diff --git a/fhem/www/codemirror/blackboard.css b/fhem/www/codemirror/blackboard.css new file mode 100644 index 000000000..8b7608472 --- /dev/null +++ b/fhem/www/codemirror/blackboard.css @@ -0,0 +1,28 @@ +/* Port of TextMate's Blackboard theme */ + +.cm-s-blackboard.CodeMirror { background: #0C1021; color: #F8F8F8; } +.cm-s-blackboard .CodeMirror-selected { background: #253B76 !important; } +.cm-s-blackboard .CodeMirror-gutters { background: #0C1021; border-right: 0; } +.cm-s-blackboard .CodeMirror-linenumber { color: #888; } +.cm-s-blackboard .CodeMirror-cursor { border-left: 1px solid #A7A7A7 !important; } + +.cm-s-blackboard .cm-keyword { color: #FBDE2D; } +.cm-s-blackboard .cm-atom { color: #D8FA3C; } +.cm-s-blackboard .cm-number { color: #D8FA3C; } +.cm-s-blackboard .cm-def { color: #8DA6CE; } +.cm-s-blackboard .cm-variable { color: #FF6400; } +.cm-s-blackboard .cm-operator { color: #FBDE2D;} +.cm-s-blackboard .cm-comment { color: #AEAEAE; } +.cm-s-blackboard .cm-string { color: #61CE3C; } +.cm-s-blackboard .cm-string-2 { color: #61CE3C; } +.cm-s-blackboard .cm-meta { color: #D8FA3C; } +.cm-s-blackboard .cm-builtin { color: #8DA6CE; } +.cm-s-blackboard .cm-tag { color: #8DA6CE; } +.cm-s-blackboard .cm-attribute { color: #8DA6CE; } +.cm-s-blackboard .cm-header { color: #FF6400; } +.cm-s-blackboard .cm-hr { color: #AEAEAE; } +.cm-s-blackboard .cm-link { color: #8DA6CE; } +.cm-s-blackboard .cm-error { background: #9D1E15; color: #F8F8F8; } + +.cm-s-blackboard .CodeMirror-activeline-background {background: #3C3636 !important;} +.cm-s-blackboard .CodeMirror-matchingbracket {outline:1px solid grey;color:white !important} \ No newline at end of file diff --git a/fhem/www/codemirror/closebrackets.js b/fhem/www/codemirror/closebrackets.js new file mode 100644 index 000000000..0575222be --- /dev/null +++ b/fhem/www/codemirror/closebrackets.js @@ -0,0 +1,84 @@ +(function() { + var DEFAULT_BRACKETS = "()[]{}''\"\""; + var DEFAULT_EXPLODE_ON_ENTER = "[]{}"; + var SPACE_CHAR_REGEX = /\s/; + + CodeMirror.defineOption("autoCloseBrackets", false, function(cm, val, old) { + if (old != CodeMirror.Init && old) + cm.removeKeyMap("autoCloseBrackets"); + if (!val) return; + var pairs = DEFAULT_BRACKETS, explode = DEFAULT_EXPLODE_ON_ENTER; + if (typeof val == "string") pairs = val; + else if (typeof val == "object") { + if (val.pairs != null) pairs = val.pairs; + if (val.explode != null) explode = val.explode; + } + var map = buildKeymap(pairs); + if (explode) map.Enter = buildExplodeHandler(explode); + cm.addKeyMap(map); + }); + + function charsAround(cm, pos) { + var str = cm.getRange(CodeMirror.Pos(pos.line, pos.ch - 1), + CodeMirror.Pos(pos.line, pos.ch + 1)); + return str.length == 2 ? str : null; + } + + function buildKeymap(pairs) { + var map = { + name : "autoCloseBrackets", + Backspace: function(cm) { + if (cm.somethingSelected() || cm.getOption("disableInput")) return CodeMirror.Pass; + var cur = cm.getCursor(), around = charsAround(cm, cur); + if (around && pairs.indexOf(around) % 2 == 0) + cm.replaceRange("", CodeMirror.Pos(cur.line, cur.ch - 1), CodeMirror.Pos(cur.line, cur.ch + 1)); + else + return CodeMirror.Pass; + } + }; + var closingBrackets = ""; + for (var i = 0; i < pairs.length; i += 2) (function(left, right) { + if (left != right) closingBrackets += right; + function surround(cm) { + var selection = cm.getSelection(); + cm.replaceSelection(left + selection + right); + } + function maybeOverwrite(cm) { + var cur = cm.getCursor(), ahead = cm.getRange(cur, CodeMirror.Pos(cur.line, cur.ch + 1)); + if (ahead != right || cm.somethingSelected()) return CodeMirror.Pass; + else cm.execCommand("goCharRight"); + } + map["'" + left + "'"] = function(cm) { + if (left == "'" && cm.getTokenAt(cm.getCursor()).type == "comment" || + cm.getOption("disableInput")) + return CodeMirror.Pass; + if (cm.somethingSelected()) return surround(cm); + if (left == right && maybeOverwrite(cm) != CodeMirror.Pass) return; + var cur = cm.getCursor(), ahead = CodeMirror.Pos(cur.line, cur.ch + 1); + var line = cm.getLine(cur.line), nextChar = line.charAt(cur.ch), curChar = cur.ch > 0 ? line.charAt(cur.ch - 1) : ""; + if (left == right && CodeMirror.isWordChar(curChar)) + return CodeMirror.Pass; + if (line.length == cur.ch || closingBrackets.indexOf(nextChar) >= 0 || SPACE_CHAR_REGEX.test(nextChar)) + cm.replaceSelection(left + right, {head: ahead, anchor: ahead}); + else + return CodeMirror.Pass; + }; + if (left != right) map["'" + right + "'"] = maybeOverwrite; + })(pairs.charAt(i), pairs.charAt(i + 1)); + return map; + } + + function buildExplodeHandler(pairs) { + return function(cm) { + var cur = cm.getCursor(), around = charsAround(cm, cur); + if (!around || pairs.indexOf(around) % 2 != 0 || cm.getOption("disableInput")) + return CodeMirror.Pass; + cm.operation(function() { + var newPos = CodeMirror.Pos(cur.line + 1, 0); + cm.replaceSelection("\n\n", {anchor: newPos, head: newPos}, "+input"); + cm.indentLine(cur.line + 1, null, true); + cm.indentLine(cur.line + 2, null, true); + }); + }; + } +})(); diff --git a/fhem/www/codemirror/codemirror.css b/fhem/www/codemirror/codemirror.css new file mode 100644 index 000000000..23eaf74d4 --- /dev/null +++ b/fhem/www/codemirror/codemirror.css @@ -0,0 +1,263 @@ +/* BASICS */ + +.CodeMirror { + /* Set height, width, borders, and global font properties here */ + font-family: monospace; + height: 300px; +} +.CodeMirror-scroll { + /* Set scrolling behaviour here */ + overflow: auto; +} + +/* PADDING */ + +.CodeMirror-lines { + padding: 4px 0; /* Vertical padding around content */ +} +.CodeMirror pre { + padding: 0 4px; /* Horizontal padding of content */ +} + +.CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler { + background-color: white; /* The little square between H and V scrollbars */ +} + +/* GUTTER */ + +.CodeMirror-gutters { + border-right: 1px solid #ddd; + background-color: #f7f7f7; + white-space: nowrap; +} +.CodeMirror-linenumbers {} +.CodeMirror-linenumber { + padding: 0 3px 0 5px; + min-width: 20px; + text-align: right; + color: #999; +} + +/* CURSOR */ + +.CodeMirror div.CodeMirror-cursor { + border-left: 1px solid black; + z-index: 3; +} +/* Shown when moving in bi-directional text */ +.CodeMirror div.CodeMirror-secondarycursor { + border-left: 1px solid silver; +} +.CodeMirror.cm-keymap-fat-cursor div.CodeMirror-cursor { + width: auto; + border: 0; + background: #7e7; + z-index: 1; +} +/* Can style cursor different in overwrite (non-insert) mode */ +.CodeMirror div.CodeMirror-cursor.CodeMirror-overwrite {} + +.cm-tab { display: inline-block; } + +/* DEFAULT THEME */ + +.cm-s-default .cm-keyword {color: #708;} +.cm-s-default .cm-atom {color: #219;} +.cm-s-default .cm-number {color: #164;} +.cm-s-default .cm-def {color: #00f;} +.cm-s-default .cm-variable {color: black;} +.cm-s-default .cm-variable-2 {color: #05a;} +.cm-s-default .cm-variable-3 {color: #085;} +.cm-s-default .cm-property {color: black;} +.cm-s-default .cm-operator {color: black;} +.cm-s-default .cm-comment {color: #a50;} +.cm-s-default .cm-string {color: #a11;} +.cm-s-default .cm-string-2 {color: #f50;} +.cm-s-default .cm-meta {color: #555;} +.cm-s-default .cm-qualifier {color: #555;} +.cm-s-default .cm-builtin {color: #30a;} +.cm-s-default .cm-bracket {color: #997;} +.cm-s-default .cm-tag {color: #170;} +.cm-s-default .cm-attribute {color: #00c;} +.cm-s-default .cm-header {color: blue;} +.cm-s-default .cm-quote {color: #090;} +.cm-s-default .cm-hr {color: #999;} +.cm-s-default .cm-link {color: #00c;} + +.cm-negative {color: #d44;} +.cm-positive {color: #292;} +.cm-header, .cm-strong {font-weight: bold;} +.cm-em {font-style: italic;} +.cm-link {text-decoration: underline;} + +.cm-s-default .cm-error {color: #f00;} +.cm-invalidchar {color: #f00;} + +div.CodeMirror span.CodeMirror-matchingbracket {color: #0f0;} +div.CodeMirror span.CodeMirror-nonmatchingbracket {color: #f22;} +.CodeMirror-activeline-background {background: #e8f2ff;} + +/* STOP */ + +/* The rest of this file contains styles related to the mechanics of + the editor. You probably shouldn't touch them. */ + +.CodeMirror { + line-height: 1; + position: relative; + overflow: hidden; + background: white; + color: black; +} + +.CodeMirror-scroll { + /* 30px is the magic margin used to hide the element's real scrollbars */ + /* See overflow: hidden in .CodeMirror */ + margin-bottom: -30px; margin-right: -30px; + padding-bottom: 30px; padding-right: 30px; + height: 100%; + outline: none; /* Prevent dragging from highlighting the element */ + position: relative; + -moz-box-sizing: content-box; + box-sizing: content-box; +} +.CodeMirror-sizer { + position: relative; +} + +/* The fake, visible scrollbars. Used to force redraw during scrolling + before actuall scrolling happens, thus preventing shaking and + flickering artifacts. */ +.CodeMirror-vscrollbar, .CodeMirror-hscrollbar, .CodeMirror-scrollbar-filler, .CodeMirror-gutter-filler { + position: absolute; + z-index: 6; + display: none; +} +.CodeMirror-vscrollbar { + right: 0; top: 0; + overflow-x: hidden; + overflow-y: scroll; +} +.CodeMirror-hscrollbar { + bottom: 0; left: 0; + overflow-y: hidden; + overflow-x: scroll; +} +.CodeMirror-scrollbar-filler { + right: 0; bottom: 0; +} +.CodeMirror-gutter-filler { + left: 0; bottom: 0; +} + +.CodeMirror-gutters { + position: absolute; left: 0; top: 0; + padding-bottom: 30px; + z-index: 3; +} +.CodeMirror-gutter { + white-space: normal; + height: 100%; + -moz-box-sizing: content-box; + box-sizing: content-box; + padding-bottom: 30px; + margin-bottom: -32px; + display: inline-block; + /* Hack to make IE7 behave */ + *zoom:1; + *display:inline; +} +.CodeMirror-gutter-elt { + position: absolute; + cursor: default; + z-index: 4; +} + +.CodeMirror-lines { + cursor: text; +} +.CodeMirror pre { + /* Reset some styles that the rest of the page might have set */ + -moz-border-radius: 0; -webkit-border-radius: 0; border-radius: 0; + border-width: 0; + background: transparent; + font-family: inherit; + font-size: inherit; + margin: 0; + white-space: pre; + word-wrap: normal; + line-height: inherit; + color: inherit; + z-index: 2; + position: relative; + overflow: visible; +} +.CodeMirror-wrap pre { + word-wrap: break-word; + white-space: pre-wrap; + word-break: normal; +} +.CodeMirror-code pre { + border-right: 30px solid transparent; + width: -webkit-fit-content; + width: -moz-fit-content; + width: fit-content; +} +.CodeMirror-wrap .CodeMirror-code pre { + border-right: none; + width: auto; +} +.CodeMirror-linebackground { + position: absolute; + left: 0; right: 0; top: 0; bottom: 0; + z-index: 0; +} + +.CodeMirror-linewidget { + position: relative; + z-index: 2; + overflow: auto; +} + +.CodeMirror-widget {} + +.CodeMirror-wrap .CodeMirror-scroll { + overflow-x: hidden; +} + +.CodeMirror-measure { + position: absolute; + width: 100%; + height: 0; + overflow: hidden; + visibility: hidden; +} +.CodeMirror-measure pre { position: static; } + +.CodeMirror div.CodeMirror-cursor { + position: absolute; + visibility: hidden; + border-right: none; + width: 0; +} +.CodeMirror-focused div.CodeMirror-cursor { + visibility: visible; +} + +.CodeMirror-selected { background: #d9d9d9; } +.CodeMirror-focused .CodeMirror-selected { background: #d7d4f0; } + +.cm-searching { + background: #ffa; + background: rgba(255, 255, 0, .4); +} + +/* IE7 hack to prevent it from returning funny offsetTops on the spans */ +.CodeMirror span { *vertical-align: text-bottom; } + +@media print { + /* Hide the cursor when printing */ + .CodeMirror div.CodeMirror-cursor { + visibility: hidden; + } +} diff --git a/fhem/www/codemirror/codemirror.js b/fhem/www/codemirror/codemirror.js new file mode 100644 index 000000000..d82bd143c --- /dev/null +++ b/fhem/www/codemirror/codemirror.js @@ -0,0 +1,6049 @@ +// CodeMirror version 3.21 +// +// CodeMirror is the only global var we claim +window.CodeMirror = (function() { + "use strict"; + + // BROWSER SNIFFING + + // Crude, but necessary to handle a number of hard-to-feature-detect + // bugs and behavior differences. + var gecko = /gecko\/\d/i.test(navigator.userAgent); + // IE11 currently doesn't count as 'ie', since it has almost none of + // the same bugs as earlier versions. Use ie_gt10 to handle + // incompatibilities in that version. + var old_ie = /MSIE \d/.test(navigator.userAgent); + var ie_lt8 = old_ie && (document.documentMode == null || document.documentMode < 8); + var ie_lt9 = old_ie && (document.documentMode == null || document.documentMode < 9); + var ie_gt10 = /Trident\/([7-9]|\d{2,})\./.test(navigator.userAgent); + var ie = old_ie || ie_gt10; + var webkit = /WebKit\//.test(navigator.userAgent); + var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(navigator.userAgent); + var chrome = /Chrome\//.test(navigator.userAgent); + var opera = /Opera\//.test(navigator.userAgent); + var safari = /Apple Computer/.test(navigator.vendor); + var khtml = /KHTML\//.test(navigator.userAgent); + var mac_geLion = /Mac OS X 1\d\D([7-9]|\d\d)\D/.test(navigator.userAgent); + var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(navigator.userAgent); + var phantom = /PhantomJS/.test(navigator.userAgent); + + var ios = /AppleWebKit/.test(navigator.userAgent) && /Mobile\/\w+/.test(navigator.userAgent); + // This is woefully incomplete. Suggestions for alternative methods welcome. + var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(navigator.userAgent); + var mac = ios || /Mac/.test(navigator.platform); + var windows = /win/i.test(navigator.platform); + + var opera_version = opera && navigator.userAgent.match(/Version\/(\d*\.\d*)/); + if (opera_version) opera_version = Number(opera_version[1]); + if (opera_version && opera_version >= 15) { opera = false; webkit = true; } + // Some browsers use the wrong event properties to signal cmd/ctrl on OS X + var flipCtrlCmd = mac && (qtwebkit || opera && (opera_version == null || opera_version < 12.11)); + var captureMiddleClick = gecko || (old_ie && !ie_lt9); + + // Optimize some code when these features are not used + var sawReadOnlySpans = false, sawCollapsedSpans = false; + + // CONSTRUCTOR + + function CodeMirror(place, options) { + if (!(this instanceof CodeMirror)) return new CodeMirror(place, options); + + this.options = options = options || {}; + // Determine effective options based on given values and defaults. + for (var opt in defaults) if (!options.hasOwnProperty(opt) && defaults.hasOwnProperty(opt)) + options[opt] = defaults[opt]; + setGuttersForLineNumbers(options); + + var docStart = typeof options.value == "string" ? 0 : options.value.first; + var display = this.display = makeDisplay(place, docStart); + display.wrapper.CodeMirror = this; + updateGutters(this); + if (options.autofocus && !mobile) focusInput(this); + + this.state = {keyMaps: [], + overlays: [], + modeGen: 0, + overwrite: false, focused: false, + suppressEdits: false, + pasteIncoming: false, cutIncoming: false, + draggingText: false, + highlight: new Delayed()}; + + themeChanged(this); + if (options.lineWrapping) + this.display.wrapper.className += " CodeMirror-wrap"; + + var doc = options.value; + if (typeof doc == "string") doc = new Doc(options.value, options.mode); + operation(this, attachDoc)(this, doc); + + // Override magic textarea content restore that IE sometimes does + // on our hidden textarea on reload + if (old_ie) setTimeout(bind(resetInput, this, true), 20); + + registerEventHandlers(this); + // IE throws unspecified error in certain cases, when + // trying to access activeElement before onload + var hasFocus; try { hasFocus = (document.activeElement == display.input); } catch(e) { } + if (hasFocus || (options.autofocus && !mobile)) setTimeout(bind(onFocus, this), 20); + else onBlur(this); + + operation(this, function() { + for (var opt in optionHandlers) + if (optionHandlers.propertyIsEnumerable(opt)) + optionHandlers[opt](this, options[opt], Init); + for (var i = 0; i < initHooks.length; ++i) initHooks[i](this); + })(); + } + + // DISPLAY CONSTRUCTOR + + function makeDisplay(place, docStart) { + var d = {}; + + var input = d.input = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none; font-size: 4px;"); + if (webkit) input.style.width = "1000px"; + else input.setAttribute("wrap", "off"); + // if border: 0; -- iOS fails to open keyboard (issue #1287) + if (ios) input.style.border = "1px solid black"; + input.setAttribute("autocorrect", "off"); input.setAttribute("autocapitalize", "off"); input.setAttribute("spellcheck", "false"); + + // Wraps and hides input textarea + d.inputDiv = elt("div", [input], null, "overflow: hidden; position: relative; width: 3px; height: 0px;"); + // The actual fake scrollbars. + d.scrollbarH = elt("div", [elt("div", null, null, "height: 1px")], "CodeMirror-hscrollbar"); + d.scrollbarV = elt("div", [elt("div", null, null, "width: 1px")], "CodeMirror-vscrollbar"); + d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler"); + d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler"); + // DIVs containing the selection and the actual code + d.lineDiv = elt("div", null, "CodeMirror-code"); + d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1"); + // Blinky cursor, and element used to ensure cursor fits at the end of a line + d.cursor = elt("div", "\u00a0", "CodeMirror-cursor"); + // Secondary cursor, shown when on a 'jump' in bi-directional text + d.otherCursor = elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor"); + // Used to measure text size + d.measure = elt("div", null, "CodeMirror-measure"); + // Wraps everything that needs to exist inside the vertically-padded coordinate system + d.lineSpace = elt("div", [d.measure, d.selectionDiv, d.lineDiv, d.cursor, d.otherCursor], + null, "position: relative; outline: none"); + // Moved around its parent to cover visible view + d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative"); + // Set to the height of the text, causes scrolling + d.sizer = elt("div", [d.mover], "CodeMirror-sizer"); + // D is needed because behavior of elts with overflow: auto and padding is inconsistent across browsers + d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerCutOff + "px; width: 1px;"); + // Will contain the gutters, if any + d.gutters = elt("div", null, "CodeMirror-gutters"); + d.lineGutter = null; + // Provides scrolling + d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll"); + d.scroller.setAttribute("tabIndex", "-1"); + // The element in which the editor lives. + d.wrapper = elt("div", [d.inputDiv, d.scrollbarH, d.scrollbarV, + d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror"); + // Work around IE7 z-index bug + if (ie_lt8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; } + if (place.appendChild) place.appendChild(d.wrapper); else place(d.wrapper); + + // Needed to hide big blue blinking cursor on Mobile Safari + if (ios) input.style.width = "0px"; + if (!webkit) d.scroller.draggable = true; + // Needed to handle Tab key in KHTML + if (khtml) { d.inputDiv.style.height = "1px"; d.inputDiv.style.position = "absolute"; } + // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8). + else if (ie_lt8) d.scrollbarH.style.minWidth = d.scrollbarV.style.minWidth = "18px"; + + // Current visible range (may be bigger than the view window). + d.viewOffset = d.lastSizeC = 0; + d.showingFrom = d.showingTo = docStart; + + // Used to only resize the line number gutter when necessary (when + // the amount of lines crosses a boundary that makes its width change) + d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null; + // See readInput and resetInput + d.prevInput = ""; + // Set to true when a non-horizontal-scrolling widget is added. As + // an optimization, widget aligning is skipped when d is false. + d.alignWidgets = false; + // Flag that indicates whether we currently expect input to appear + // (after some event like 'keypress' or 'input') and are polling + // intensively. + d.pollingFast = false; + // Self-resetting timeout for the poller + d.poll = new Delayed(); + + d.cachedCharWidth = d.cachedTextHeight = null; + d.measureLineCache = []; + d.measureLineCachePos = 0; + + // Tracks when resetInput has punted to just putting a short + // string instead of the (large) selection. + d.inaccurateSelection = false; + + // Tracks the maximum line length so that the horizontal scrollbar + // can be kept static when scrolling. + d.maxLine = null; + d.maxLineLength = 0; + d.maxLineChanged = false; + + // Used for measuring wheel scrolling granularity + d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null; + + return d; + } + + // STATE UPDATES + + // Used to get the editor into a consistent state again when options change. + + function loadMode(cm) { + cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption); + resetModeState(cm); + } + + function resetModeState(cm) { + cm.doc.iter(function(line) { + if (line.stateAfter) line.stateAfter = null; + if (line.styles) line.styles = null; + }); + cm.doc.frontier = cm.doc.first; + startWorker(cm, 100); + cm.state.modeGen++; + if (cm.curOp) regChange(cm); + } + + function wrappingChanged(cm) { + if (cm.options.lineWrapping) { + cm.display.wrapper.className += " CodeMirror-wrap"; + cm.display.sizer.style.minWidth = ""; + } else { + cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-wrap", ""); + computeMaxLength(cm); + } + estimateLineHeights(cm); + regChange(cm); + clearCaches(cm); + setTimeout(function(){updateScrollbars(cm);}, 100); + } + + function estimateHeight(cm) { + var th = textHeight(cm.display), wrapping = cm.options.lineWrapping; + var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3); + return function(line) { + if (lineIsHidden(cm.doc, line)) + return 0; + else if (wrapping) + return (Math.ceil(line.text.length / perLine) || 1) * th; + else + return th; + }; + } + + function estimateLineHeights(cm) { + var doc = cm.doc, est = estimateHeight(cm); + doc.iter(function(line) { + var estHeight = est(line); + if (estHeight != line.height) updateLineHeight(line, estHeight); + }); + } + + function keyMapChanged(cm) { + var map = keyMap[cm.options.keyMap], style = map.style; + cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-keymap-\S+/g, "") + + (style ? " cm-keymap-" + style : ""); + } + + function themeChanged(cm) { + cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") + + cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-"); + clearCaches(cm); + } + + function guttersChanged(cm) { + updateGutters(cm); + regChange(cm); + setTimeout(function(){alignHorizontally(cm);}, 20); + } + + function updateGutters(cm) { + var gutters = cm.display.gutters, specs = cm.options.gutters; + removeChildren(gutters); + for (var i = 0; i < specs.length; ++i) { + var gutterClass = specs[i]; + var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass)); + if (gutterClass == "CodeMirror-linenumbers") { + cm.display.lineGutter = gElt; + gElt.style.width = (cm.display.lineNumWidth || 1) + "px"; + } + } + gutters.style.display = i ? "" : "none"; + } + + function lineLength(doc, line) { + if (line.height == 0) return 0; + var len = line.text.length, merged, cur = line; + while (merged = collapsedSpanAtStart(cur)) { + var found = merged.find(); + cur = getLine(doc, found.from.line); + len += found.from.ch - found.to.ch; + } + cur = line; + while (merged = collapsedSpanAtEnd(cur)) { + var found = merged.find(); + len -= cur.text.length - found.from.ch; + cur = getLine(doc, found.to.line); + len += cur.text.length - found.to.ch; + } + return len; + } + + function computeMaxLength(cm) { + var d = cm.display, doc = cm.doc; + d.maxLine = getLine(doc, doc.first); + d.maxLineLength = lineLength(doc, d.maxLine); + d.maxLineChanged = true; + doc.iter(function(line) { + var len = lineLength(doc, line); + if (len > d.maxLineLength) { + d.maxLineLength = len; + d.maxLine = line; + } + }); + } + + // Make sure the gutters options contains the element + // "CodeMirror-linenumbers" when the lineNumbers option is true. + function setGuttersForLineNumbers(options) { + var found = indexOf(options.gutters, "CodeMirror-linenumbers"); + if (found == -1 && options.lineNumbers) { + options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]); + } else if (found > -1 && !options.lineNumbers) { + options.gutters = options.gutters.slice(0); + options.gutters.splice(found, 1); + } + } + + // SCROLLBARS + + // Re-synchronize the fake scrollbars with the actual size of the + // content. Optionally force a scrollTop. + function updateScrollbars(cm) { + var d = cm.display, docHeight = cm.doc.height; + var totalHeight = docHeight + paddingVert(d); + d.sizer.style.minHeight = d.heightForcer.style.top = totalHeight + "px"; + d.gutters.style.height = Math.max(totalHeight, d.scroller.clientHeight - scrollerCutOff) + "px"; + var scrollHeight = Math.max(totalHeight, d.scroller.scrollHeight); + var needsH = d.scroller.scrollWidth > (d.scroller.clientWidth + 1); + var needsV = scrollHeight > (d.scroller.clientHeight + 1); + if (needsV) { + d.scrollbarV.style.display = "block"; + d.scrollbarV.style.bottom = needsH ? scrollbarWidth(d.measure) + "px" : "0"; + d.scrollbarV.firstChild.style.height = + (scrollHeight - d.scroller.clientHeight + d.scrollbarV.clientHeight) + "px"; + } else { + d.scrollbarV.style.display = ""; + d.scrollbarV.firstChild.style.height = "0"; + } + if (needsH) { + d.scrollbarH.style.display = "block"; + d.scrollbarH.style.right = needsV ? scrollbarWidth(d.measure) + "px" : "0"; + d.scrollbarH.firstChild.style.width = + (d.scroller.scrollWidth - d.scroller.clientWidth + d.scrollbarH.clientWidth) + "px"; + } else { + d.scrollbarH.style.display = ""; + d.scrollbarH.firstChild.style.width = "0"; + } + if (needsH && needsV) { + d.scrollbarFiller.style.display = "block"; + d.scrollbarFiller.style.height = d.scrollbarFiller.style.width = scrollbarWidth(d.measure) + "px"; + } else d.scrollbarFiller.style.display = ""; + if (needsH && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) { + d.gutterFiller.style.display = "block"; + d.gutterFiller.style.height = scrollbarWidth(d.measure) + "px"; + d.gutterFiller.style.width = d.gutters.offsetWidth + "px"; + } else d.gutterFiller.style.display = ""; + + if (mac_geLion && scrollbarWidth(d.measure) === 0) { + d.scrollbarV.style.minWidth = d.scrollbarH.style.minHeight = mac_geMountainLion ? "18px" : "12px"; + d.scrollbarV.style.pointerEvents = d.scrollbarH.style.pointerEvents = "none"; + } + } + + function visibleLines(display, doc, viewPort) { + var top = display.scroller.scrollTop, height = display.wrapper.clientHeight; + if (typeof viewPort == "number") top = viewPort; + else if (viewPort) {top = viewPort.top; height = viewPort.bottom - viewPort.top;} + top = Math.floor(top - paddingTop(display)); + var bottom = Math.ceil(top + height); + return {from: lineAtHeight(doc, top), to: lineAtHeight(doc, bottom)}; + } + + // LINE NUMBERS + + function alignHorizontally(cm) { + var display = cm.display; + if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return; + var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft; + var gutterW = display.gutters.offsetWidth, l = comp + "px"; + for (var n = display.lineDiv.firstChild; n; n = n.nextSibling) if (n.alignable) { + for (var i = 0, a = n.alignable; i < a.length; ++i) a[i].style.left = l; + } + if (cm.options.fixedGutter) + display.gutters.style.left = (comp + gutterW) + "px"; + } + + function maybeUpdateLineNumberWidth(cm) { + if (!cm.options.lineNumbers) return false; + var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display; + if (last.length != display.lineNumChars) { + var test = display.measure.appendChild(elt("div", [elt("div", last)], + "CodeMirror-linenumber CodeMirror-gutter-elt")); + var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW; + display.lineGutter.style.width = ""; + display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding); + display.lineNumWidth = display.lineNumInnerWidth + padding; + display.lineNumChars = display.lineNumInnerWidth ? last.length : -1; + display.lineGutter.style.width = display.lineNumWidth + "px"; + return true; + } + return false; + } + + function lineNumberFor(options, i) { + return String(options.lineNumberFormatter(i + options.firstLineNumber)); + } + function compensateForHScroll(display) { + return getRect(display.scroller).left - getRect(display.sizer).left; + } + + // DISPLAY DRAWING + + function updateDisplay(cm, changes, viewPort, forced) { + var oldFrom = cm.display.showingFrom, oldTo = cm.display.showingTo, updated; + var visible = visibleLines(cm.display, cm.doc, viewPort); + for (var first = true;; first = false) { + var oldWidth = cm.display.scroller.clientWidth; + if (!updateDisplayInner(cm, changes, visible, forced)) break; + updated = true; + changes = []; + updateSelection(cm); + updateScrollbars(cm); + if (first && cm.options.lineWrapping && oldWidth != cm.display.scroller.clientWidth) { + forced = true; + continue; + } + forced = false; + + // Clip forced viewport to actual scrollable area + if (viewPort) + viewPort = Math.min(cm.display.scroller.scrollHeight - cm.display.scroller.clientHeight, + typeof viewPort == "number" ? viewPort : viewPort.top); + visible = visibleLines(cm.display, cm.doc, viewPort); + if (visible.from >= cm.display.showingFrom && visible.to <= cm.display.showingTo) + break; + } + + if (updated) { + signalLater(cm, "update", cm); + if (cm.display.showingFrom != oldFrom || cm.display.showingTo != oldTo) + signalLater(cm, "viewportChange", cm, cm.display.showingFrom, cm.display.showingTo); + } + return updated; + } + + // Uses a set of changes plus the current scroll position to + // determine which DOM updates have to be made, and makes the + // updates. + function updateDisplayInner(cm, changes, visible, forced) { + var display = cm.display, doc = cm.doc; + if (!display.wrapper.offsetWidth) { + display.showingFrom = display.showingTo = doc.first; + display.viewOffset = 0; + return; + } + + // Bail out if the visible area is already rendered and nothing changed. + if (!forced && changes.length == 0 && + visible.from > display.showingFrom && visible.to < display.showingTo) + return; + + if (maybeUpdateLineNumberWidth(cm)) + changes = [{from: doc.first, to: doc.first + doc.size}]; + var gutterW = display.sizer.style.marginLeft = display.gutters.offsetWidth + "px"; + display.scrollbarH.style.left = cm.options.fixedGutter ? gutterW : "0"; + + // Used to determine which lines need their line numbers updated + var positionsChangedFrom = Infinity; + if (cm.options.lineNumbers) + for (var i = 0; i < changes.length; ++i) + if (changes[i].diff && changes[i].from < positionsChangedFrom) { positionsChangedFrom = changes[i].from; } + + var end = doc.first + doc.size; + var from = Math.max(visible.from - cm.options.viewportMargin, doc.first); + var to = Math.min(end, visible.to + cm.options.viewportMargin); + if (display.showingFrom < from && from - display.showingFrom < 20) from = Math.max(doc.first, display.showingFrom); + if (display.showingTo > to && display.showingTo - to < 20) to = Math.min(end, display.showingTo); + if (sawCollapsedSpans) { + from = lineNo(visualLine(doc, getLine(doc, from))); + while (to < end && lineIsHidden(doc, getLine(doc, to))) ++to; + } + + // Create a range of theoretically intact lines, and punch holes + // in that using the change info. + var intact = [{from: Math.max(display.showingFrom, doc.first), + to: Math.min(display.showingTo, end)}]; + if (intact[0].from >= intact[0].to) intact = []; + else intact = computeIntact(intact, changes); + // When merged lines are present, we might have to reduce the + // intact ranges because changes in continued fragments of the + // intact lines do require the lines to be redrawn. + if (sawCollapsedSpans) + for (var i = 0; i < intact.length; ++i) { + var range = intact[i], merged; + while (merged = collapsedSpanAtEnd(getLine(doc, range.to - 1))) { + var newTo = merged.find().from.line; + if (newTo > range.from) range.to = newTo; + else { intact.splice(i--, 1); break; } + } + } + + // Clip off the parts that won't be visible + var intactLines = 0; + for (var i = 0; i < intact.length; ++i) { + var range = intact[i]; + if (range.from < from) range.from = from; + if (range.to > to) range.to = to; + if (range.from >= range.to) intact.splice(i--, 1); + else intactLines += range.to - range.from; + } + if (!forced && intactLines == to - from && from == display.showingFrom && to == display.showingTo) { + updateViewOffset(cm); + return; + } + intact.sort(function(a, b) {return a.from - b.from;}); + + // Avoid crashing on IE's "unspecified error" when in iframes + try { + var focused = document.activeElement; + } catch(e) {} + if (intactLines < (to - from) * .7) display.lineDiv.style.display = "none"; + patchDisplay(cm, from, to, intact, positionsChangedFrom); + display.lineDiv.style.display = ""; + if (focused && document.activeElement != focused && focused.offsetHeight) focused.focus(); + + var different = from != display.showingFrom || to != display.showingTo || + display.lastSizeC != display.wrapper.clientHeight; + // This is just a bogus formula that detects when the editor is + // resized or the font size changes. + if (different) { + display.lastSizeC = display.wrapper.clientHeight; + startWorker(cm, 400); + } + display.showingFrom = from; display.showingTo = to; + + display.gutters.style.height = ""; + updateHeightsInViewport(cm); + updateViewOffset(cm); + + return true; + } + + function updateHeightsInViewport(cm) { + var display = cm.display; + var prevBottom = display.lineDiv.offsetTop; + for (var node = display.lineDiv.firstChild, height; node; node = node.nextSibling) if (node.lineObj) { + if (ie_lt8) { + var bot = node.offsetTop + node.offsetHeight; + height = bot - prevBottom; + prevBottom = bot; + } else { + var box = getRect(node); + height = box.bottom - box.top; + } + var diff = node.lineObj.height - height; + if (height < 2) height = textHeight(display); + if (diff > .001 || diff < -.001) { + updateLineHeight(node.lineObj, height); + var widgets = node.lineObj.widgets; + if (widgets) for (var i = 0; i < widgets.length; ++i) + widgets[i].height = widgets[i].node.offsetHeight; + } + } + } + + function updateViewOffset(cm) { + var off = cm.display.viewOffset = heightAtLine(cm, getLine(cm.doc, cm.display.showingFrom)); + // Position the mover div to align with the current virtual scroll position + cm.display.mover.style.top = off + "px"; + } + + function computeIntact(intact, changes) { + for (var i = 0, l = changes.length || 0; i < l; ++i) { + var change = changes[i], intact2 = [], diff = change.diff || 0; + for (var j = 0, l2 = intact.length; j < l2; ++j) { + var range = intact[j]; + if (change.to <= range.from && change.diff) { + intact2.push({from: range.from + diff, to: range.to + diff}); + } else if (change.to <= range.from || change.from >= range.to) { + intact2.push(range); + } else { + if (change.from > range.from) + intact2.push({from: range.from, to: change.from}); + if (change.to < range.to) + intact2.push({from: change.to + diff, to: range.to + diff}); + } + } + intact = intact2; + } + return intact; + } + + function getDimensions(cm) { + var d = cm.display, left = {}, width = {}; + for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) { + left[cm.options.gutters[i]] = n.offsetLeft; + width[cm.options.gutters[i]] = n.offsetWidth; + } + return {fixedPos: compensateForHScroll(d), + gutterTotalWidth: d.gutters.offsetWidth, + gutterLeft: left, + gutterWidth: width, + wrapperWidth: d.wrapper.clientWidth}; + } + + function patchDisplay(cm, from, to, intact, updateNumbersFrom) { + var dims = getDimensions(cm); + var display = cm.display, lineNumbers = cm.options.lineNumbers; + if (!intact.length && (!webkit || !cm.display.currentWheelTarget)) + removeChildren(display.lineDiv); + var container = display.lineDiv, cur = container.firstChild; + + function rm(node) { + var next = node.nextSibling; + if (webkit && mac && cm.display.currentWheelTarget == node) { + node.style.display = "none"; + node.lineObj = null; + } else { + node.parentNode.removeChild(node); + } + return next; + } + + var nextIntact = intact.shift(), lineN = from; + cm.doc.iter(from, to, function(line) { + if (nextIntact && nextIntact.to == lineN) nextIntact = intact.shift(); + if (lineIsHidden(cm.doc, line)) { + if (line.height != 0) updateLineHeight(line, 0); + if (line.widgets && cur && cur.previousSibling) for (var i = 0; i < line.widgets.length; ++i) { + var w = line.widgets[i]; + if (w.showIfHidden) { + var prev = cur.previousSibling; + if (/pre/i.test(prev.nodeName)) { + var wrap = elt("div", null, null, "position: relative"); + prev.parentNode.replaceChild(wrap, prev); + wrap.appendChild(prev); + prev = wrap; + } + var wnode = prev.appendChild(elt("div", [w.node], "CodeMirror-linewidget")); + if (!w.handleMouseEvents) wnode.ignoreEvents = true; + positionLineWidget(w, wnode, prev, dims); + } + } + } else if (nextIntact && nextIntact.from <= lineN && nextIntact.to > lineN) { + // This line is intact. Skip to the actual node. Update its + // line number if needed. + while (cur.lineObj != line) cur = rm(cur); + if (lineNumbers && updateNumbersFrom <= lineN && cur.lineNumber) + setTextContent(cur.lineNumber, lineNumberFor(cm.options, lineN)); + cur = cur.nextSibling; + } else { + // For lines with widgets, make an attempt to find and reuse + // the existing element, so that widgets aren't needlessly + // removed and re-inserted into the dom + if (line.widgets) for (var j = 0, search = cur, reuse; search && j < 20; ++j, search = search.nextSibling) + if (search.lineObj == line && /div/i.test(search.nodeName)) { reuse = search; break; } + // This line needs to be generated. + var lineNode = buildLineElement(cm, line, lineN, dims, reuse); + if (lineNode != reuse) { + container.insertBefore(lineNode, cur); + } else { + while (cur != reuse) cur = rm(cur); + cur = cur.nextSibling; + } + + lineNode.lineObj = line; + } + ++lineN; + }); + while (cur) cur = rm(cur); + } + + function buildLineElement(cm, line, lineNo, dims, reuse) { + var built = buildLineContent(cm, line), lineElement = built.pre; + var markers = line.gutterMarkers, display = cm.display, wrap; + + var bgClass = built.bgClass ? built.bgClass + " " + (line.bgClass || "") : line.bgClass; + if (!cm.options.lineNumbers && !markers && !bgClass && !line.wrapClass && !line.widgets) + return lineElement; + + // Lines with gutter elements, widgets or a background class need + // to be wrapped again, and have the extra elements added to the + // wrapper div + + if (reuse) { + reuse.alignable = null; + var isOk = true, widgetsSeen = 0, insertBefore = null; + for (var n = reuse.firstChild, next; n; n = next) { + next = n.nextSibling; + if (!/\bCodeMirror-linewidget\b/.test(n.className)) { + reuse.removeChild(n); + } else { + for (var i = 0; i < line.widgets.length; ++i) { + var widget = line.widgets[i]; + if (widget.node == n.firstChild) { + if (!widget.above && !insertBefore) insertBefore = n; + positionLineWidget(widget, n, reuse, dims); + ++widgetsSeen; + break; + } + } + if (i == line.widgets.length) { isOk = false; break; } + } + } + reuse.insertBefore(lineElement, insertBefore); + if (isOk && widgetsSeen == line.widgets.length) { + wrap = reuse; + reuse.className = line.wrapClass || ""; + } + } + if (!wrap) { + wrap = elt("div", null, line.wrapClass, "position: relative"); + wrap.appendChild(lineElement); + } + // Kludge to make sure the styled element lies behind the selection (by z-index) + if (bgClass) + wrap.insertBefore(elt("div", null, bgClass + " CodeMirror-linebackground"), wrap.firstChild); + if (cm.options.lineNumbers || markers) { + var gutterWrap = wrap.insertBefore(elt("div", null, "CodeMirror-gutter-wrapper", "position: absolute; left: " + + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"), + lineElement); + if (cm.options.fixedGutter) (wrap.alignable || (wrap.alignable = [])).push(gutterWrap); + if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"])) + wrap.lineNumber = gutterWrap.appendChild( + elt("div", lineNumberFor(cm.options, lineNo), + "CodeMirror-linenumber CodeMirror-gutter-elt", + "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: " + + display.lineNumInnerWidth + "px")); + if (markers) + for (var k = 0; k < cm.options.gutters.length; ++k) { + var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id]; + if (found) + gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " + + dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px")); + } + } + if (ie_lt8) wrap.style.zIndex = 2; + if (line.widgets && wrap != reuse) for (var i = 0, ws = line.widgets; i < ws.length; ++i) { + var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget"); + if (!widget.handleMouseEvents) node.ignoreEvents = true; + positionLineWidget(widget, node, wrap, dims); + if (widget.above) + wrap.insertBefore(node, cm.options.lineNumbers && line.height != 0 ? gutterWrap : lineElement); + else + wrap.appendChild(node); + signalLater(widget, "redraw"); + } + return wrap; + } + + function positionLineWidget(widget, node, wrap, dims) { + if (widget.noHScroll) { + (wrap.alignable || (wrap.alignable = [])).push(node); + var width = dims.wrapperWidth; + node.style.left = dims.fixedPos + "px"; + if (!widget.coverGutter) { + width -= dims.gutterTotalWidth; + node.style.paddingLeft = dims.gutterTotalWidth + "px"; + } + node.style.width = width + "px"; + } + if (widget.coverGutter) { + node.style.zIndex = 5; + node.style.position = "relative"; + if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px"; + } + } + + // SELECTION / CURSOR + + function updateSelection(cm) { + var display = cm.display; + var collapsed = posEq(cm.doc.sel.from, cm.doc.sel.to); + if (collapsed || cm.options.showCursorWhenSelecting) + updateSelectionCursor(cm); + else + display.cursor.style.display = display.otherCursor.style.display = "none"; + if (!collapsed) + updateSelectionRange(cm); + else + display.selectionDiv.style.display = "none"; + + // Move the hidden textarea near the cursor to prevent scrolling artifacts + if (cm.options.moveInputWithCursor) { + var headPos = cursorCoords(cm, cm.doc.sel.head, "div"); + var wrapOff = getRect(display.wrapper), lineOff = getRect(display.lineDiv); + display.inputDiv.style.top = Math.max(0, Math.min(display.wrapper.clientHeight - 10, + headPos.top + lineOff.top - wrapOff.top)) + "px"; + display.inputDiv.style.left = Math.max(0, Math.min(display.wrapper.clientWidth - 10, + headPos.left + lineOff.left - wrapOff.left)) + "px"; + } + } + + // No selection, plain cursor + function updateSelectionCursor(cm) { + var display = cm.display, pos = cursorCoords(cm, cm.doc.sel.head, "div"); + display.cursor.style.left = pos.left + "px"; + display.cursor.style.top = pos.top + "px"; + display.cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px"; + display.cursor.style.display = ""; + + if (pos.other) { + display.otherCursor.style.display = ""; + display.otherCursor.style.left = pos.other.left + "px"; + display.otherCursor.style.top = pos.other.top + "px"; + display.otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px"; + } else { display.otherCursor.style.display = "none"; } + } + + // Highlight selection + function updateSelectionRange(cm) { + var display = cm.display, doc = cm.doc, sel = cm.doc.sel; + var fragment = document.createDocumentFragment(); + var clientWidth = display.lineSpace.offsetWidth, pl = paddingLeft(cm.display); + + function add(left, top, width, bottom) { + if (top < 0) top = 0; + fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left + + "px; top: " + top + "px; width: " + (width == null ? clientWidth - left : width) + + "px; height: " + (bottom - top) + "px")); + } + + function drawForLine(line, fromArg, toArg) { + var lineObj = getLine(doc, line); + var lineLen = lineObj.text.length; + var start, end; + function coords(ch, bias) { + return charCoords(cm, Pos(line, ch), "div", lineObj, bias); + } + + iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) { + var leftPos = coords(from, "left"), rightPos, left, right; + if (from == to) { + rightPos = leftPos; + left = right = leftPos.left; + } else { + rightPos = coords(to - 1, "right"); + if (dir == "rtl") { var tmp = leftPos; leftPos = rightPos; rightPos = tmp; } + left = leftPos.left; + right = rightPos.right; + } + if (fromArg == null && from == 0) left = pl; + if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part + add(left, leftPos.top, null, leftPos.bottom); + left = pl; + if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top); + } + if (toArg == null && to == lineLen) right = clientWidth; + if (!start || leftPos.top < start.top || leftPos.top == start.top && leftPos.left < start.left) + start = leftPos; + if (!end || rightPos.bottom > end.bottom || rightPos.bottom == end.bottom && rightPos.right > end.right) + end = rightPos; + if (left < pl + 1) left = pl; + add(left, rightPos.top, right - left, rightPos.bottom); + }); + return {start: start, end: end}; + } + + if (sel.from.line == sel.to.line) { + drawForLine(sel.from.line, sel.from.ch, sel.to.ch); + } else { + var fromLine = getLine(doc, sel.from.line), toLine = getLine(doc, sel.to.line); + var singleVLine = visualLine(doc, fromLine) == visualLine(doc, toLine); + var leftEnd = drawForLine(sel.from.line, sel.from.ch, singleVLine ? fromLine.text.length : null).end; + var rightStart = drawForLine(sel.to.line, singleVLine ? 0 : null, sel.to.ch).start; + if (singleVLine) { + if (leftEnd.top < rightStart.top - 2) { + add(leftEnd.right, leftEnd.top, null, leftEnd.bottom); + add(pl, rightStart.top, rightStart.left, rightStart.bottom); + } else { + add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom); + } + } + if (leftEnd.bottom < rightStart.top) + add(pl, leftEnd.bottom, null, rightStart.top); + } + + removeChildrenAndAdd(display.selectionDiv, fragment); + display.selectionDiv.style.display = ""; + } + + // Cursor-blinking + function restartBlink(cm) { + if (!cm.state.focused) return; + var display = cm.display; + clearInterval(display.blinker); + var on = true; + display.cursor.style.visibility = display.otherCursor.style.visibility = ""; + if (cm.options.cursorBlinkRate > 0) + display.blinker = setInterval(function() { + display.cursor.style.visibility = display.otherCursor.style.visibility = (on = !on) ? "" : "hidden"; + }, cm.options.cursorBlinkRate); + } + + // HIGHLIGHT WORKER + + function startWorker(cm, time) { + if (cm.doc.mode.startState && cm.doc.frontier < cm.display.showingTo) + cm.state.highlight.set(time, bind(highlightWorker, cm)); + } + + function highlightWorker(cm) { + var doc = cm.doc; + if (doc.frontier < doc.first) doc.frontier = doc.first; + if (doc.frontier >= cm.display.showingTo) return; + var end = +new Date + cm.options.workTime; + var state = copyState(doc.mode, getStateBefore(cm, doc.frontier)); + var changed = [], prevChange; + doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.showingTo + 500), function(line) { + if (doc.frontier >= cm.display.showingFrom) { // Visible + var oldStyles = line.styles; + line.styles = highlightLine(cm, line, state, true); + var ischange = !oldStyles || oldStyles.length != line.styles.length; + for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i]; + if (ischange) { + if (prevChange && prevChange.end == doc.frontier) prevChange.end++; + else changed.push(prevChange = {start: doc.frontier, end: doc.frontier + 1}); + } + line.stateAfter = copyState(doc.mode, state); + } else { + processLine(cm, line.text, state); + line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null; + } + ++doc.frontier; + if (+new Date > end) { + startWorker(cm, cm.options.workDelay); + return true; + } + }); + if (changed.length) + operation(cm, function() { + for (var i = 0; i < changed.length; ++i) + regChange(this, changed[i].start, changed[i].end); + })(); + } + + // Finds the line to start with when starting a parse. Tries to + // find a line with a stateAfter, so that it can start with a + // valid state. If that fails, it returns the line with the + // smallest indentation, which tends to need the least context to + // parse correctly. + function findStartLine(cm, n, precise) { + var minindent, minline, doc = cm.doc; + var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100); + for (var search = n; search > lim; --search) { + if (search <= doc.first) return doc.first; + var line = getLine(doc, search - 1); + if (line.stateAfter && (!precise || search <= doc.frontier)) return search; + var indented = countColumn(line.text, null, cm.options.tabSize); + if (minline == null || minindent > indented) { + minline = search - 1; + minindent = indented; + } + } + return minline; + } + + function getStateBefore(cm, n, precise) { + var doc = cm.doc, display = cm.display; + if (!doc.mode.startState) return true; + var pos = findStartLine(cm, n, precise), state = pos > doc.first && getLine(doc, pos-1).stateAfter; + if (!state) state = startState(doc.mode); + else state = copyState(doc.mode, state); + doc.iter(pos, n, function(line) { + processLine(cm, line.text, state); + var save = pos == n - 1 || pos % 5 == 0 || pos >= display.showingFrom && pos < display.showingTo; + line.stateAfter = save ? copyState(doc.mode, state) : null; + ++pos; + }); + if (precise) doc.frontier = pos; + return state; + } + + // POSITION MEASUREMENT + + function paddingTop(display) {return display.lineSpace.offsetTop;} + function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;} + function paddingLeft(display) { + var e = removeChildrenAndAdd(display.measure, elt("pre", null, null, "text-align: left")).appendChild(elt("span", "x")); + return e.offsetLeft; + } + + function measureChar(cm, line, ch, data, bias) { + var dir = -1; + data = data || measureLine(cm, line); + if (data.crude) { + var left = data.left + ch * data.width; + return {left: left, right: left + data.width, top: data.top, bottom: data.bottom}; + } + + for (var pos = ch;; pos += dir) { + var r = data[pos]; + if (r) break; + if (dir < 0 && pos == 0) dir = 1; + } + bias = pos > ch ? "left" : pos < ch ? "right" : bias; + if (bias == "left" && r.leftSide) r = r.leftSide; + else if (bias == "right" && r.rightSide) r = r.rightSide; + return {left: pos < ch ? r.right : r.left, + right: pos > ch ? r.left : r.right, + top: r.top, + bottom: r.bottom}; + } + + function findCachedMeasurement(cm, line) { + var cache = cm.display.measureLineCache; + for (var i = 0; i < cache.length; ++i) { + var memo = cache[i]; + if (memo.text == line.text && memo.markedSpans == line.markedSpans && + cm.display.scroller.clientWidth == memo.width && + memo.classes == line.textClass + "|" + line.wrapClass) + return memo; + } + } + + function clearCachedMeasurement(cm, line) { + var exists = findCachedMeasurement(cm, line); + if (exists) exists.text = exists.measure = exists.markedSpans = null; + } + + function measureLine(cm, line) { + // First look in the cache + var cached = findCachedMeasurement(cm, line); + if (cached) return cached.measure; + + // Failing that, recompute and store result in cache + var measure = measureLineInner(cm, line); + var cache = cm.display.measureLineCache; + var memo = {text: line.text, width: cm.display.scroller.clientWidth, + markedSpans: line.markedSpans, measure: measure, + classes: line.textClass + "|" + line.wrapClass}; + if (cache.length == 16) cache[++cm.display.measureLineCachePos % 16] = memo; + else cache.push(memo); + return measure; + } + + function measureLineInner(cm, line) { + if (!cm.options.lineWrapping && line.text.length >= cm.options.crudeMeasuringFrom) + return crudelyMeasureLine(cm, line); + + var display = cm.display, measure = emptyArray(line.text.length); + var pre = buildLineContent(cm, line, measure, true).pre; + + // IE does not cache element positions of inline elements between + // calls to getBoundingClientRect. This makes the loop below, + // which gathers the positions of all the characters on the line, + // do an amount of layout work quadratic to the number of + // characters. When line wrapping is off, we try to improve things + // by first subdividing the line into a bunch of inline blocks, so + // that IE can reuse most of the layout information from caches + // for those blocks. This does interfere with line wrapping, so it + // doesn't work when wrapping is on, but in that case the + // situation is slightly better, since IE does cache line-wrapping + // information and only recomputes per-line. + if (old_ie && !ie_lt8 && !cm.options.lineWrapping && pre.childNodes.length > 100) { + var fragment = document.createDocumentFragment(); + var chunk = 10, n = pre.childNodes.length; + for (var i = 0, chunks = Math.ceil(n / chunk); i < chunks; ++i) { + var wrap = elt("div", null, null, "display: inline-block"); + for (var j = 0; j < chunk && n; ++j) { + wrap.appendChild(pre.firstChild); + --n; + } + fragment.appendChild(wrap); + } + pre.appendChild(fragment); + } + + removeChildrenAndAdd(display.measure, pre); + + var outer = getRect(display.lineDiv); + var vranges = [], data = emptyArray(line.text.length), maxBot = pre.offsetHeight; + // Work around an IE7/8 bug where it will sometimes have randomly + // replaced our pre with a clone at this point. + if (ie_lt9 && display.measure.first != pre) + removeChildrenAndAdd(display.measure, pre); + + function measureRect(rect) { + var top = rect.top - outer.top, bot = rect.bottom - outer.top; + if (bot > maxBot) bot = maxBot; + if (top < 0) top = 0; + for (var i = vranges.length - 2; i >= 0; i -= 2) { + var rtop = vranges[i], rbot = vranges[i+1]; + if (rtop > bot || rbot < top) continue; + if (rtop <= top && rbot >= bot || + top <= rtop && bot >= rbot || + Math.min(bot, rbot) - Math.max(top, rtop) >= (bot - top) >> 1) { + vranges[i] = Math.min(top, rtop); + vranges[i+1] = Math.max(bot, rbot); + break; + } + } + if (i < 0) { i = vranges.length; vranges.push(top, bot); } + return {left: rect.left - outer.left, + right: rect.right - outer.left, + top: i, bottom: null}; + } + function finishRect(rect) { + rect.bottom = vranges[rect.top+1]; + rect.top = vranges[rect.top]; + } + + for (var i = 0, cur; i < measure.length; ++i) if (cur = measure[i]) { + var node = cur, rect = null; + // A widget might wrap, needs special care + if (/\bCodeMirror-widget\b/.test(cur.className) && cur.getClientRects) { + if (cur.firstChild.nodeType == 1) node = cur.firstChild; + var rects = node.getClientRects(); + if (rects.length > 1) { + rect = data[i] = measureRect(rects[0]); + rect.rightSide = measureRect(rects[rects.length - 1]); + } + } + if (!rect) rect = data[i] = measureRect(getRect(node)); + if (cur.measureRight) rect.right = getRect(cur.measureRight).left - outer.left; + if (cur.leftSide) rect.leftSide = measureRect(getRect(cur.leftSide)); + } + removeChildren(cm.display.measure); + for (var i = 0, cur; i < data.length; ++i) if (cur = data[i]) { + finishRect(cur); + if (cur.leftSide) finishRect(cur.leftSide); + if (cur.rightSide) finishRect(cur.rightSide); + } + return data; + } + + function crudelyMeasureLine(cm, line) { + var copy = new Line(line.text.slice(0, 100), null); + if (line.textClass) copy.textClass = line.textClass; + var measure = measureLineInner(cm, copy); + var left = measureChar(cm, copy, 0, measure, "left"); + var right = measureChar(cm, copy, 99, measure, "right"); + return {crude: true, top: left.top, left: left.left, bottom: left.bottom, width: (right.right - left.left) / 100}; + } + + function measureLineWidth(cm, line) { + var hasBadSpan = false; + if (line.markedSpans) for (var i = 0; i < line.markedSpans; ++i) { + var sp = line.markedSpans[i]; + if (sp.collapsed && (sp.to == null || sp.to == line.text.length)) hasBadSpan = true; + } + var cached = !hasBadSpan && findCachedMeasurement(cm, line); + if (cached || line.text.length >= cm.options.crudeMeasuringFrom) + return measureChar(cm, line, line.text.length, cached && cached.measure, "right").right; + + var pre = buildLineContent(cm, line, null, true).pre; + var end = pre.appendChild(zeroWidthElement(cm.display.measure)); + removeChildrenAndAdd(cm.display.measure, pre); + return getRect(end).right - getRect(cm.display.lineDiv).left; + } + + function clearCaches(cm) { + cm.display.measureLineCache.length = cm.display.measureLineCachePos = 0; + cm.display.cachedCharWidth = cm.display.cachedTextHeight = null; + if (!cm.options.lineWrapping) cm.display.maxLineChanged = true; + cm.display.lineNumChars = null; + } + + function pageScrollX() { return window.pageXOffset || (document.documentElement || document.body).scrollLeft; } + function pageScrollY() { return window.pageYOffset || (document.documentElement || document.body).scrollTop; } + + // Context is one of "line", "div" (display.lineDiv), "local"/null (editor), or "page" + function intoCoordSystem(cm, lineObj, rect, context) { + if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) { + var size = widgetHeight(lineObj.widgets[i]); + rect.top += size; rect.bottom += size; + } + if (context == "line") return rect; + if (!context) context = "local"; + var yOff = heightAtLine(cm, lineObj); + if (context == "local") yOff += paddingTop(cm.display); + else yOff -= cm.display.viewOffset; + if (context == "page" || context == "window") { + var lOff = getRect(cm.display.lineSpace); + yOff += lOff.top + (context == "window" ? 0 : pageScrollY()); + var xOff = lOff.left + (context == "window" ? 0 : pageScrollX()); + rect.left += xOff; rect.right += xOff; + } + rect.top += yOff; rect.bottom += yOff; + return rect; + } + + // Context may be "window", "page", "div", or "local"/null + // Result is in "div" coords + function fromCoordSystem(cm, coords, context) { + if (context == "div") return coords; + var left = coords.left, top = coords.top; + // First move into "page" coordinate system + if (context == "page") { + left -= pageScrollX(); + top -= pageScrollY(); + } else if (context == "local" || !context) { + var localBox = getRect(cm.display.sizer); + left += localBox.left; + top += localBox.top; + } + + var lineSpaceBox = getRect(cm.display.lineSpace); + return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top}; + } + + function charCoords(cm, pos, context, lineObj, bias) { + if (!lineObj) lineObj = getLine(cm.doc, pos.line); + return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, null, bias), context); + } + + function cursorCoords(cm, pos, context, lineObj, measurement) { + lineObj = lineObj || getLine(cm.doc, pos.line); + if (!measurement) measurement = measureLine(cm, lineObj); + function get(ch, right) { + var m = measureChar(cm, lineObj, ch, measurement, right ? "right" : "left"); + if (right) m.left = m.right; else m.right = m.left; + return intoCoordSystem(cm, lineObj, m, context); + } + function getBidi(ch, partPos) { + var part = order[partPos], right = part.level % 2; + if (ch == bidiLeft(part) && partPos && part.level < order[partPos - 1].level) { + part = order[--partPos]; + ch = bidiRight(part) - (part.level % 2 ? 0 : 1); + right = true; + } else if (ch == bidiRight(part) && partPos < order.length - 1 && part.level < order[partPos + 1].level) { + part = order[++partPos]; + ch = bidiLeft(part) - part.level % 2; + right = false; + } + if (right && ch == part.to && ch > part.from) return get(ch - 1); + return get(ch, right); + } + var order = getOrder(lineObj), ch = pos.ch; + if (!order) return get(ch); + var partPos = getBidiPartAt(order, ch); + var val = getBidi(ch, partPos); + if (bidiOther != null) val.other = getBidi(ch, bidiOther); + return val; + } + + function PosWithInfo(line, ch, outside, xRel) { + var pos = new Pos(line, ch); + pos.xRel = xRel; + if (outside) pos.outside = true; + return pos; + } + + // Coords must be lineSpace-local + function coordsChar(cm, x, y) { + var doc = cm.doc; + y += cm.display.viewOffset; + if (y < 0) return PosWithInfo(doc.first, 0, true, -1); + var lineNo = lineAtHeight(doc, y), last = doc.first + doc.size - 1; + if (lineNo > last) + return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, true, 1); + if (x < 0) x = 0; + + for (;;) { + var lineObj = getLine(doc, lineNo); + var found = coordsCharInner(cm, lineObj, lineNo, x, y); + var merged = collapsedSpanAtEnd(lineObj); + var mergedPos = merged && merged.find(); + if (merged && (found.ch > mergedPos.from.ch || found.ch == mergedPos.from.ch && found.xRel > 0)) + lineNo = mergedPos.to.line; + else + return found; + } + } + + function coordsCharInner(cm, lineObj, lineNo, x, y) { + var innerOff = y - heightAtLine(cm, lineObj); + var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth; + var measurement = measureLine(cm, lineObj); + + function getX(ch) { + var sp = cursorCoords(cm, Pos(lineNo, ch), "line", + lineObj, measurement); + wrongLine = true; + if (innerOff > sp.bottom) return sp.left - adjust; + else if (innerOff < sp.top) return sp.left + adjust; + else wrongLine = false; + return sp.left; + } + + var bidi = getOrder(lineObj), dist = lineObj.text.length; + var from = lineLeft(lineObj), to = lineRight(lineObj); + var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine; + + if (x > toX) return PosWithInfo(lineNo, to, toOutside, 1); + // Do a binary search between these bounds. + for (;;) { + if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) { + var ch = x < fromX || x - fromX <= toX - x ? from : to; + var xDiff = x - (ch == from ? fromX : toX); + while (isExtendingChar(lineObj.text.charAt(ch))) ++ch; + var pos = PosWithInfo(lineNo, ch, ch == from ? fromOutside : toOutside, + xDiff < 0 ? -1 : xDiff ? 1 : 0); + return pos; + } + var step = Math.ceil(dist / 2), middle = from + step; + if (bidi) { + middle = from; + for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1); + } + var middleX = getX(middle); + if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist = step;} + else {from = middle; fromX = middleX; fromOutside = wrongLine; dist -= step;} + } + } + + var measureText; + function textHeight(display) { + if (display.cachedTextHeight != null) return display.cachedTextHeight; + if (measureText == null) { + measureText = elt("pre"); + // Measure a bunch of lines, for browsers that compute + // fractional heights. + for (var i = 0; i < 49; ++i) { + measureText.appendChild(document.createTextNode("x")); + measureText.appendChild(elt("br")); + } + measureText.appendChild(document.createTextNode("x")); + } + removeChildrenAndAdd(display.measure, measureText); + var height = measureText.offsetHeight / 50; + if (height > 3) display.cachedTextHeight = height; + removeChildren(display.measure); + return height || 1; + } + + function charWidth(display) { + if (display.cachedCharWidth != null) return display.cachedCharWidth; + var anchor = elt("span", "x"); + var pre = elt("pre", [anchor]); + removeChildrenAndAdd(display.measure, pre); + var width = anchor.offsetWidth; + if (width > 2) display.cachedCharWidth = width; + return width || 10; + } + + // OPERATIONS + + // Operations are used to wrap changes in such a way that each + // change won't have to update the cursor and display (which would + // be awkward, slow, and error-prone), but instead updates are + // batched and then all combined and executed at once. + + var nextOpId = 0; + function startOperation(cm) { + cm.curOp = { + // An array of ranges of lines that have to be updated. See + // updateDisplay. + changes: [], + forceUpdate: false, + updateInput: null, + userSelChange: null, + textChanged: null, + selectionChanged: false, + cursorActivity: false, + updateMaxLine: false, + updateScrollPos: false, + id: ++nextOpId + }; + if (!delayedCallbackDepth++) delayedCallbacks = []; + } + + function endOperation(cm) { + var op = cm.curOp, doc = cm.doc, display = cm.display; + cm.curOp = null; + + if (op.updateMaxLine) computeMaxLength(cm); + if (display.maxLineChanged && !cm.options.lineWrapping && display.maxLine) { + var width = measureLineWidth(cm, display.maxLine); + display.sizer.style.minWidth = Math.max(0, width + 3 + scrollerCutOff) + "px"; + display.maxLineChanged = false; + var maxScrollLeft = Math.max(0, display.sizer.offsetLeft + display.sizer.offsetWidth - display.scroller.clientWidth); + if (maxScrollLeft < doc.scrollLeft && !op.updateScrollPos) + setScrollLeft(cm, Math.min(display.scroller.scrollLeft, maxScrollLeft), true); + } + var newScrollPos, updated; + if (op.updateScrollPos) { + newScrollPos = op.updateScrollPos; + } else if (op.selectionChanged && display.scroller.clientHeight) { // don't rescroll if not visible + var coords = cursorCoords(cm, doc.sel.head); + newScrollPos = calculateScrollPos(cm, coords.left, coords.top, coords.left, coords.bottom); + } + if (op.changes.length || op.forceUpdate || newScrollPos && newScrollPos.scrollTop != null) { + updated = updateDisplay(cm, op.changes, newScrollPos && newScrollPos.scrollTop, op.forceUpdate); + if (cm.display.scroller.offsetHeight) cm.doc.scrollTop = cm.display.scroller.scrollTop; + } + if (!updated && op.selectionChanged) updateSelection(cm); + if (op.updateScrollPos) { + var top = Math.max(0, Math.min(display.scroller.scrollHeight - display.scroller.clientHeight, newScrollPos.scrollTop)); + var left = Math.max(0, Math.min(display.scroller.scrollWidth - display.scroller.clientWidth, newScrollPos.scrollLeft)); + display.scroller.scrollTop = display.scrollbarV.scrollTop = doc.scrollTop = top; + display.scroller.scrollLeft = display.scrollbarH.scrollLeft = doc.scrollLeft = left; + alignHorizontally(cm); + if (op.scrollToPos) + scrollPosIntoView(cm, clipPos(cm.doc, op.scrollToPos.from), + clipPos(cm.doc, op.scrollToPos.to), op.scrollToPos.margin); + } else if (newScrollPos) { + scrollCursorIntoView(cm); + } + if (op.selectionChanged) restartBlink(cm); + + if (cm.state.focused && op.updateInput) + resetInput(cm, op.userSelChange); + + var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers; + if (hidden) for (var i = 0; i < hidden.length; ++i) + if (!hidden[i].lines.length) signal(hidden[i], "hide"); + if (unhidden) for (var i = 0; i < unhidden.length; ++i) + if (unhidden[i].lines.length) signal(unhidden[i], "unhide"); + + var delayed; + if (!--delayedCallbackDepth) { + delayed = delayedCallbacks; + delayedCallbacks = null; + } + if (op.textChanged) + signal(cm, "change", cm, op.textChanged); + if (op.cursorActivity) signal(cm, "cursorActivity", cm); + if (delayed) for (var i = 0; i < delayed.length; ++i) delayed[i](); + } + + // Wraps a function in an operation. Returns the wrapped function. + function operation(cm1, f) { + return function() { + var cm = cm1 || this, withOp = !cm.curOp; + if (withOp) startOperation(cm); + try { var result = f.apply(cm, arguments); } + finally { if (withOp) endOperation(cm); } + return result; + }; + } + function docOperation(f) { + return function() { + var withOp = this.cm && !this.cm.curOp, result; + if (withOp) startOperation(this.cm); + try { result = f.apply(this, arguments); } + finally { if (withOp) endOperation(this.cm); } + return result; + }; + } + function runInOp(cm, f) { + var withOp = !cm.curOp, result; + if (withOp) startOperation(cm); + try { result = f(); } + finally { if (withOp) endOperation(cm); } + return result; + } + + function regChange(cm, from, to, lendiff) { + if (from == null) from = cm.doc.first; + if (to == null) to = cm.doc.first + cm.doc.size; + cm.curOp.changes.push({from: from, to: to, diff: lendiff}); + } + + // INPUT HANDLING + + function slowPoll(cm) { + if (cm.display.pollingFast) return; + cm.display.poll.set(cm.options.pollInterval, function() { + readInput(cm); + if (cm.state.focused) slowPoll(cm); + }); + } + + function fastPoll(cm) { + var missed = false; + cm.display.pollingFast = true; + function p() { + var changed = readInput(cm); + if (!changed && !missed) {missed = true; cm.display.poll.set(60, p);} + else {cm.display.pollingFast = false; slowPoll(cm);} + } + cm.display.poll.set(20, p); + } + + // prevInput is a hack to work with IME. If we reset the textarea + // on every change, that breaks IME. So we look for changes + // compared to the previous content instead. (Modern browsers have + // events that indicate IME taking place, but these are not widely + // supported or compatible enough yet to rely on.) + function readInput(cm) { + var input = cm.display.input, prevInput = cm.display.prevInput, doc = cm.doc, sel = doc.sel; + if (!cm.state.focused || hasSelection(input) || isReadOnly(cm) || cm.options.disableInput) return false; + if (cm.state.pasteIncoming && cm.state.fakedLastChar) { + input.value = input.value.substring(0, input.value.length - 1); + cm.state.fakedLastChar = false; + } + var text = input.value; + if (text == prevInput && posEq(sel.from, sel.to)) return false; + if (ie && !ie_lt9 && cm.display.inputHasSelection === text) { + resetInput(cm, true); + return false; + } + + var withOp = !cm.curOp; + if (withOp) startOperation(cm); + sel.shift = false; + var same = 0, l = Math.min(prevInput.length, text.length); + while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) ++same; + var from = sel.from, to = sel.to; + var inserted = text.slice(same); + if (same < prevInput.length) + from = Pos(from.line, from.ch - (prevInput.length - same)); + else if (cm.state.overwrite && posEq(from, to) && !cm.state.pasteIncoming) + to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + inserted.length)); + + var updateInput = cm.curOp.updateInput; + var changeEvent = {from: from, to: to, text: splitLines(inserted), + origin: cm.state.pasteIncoming ? "paste" : cm.state.cutIncoming ? "cut" : "+input"}; + makeChange(cm.doc, changeEvent, "end"); + cm.curOp.updateInput = updateInput; + signalLater(cm, "inputRead", cm, changeEvent); + if (inserted && !cm.state.pasteIncoming && cm.options.electricChars && + cm.options.smartIndent && sel.head.ch < 100) { + var electric = cm.getModeAt(sel.head).electricChars; + if (electric) for (var i = 0; i < electric.length; i++) + if (inserted.indexOf(electric.charAt(i)) > -1) { + indentLine(cm, sel.head.line, "smart"); + break; + } + } + + if (text.length > 1000 || text.indexOf("\n") > -1) input.value = cm.display.prevInput = ""; + else cm.display.prevInput = text; + if (withOp) endOperation(cm); + cm.state.pasteIncoming = cm.state.cutIncoming = false; + return true; + } + + function resetInput(cm, user) { + var minimal, selected, doc = cm.doc; + if (!posEq(doc.sel.from, doc.sel.to)) { + cm.display.prevInput = ""; + minimal = hasCopyEvent && + (doc.sel.to.line - doc.sel.from.line > 100 || (selected = cm.getSelection()).length > 1000); + var content = minimal ? "-" : selected || cm.getSelection(); + cm.display.input.value = content; + if (cm.state.focused) selectInput(cm.display.input); + if (ie && !ie_lt9) cm.display.inputHasSelection = content; + } else if (user) { + cm.display.prevInput = cm.display.input.value = ""; + if (ie && !ie_lt9) cm.display.inputHasSelection = null; + } + cm.display.inaccurateSelection = minimal; + } + + function focusInput(cm) { + if (cm.options.readOnly != "nocursor" && (!mobile || document.activeElement != cm.display.input)) + cm.display.input.focus(); + } + + function isReadOnly(cm) { + return cm.options.readOnly || cm.doc.cantEdit; + } + + // EVENT HANDLERS + + function registerEventHandlers(cm) { + var d = cm.display; + on(d.scroller, "mousedown", operation(cm, onMouseDown)); + if (old_ie) + on(d.scroller, "dblclick", operation(cm, function(e) { + if (signalDOMEvent(cm, e)) return; + var pos = posFromMouse(cm, e); + if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) return; + e_preventDefault(e); + var word = findWordAt(getLine(cm.doc, pos.line).text, pos); + extendSelection(cm.doc, word.from, word.to); + })); + else + on(d.scroller, "dblclick", function(e) { signalDOMEvent(cm, e) || e_preventDefault(e); }); + on(d.lineSpace, "selectstart", function(e) { + if (!eventInWidget(d, e)) e_preventDefault(e); + }); + // Gecko browsers fire contextmenu *after* opening the menu, at + // which point we can't mess with it anymore. Context menu is + // handled in onMouseDown for Gecko. + if (!captureMiddleClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);}); + + on(d.scroller, "scroll", function() { + if (d.scroller.clientHeight) { + setScrollTop(cm, d.scroller.scrollTop); + setScrollLeft(cm, d.scroller.scrollLeft, true); + signal(cm, "scroll", cm); + } + }); + on(d.scrollbarV, "scroll", function() { + if (d.scroller.clientHeight) setScrollTop(cm, d.scrollbarV.scrollTop); + }); + on(d.scrollbarH, "scroll", function() { + if (d.scroller.clientHeight) setScrollLeft(cm, d.scrollbarH.scrollLeft); + }); + + on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);}); + on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);}); + + function reFocus() { if (cm.state.focused) setTimeout(bind(focusInput, cm), 0); } + on(d.scrollbarH, "mousedown", reFocus); + on(d.scrollbarV, "mousedown", reFocus); + // Prevent wrapper from ever scrolling + on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; }); + + var resizeTimer; + function onResize() { + if (resizeTimer == null) resizeTimer = setTimeout(function() { + resizeTimer = null; + // Might be a text scaling operation, clear size caches. + d.cachedCharWidth = d.cachedTextHeight = knownScrollbarWidth = null; + clearCaches(cm); + runInOp(cm, bind(regChange, cm)); + }, 100); + } + on(window, "resize", onResize); + // Above handler holds on to the editor and its data structures. + // Here we poll to unregister it when the editor is no longer in + // the document, so that it can be garbage-collected. + function unregister() { + for (var p = d.wrapper.parentNode; p && p != document.body; p = p.parentNode) {} + if (p) setTimeout(unregister, 5000); + else off(window, "resize", onResize); + } + setTimeout(unregister, 5000); + + on(d.input, "keyup", operation(cm, function(e) { + if (signalDOMEvent(cm, e) || cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return; + if (e.keyCode == 16) cm.doc.sel.shift = false; + })); + on(d.input, "input", function() { + if (ie && !ie_lt9 && cm.display.inputHasSelection) cm.display.inputHasSelection = null; + fastPoll(cm); + }); + on(d.input, "keydown", operation(cm, onKeyDown)); + on(d.input, "keypress", operation(cm, onKeyPress)); + on(d.input, "focus", bind(onFocus, cm)); + on(d.input, "blur", bind(onBlur, cm)); + + function drag_(e) { + if (signalDOMEvent(cm, e) || cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e))) return; + e_stop(e); + } + if (cm.options.dragDrop) { + on(d.scroller, "dragstart", function(e){onDragStart(cm, e);}); + on(d.scroller, "dragenter", drag_); + on(d.scroller, "dragover", drag_); + on(d.scroller, "drop", operation(cm, onDrop)); + } + on(d.scroller, "paste", function(e) { + if (eventInWidget(d, e)) return; + focusInput(cm); + fastPoll(cm); + }); + on(d.input, "paste", function() { + // Workaround for webkit bug https://bugs.webkit.org/show_bug.cgi?id=90206 + // Add a char to the end of textarea before paste occur so that + // selection doesn't span to the end of textarea. + if (webkit && !cm.state.fakedLastChar && !(new Date - cm.state.lastMiddleDown < 200)) { + var start = d.input.selectionStart, end = d.input.selectionEnd; + d.input.value += "$"; + d.input.selectionStart = start; + d.input.selectionEnd = end; + cm.state.fakedLastChar = true; + } + cm.state.pasteIncoming = true; + fastPoll(cm); + }); + + function prepareCopy(e) { + if (d.inaccurateSelection) { + d.prevInput = ""; + d.inaccurateSelection = false; + d.input.value = cm.getSelection(); + selectInput(d.input); + } + if (e.type == "cut") cm.state.cutIncoming = true; + } + on(d.input, "cut", prepareCopy); + on(d.input, "copy", prepareCopy); + + // Needed to handle Tab key in KHTML + if (khtml) on(d.sizer, "mouseup", function() { + if (document.activeElement == d.input) d.input.blur(); + focusInput(cm); + }); + } + + function eventInWidget(display, e) { + for (var n = e_target(e); n != display.wrapper; n = n.parentNode) { + if (!n || n.ignoreEvents || n.parentNode == display.sizer && n != display.mover) return true; + } + } + + function posFromMouse(cm, e, liberal) { + var display = cm.display; + if (!liberal) { + var target = e_target(e); + if (target == display.scrollbarH || target == display.scrollbarH.firstChild || + target == display.scrollbarV || target == display.scrollbarV.firstChild || + target == display.scrollbarFiller || target == display.gutterFiller) return null; + } + var x, y, space = getRect(display.lineSpace); + // Fails unpredictably on IE[67] when mouse is dragged around quickly. + try { x = e.clientX; y = e.clientY; } catch (e) { return null; } + return coordsChar(cm, x - space.left, y - space.top); + } + + var lastClick, lastDoubleClick; + function onMouseDown(e) { + if (signalDOMEvent(this, e)) return; + var cm = this, display = cm.display, doc = cm.doc, sel = doc.sel; + sel.shift = e.shiftKey; + + if (eventInWidget(display, e)) { + if (!webkit) { + display.scroller.draggable = false; + setTimeout(function(){display.scroller.draggable = true;}, 100); + } + return; + } + if (clickInGutter(cm, e)) return; + var start = posFromMouse(cm, e); + + switch (e_button(e)) { + case 3: + if (captureMiddleClick) onContextMenu.call(cm, cm, e); + return; + case 2: + if (webkit) cm.state.lastMiddleDown = +new Date; + if (start) extendSelection(cm.doc, start); + setTimeout(bind(focusInput, cm), 20); + e_preventDefault(e); + return; + } + // For button 1, if it was clicked inside the editor + // (posFromMouse returning non-null), we have to adjust the + // selection. + if (!start) {if (e_target(e) == display.scroller) e_preventDefault(e); return;} + + if (!cm.state.focused) onFocus(cm); + + var now = +new Date, type = "single"; + if (lastDoubleClick && lastDoubleClick.time > now - 400 && posEq(lastDoubleClick.pos, start)) { + type = "triple"; + e_preventDefault(e); + setTimeout(bind(focusInput, cm), 20); + selectLine(cm, start.line); + } else if (lastClick && lastClick.time > now - 400 && posEq(lastClick.pos, start)) { + type = "double"; + lastDoubleClick = {time: now, pos: start}; + e_preventDefault(e); + var word = findWordAt(getLine(doc, start.line).text, start); + extendSelection(cm.doc, word.from, word.to); + } else { lastClick = {time: now, pos: start}; } + + var last = start; + if (cm.options.dragDrop && dragAndDrop && !isReadOnly(cm) && !posEq(sel.from, sel.to) && + !posLess(start, sel.from) && !posLess(sel.to, start) && type == "single") { + var dragEnd = operation(cm, function(e2) { + if (webkit) display.scroller.draggable = false; + cm.state.draggingText = false; + off(document, "mouseup", dragEnd); + off(display.scroller, "drop", dragEnd); + if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) { + e_preventDefault(e2); + extendSelection(cm.doc, start); + focusInput(cm); + // Work around unexplainable focus problem in IE9 (#2127) + if (old_ie && !ie_lt9) + setTimeout(function() {document.body.focus(); focusInput(cm);}, 20); + } + }); + // Let the drag handler handle this. + if (webkit) display.scroller.draggable = true; + cm.state.draggingText = dragEnd; + // IE's approach to draggable + if (display.scroller.dragDrop) display.scroller.dragDrop(); + on(document, "mouseup", dragEnd); + on(display.scroller, "drop", dragEnd); + return; + } + e_preventDefault(e); + if (type == "single") extendSelection(cm.doc, clipPos(doc, start)); + + var startstart = sel.from, startend = sel.to, lastPos = start; + + function doSelect(cur) { + if (posEq(lastPos, cur)) return; + lastPos = cur; + + if (type == "single") { + extendSelection(cm.doc, clipPos(doc, start), cur); + return; + } + + startstart = clipPos(doc, startstart); + startend = clipPos(doc, startend); + if (type == "double") { + var word = findWordAt(getLine(doc, cur.line).text, cur); + if (posLess(cur, startstart)) extendSelection(cm.doc, word.from, startend); + else extendSelection(cm.doc, startstart, word.to); + } else if (type == "triple") { + if (posLess(cur, startstart)) extendSelection(cm.doc, startend, clipPos(doc, Pos(cur.line, 0))); + else extendSelection(cm.doc, startstart, clipPos(doc, Pos(cur.line + 1, 0))); + } + } + + var editorSize = getRect(display.wrapper); + // Used to ensure timeout re-tries don't fire when another extend + // happened in the meantime (clearTimeout isn't reliable -- at + // least on Chrome, the timeouts still happen even when cleared, + // if the clear happens after their scheduled firing time). + var counter = 0; + + function extend(e) { + var curCount = ++counter; + var cur = posFromMouse(cm, e, true); + if (!cur) return; + if (!posEq(cur, last)) { + if (!cm.state.focused) onFocus(cm); + last = cur; + doSelect(cur); + var visible = visibleLines(display, doc); + if (cur.line >= visible.to || cur.line < visible.from) + setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150); + } else { + var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0; + if (outside) setTimeout(operation(cm, function() { + if (counter != curCount) return; + display.scroller.scrollTop += outside; + extend(e); + }), 50); + } + } + + function done(e) { + counter = Infinity; + e_preventDefault(e); + focusInput(cm); + off(document, "mousemove", move); + off(document, "mouseup", up); + } + + var move = operation(cm, function(e) { + if (!old_ie && !e_button(e)) done(e); + else extend(e); + }); + var up = operation(cm, done); + on(document, "mousemove", move); + on(document, "mouseup", up); + } + + function gutterEvent(cm, e, type, prevent, signalfn) { + try { var mX = e.clientX, mY = e.clientY; } + catch(e) { return false; } + if (mX >= Math.floor(getRect(cm.display.gutters).right)) return false; + if (prevent) e_preventDefault(e); + + var display = cm.display; + var lineBox = getRect(display.lineDiv); + + if (mY > lineBox.bottom || !hasHandler(cm, type)) return e_defaultPrevented(e); + mY -= lineBox.top - display.viewOffset; + + for (var i = 0; i < cm.options.gutters.length; ++i) { + var g = display.gutters.childNodes[i]; + if (g && getRect(g).right >= mX) { + var line = lineAtHeight(cm.doc, mY); + var gutter = cm.options.gutters[i]; + signalfn(cm, type, cm, line, gutter, e); + return e_defaultPrevented(e); + } + } + } + + function contextMenuInGutter(cm, e) { + if (!hasHandler(cm, "gutterContextMenu")) return false; + return gutterEvent(cm, e, "gutterContextMenu", false, signal); + } + + function clickInGutter(cm, e) { + return gutterEvent(cm, e, "gutterClick", true, signalLater); + } + + // Kludge to work around strange IE behavior where it'll sometimes + // re-fire a series of drag-related events right after the drop (#1551) + var lastDrop = 0; + + function onDrop(e) { + var cm = this; + if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e) || (cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e)))) + return; + e_preventDefault(e); + if (ie) lastDrop = +new Date; + var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files; + if (!pos || isReadOnly(cm)) return; + if (files && files.length && window.FileReader && window.File) { + var n = files.length, text = Array(n), read = 0; + var loadFile = function(file, i) { + var reader = new FileReader; + reader.onload = function() { + text[i] = reader.result; + if (++read == n) { + pos = clipPos(cm.doc, pos); + makeChange(cm.doc, {from: pos, to: pos, text: splitLines(text.join("\n")), origin: "paste"}, "around"); + } + }; + reader.readAsText(file); + }; + for (var i = 0; i < n; ++i) loadFile(files[i], i); + } else { + // Don't do a replace if the drop happened inside of the selected text. + if (cm.state.draggingText && !(posLess(pos, cm.doc.sel.from) || posLess(cm.doc.sel.to, pos))) { + cm.state.draggingText(e); + // Ensure the editor is re-focused + setTimeout(bind(focusInput, cm), 20); + return; + } + try { + var text = e.dataTransfer.getData("Text"); + if (text) { + var curFrom = cm.doc.sel.from, curTo = cm.doc.sel.to; + setSelection(cm.doc, pos, pos); + if (cm.state.draggingText) replaceRange(cm.doc, "", curFrom, curTo, "paste"); + cm.replaceSelection(text, null, "paste"); + focusInput(cm); + } + } + catch(e){} + } + } + + function onDragStart(cm, e) { + if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return; } + if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) return; + + var txt = cm.getSelection(); + e.dataTransfer.setData("Text", txt); + + // Use dummy image instead of default browsers image. + // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there. + if (e.dataTransfer.setDragImage && !safari) { + var img = elt("img", null, null, "position: fixed; left: 0; top: 0;"); + img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="; + if (opera) { + img.width = img.height = 1; + cm.display.wrapper.appendChild(img); + // Force a relayout, or Opera won't use our image for some obscure reason + img._top = img.offsetTop; + } + e.dataTransfer.setDragImage(img, 0, 0); + if (opera) img.parentNode.removeChild(img); + } + } + + function setScrollTop(cm, val) { + if (Math.abs(cm.doc.scrollTop - val) < 2) return; + cm.doc.scrollTop = val; + if (!gecko) updateDisplay(cm, [], val); + if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val; + if (cm.display.scrollbarV.scrollTop != val) cm.display.scrollbarV.scrollTop = val; + if (gecko) updateDisplay(cm, []); + startWorker(cm, 100); + } + function setScrollLeft(cm, val, isScroller) { + if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return; + val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth); + cm.doc.scrollLeft = val; + alignHorizontally(cm); + if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val; + if (cm.display.scrollbarH.scrollLeft != val) cm.display.scrollbarH.scrollLeft = val; + } + + // Since the delta values reported on mouse wheel events are + // unstandardized between browsers and even browser versions, and + // generally horribly unpredictable, this code starts by measuring + // the scroll effect that the first few mouse wheel events have, + // and, from that, detects the way it can convert deltas to pixel + // offsets afterwards. + // + // The reason we want to know the amount a wheel event will scroll + // is that it gives us a chance to update the display before the + // actual scrolling happens, reducing flickering. + + var wheelSamples = 0, wheelPixelsPerUnit = null; + // Fill in a browser-detected starting value on browsers where we + // know one. These don't have to be accurate -- the result of them + // being wrong would just be a slight flicker on the first wheel + // scroll (if it is large enough). + if (old_ie) wheelPixelsPerUnit = -.53; + else if (gecko) wheelPixelsPerUnit = 15; + else if (chrome) wheelPixelsPerUnit = -.7; + else if (safari) wheelPixelsPerUnit = -1/3; + + function onScrollWheel(cm, e) { + var dx = e.wheelDeltaX, dy = e.wheelDeltaY; + if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail; + if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail; + else if (dy == null) dy = e.wheelDelta; + + var display = cm.display, scroll = display.scroller; + // Quit if there's nothing to scroll here + if (!(dx && scroll.scrollWidth > scroll.clientWidth || + dy && scroll.scrollHeight > scroll.clientHeight)) return; + + // Webkit browsers on OS X abort momentum scrolls when the target + // of the scroll event is removed from the scrollable element. + // This hack (see related code in patchDisplay) makes sure the + // element is kept around. + if (dy && mac && webkit) { + for (var cur = e.target; cur != scroll; cur = cur.parentNode) { + if (cur.lineObj) { + cm.display.currentWheelTarget = cur; + break; + } + } + } + + // On some browsers, horizontal scrolling will cause redraws to + // happen before the gutter has been realigned, causing it to + // wriggle around in a most unseemly way. When we have an + // estimated pixels/delta value, we just handle horizontal + // scrolling entirely here. It'll be slightly off from native, but + // better than glitching out. + if (dx && !gecko && !opera && wheelPixelsPerUnit != null) { + if (dy) + setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight))); + setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth))); + e_preventDefault(e); + display.wheelStartX = null; // Abort measurement, if in progress + return; + } + + if (dy && wheelPixelsPerUnit != null) { + var pixels = dy * wheelPixelsPerUnit; + var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight; + if (pixels < 0) top = Math.max(0, top + pixels - 50); + else bot = Math.min(cm.doc.height, bot + pixels + 50); + updateDisplay(cm, [], {top: top, bottom: bot}); + } + + if (wheelSamples < 20) { + if (display.wheelStartX == null) { + display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop; + display.wheelDX = dx; display.wheelDY = dy; + setTimeout(function() { + if (display.wheelStartX == null) return; + var movedX = scroll.scrollLeft - display.wheelStartX; + var movedY = scroll.scrollTop - display.wheelStartY; + var sample = (movedY && display.wheelDY && movedY / display.wheelDY) || + (movedX && display.wheelDX && movedX / display.wheelDX); + display.wheelStartX = display.wheelStartY = null; + if (!sample) return; + wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1); + ++wheelSamples; + }, 200); + } else { + display.wheelDX += dx; display.wheelDY += dy; + } + } + } + + function doHandleBinding(cm, bound, dropShift) { + if (typeof bound == "string") { + bound = commands[bound]; + if (!bound) return false; + } + // Ensure previous input has been read, so that the handler sees a + // consistent view of the document + if (cm.display.pollingFast && readInput(cm)) cm.display.pollingFast = false; + var doc = cm.doc, prevShift = doc.sel.shift, done = false; + try { + if (isReadOnly(cm)) cm.state.suppressEdits = true; + if (dropShift) doc.sel.shift = false; + done = bound(cm) != Pass; + } finally { + doc.sel.shift = prevShift; + cm.state.suppressEdits = false; + } + return done; + } + + function allKeyMaps(cm) { + var maps = cm.state.keyMaps.slice(0); + if (cm.options.extraKeys) maps.push(cm.options.extraKeys); + maps.push(cm.options.keyMap); + return maps; + } + + var maybeTransition; + function handleKeyBinding(cm, e) { + // Handle auto keymap transitions + var startMap = getKeyMap(cm.options.keyMap), next = startMap.auto; + clearTimeout(maybeTransition); + if (next && !isModifierKey(e)) maybeTransition = setTimeout(function() { + if (getKeyMap(cm.options.keyMap) == startMap) { + cm.options.keyMap = (next.call ? next.call(null, cm) : next); + keyMapChanged(cm); + } + }, 50); + + var name = keyName(e, true), handled = false; + if (!name) return false; + var keymaps = allKeyMaps(cm); + + if (e.shiftKey) { + // First try to resolve full name (including 'Shift-'). Failing + // that, see if there is a cursor-motion command (starting with + // 'go') bound to the keyname without 'Shift-'. + handled = lookupKey("Shift-" + name, keymaps, function(b) {return doHandleBinding(cm, b, true);}) + || lookupKey(name, keymaps, function(b) { + if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion) + return doHandleBinding(cm, b); + }); + } else { + handled = lookupKey(name, keymaps, function(b) { return doHandleBinding(cm, b); }); + } + + if (handled) { + e_preventDefault(e); + restartBlink(cm); + if (ie_lt9) { e.oldKeyCode = e.keyCode; e.keyCode = 0; } + signalLater(cm, "keyHandled", cm, name, e); + } + return handled; + } + + function handleCharBinding(cm, e, ch) { + var handled = lookupKey("'" + ch + "'", allKeyMaps(cm), + function(b) { return doHandleBinding(cm, b, true); }); + if (handled) { + e_preventDefault(e); + restartBlink(cm); + signalLater(cm, "keyHandled", cm, "'" + ch + "'", e); + } + return handled; + } + + var lastStoppedKey = null; + function onKeyDown(e) { + var cm = this; + if (!cm.state.focused) onFocus(cm); + if (signalDOMEvent(cm, e) || cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return; + if (old_ie && e.keyCode == 27) e.returnValue = false; + var code = e.keyCode; + // IE does strange things with escape. + cm.doc.sel.shift = code == 16 || e.shiftKey; + // First give onKeyEvent option a chance to handle this. + var handled = handleKeyBinding(cm, e); + if (opera) { + lastStoppedKey = handled ? code : null; + // Opera has no cut event... we try to at least catch the key combo + if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey)) + cm.replaceSelection(""); + } + } + + function onKeyPress(e) { + var cm = this; + if (signalDOMEvent(cm, e) || cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return; + var keyCode = e.keyCode, charCode = e.charCode; + if (opera && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;} + if (((opera && (!e.which || e.which < 10)) || khtml) && handleKeyBinding(cm, e)) return; + var ch = String.fromCharCode(charCode == null ? keyCode : charCode); + if (handleCharBinding(cm, e, ch)) return; + if (ie && !ie_lt9) cm.display.inputHasSelection = null; + fastPoll(cm); + } + + function onFocus(cm) { + if (cm.options.readOnly == "nocursor") return; + if (!cm.state.focused) { + signal(cm, "focus", cm); + cm.state.focused = true; + if (cm.display.wrapper.className.search(/\bCodeMirror-focused\b/) == -1) + cm.display.wrapper.className += " CodeMirror-focused"; + if (!cm.curOp) { + resetInput(cm, true); + if (webkit) setTimeout(bind(resetInput, cm, true), 0); // Issue #1730 + } + } + slowPoll(cm); + restartBlink(cm); + } + function onBlur(cm) { + if (cm.state.focused) { + signal(cm, "blur", cm); + cm.state.focused = false; + cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-focused", ""); + } + clearInterval(cm.display.blinker); + setTimeout(function() {if (!cm.state.focused) cm.doc.sel.shift = false;}, 150); + } + + var detectingSelectAll; + function onContextMenu(cm, e) { + if (signalDOMEvent(cm, e, "contextmenu")) return; + var display = cm.display, sel = cm.doc.sel; + if (eventInWidget(display, e) || contextMenuInGutter(cm, e)) return; + + var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop; + if (!pos || opera) return; // Opera is difficult. + + // Reset the current text selection only if the click is done outside of the selection + // and 'resetSelectionOnContextMenu' option is true. + var reset = cm.options.resetSelectionOnContextMenu; + if (reset && (posEq(sel.from, sel.to) || posLess(pos, sel.from) || !posLess(pos, sel.to))) + operation(cm, setSelection)(cm.doc, pos, pos); + + var oldCSS = display.input.style.cssText; + display.inputDiv.style.position = "absolute"; + display.input.style.cssText = "position: fixed; width: 30px; height: 30px; top: " + (e.clientY - 5) + + "px; left: " + (e.clientX - 5) + "px; z-index: 1000; background: transparent; outline: none;" + + "border-width: 0; outline: none; overflow: hidden; opacity: .05; -ms-opacity: .05; filter: alpha(opacity=5);"; + focusInput(cm); + resetInput(cm, true); + // Adds "Select all" to context menu in FF + if (posEq(sel.from, sel.to)) display.input.value = display.prevInput = " "; + + function prepareSelectAllHack() { + if (display.input.selectionStart != null) { + var extval = display.input.value = "\u200b" + (posEq(sel.from, sel.to) ? "" : display.input.value); + display.prevInput = "\u200b"; + display.input.selectionStart = 1; display.input.selectionEnd = extval.length; + } + } + function rehide() { + display.inputDiv.style.position = "relative"; + display.input.style.cssText = oldCSS; + if (ie_lt9) display.scrollbarV.scrollTop = display.scroller.scrollTop = scrollPos; + slowPoll(cm); + + // Try to detect the user choosing select-all + if (display.input.selectionStart != null) { + if (!old_ie || ie_lt9) prepareSelectAllHack(); + clearTimeout(detectingSelectAll); + var i = 0, poll = function(){ + if (display.prevInput == "\u200b" && display.input.selectionStart == 0) + operation(cm, commands.selectAll)(cm); + else if (i++ < 10) detectingSelectAll = setTimeout(poll, 500); + else resetInput(cm); + }; + detectingSelectAll = setTimeout(poll, 200); + } + } + + if (old_ie && !ie_lt9) prepareSelectAllHack(); + if (captureMiddleClick) { + e_stop(e); + var mouseup = function() { + off(window, "mouseup", mouseup); + setTimeout(rehide, 20); + }; + on(window, "mouseup", mouseup); + } else { + setTimeout(rehide, 50); + } + } + + // UPDATING + + var changeEnd = CodeMirror.changeEnd = function(change) { + if (!change.text) return change.to; + return Pos(change.from.line + change.text.length - 1, + lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0)); + }; + + // Make sure a position will be valid after the given change. + function clipPostChange(doc, change, pos) { + if (!posLess(change.from, pos)) return clipPos(doc, pos); + var diff = (change.text.length - 1) - (change.to.line - change.from.line); + if (pos.line > change.to.line + diff) { + var preLine = pos.line - diff, lastLine = doc.first + doc.size - 1; + if (preLine > lastLine) return Pos(lastLine, getLine(doc, lastLine).text.length); + return clipToLen(pos, getLine(doc, preLine).text.length); + } + if (pos.line == change.to.line + diff) + return clipToLen(pos, lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0) + + getLine(doc, change.to.line).text.length - change.to.ch); + var inside = pos.line - change.from.line; + return clipToLen(pos, change.text[inside].length + (inside ? 0 : change.from.ch)); + } + + // Hint can be null|"end"|"start"|"around"|{anchor,head} + function computeSelAfterChange(doc, change, hint) { + if (hint && typeof hint == "object") // Assumed to be {anchor, head} object + return {anchor: clipPostChange(doc, change, hint.anchor), + head: clipPostChange(doc, change, hint.head)}; + + if (hint == "start") return {anchor: change.from, head: change.from}; + + var end = changeEnd(change); + if (hint == "around") return {anchor: change.from, head: end}; + if (hint == "end") return {anchor: end, head: end}; + + // hint is null, leave the selection alone as much as possible + var adjustPos = function(pos) { + if (posLess(pos, change.from)) return pos; + if (!posLess(change.to, pos)) return end; + + var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch; + if (pos.line == change.to.line) ch += end.ch - change.to.ch; + return Pos(line, ch); + }; + return {anchor: adjustPos(doc.sel.anchor), head: adjustPos(doc.sel.head)}; + } + + function filterChange(doc, change, update) { + var obj = { + canceled: false, + from: change.from, + to: change.to, + text: change.text, + origin: change.origin, + cancel: function() { this.canceled = true; } + }; + if (update) obj.update = function(from, to, text, origin) { + if (from) this.from = clipPos(doc, from); + if (to) this.to = clipPos(doc, to); + if (text) this.text = text; + if (origin !== undefined) this.origin = origin; + }; + signal(doc, "beforeChange", doc, obj); + if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj); + + if (obj.canceled) return null; + return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin}; + } + + // Replace the range from from to to by the strings in replacement. + // change is a {from, to, text [, origin]} object + function makeChange(doc, change, selUpdate, ignoreReadOnly) { + if (doc.cm) { + if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, selUpdate, ignoreReadOnly); + if (doc.cm.state.suppressEdits) return; + } + + if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) { + change = filterChange(doc, change, true); + if (!change) return; + } + + // Possibly split or suppress the update based on the presence + // of read-only spans in its range. + var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to); + if (split) { + for (var i = split.length - 1; i >= 1; --i) + makeChangeNoReadonly(doc, {from: split[i].from, to: split[i].to, text: [""]}); + if (split.length) + makeChangeNoReadonly(doc, {from: split[0].from, to: split[0].to, text: change.text}, selUpdate); + } else { + makeChangeNoReadonly(doc, change, selUpdate); + } + } + + function makeChangeNoReadonly(doc, change, selUpdate) { + if (change.text.length == 1 && change.text[0] == "" && posEq(change.from, change.to)) return; + var selAfter = computeSelAfterChange(doc, change, selUpdate); + addToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN); + + makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change)); + var rebased = []; + + linkedDocs(doc, function(doc, sharedHist) { + if (!sharedHist && indexOf(rebased, doc.history) == -1) { + rebaseHist(doc.history, change); + rebased.push(doc.history); + } + makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change)); + }); + } + + function makeChangeFromHistory(doc, type) { + if (doc.cm && doc.cm.state.suppressEdits) return; + + var hist = doc.history; + var event = (type == "undo" ? hist.done : hist.undone).pop(); + if (!event) return; + + var anti = {changes: [], anchorBefore: event.anchorAfter, headBefore: event.headAfter, + anchorAfter: event.anchorBefore, headAfter: event.headBefore, + generation: hist.generation}; + (type == "undo" ? hist.undone : hist.done).push(anti); + hist.generation = event.generation || ++hist.maxGeneration; + + var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange"); + + for (var i = event.changes.length - 1; i >= 0; --i) { + var change = event.changes[i]; + change.origin = type; + if (filter && !filterChange(doc, change, false)) { + (type == "undo" ? hist.done : hist.undone).length = 0; + return; + } + + anti.changes.push(historyChangeFromChange(doc, change)); + + var after = i ? computeSelAfterChange(doc, change, null) + : {anchor: event.anchorBefore, head: event.headBefore}; + makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change)); + var rebased = []; + + linkedDocs(doc, function(doc, sharedHist) { + if (!sharedHist && indexOf(rebased, doc.history) == -1) { + rebaseHist(doc.history, change); + rebased.push(doc.history); + } + makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change)); + }); + } + } + + function shiftDoc(doc, distance) { + function shiftPos(pos) {return Pos(pos.line + distance, pos.ch);} + doc.first += distance; + if (doc.cm) regChange(doc.cm, doc.first, doc.first, distance); + doc.sel.head = shiftPos(doc.sel.head); doc.sel.anchor = shiftPos(doc.sel.anchor); + doc.sel.from = shiftPos(doc.sel.from); doc.sel.to = shiftPos(doc.sel.to); + } + + function makeChangeSingleDoc(doc, change, selAfter, spans) { + if (doc.cm && !doc.cm.curOp) + return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans); + + if (change.to.line < doc.first) { + shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line)); + return; + } + if (change.from.line > doc.lastLine()) return; + + // Clip the change to the size of this doc + if (change.from.line < doc.first) { + var shift = change.text.length - 1 - (doc.first - change.from.line); + shiftDoc(doc, shift); + change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch), + text: [lst(change.text)], origin: change.origin}; + } + var last = doc.lastLine(); + if (change.to.line > last) { + change = {from: change.from, to: Pos(last, getLine(doc, last).text.length), + text: [change.text[0]], origin: change.origin}; + } + + change.removed = getBetween(doc, change.from, change.to); + + if (!selAfter) selAfter = computeSelAfterChange(doc, change, null); + if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans, selAfter); + else updateDoc(doc, change, spans, selAfter); + } + + function makeChangeSingleDocInEditor(cm, change, spans, selAfter) { + var doc = cm.doc, display = cm.display, from = change.from, to = change.to; + + var recomputeMaxLength = false, checkWidthStart = from.line; + if (!cm.options.lineWrapping) { + checkWidthStart = lineNo(visualLine(doc, getLine(doc, from.line))); + doc.iter(checkWidthStart, to.line + 1, function(line) { + if (line == display.maxLine) { + recomputeMaxLength = true; + return true; + } + }); + } + + if (!posLess(doc.sel.head, change.from) && !posLess(change.to, doc.sel.head)) + cm.curOp.cursorActivity = true; + + updateDoc(doc, change, spans, selAfter, estimateHeight(cm)); + + if (!cm.options.lineWrapping) { + doc.iter(checkWidthStart, from.line + change.text.length, function(line) { + var len = lineLength(doc, line); + if (len > display.maxLineLength) { + display.maxLine = line; + display.maxLineLength = len; + display.maxLineChanged = true; + recomputeMaxLength = false; + } + }); + if (recomputeMaxLength) cm.curOp.updateMaxLine = true; + } + + // Adjust frontier, schedule worker + doc.frontier = Math.min(doc.frontier, from.line); + startWorker(cm, 400); + + var lendiff = change.text.length - (to.line - from.line) - 1; + // Remember that these lines changed, for updating the display + regChange(cm, from.line, to.line + 1, lendiff); + + if (hasHandler(cm, "change")) { + var changeObj = {from: from, to: to, + text: change.text, + removed: change.removed, + origin: change.origin}; + if (cm.curOp.textChanged) { + for (var cur = cm.curOp.textChanged; cur.next; cur = cur.next) {} + cur.next = changeObj; + } else cm.curOp.textChanged = changeObj; + } + } + + function replaceRange(doc, code, from, to, origin) { + if (!to) to = from; + if (posLess(to, from)) { var tmp = to; to = from; from = tmp; } + if (typeof code == "string") code = splitLines(code); + makeChange(doc, {from: from, to: to, text: code, origin: origin}, null); + } + + // POSITION OBJECT + + function Pos(line, ch) { + if (!(this instanceof Pos)) return new Pos(line, ch); + this.line = line; this.ch = ch; + } + CodeMirror.Pos = Pos; + + function posEq(a, b) {return a.line == b.line && a.ch == b.ch;} + function posLess(a, b) {return a.line < b.line || (a.line == b.line && a.ch < b.ch);} + function cmp(a, b) {return a.line - b.line || a.ch - b.ch;} + function copyPos(x) {return Pos(x.line, x.ch);} + + // SELECTION + + function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));} + function clipPos(doc, pos) { + if (pos.line < doc.first) return Pos(doc.first, 0); + var last = doc.first + doc.size - 1; + if (pos.line > last) return Pos(last, getLine(doc, last).text.length); + return clipToLen(pos, getLine(doc, pos.line).text.length); + } + function clipToLen(pos, linelen) { + var ch = pos.ch; + if (ch == null || ch > linelen) return Pos(pos.line, linelen); + else if (ch < 0) return Pos(pos.line, 0); + else return pos; + } + function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;} + + // If shift is held, this will move the selection anchor. Otherwise, + // it'll set the whole selection. + function extendSelection(doc, pos, other, bias) { + if (doc.sel.shift || doc.sel.extend) { + var anchor = doc.sel.anchor; + if (other) { + var posBefore = posLess(pos, anchor); + if (posBefore != posLess(other, anchor)) { + anchor = pos; + pos = other; + } else if (posBefore != posLess(pos, other)) { + pos = other; + } + } + setSelection(doc, anchor, pos, bias); + } else { + setSelection(doc, pos, other || pos, bias); + } + if (doc.cm) doc.cm.curOp.userSelChange = true; + } + + function filterSelectionChange(doc, anchor, head) { + var obj = {anchor: anchor, head: head}; + signal(doc, "beforeSelectionChange", doc, obj); + if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj); + obj.anchor = clipPos(doc, obj.anchor); obj.head = clipPos(doc, obj.head); + return obj; + } + + // Update the selection. Last two args are only used by + // updateDoc, since they have to be expressed in the line + // numbers before the update. + function setSelection(doc, anchor, head, bias, checkAtomic) { + if (!checkAtomic && hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange")) { + var filtered = filterSelectionChange(doc, anchor, head); + head = filtered.head; + anchor = filtered.anchor; + } + + var sel = doc.sel; + sel.goalColumn = null; + if (bias == null) bias = posLess(head, sel.head) ? -1 : 1; + // Skip over atomic spans. + if (checkAtomic || !posEq(anchor, sel.anchor)) + anchor = skipAtomic(doc, anchor, bias, checkAtomic != "push"); + if (checkAtomic || !posEq(head, sel.head)) + head = skipAtomic(doc, head, bias, checkAtomic != "push"); + + if (posEq(sel.anchor, anchor) && posEq(sel.head, head)) return; + + sel.anchor = anchor; sel.head = head; + var inv = posLess(head, anchor); + sel.from = inv ? head : anchor; + sel.to = inv ? anchor : head; + + if (doc.cm) + doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = + doc.cm.curOp.cursorActivity = true; + + signalLater(doc, "cursorActivity", doc); + } + + function reCheckSelection(cm) { + setSelection(cm.doc, cm.doc.sel.from, cm.doc.sel.to, null, "push"); + } + + function skipAtomic(doc, pos, bias, mayClear) { + var flipped = false, curPos = pos; + var dir = bias || 1; + doc.cantEdit = false; + search: for (;;) { + var line = getLine(doc, curPos.line); + if (line.markedSpans) { + for (var i = 0; i < line.markedSpans.length; ++i) { + var sp = line.markedSpans[i], m = sp.marker; + if ((sp.from == null || (m.inclusiveLeft ? sp.from <= curPos.ch : sp.from < curPos.ch)) && + (sp.to == null || (m.inclusiveRight ? sp.to >= curPos.ch : sp.to > curPos.ch))) { + if (mayClear) { + signal(m, "beforeCursorEnter"); + if (m.explicitlyCleared) { + if (!line.markedSpans) break; + else {--i; continue;} + } + } + if (!m.atomic) continue; + var newPos = m.find()[dir < 0 ? "from" : "to"]; + if (posEq(newPos, curPos)) { + newPos.ch += dir; + if (newPos.ch < 0) { + if (newPos.line > doc.first) newPos = clipPos(doc, Pos(newPos.line - 1)); + else newPos = null; + } else if (newPos.ch > line.text.length) { + if (newPos.line < doc.first + doc.size - 1) newPos = Pos(newPos.line + 1, 0); + else newPos = null; + } + if (!newPos) { + if (flipped) { + // Driven in a corner -- no valid cursor position found at all + // -- try again *with* clearing, if we didn't already + if (!mayClear) return skipAtomic(doc, pos, bias, true); + // Otherwise, turn off editing until further notice, and return the start of the doc + doc.cantEdit = true; + return Pos(doc.first, 0); + } + flipped = true; newPos = pos; dir = -dir; + } + } + curPos = newPos; + continue search; + } + } + } + return curPos; + } + } + + // SCROLLING + + function scrollCursorIntoView(cm) { + var coords = scrollPosIntoView(cm, cm.doc.sel.head, null, cm.options.cursorScrollMargin); + if (!cm.state.focused) return; + var display = cm.display, box = getRect(display.sizer), doScroll = null; + if (coords.top + box.top < 0) doScroll = true; + else if (coords.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false; + if (doScroll != null && !phantom) { + var scrollNode = elt("div", "\u200b", null, "position: absolute; top: " + + (coords.top - display.viewOffset) + "px; height: " + + (coords.bottom - coords.top + scrollerCutOff) + "px; left: " + + coords.left + "px; width: 2px;"); + cm.display.lineSpace.appendChild(scrollNode); + scrollNode.scrollIntoView(doScroll); + cm.display.lineSpace.removeChild(scrollNode); + } + } + + function scrollPosIntoView(cm, pos, end, margin) { + if (margin == null) margin = 0; + for (;;) { + var changed = false, coords = cursorCoords(cm, pos); + var endCoords = !end || end == pos ? coords : cursorCoords(cm, end); + var scrollPos = calculateScrollPos(cm, Math.min(coords.left, endCoords.left), + Math.min(coords.top, endCoords.top) - margin, + Math.max(coords.left, endCoords.left), + Math.max(coords.bottom, endCoords.bottom) + margin); + var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft; + if (scrollPos.scrollTop != null) { + setScrollTop(cm, scrollPos.scrollTop); + if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true; + } + if (scrollPos.scrollLeft != null) { + setScrollLeft(cm, scrollPos.scrollLeft); + if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true; + } + if (!changed) return coords; + } + } + + function scrollIntoView(cm, x1, y1, x2, y2) { + var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2); + if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop); + if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft); + } + + function calculateScrollPos(cm, x1, y1, x2, y2) { + var display = cm.display, snapMargin = textHeight(cm.display); + if (y1 < 0) y1 = 0; + var screen = display.scroller.clientHeight - scrollerCutOff, screentop = display.scroller.scrollTop, result = {}; + var docBottom = cm.doc.height + paddingVert(display); + var atTop = y1 < snapMargin, atBottom = y2 > docBottom - snapMargin; + if (y1 < screentop) { + result.scrollTop = atTop ? 0 : y1; + } else if (y2 > screentop + screen) { + var newTop = Math.min(y1, (atBottom ? docBottom : y2) - screen); + if (newTop != screentop) result.scrollTop = newTop; + } + + var screenw = display.scroller.clientWidth - scrollerCutOff, screenleft = display.scroller.scrollLeft; + x1 += display.gutters.offsetWidth; x2 += display.gutters.offsetWidth; + var gutterw = display.gutters.offsetWidth; + var atLeft = x1 < gutterw + 10; + if (x1 < screenleft + gutterw || atLeft) { + if (atLeft) x1 = 0; + result.scrollLeft = Math.max(0, x1 - 10 - gutterw); + } else if (x2 > screenw + screenleft - 3) { + result.scrollLeft = x2 + 10 - screenw; + } + return result; + } + + function updateScrollPos(cm, left, top) { + cm.curOp.updateScrollPos = {scrollLeft: left == null ? cm.doc.scrollLeft : left, + scrollTop: top == null ? cm.doc.scrollTop : top}; + } + + function addToScrollPos(cm, left, top) { + var pos = cm.curOp.updateScrollPos || (cm.curOp.updateScrollPos = {scrollLeft: cm.doc.scrollLeft, scrollTop: cm.doc.scrollTop}); + var scroll = cm.display.scroller; + pos.scrollTop = Math.max(0, Math.min(scroll.scrollHeight - scroll.clientHeight, pos.scrollTop + top)); + pos.scrollLeft = Math.max(0, Math.min(scroll.scrollWidth - scroll.clientWidth, pos.scrollLeft + left)); + } + + // API UTILITIES + + function indentLine(cm, n, how, aggressive) { + var doc = cm.doc; + if (how == null) how = "add"; + if (how == "smart") { + if (!cm.doc.mode.indent) how = "prev"; + else var state = getStateBefore(cm, n); + } + + var tabSize = cm.options.tabSize; + var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize); + var curSpaceString = line.text.match(/^\s*/)[0], indentation; + if (!aggressive && !/\S/.test(line.text)) { + indentation = 0; + how = "not"; + } else if (how == "smart") { + indentation = cm.doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text); + if (indentation == Pass) { + if (!aggressive) return; + how = "prev"; + } + } + if (how == "prev") { + if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize); + else indentation = 0; + } else if (how == "add") { + indentation = curSpace + cm.options.indentUnit; + } else if (how == "subtract") { + indentation = curSpace - cm.options.indentUnit; + } else if (typeof how == "number") { + indentation = curSpace + how; + } + indentation = Math.max(0, indentation); + + var indentString = "", pos = 0; + if (cm.options.indentWithTabs) + for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} + if (pos < indentation) indentString += spaceStr(indentation - pos); + + if (indentString != curSpaceString) + replaceRange(cm.doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input"); + else if (doc.sel.head.line == n && doc.sel.head.ch < curSpaceString.length) + setSelection(doc, Pos(n, curSpaceString.length), Pos(n, curSpaceString.length), 1); + line.stateAfter = null; + } + + function changeLine(cm, handle, op) { + var no = handle, line = handle, doc = cm.doc; + if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle)); + else no = lineNo(handle); + if (no == null) return null; + if (op(line, no)) regChange(cm, no, no + 1); + else return null; + return line; + } + + function findPosH(doc, pos, dir, unit, visually) { + var line = pos.line, ch = pos.ch, origDir = dir; + var lineObj = getLine(doc, line); + var possible = true; + function findNextLine() { + var l = line + dir; + if (l < doc.first || l >= doc.first + doc.size) return (possible = false); + line = l; + return lineObj = getLine(doc, l); + } + function moveOnce(boundToLine) { + var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true); + if (next == null) { + if (!boundToLine && findNextLine()) { + if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj); + else ch = dir < 0 ? lineObj.text.length : 0; + } else return (possible = false); + } else ch = next; + return true; + } + + if (unit == "char") moveOnce(); + else if (unit == "column") moveOnce(true); + else if (unit == "word" || unit == "group") { + var sawType = null, group = unit == "group"; + for (var first = true;; first = false) { + if (dir < 0 && !moveOnce(!first)) break; + var cur = lineObj.text.charAt(ch) || "\n"; + var type = isWordChar(cur) ? "w" + : !group ? null + : /\s/.test(cur) ? null + : "p"; + if (sawType && sawType != type) { + if (dir < 0) {dir = 1; moveOnce();} + break; + } + if (type) sawType = type; + if (dir > 0 && !moveOnce(!first)) break; + } + } + var result = skipAtomic(doc, Pos(line, ch), origDir, true); + if (!possible) result.hitSide = true; + return result; + } + + function findPosV(cm, pos, dir, unit) { + var doc = cm.doc, x = pos.left, y; + if (unit == "page") { + var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight); + y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display)); + } else if (unit == "line") { + y = dir > 0 ? pos.bottom + 3 : pos.top - 3; + } + for (;;) { + var target = coordsChar(cm, x, y); + if (!target.outside) break; + if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; } + y += dir * 5; + } + return target; + } + + function findWordAt(line, pos) { + var start = pos.ch, end = pos.ch; + if (line) { + if ((pos.xRel < 0 || end == line.length) && start) --start; else ++end; + var startChar = line.charAt(start); + var check = isWordChar(startChar) ? isWordChar + : /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);} + : function(ch) {return !/\s/.test(ch) && !isWordChar(ch);}; + while (start > 0 && check(line.charAt(start - 1))) --start; + while (end < line.length && check(line.charAt(end))) ++end; + } + return {from: Pos(pos.line, start), to: Pos(pos.line, end)}; + } + + function selectLine(cm, line) { + extendSelection(cm.doc, Pos(line, 0), clipPos(cm.doc, Pos(line + 1, 0))); + } + + // PROTOTYPE + + // The publicly visible API. Note that operation(null, f) means + // 'wrap f in an operation, performed on its `this` parameter' + + CodeMirror.prototype = { + constructor: CodeMirror, + focus: function(){window.focus(); focusInput(this); fastPoll(this);}, + + setOption: function(option, value) { + var options = this.options, old = options[option]; + if (options[option] == value && option != "mode") return; + options[option] = value; + if (optionHandlers.hasOwnProperty(option)) + operation(this, optionHandlers[option])(this, value, old); + }, + + getOption: function(option) {return this.options[option];}, + getDoc: function() {return this.doc;}, + + addKeyMap: function(map, bottom) { + this.state.keyMaps[bottom ? "push" : "unshift"](map); + }, + removeKeyMap: function(map) { + var maps = this.state.keyMaps; + for (var i = 0; i < maps.length; ++i) + if (maps[i] == map || (typeof maps[i] != "string" && maps[i].name == map)) { + maps.splice(i, 1); + return true; + } + }, + + addOverlay: operation(null, function(spec, options) { + var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec); + if (mode.startState) throw new Error("Overlays may not be stateful."); + this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque}); + this.state.modeGen++; + regChange(this); + }), + removeOverlay: operation(null, function(spec) { + var overlays = this.state.overlays; + for (var i = 0; i < overlays.length; ++i) { + var cur = overlays[i].modeSpec; + if (cur == spec || typeof spec == "string" && cur.name == spec) { + overlays.splice(i, 1); + this.state.modeGen++; + regChange(this); + return; + } + } + }), + + indentLine: operation(null, function(n, dir, aggressive) { + if (typeof dir != "string" && typeof dir != "number") { + if (dir == null) dir = this.options.smartIndent ? "smart" : "prev"; + else dir = dir ? "add" : "subtract"; + } + if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive); + }), + indentSelection: operation(null, function(how) { + var sel = this.doc.sel; + if (posEq(sel.from, sel.to)) return indentLine(this, sel.from.line, how, true); + var e = sel.to.line - (sel.to.ch ? 0 : 1); + for (var i = sel.from.line; i <= e; ++i) indentLine(this, i, how); + }), + + // Fetch the parser token for a given character. Useful for hacks + // that want to inspect the mode state (say, for completion). + getTokenAt: function(pos, precise) { + var doc = this.doc; + pos = clipPos(doc, pos); + var state = getStateBefore(this, pos.line, precise), mode = this.doc.mode; + var line = getLine(doc, pos.line); + var stream = new StringStream(line.text, this.options.tabSize); + while (stream.pos < pos.ch && !stream.eol()) { + stream.start = stream.pos; + var style = mode.token(stream, state); + } + return {start: stream.start, + end: stream.pos, + string: stream.current(), + className: style || null, // Deprecated, use 'type' instead + type: style || null, + state: state}; + }, + + getTokenTypeAt: function(pos) { + pos = clipPos(this.doc, pos); + var styles = getLineStyles(this, getLine(this.doc, pos.line)); + var before = 0, after = (styles.length - 1) / 2, ch = pos.ch; + if (ch == 0) return styles[2]; + for (;;) { + var mid = (before + after) >> 1; + if ((mid ? styles[mid * 2 - 1] : 0) >= ch) after = mid; + else if (styles[mid * 2 + 1] < ch) before = mid + 1; + else return styles[mid * 2 + 2]; + } + }, + + getModeAt: function(pos) { + var mode = this.doc.mode; + if (!mode.innerMode) return mode; + return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode; + }, + + getHelper: function(pos, type) { + return this.getHelpers(pos, type)[0]; + }, + + getHelpers: function(pos, type) { + var found = []; + if (!helpers.hasOwnProperty(type)) return helpers; + var help = helpers[type], mode = this.getModeAt(pos); + if (typeof mode[type] == "string") { + if (help[mode[type]]) found.push(help[mode[type]]); + } else if (mode[type]) { + for (var i = 0; i < mode[type].length; i++) { + var val = help[mode[type][i]]; + if (val) found.push(val); + } + } else if (mode.helperType && help[mode.helperType]) { + found.push(help[mode.helperType]); + } else if (help[mode.name]) { + found.push(help[mode.name]); + } + for (var i = 0; i < help._global.length; i++) { + var cur = help._global[i]; + if (cur.pred(mode, this) && indexOf(found, cur.val) == -1) + found.push(cur.val); + } + return found; + }, + + getStateAfter: function(line, precise) { + var doc = this.doc; + line = clipLine(doc, line == null ? doc.first + doc.size - 1: line); + return getStateBefore(this, line + 1, precise); + }, + + cursorCoords: function(start, mode) { + var pos, sel = this.doc.sel; + if (start == null) pos = sel.head; + else if (typeof start == "object") pos = clipPos(this.doc, start); + else pos = start ? sel.from : sel.to; + return cursorCoords(this, pos, mode || "page"); + }, + + charCoords: function(pos, mode) { + return charCoords(this, clipPos(this.doc, pos), mode || "page"); + }, + + coordsChar: function(coords, mode) { + coords = fromCoordSystem(this, coords, mode || "page"); + return coordsChar(this, coords.left, coords.top); + }, + + lineAtHeight: function(height, mode) { + height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top; + return lineAtHeight(this.doc, height + this.display.viewOffset); + }, + heightAtLine: function(line, mode) { + var end = false, last = this.doc.first + this.doc.size - 1; + if (line < this.doc.first) line = this.doc.first; + else if (line > last) { line = last; end = true; } + var lineObj = getLine(this.doc, line); + return intoCoordSystem(this, getLine(this.doc, line), {top: 0, left: 0}, mode || "page").top + + (end ? lineObj.height : 0); + }, + + defaultTextHeight: function() { return textHeight(this.display); }, + defaultCharWidth: function() { return charWidth(this.display); }, + + setGutterMarker: operation(null, function(line, gutterID, value) { + return changeLine(this, line, function(line) { + var markers = line.gutterMarkers || (line.gutterMarkers = {}); + markers[gutterID] = value; + if (!value && isEmpty(markers)) line.gutterMarkers = null; + return true; + }); + }), + + clearGutter: operation(null, function(gutterID) { + var cm = this, doc = cm.doc, i = doc.first; + doc.iter(function(line) { + if (line.gutterMarkers && line.gutterMarkers[gutterID]) { + line.gutterMarkers[gutterID] = null; + regChange(cm, i, i + 1); + if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null; + } + ++i; + }); + }), + + addLineClass: operation(null, function(handle, where, cls) { + return changeLine(this, handle, function(line) { + var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : "wrapClass"; + if (!line[prop]) line[prop] = cls; + else if (new RegExp("(?:^|\\s)" + cls + "(?:$|\\s)").test(line[prop])) return false; + else line[prop] += " " + cls; + return true; + }); + }), + + removeLineClass: operation(null, function(handle, where, cls) { + return changeLine(this, handle, function(line) { + var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : "wrapClass"; + var cur = line[prop]; + if (!cur) return false; + else if (cls == null) line[prop] = null; + else { + var found = cur.match(new RegExp("(?:^|\\s+)" + cls + "(?:$|\\s+)")); + if (!found) return false; + var end = found.index + found[0].length; + line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null; + } + return true; + }); + }), + + addLineWidget: operation(null, function(handle, node, options) { + return addLineWidget(this, handle, node, options); + }), + + removeLineWidget: function(widget) { widget.clear(); }, + + lineInfo: function(line) { + if (typeof line == "number") { + if (!isLine(this.doc, line)) return null; + var n = line; + line = getLine(this.doc, line); + if (!line) return null; + } else { + var n = lineNo(line); + if (n == null) return null; + } + return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers, + textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass, + widgets: line.widgets}; + }, + + getViewport: function() { return {from: this.display.showingFrom, to: this.display.showingTo};}, + + addWidget: function(pos, node, scroll, vert, horiz) { + var display = this.display; + pos = cursorCoords(this, clipPos(this.doc, pos)); + var top = pos.bottom, left = pos.left; + node.style.position = "absolute"; + display.sizer.appendChild(node); + if (vert == "over") { + top = pos.top; + } else if (vert == "above" || vert == "near") { + var vspace = Math.max(display.wrapper.clientHeight, this.doc.height), + hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth); + // Default to positioning above (if specified and possible); otherwise default to positioning below + if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight) + top = pos.top - node.offsetHeight; + else if (pos.bottom + node.offsetHeight <= vspace) + top = pos.bottom; + if (left + node.offsetWidth > hspace) + left = hspace - node.offsetWidth; + } + node.style.top = top + "px"; + node.style.left = node.style.right = ""; + if (horiz == "right") { + left = display.sizer.clientWidth - node.offsetWidth; + node.style.right = "0px"; + } else { + if (horiz == "left") left = 0; + else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2; + node.style.left = left + "px"; + } + if (scroll) + scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight); + }, + + triggerOnKeyDown: operation(null, onKeyDown), + + execCommand: function(cmd) { + if (commands.hasOwnProperty(cmd)) + return commands[cmd](this); + }, + + findPosH: function(from, amount, unit, visually) { + var dir = 1; + if (amount < 0) { dir = -1; amount = -amount; } + for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { + cur = findPosH(this.doc, cur, dir, unit, visually); + if (cur.hitSide) break; + } + return cur; + }, + + moveH: operation(null, function(dir, unit) { + var sel = this.doc.sel, pos; + if (sel.shift || sel.extend || posEq(sel.from, sel.to)) + pos = findPosH(this.doc, sel.head, dir, unit, this.options.rtlMoveVisually); + else + pos = dir < 0 ? sel.from : sel.to; + extendSelection(this.doc, pos, pos, dir); + }), + + deleteH: operation(null, function(dir, unit) { + var sel = this.doc.sel; + if (!posEq(sel.from, sel.to)) replaceRange(this.doc, "", sel.from, sel.to, "+delete"); + else replaceRange(this.doc, "", sel.from, findPosH(this.doc, sel.head, dir, unit, false), "+delete"); + this.curOp.userSelChange = true; + }), + + findPosV: function(from, amount, unit, goalColumn) { + var dir = 1, x = goalColumn; + if (amount < 0) { dir = -1; amount = -amount; } + for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { + var coords = cursorCoords(this, cur, "div"); + if (x == null) x = coords.left; + else coords.left = x; + cur = findPosV(this, coords, dir, unit); + if (cur.hitSide) break; + } + return cur; + }, + + moveV: operation(null, function(dir, unit) { + var sel = this.doc.sel, target, goal; + if (sel.shift || sel.extend || posEq(sel.from, sel.to)) { + var pos = cursorCoords(this, sel.head, "div"); + if (sel.goalColumn != null) pos.left = sel.goalColumn; + target = findPosV(this, pos, dir, unit); + if (unit == "page") addToScrollPos(this, 0, charCoords(this, target, "div").top - pos.top); + goal = pos.left; + } else { + target = dir < 0 ? sel.from : sel.to; + } + extendSelection(this.doc, target, target, dir); + if (goal != null) sel.goalColumn = goal; + }), + + toggleOverwrite: function(value) { + if (value != null && value == this.state.overwrite) return; + if (this.state.overwrite = !this.state.overwrite) + this.display.cursor.className += " CodeMirror-overwrite"; + else + this.display.cursor.className = this.display.cursor.className.replace(" CodeMirror-overwrite", ""); + }, + hasFocus: function() { return this.state.focused; }, + + scrollTo: operation(null, function(x, y) { + updateScrollPos(this, x, y); + }), + getScrollInfo: function() { + var scroller = this.display.scroller, co = scrollerCutOff; + return {left: scroller.scrollLeft, top: scroller.scrollTop, + height: scroller.scrollHeight - co, width: scroller.scrollWidth - co, + clientHeight: scroller.clientHeight - co, clientWidth: scroller.clientWidth - co}; + }, + + scrollIntoView: operation(null, function(range, margin) { + if (range == null) range = {from: this.doc.sel.head, to: null}; + else if (typeof range == "number") range = {from: Pos(range, 0), to: null}; + else if (range.from == null) range = {from: range, to: null}; + if (!range.to) range.to = range.from; + if (!margin) margin = 0; + + var coords = range; + if (range.from.line != null) { + this.curOp.scrollToPos = {from: range.from, to: range.to, margin: margin}; + coords = {from: cursorCoords(this, range.from), + to: cursorCoords(this, range.to)}; + } + var sPos = calculateScrollPos(this, Math.min(coords.from.left, coords.to.left), + Math.min(coords.from.top, coords.to.top) - margin, + Math.max(coords.from.right, coords.to.right), + Math.max(coords.from.bottom, coords.to.bottom) + margin); + updateScrollPos(this, sPos.scrollLeft, sPos.scrollTop); + }), + + setSize: operation(null, function(width, height) { + function interpret(val) { + return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; + } + if (width != null) this.display.wrapper.style.width = interpret(width); + if (height != null) this.display.wrapper.style.height = interpret(height); + if (this.options.lineWrapping) + this.display.measureLineCache.length = this.display.measureLineCachePos = 0; + this.curOp.forceUpdate = true; + }), + + operation: function(f){return runInOp(this, f);}, + + refresh: operation(null, function() { + var badHeight = this.display.cachedTextHeight == null; + clearCaches(this); + updateScrollPos(this, this.doc.scrollLeft, this.doc.scrollTop); + regChange(this); + if (badHeight) estimateLineHeights(this); + }), + + swapDoc: operation(null, function(doc) { + var old = this.doc; + old.cm = null; + attachDoc(this, doc); + clearCaches(this); + resetInput(this, true); + updateScrollPos(this, doc.scrollLeft, doc.scrollTop); + signalLater(this, "swapDoc", this, old); + return old; + }), + + getInputField: function(){return this.display.input;}, + getWrapperElement: function(){return this.display.wrapper;}, + getScrollerElement: function(){return this.display.scroller;}, + getGutterElement: function(){return this.display.gutters;} + }; + eventMixin(CodeMirror); + + // OPTION DEFAULTS + + var optionHandlers = CodeMirror.optionHandlers = {}; + + // The default configuration options. + var defaults = CodeMirror.defaults = {}; + + function option(name, deflt, handle, notOnInit) { + CodeMirror.defaults[name] = deflt; + if (handle) optionHandlers[name] = + notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle; + } + + var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}}; + + // These two are, on init, called from the constructor because they + // have to be initialized before the editor can start at all. + option("value", "", function(cm, val) { + cm.setValue(val); + }, true); + option("mode", null, function(cm, val) { + cm.doc.modeOption = val; + loadMode(cm); + }, true); + + option("indentUnit", 2, loadMode, true); + option("indentWithTabs", false); + option("smartIndent", true); + option("tabSize", 4, function(cm) { + resetModeState(cm); + clearCaches(cm); + regChange(cm); + }, true); + option("specialChars", /[\t\u0000-\u0019\u00ad\u200b\u2028\u2029\ufeff]/g, function(cm, val) { + cm.options.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g"); + cm.refresh(); + }, true); + option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function(cm) {cm.refresh();}, true); + option("electricChars", true); + option("rtlMoveVisually", !windows); + option("wholeLineUpdateBefore", true); + + option("theme", "default", function(cm) { + themeChanged(cm); + guttersChanged(cm); + }, true); + option("keyMap", "default", keyMapChanged); + option("extraKeys", null); + + option("onKeyEvent", null); + option("onDragEvent", null); + + option("lineWrapping", false, wrappingChanged, true); + option("gutters", [], function(cm) { + setGuttersForLineNumbers(cm.options); + guttersChanged(cm); + }, true); + option("fixedGutter", true, function(cm, val) { + cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0"; + cm.refresh(); + }, true); + option("coverGutterNextToScrollbar", false, updateScrollbars, true); + option("lineNumbers", false, function(cm) { + setGuttersForLineNumbers(cm.options); + guttersChanged(cm); + }, true); + option("firstLineNumber", 1, guttersChanged, true); + option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true); + option("showCursorWhenSelecting", false, updateSelection, true); + + option("resetSelectionOnContextMenu", true); + + option("readOnly", false, function(cm, val) { + if (val == "nocursor") { + onBlur(cm); + cm.display.input.blur(); + cm.display.disabled = true; + } else { + cm.display.disabled = false; + if (!val) resetInput(cm, true); + } + }); + option("disableInput", false, function(cm, val) {if (!val) resetInput(cm, true);}, true); + option("dragDrop", true); + + option("cursorBlinkRate", 530); + option("cursorScrollMargin", 0); + option("cursorHeight", 1); + option("workTime", 100); + option("workDelay", 100); + option("flattenSpans", true, resetModeState, true); + option("addModeClass", false, resetModeState, true); + option("pollInterval", 100); + option("undoDepth", 40, function(cm, val){cm.doc.history.undoDepth = val;}); + option("historyEventDelay", 500); + option("viewportMargin", 10, function(cm){cm.refresh();}, true); + option("maxHighlightLength", 10000, resetModeState, true); + option("crudeMeasuringFrom", 10000); + option("moveInputWithCursor", true, function(cm, val) { + if (!val) cm.display.inputDiv.style.top = cm.display.inputDiv.style.left = 0; + }); + + option("tabindex", null, function(cm, val) { + cm.display.input.tabIndex = val || ""; + }); + option("autofocus", null); + + // MODE DEFINITION AND QUERYING + + // Known modes, by name and by MIME + var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {}; + + CodeMirror.defineMode = function(name, mode) { + if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name; + if (arguments.length > 2) { + mode.dependencies = []; + for (var i = 2; i < arguments.length; ++i) mode.dependencies.push(arguments[i]); + } + modes[name] = mode; + }; + + CodeMirror.defineMIME = function(mime, spec) { + mimeModes[mime] = spec; + }; + + CodeMirror.resolveMode = function(spec) { + if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) { + spec = mimeModes[spec]; + } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) { + var found = mimeModes[spec.name]; + spec = createObj(found, spec); + spec.name = found.name; + } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) { + return CodeMirror.resolveMode("application/xml"); + } + if (typeof spec == "string") return {name: spec}; + else return spec || {name: "null"}; + }; + + CodeMirror.getMode = function(options, spec) { + var spec = CodeMirror.resolveMode(spec); + var mfactory = modes[spec.name]; + if (!mfactory) return CodeMirror.getMode(options, "text/plain"); + var modeObj = mfactory(options, spec); + if (modeExtensions.hasOwnProperty(spec.name)) { + var exts = modeExtensions[spec.name]; + for (var prop in exts) { + if (!exts.hasOwnProperty(prop)) continue; + if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop]; + modeObj[prop] = exts[prop]; + } + } + modeObj.name = spec.name; + if (spec.helperType) modeObj.helperType = spec.helperType; + if (spec.modeProps) for (var prop in spec.modeProps) + modeObj[prop] = spec.modeProps[prop]; + + return modeObj; + }; + + CodeMirror.defineMode("null", function() { + return {token: function(stream) {stream.skipToEnd();}}; + }); + CodeMirror.defineMIME("text/plain", "null"); + + var modeExtensions = CodeMirror.modeExtensions = {}; + CodeMirror.extendMode = function(mode, properties) { + var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {}); + copyObj(properties, exts); + }; + + // EXTENSIONS + + CodeMirror.defineExtension = function(name, func) { + CodeMirror.prototype[name] = func; + }; + CodeMirror.defineDocExtension = function(name, func) { + Doc.prototype[name] = func; + }; + CodeMirror.defineOption = option; + + var initHooks = []; + CodeMirror.defineInitHook = function(f) {initHooks.push(f);}; + + var helpers = CodeMirror.helpers = {}; + CodeMirror.registerHelper = function(type, name, value) { + if (!helpers.hasOwnProperty(type)) helpers[type] = CodeMirror[type] = {_global: []}; + helpers[type][name] = value; + }; + CodeMirror.registerGlobalHelper = function(type, name, predicate, value) { + CodeMirror.registerHelper(type, name, value); + helpers[type]._global.push({pred: predicate, val: value}); + }; + + // UTILITIES + + CodeMirror.isWordChar = isWordChar; + + // MODE STATE HANDLING + + // Utility functions for working with state. Exported because modes + // sometimes need to do this. + function copyState(mode, state) { + if (state === true) return state; + if (mode.copyState) return mode.copyState(state); + var nstate = {}; + for (var n in state) { + var val = state[n]; + if (val instanceof Array) val = val.concat([]); + nstate[n] = val; + } + return nstate; + } + CodeMirror.copyState = copyState; + + function startState(mode, a1, a2) { + return mode.startState ? mode.startState(a1, a2) : true; + } + CodeMirror.startState = startState; + + CodeMirror.innerMode = function(mode, state) { + while (mode.innerMode) { + var info = mode.innerMode(state); + if (!info || info.mode == mode) break; + state = info.state; + mode = info.mode; + } + return info || {mode: mode, state: state}; + }; + + // STANDARD COMMANDS + + var commands = CodeMirror.commands = { + selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()));}, + killLine: function(cm) { + var from = cm.getCursor(true), to = cm.getCursor(false), sel = !posEq(from, to); + if (!sel && cm.getLine(from.line).length == from.ch) + cm.replaceRange("", from, Pos(from.line + 1, 0), "+delete"); + else cm.replaceRange("", from, sel ? to : Pos(from.line), "+delete"); + }, + deleteLine: function(cm) { + var l = cm.getCursor().line; + cm.replaceRange("", Pos(l, 0), Pos(l), "+delete"); + }, + delLineLeft: function(cm) { + var cur = cm.getCursor(); + cm.replaceRange("", Pos(cur.line, 0), cur, "+delete"); + }, + undo: function(cm) {cm.undo();}, + redo: function(cm) {cm.redo();}, + goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));}, + goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));}, + goLineStart: function(cm) { + cm.extendSelection(lineStart(cm, cm.getCursor().line)); + }, + goLineStartSmart: function(cm) { + var cur = cm.getCursor(), start = lineStart(cm, cur.line); + var line = cm.getLineHandle(start.line); + var order = getOrder(line); + if (!order || order[0].level == 0) { + var firstNonWS = Math.max(0, line.text.search(/\S/)); + var inWS = cur.line == start.line && cur.ch <= firstNonWS && cur.ch; + cm.extendSelection(Pos(start.line, inWS ? 0 : firstNonWS)); + } else cm.extendSelection(start); + }, + goLineEnd: function(cm) { + cm.extendSelection(lineEnd(cm, cm.getCursor().line)); + }, + goLineRight: function(cm) { + var top = cm.charCoords(cm.getCursor(), "div").top + 5; + cm.extendSelection(cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div")); + }, + goLineLeft: function(cm) { + var top = cm.charCoords(cm.getCursor(), "div").top + 5; + cm.extendSelection(cm.coordsChar({left: 0, top: top}, "div")); + }, + goLineUp: function(cm) {cm.moveV(-1, "line");}, + goLineDown: function(cm) {cm.moveV(1, "line");}, + goPageUp: function(cm) {cm.moveV(-1, "page");}, + goPageDown: function(cm) {cm.moveV(1, "page");}, + goCharLeft: function(cm) {cm.moveH(-1, "char");}, + goCharRight: function(cm) {cm.moveH(1, "char");}, + goColumnLeft: function(cm) {cm.moveH(-1, "column");}, + goColumnRight: function(cm) {cm.moveH(1, "column");}, + goWordLeft: function(cm) {cm.moveH(-1, "word");}, + goGroupRight: function(cm) {cm.moveH(1, "group");}, + goGroupLeft: function(cm) {cm.moveH(-1, "group");}, + goWordRight: function(cm) {cm.moveH(1, "word");}, + delCharBefore: function(cm) {cm.deleteH(-1, "char");}, + delCharAfter: function(cm) {cm.deleteH(1, "char");}, + delWordBefore: function(cm) {cm.deleteH(-1, "word");}, + delWordAfter: function(cm) {cm.deleteH(1, "word");}, + delGroupBefore: function(cm) {cm.deleteH(-1, "group");}, + delGroupAfter: function(cm) {cm.deleteH(1, "group");}, + indentAuto: function(cm) {cm.indentSelection("smart");}, + indentMore: function(cm) {cm.indentSelection("add");}, + indentLess: function(cm) {cm.indentSelection("subtract");}, + insertTab: function(cm) { + cm.replaceSelection("\t", "end", "+input"); + }, + defaultTab: function(cm) { + if (cm.somethingSelected()) cm.indentSelection("add"); + else cm.replaceSelection("\t", "end", "+input"); + }, + transposeChars: function(cm) { + var cur = cm.getCursor(), line = cm.getLine(cur.line); + if (cur.ch > 0 && cur.ch < line.length - 1) + cm.replaceRange(line.charAt(cur.ch) + line.charAt(cur.ch - 1), + Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1)); + }, + newlineAndIndent: function(cm) { + operation(cm, function() { + cm.replaceSelection("\n", "end", "+input"); + cm.indentLine(cm.getCursor().line, null, true); + })(); + }, + toggleOverwrite: function(cm) {cm.toggleOverwrite();} + }; + + // STANDARD KEYMAPS + + var keyMap = CodeMirror.keyMap = {}; + keyMap.basic = { + "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown", + "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown", + "Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore", + "Tab": "defaultTab", "Shift-Tab": "indentAuto", + "Enter": "newlineAndIndent", "Insert": "toggleOverwrite" + }; + // Note that the save and find-related commands aren't defined by + // default. Unknown commands are simply ignored. + keyMap.pcDefault = { + "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo", + "Ctrl-Home": "goDocStart", "Alt-Up": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Down": "goDocEnd", + "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd", + "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find", + "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll", + "Ctrl-[": "indentLess", "Ctrl-]": "indentMore", + fallthrough: "basic" + }; + keyMap.macDefault = { + "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo", + "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft", + "Alt-Right": "goGroupRight", "Cmd-Left": "goLineStart", "Cmd-Right": "goLineEnd", "Alt-Backspace": "delGroupBefore", + "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find", + "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll", + "Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delLineLeft", + fallthrough: ["basic", "emacsy"] + }; + keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault; + keyMap.emacsy = { + "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown", + "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd", + "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore", + "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars" + }; + + // KEYMAP DISPATCH + + function getKeyMap(val) { + if (typeof val == "string") return keyMap[val]; + else return val; + } + + function lookupKey(name, maps, handle) { + function lookup(map) { + map = getKeyMap(map); + var found = map[name]; + if (found === false) return "stop"; + if (found != null && handle(found)) return true; + if (map.nofallthrough) return "stop"; + + var fallthrough = map.fallthrough; + if (fallthrough == null) return false; + if (Object.prototype.toString.call(fallthrough) != "[object Array]") + return lookup(fallthrough); + for (var i = 0, e = fallthrough.length; i < e; ++i) { + var done = lookup(fallthrough[i]); + if (done) return done; + } + return false; + } + + for (var i = 0; i < maps.length; ++i) { + var done = lookup(maps[i]); + if (done) return done != "stop"; + } + } + function isModifierKey(event) { + var name = keyNames[event.keyCode]; + return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod"; + } + function keyName(event, noShift) { + if (opera && event.keyCode == 34 && event["char"]) return false; + var name = keyNames[event.keyCode]; + if (name == null || event.altGraphKey) return false; + if (event.altKey) name = "Alt-" + name; + if (flipCtrlCmd ? event.metaKey : event.ctrlKey) name = "Ctrl-" + name; + if (flipCtrlCmd ? event.ctrlKey : event.metaKey) name = "Cmd-" + name; + if (!noShift && event.shiftKey) name = "Shift-" + name; + return name; + } + CodeMirror.lookupKey = lookupKey; + CodeMirror.isModifierKey = isModifierKey; + CodeMirror.keyName = keyName; + + // FROMTEXTAREA + + CodeMirror.fromTextArea = function(textarea, options) { + if (!options) options = {}; + options.value = textarea.value; + if (!options.tabindex && textarea.tabindex) + options.tabindex = textarea.tabindex; + if (!options.placeholder && textarea.placeholder) + options.placeholder = textarea.placeholder; + // Set autofocus to true if this textarea is focused, or if it has + // autofocus and no other element is focused. + if (options.autofocus == null) { + var hasFocus = document.body; + // doc.activeElement occasionally throws on IE + try { hasFocus = document.activeElement; } catch(e) {} + options.autofocus = hasFocus == textarea || + textarea.getAttribute("autofocus") != null && hasFocus == document.body; + } + + function save() {textarea.value = cm.getValue();} + if (textarea.form) { + on(textarea.form, "submit", save); + // Deplorable hack to make the submit method do the right thing. + if (!options.leaveSubmitMethodAlone) { + var form = textarea.form, realSubmit = form.submit; + try { + var wrappedSubmit = form.submit = function() { + save(); + form.submit = realSubmit; + form.submit(); + form.submit = wrappedSubmit; + }; + } catch(e) {} + } + } + + textarea.style.display = "none"; + var cm = CodeMirror(function(node) { + textarea.parentNode.insertBefore(node, textarea.nextSibling); + }, options); + cm.save = save; + cm.getTextArea = function() { return textarea; }; + cm.toTextArea = function() { + save(); + textarea.parentNode.removeChild(cm.getWrapperElement()); + textarea.style.display = ""; + if (textarea.form) { + off(textarea.form, "submit", save); + if (typeof textarea.form.submit == "function") + textarea.form.submit = realSubmit; + } + }; + return cm; + }; + + // STRING STREAM + + // Fed to the mode parsers, provides helper functions to make + // parsers more succinct. + + // The character stream used by a mode's parser. + function StringStream(string, tabSize) { + this.pos = this.start = 0; + this.string = string; + this.tabSize = tabSize || 8; + this.lastColumnPos = this.lastColumnValue = 0; + this.lineStart = 0; + } + + StringStream.prototype = { + eol: function() {return this.pos >= this.string.length;}, + sol: function() {return this.pos == this.lineStart;}, + peek: function() {return this.string.charAt(this.pos) || undefined;}, + next: function() { + if (this.pos < this.string.length) + return this.string.charAt(this.pos++); + }, + eat: function(match) { + var ch = this.string.charAt(this.pos); + if (typeof match == "string") var ok = ch == match; + else var ok = ch && (match.test ? match.test(ch) : match(ch)); + if (ok) {++this.pos; return ch;} + }, + eatWhile: function(match) { + var start = this.pos; + while (this.eat(match)){} + return this.pos > start; + }, + eatSpace: function() { + var start = this.pos; + while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos; + return this.pos > start; + }, + skipToEnd: function() {this.pos = this.string.length;}, + skipTo: function(ch) { + var found = this.string.indexOf(ch, this.pos); + if (found > -1) {this.pos = found; return true;} + }, + backUp: function(n) {this.pos -= n;}, + column: function() { + if (this.lastColumnPos < this.start) { + this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue); + this.lastColumnPos = this.start; + } + return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); + }, + indentation: function() { + return countColumn(this.string, null, this.tabSize) - + (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0); + }, + match: function(pattern, consume, caseInsensitive) { + if (typeof pattern == "string") { + var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;}; + var substr = this.string.substr(this.pos, pattern.length); + if (cased(substr) == cased(pattern)) { + if (consume !== false) this.pos += pattern.length; + return true; + } + } else { + var match = this.string.slice(this.pos).match(pattern); + if (match && match.index > 0) return null; + if (match && consume !== false) this.pos += match[0].length; + return match; + } + }, + current: function(){return this.string.slice(this.start, this.pos);}, + hideFirstChars: function(n, inner) { + this.lineStart += n; + try { return inner(); } + finally { this.lineStart -= n; } + } + }; + CodeMirror.StringStream = StringStream; + + // TEXTMARKERS + + function TextMarker(doc, type) { + this.lines = []; + this.type = type; + this.doc = doc; + } + CodeMirror.TextMarker = TextMarker; + eventMixin(TextMarker); + + TextMarker.prototype.clear = function() { + if (this.explicitlyCleared) return; + var cm = this.doc.cm, withOp = cm && !cm.curOp; + if (withOp) startOperation(cm); + if (hasHandler(this, "clear")) { + var found = this.find(); + if (found) signalLater(this, "clear", found.from, found.to); + } + var min = null, max = null; + for (var i = 0; i < this.lines.length; ++i) { + var line = this.lines[i]; + var span = getMarkedSpanFor(line.markedSpans, this); + if (span.to != null) max = lineNo(line); + line.markedSpans = removeMarkedSpan(line.markedSpans, span); + if (span.from != null) + min = lineNo(line); + else if (this.collapsed && !lineIsHidden(this.doc, line) && cm) + updateLineHeight(line, textHeight(cm.display)); + } + if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) { + var visual = visualLine(cm.doc, this.lines[i]), len = lineLength(cm.doc, visual); + if (len > cm.display.maxLineLength) { + cm.display.maxLine = visual; + cm.display.maxLineLength = len; + cm.display.maxLineChanged = true; + } + } + + if (min != null && cm) regChange(cm, min, max + 1); + this.lines.length = 0; + this.explicitlyCleared = true; + if (this.atomic && this.doc.cantEdit) { + this.doc.cantEdit = false; + if (cm) reCheckSelection(cm); + } + if (withOp) endOperation(cm); + }; + + TextMarker.prototype.find = function(bothSides) { + var from, to; + for (var i = 0; i < this.lines.length; ++i) { + var line = this.lines[i]; + var span = getMarkedSpanFor(line.markedSpans, this); + if (span.from != null || span.to != null) { + var found = lineNo(line); + if (span.from != null) from = Pos(found, span.from); + if (span.to != null) to = Pos(found, span.to); + } + } + if (this.type == "bookmark" && !bothSides) return from; + return from && {from: from, to: to}; + }; + + TextMarker.prototype.changed = function() { + var pos = this.find(), cm = this.doc.cm; + if (!pos || !cm) return; + if (this.type != "bookmark") pos = pos.from; + var line = getLine(this.doc, pos.line); + clearCachedMeasurement(cm, line); + if (pos.line >= cm.display.showingFrom && pos.line < cm.display.showingTo) { + for (var node = cm.display.lineDiv.firstChild; node; node = node.nextSibling) if (node.lineObj == line) { + if (node.offsetHeight != line.height) updateLineHeight(line, node.offsetHeight); + break; + } + runInOp(cm, function() { + cm.curOp.selectionChanged = cm.curOp.forceUpdate = cm.curOp.updateMaxLine = true; + }); + } + }; + + TextMarker.prototype.attachLine = function(line) { + if (!this.lines.length && this.doc.cm) { + var op = this.doc.cm.curOp; + if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1) + (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); + } + this.lines.push(line); + }; + TextMarker.prototype.detachLine = function(line) { + this.lines.splice(indexOf(this.lines, line), 1); + if (!this.lines.length && this.doc.cm) { + var op = this.doc.cm.curOp; + (op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this); + } + }; + + var nextMarkerId = 0; + + function markText(doc, from, to, options, type) { + if (options && options.shared) return markTextShared(doc, from, to, options, type); + if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type); + + var marker = new TextMarker(doc, type); + if (options) copyObj(options, marker); + if (posLess(to, from) || posEq(from, to) && marker.clearWhenEmpty !== false) + return marker; + if (marker.replacedWith) { + marker.collapsed = true; + marker.replacedWith = elt("span", [marker.replacedWith], "CodeMirror-widget"); + if (!options.handleMouseEvents) marker.replacedWith.ignoreEvents = true; + } + if (marker.collapsed) { + if (conflictingCollapsedRange(doc, from.line, from, to, marker) || + from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker)) + throw new Error("Inserting collapsed marker partially overlapping an existing one"); + sawCollapsedSpans = true; + } + + if (marker.addToHistory) + addToHistory(doc, {from: from, to: to, origin: "markText"}, + {head: doc.sel.head, anchor: doc.sel.anchor}, NaN); + + var curLine = from.line, cm = doc.cm, updateMaxLine; + doc.iter(curLine, to.line + 1, function(line) { + if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(doc, line) == cm.display.maxLine) + updateMaxLine = true; + var span = {from: null, to: null, marker: marker}; + if (curLine == from.line) span.from = from.ch; + if (curLine == to.line) span.to = to.ch; + if (marker.collapsed && curLine != from.line) updateLineHeight(line, 0); + addMarkedSpan(line, span); + ++curLine; + }); + if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) { + if (lineIsHidden(doc, line)) updateLineHeight(line, 0); + }); + + if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); }); + + if (marker.readOnly) { + sawReadOnlySpans = true; + if (doc.history.done.length || doc.history.undone.length) + doc.clearHistory(); + } + if (marker.collapsed) { + marker.id = ++nextMarkerId; + marker.atomic = true; + } + if (cm) { + if (updateMaxLine) cm.curOp.updateMaxLine = true; + if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.collapsed) + regChange(cm, from.line, to.line + 1); + if (marker.atomic) reCheckSelection(cm); + } + return marker; + } + + // SHARED TEXTMARKERS + + function SharedTextMarker(markers, primary) { + this.markers = markers; + this.primary = primary; + for (var i = 0, me = this; i < markers.length; ++i) { + markers[i].parent = this; + on(markers[i], "clear", function(){me.clear();}); + } + } + CodeMirror.SharedTextMarker = SharedTextMarker; + eventMixin(SharedTextMarker); + + SharedTextMarker.prototype.clear = function() { + if (this.explicitlyCleared) return; + this.explicitlyCleared = true; + for (var i = 0; i < this.markers.length; ++i) + this.markers[i].clear(); + signalLater(this, "clear"); + }; + SharedTextMarker.prototype.find = function() { + return this.primary.find(); + }; + + function markTextShared(doc, from, to, options, type) { + options = copyObj(options); + options.shared = false; + var markers = [markText(doc, from, to, options, type)], primary = markers[0]; + var widget = options.replacedWith; + linkedDocs(doc, function(doc) { + if (widget) options.replacedWith = widget.cloneNode(true); + markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type)); + for (var i = 0; i < doc.linked.length; ++i) + if (doc.linked[i].isParent) return; + primary = lst(markers); + }); + return new SharedTextMarker(markers, primary); + } + + // TEXTMARKER SPANS + + function getMarkedSpanFor(spans, marker) { + if (spans) for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if (span.marker == marker) return span; + } + } + function removeMarkedSpan(spans, span) { + for (var r, i = 0; i < spans.length; ++i) + if (spans[i] != span) (r || (r = [])).push(spans[i]); + return r; + } + function addMarkedSpan(line, span) { + line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span]; + span.marker.attachLine(line); + } + + function markedSpansBefore(old, startCh, isInsert) { + if (old) for (var i = 0, nw; i < old.length; ++i) { + var span = old[i], marker = span.marker; + var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh); + if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) { + var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh); + (nw || (nw = [])).push({from: span.from, + to: endsAfter ? null : span.to, + marker: marker}); + } + } + return nw; + } + + function markedSpansAfter(old, endCh, isInsert) { + if (old) for (var i = 0, nw; i < old.length; ++i) { + var span = old[i], marker = span.marker; + var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh); + if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) { + var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh); + (nw || (nw = [])).push({from: startsBefore ? null : span.from - endCh, + to: span.to == null ? null : span.to - endCh, + marker: marker}); + } + } + return nw; + } + + function stretchSpansOverChange(doc, change) { + var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans; + var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans; + if (!oldFirst && !oldLast) return null; + + var startCh = change.from.ch, endCh = change.to.ch, isInsert = posEq(change.from, change.to); + // Get the spans that 'stick out' on both sides + var first = markedSpansBefore(oldFirst, startCh, isInsert); + var last = markedSpansAfter(oldLast, endCh, isInsert); + + // Next, merge those two ends + var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0); + if (first) { + // Fix up .to properties of first + for (var i = 0; i < first.length; ++i) { + var span = first[i]; + if (span.to == null) { + var found = getMarkedSpanFor(last, span.marker); + if (!found) span.to = startCh; + else if (sameLine) span.to = found.to == null ? null : found.to + offset; + } + } + } + if (last) { + // Fix up .from in last (or move them into first in case of sameLine) + for (var i = 0; i < last.length; ++i) { + var span = last[i]; + if (span.to != null) span.to += offset; + if (span.from == null) { + var found = getMarkedSpanFor(first, span.marker); + if (!found) { + span.from = offset; + if (sameLine) (first || (first = [])).push(span); + } + } else { + span.from += offset; + if (sameLine) (first || (first = [])).push(span); + } + } + } + // Make sure we didn't create any zero-length spans + if (first) first = clearEmptySpans(first); + if (last && last != first) last = clearEmptySpans(last); + + var newMarkers = [first]; + if (!sameLine) { + // Fill gap with whole-line-spans + var gap = change.text.length - 2, gapMarkers; + if (gap > 0 && first) + for (var i = 0; i < first.length; ++i) + if (first[i].to == null) + (gapMarkers || (gapMarkers = [])).push({from: null, to: null, marker: first[i].marker}); + for (var i = 0; i < gap; ++i) + newMarkers.push(gapMarkers); + newMarkers.push(last); + } + return newMarkers; + } + + function clearEmptySpans(spans) { + for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false) + spans.splice(i--, 1); + } + if (!spans.length) return null; + return spans; + } + + function mergeOldSpans(doc, change) { + var old = getOldSpans(doc, change); + var stretched = stretchSpansOverChange(doc, change); + if (!old) return stretched; + if (!stretched) return old; + + for (var i = 0; i < old.length; ++i) { + var oldCur = old[i], stretchCur = stretched[i]; + if (oldCur && stretchCur) { + spans: for (var j = 0; j < stretchCur.length; ++j) { + var span = stretchCur[j]; + for (var k = 0; k < oldCur.length; ++k) + if (oldCur[k].marker == span.marker) continue spans; + oldCur.push(span); + } + } else if (stretchCur) { + old[i] = stretchCur; + } + } + return old; + } + + function removeReadOnlyRanges(doc, from, to) { + var markers = null; + doc.iter(from.line, to.line + 1, function(line) { + if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) { + var mark = line.markedSpans[i].marker; + if (mark.readOnly && (!markers || indexOf(markers, mark) == -1)) + (markers || (markers = [])).push(mark); + } + }); + if (!markers) return null; + var parts = [{from: from, to: to}]; + for (var i = 0; i < markers.length; ++i) { + var mk = markers[i], m = mk.find(); + for (var j = 0; j < parts.length; ++j) { + var p = parts[j]; + if (posLess(p.to, m.from) || posLess(m.to, p.from)) continue; + var newParts = [j, 1]; + if (posLess(p.from, m.from) || !mk.inclusiveLeft && posEq(p.from, m.from)) + newParts.push({from: p.from, to: m.from}); + if (posLess(m.to, p.to) || !mk.inclusiveRight && posEq(p.to, m.to)) + newParts.push({from: m.to, to: p.to}); + parts.splice.apply(parts, newParts); + j += newParts.length - 1; + } + } + return parts; + } + + function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0; } + function extraRight(marker) { return marker.inclusiveRight ? 1 : 0; } + + function compareCollapsedMarkers(a, b) { + var lenDiff = a.lines.length - b.lines.length; + if (lenDiff != 0) return lenDiff; + var aPos = a.find(), bPos = b.find(); + var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b); + if (fromCmp) return -fromCmp; + var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b); + if (toCmp) return toCmp; + return b.id - a.id; + } + + function collapsedSpanAtSide(line, start) { + var sps = sawCollapsedSpans && line.markedSpans, found; + if (sps) for (var sp, i = 0; i < sps.length; ++i) { + sp = sps[i]; + if (sp.marker.collapsed && (start ? sp.from : sp.to) == null && + (!found || compareCollapsedMarkers(found, sp.marker) < 0)) + found = sp.marker; + } + return found; + } + function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true); } + function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false); } + + function conflictingCollapsedRange(doc, lineNo, from, to, marker) { + var line = getLine(doc, lineNo); + var sps = sawCollapsedSpans && line.markedSpans; + if (sps) for (var i = 0; i < sps.length; ++i) { + var sp = sps[i]; + if (!sp.marker.collapsed) continue; + var found = sp.marker.find(true); + var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker); + var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker); + if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) continue; + if (fromCmp <= 0 && (cmp(found.to, from) || extraRight(sp.marker) - extraLeft(marker)) > 0 || + fromCmp >= 0 && (cmp(found.from, to) || extraLeft(sp.marker) - extraRight(marker)) < 0) + return true; + } + } + + function visualLine(doc, line) { + var merged; + while (merged = collapsedSpanAtStart(line)) + line = getLine(doc, merged.find().from.line); + return line; + } + + function lineIsHidden(doc, line) { + var sps = sawCollapsedSpans && line.markedSpans; + if (sps) for (var sp, i = 0; i < sps.length; ++i) { + sp = sps[i]; + if (!sp.marker.collapsed) continue; + if (sp.from == null) return true; + if (sp.marker.replacedWith) continue; + if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp)) + return true; + } + } + function lineIsHiddenInner(doc, line, span) { + if (span.to == null) { + var end = span.marker.find().to, endLine = getLine(doc, end.line); + return lineIsHiddenInner(doc, endLine, getMarkedSpanFor(endLine.markedSpans, span.marker)); + } + if (span.marker.inclusiveRight && span.to == line.text.length) + return true; + for (var sp, i = 0; i < line.markedSpans.length; ++i) { + sp = line.markedSpans[i]; + if (sp.marker.collapsed && !sp.marker.replacedWith && sp.from == span.to && + (sp.to == null || sp.to != span.from) && + (sp.marker.inclusiveLeft || span.marker.inclusiveRight) && + lineIsHiddenInner(doc, line, sp)) return true; + } + } + + function detachMarkedSpans(line) { + var spans = line.markedSpans; + if (!spans) return; + for (var i = 0; i < spans.length; ++i) + spans[i].marker.detachLine(line); + line.markedSpans = null; + } + + function attachMarkedSpans(line, spans) { + if (!spans) return; + for (var i = 0; i < spans.length; ++i) + spans[i].marker.attachLine(line); + line.markedSpans = spans; + } + + // LINE WIDGETS + + var LineWidget = CodeMirror.LineWidget = function(cm, node, options) { + if (options) for (var opt in options) if (options.hasOwnProperty(opt)) + this[opt] = options[opt]; + this.cm = cm; + this.node = node; + }; + eventMixin(LineWidget); + function widgetOperation(f) { + return function() { + var withOp = !this.cm.curOp; + if (withOp) startOperation(this.cm); + try {var result = f.apply(this, arguments);} + finally {if (withOp) endOperation(this.cm);} + return result; + }; + } + LineWidget.prototype.clear = widgetOperation(function() { + var ws = this.line.widgets, no = lineNo(this.line); + if (no == null || !ws) return; + for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1); + if (!ws.length) this.line.widgets = null; + var aboveVisible = heightAtLine(this.cm, this.line) < this.cm.doc.scrollTop; + updateLineHeight(this.line, Math.max(0, this.line.height - widgetHeight(this))); + if (aboveVisible) addToScrollPos(this.cm, 0, -this.height); + regChange(this.cm, no, no + 1); + }); + LineWidget.prototype.changed = widgetOperation(function() { + var oldH = this.height; + this.height = null; + var diff = widgetHeight(this) - oldH; + if (!diff) return; + updateLineHeight(this.line, this.line.height + diff); + var no = lineNo(this.line); + regChange(this.cm, no, no + 1); + }); + + function widgetHeight(widget) { + if (widget.height != null) return widget.height; + if (!widget.node.parentNode || widget.node.parentNode.nodeType != 1) + removeChildrenAndAdd(widget.cm.display.measure, elt("div", [widget.node], null, "position: relative")); + return widget.height = widget.node.offsetHeight; + } + + function addLineWidget(cm, handle, node, options) { + var widget = new LineWidget(cm, node, options); + if (widget.noHScroll) cm.display.alignWidgets = true; + changeLine(cm, handle, function(line) { + var widgets = line.widgets || (line.widgets = []); + if (widget.insertAt == null) widgets.push(widget); + else widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget); + widget.line = line; + if (!lineIsHidden(cm.doc, line) || widget.showIfHidden) { + var aboveVisible = heightAtLine(cm, line) < cm.doc.scrollTop; + updateLineHeight(line, line.height + widgetHeight(widget)); + if (aboveVisible) addToScrollPos(cm, 0, widget.height); + } + return true; + }); + return widget; + } + + // LINE DATA STRUCTURE + + // Line objects. These hold state related to a line, including + // highlighting info (the styles array). + var Line = CodeMirror.Line = function(text, markedSpans, estimateHeight) { + this.text = text; + attachMarkedSpans(this, markedSpans); + this.height = estimateHeight ? estimateHeight(this) : 1; + }; + eventMixin(Line); + Line.prototype.lineNo = function() { return lineNo(this); }; + + function updateLine(line, text, markedSpans, estimateHeight) { + line.text = text; + if (line.stateAfter) line.stateAfter = null; + if (line.styles) line.styles = null; + if (line.order != null) line.order = null; + detachMarkedSpans(line); + attachMarkedSpans(line, markedSpans); + var estHeight = estimateHeight ? estimateHeight(line) : 1; + if (estHeight != line.height) updateLineHeight(line, estHeight); + } + + function cleanUpLine(line) { + line.parent = null; + detachMarkedSpans(line); + } + + // Run the given mode's parser over a line, update the styles + // array, which contains alternating fragments of text and CSS + // classes. + function runMode(cm, text, mode, state, f, forceToEnd) { + var flattenSpans = mode.flattenSpans; + if (flattenSpans == null) flattenSpans = cm.options.flattenSpans; + var curStart = 0, curStyle = null; + var stream = new StringStream(text, cm.options.tabSize), style; + if (text == "" && mode.blankLine) mode.blankLine(state); + while (!stream.eol()) { + if (stream.pos > cm.options.maxHighlightLength) { + flattenSpans = false; + if (forceToEnd) processLine(cm, text, state, stream.pos); + stream.pos = text.length; + style = null; + } else { + style = mode.token(stream, state); + } + if (cm.options.addModeClass) { + var mName = CodeMirror.innerMode(mode, state).mode.name; + if (mName) style = "m-" + (style ? mName + " " + style : mName); + } + if (!flattenSpans || curStyle != style) { + if (curStart < stream.start) f(stream.start, curStyle); + curStart = stream.start; curStyle = style; + } + stream.start = stream.pos; + } + while (curStart < stream.pos) { + // Webkit seems to refuse to render text nodes longer than 57444 characters + var pos = Math.min(stream.pos, curStart + 50000); + f(pos, curStyle); + curStart = pos; + } + } + + function highlightLine(cm, line, state, forceToEnd) { + // A styles array always starts with a number identifying the + // mode/overlays that it is based on (for easy invalidation). + var st = [cm.state.modeGen]; + // Compute the base array of styles + runMode(cm, line.text, cm.doc.mode, state, function(end, style) { + st.push(end, style); + }, forceToEnd); + + // Run overlays, adjust style array. + for (var o = 0; o < cm.state.overlays.length; ++o) { + var overlay = cm.state.overlays[o], i = 1, at = 0; + runMode(cm, line.text, overlay.mode, true, function(end, style) { + var start = i; + // Ensure there's a token end at the current position, and that i points at it + while (at < end) { + var i_end = st[i]; + if (i_end > end) + st.splice(i, 1, end, st[i+1], i_end); + i += 2; + at = Math.min(end, i_end); + } + if (!style) return; + if (overlay.opaque) { + st.splice(start, i - start, end, style); + i = start + 2; + } else { + for (; start < i; start += 2) { + var cur = st[start+1]; + st[start+1] = cur ? cur + " " + style : style; + } + } + }); + } + + return st; + } + + function getLineStyles(cm, line) { + if (!line.styles || line.styles[0] != cm.state.modeGen) + line.styles = highlightLine(cm, line, line.stateAfter = getStateBefore(cm, lineNo(line))); + return line.styles; + } + + // Lightweight form of highlight -- proceed over this line and + // update state, but don't save a style array. + function processLine(cm, text, state, startAt) { + var mode = cm.doc.mode; + var stream = new StringStream(text, cm.options.tabSize); + stream.start = stream.pos = startAt || 0; + if (text == "" && mode.blankLine) mode.blankLine(state); + while (!stream.eol() && stream.pos <= cm.options.maxHighlightLength) { + mode.token(stream, state); + stream.start = stream.pos; + } + } + + var styleToClassCache = {}, styleToClassCacheWithMode = {}; + function interpretTokenStyle(style, builder) { + if (!style) return null; + for (;;) { + var lineClass = style.match(/(?:^|\s)line-(background-)?(\S+)/); + if (!lineClass) break; + style = style.slice(0, lineClass.index) + style.slice(lineClass.index + lineClass[0].length); + var prop = lineClass[1] ? "bgClass" : "textClass"; + if (builder[prop] == null) + builder[prop] = lineClass[2]; + else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(builder[prop])) + builder[prop] += " " + lineClass[2]; + } + var cache = builder.cm.options.addModeClass ? styleToClassCacheWithMode : styleToClassCache; + return cache[style] || + (cache[style] = "cm-" + style.replace(/ +/g, " cm-")); + } + + function buildLineContent(cm, realLine, measure, copyWidgets) { + var merged, line = realLine, empty = true; + while (merged = collapsedSpanAtStart(line)) + line = getLine(cm.doc, merged.find().from.line); + + var builder = {pre: elt("pre"), col: 0, pos: 0, + measure: null, measuredSomething: false, cm: cm, + copyWidgets: copyWidgets}; + + do { + if (line.text) empty = false; + builder.measure = line == realLine && measure; + builder.pos = 0; + builder.addToken = builder.measure ? buildTokenMeasure : buildToken; + if ((old_ie || webkit) && cm.getOption("lineWrapping")) + builder.addToken = buildTokenSplitSpaces(builder.addToken); + var next = insertLineContent(line, builder, getLineStyles(cm, line)); + if (measure && line == realLine && !builder.measuredSomething) { + measure[0] = builder.pre.appendChild(zeroWidthElement(cm.display.measure)); + builder.measuredSomething = true; + } + if (next) line = getLine(cm.doc, next.to.line); + } while (next); + + if (measure && !builder.measuredSomething && !measure[0]) + measure[0] = builder.pre.appendChild(empty ? elt("span", "\u00a0") : zeroWidthElement(cm.display.measure)); + if (!builder.pre.firstChild && !lineIsHidden(cm.doc, realLine)) + builder.pre.appendChild(document.createTextNode("\u00a0")); + + var order; + // Work around problem with the reported dimensions of single-char + // direction spans on IE (issue #1129). See also the comment in + // cursorCoords. + if (measure && ie && (order = getOrder(line))) { + var l = order.length - 1; + if (order[l].from == order[l].to) --l; + var last = order[l], prev = order[l - 1]; + if (last.from + 1 == last.to && prev && last.level < prev.level) { + var span = measure[builder.pos - 1]; + if (span) span.parentNode.insertBefore(span.measureRight = zeroWidthElement(cm.display.measure), + span.nextSibling); + } + } + + var textClass = builder.textClass ? builder.textClass + " " + (realLine.textClass || "") : realLine.textClass; + if (textClass) builder.pre.className = textClass; + + signal(cm, "renderLine", cm, realLine, builder.pre); + return builder; + } + + function defaultSpecialCharPlaceholder(ch) { + var token = elt("span", "\u2022", "cm-invalidchar"); + token.title = "\\u" + ch.charCodeAt(0).toString(16); + return token; + } + + function buildToken(builder, text, style, startStyle, endStyle, title) { + if (!text) return; + var special = builder.cm.options.specialChars; + if (!special.test(text)) { + builder.col += text.length; + var content = document.createTextNode(text); + } else { + var content = document.createDocumentFragment(), pos = 0; + while (true) { + special.lastIndex = pos; + var m = special.exec(text); + var skipped = m ? m.index - pos : text.length - pos; + if (skipped) { + content.appendChild(document.createTextNode(text.slice(pos, pos + skipped))); + builder.col += skipped; + } + if (!m) break; + pos += skipped + 1; + if (m[0] == "\t") { + var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize; + content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab")); + builder.col += tabWidth; + } else { + var token = builder.cm.options.specialCharPlaceholder(m[0]); + content.appendChild(token); + builder.col += 1; + } + } + } + if (style || startStyle || endStyle || builder.measure) { + var fullStyle = style || ""; + if (startStyle) fullStyle += startStyle; + if (endStyle) fullStyle += endStyle; + var token = elt("span", [content], fullStyle); + if (title) token.title = title; + return builder.pre.appendChild(token); + } + builder.pre.appendChild(content); + } + + function buildTokenMeasure(builder, text, style, startStyle, endStyle) { + var wrapping = builder.cm.options.lineWrapping; + for (var i = 0; i < text.length; ++i) { + var start = i == 0, to = i + 1; + while (to < text.length && isExtendingChar(text.charAt(to))) ++to; + var ch = text.slice(i, to); + i = to - 1; + if (i && wrapping && spanAffectsWrapping(text, i)) + builder.pre.appendChild(elt("wbr")); + var old = builder.measure[builder.pos]; + var span = builder.measure[builder.pos] = + buildToken(builder, ch, style, + start && startStyle, i == text.length - 1 && endStyle); + if (old) span.leftSide = old.leftSide || old; + // In IE single-space nodes wrap differently than spaces + // embedded in larger text nodes, except when set to + // white-space: normal (issue #1268). + if (old_ie && wrapping && ch == " " && i && !/\s/.test(text.charAt(i - 1)) && + i < text.length - 1 && !/\s/.test(text.charAt(i + 1))) + span.style.whiteSpace = "normal"; + builder.pos += ch.length; + } + if (text.length) builder.measuredSomething = true; + } + + function buildTokenSplitSpaces(inner) { + function split(old) { + var out = " "; + for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0"; + out += " "; + return out; + } + return function(builder, text, style, startStyle, endStyle, title) { + return inner(builder, text.replace(/ {3,}/g, split), style, startStyle, endStyle, title); + }; + } + + function buildCollapsedSpan(builder, size, marker, ignoreWidget) { + var widget = !ignoreWidget && marker.replacedWith; + if (widget) { + if (builder.copyWidgets) widget = widget.cloneNode(true); + builder.pre.appendChild(widget); + if (builder.measure) { + if (size) { + builder.measure[builder.pos] = widget; + } else { + var elt = zeroWidthElement(builder.cm.display.measure); + if (marker.type == "bookmark" && !marker.insertLeft) + builder.measure[builder.pos] = builder.pre.appendChild(elt); + else if (builder.measure[builder.pos]) + return; + else + builder.measure[builder.pos] = builder.pre.insertBefore(elt, widget); + } + builder.measuredSomething = true; + } + } + builder.pos += size; + } + + // Outputs a number of spans to make up a line, taking highlighting + // and marked text into account. + function insertLineContent(line, builder, styles) { + var spans = line.markedSpans, allText = line.text, at = 0; + if (!spans) { + for (var i = 1; i < styles.length; i+=2) + builder.addToken(builder, allText.slice(at, at = styles[i]), interpretTokenStyle(styles[i+1], builder)); + return; + } + + var len = allText.length, pos = 0, i = 1, text = "", style; + var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed; + for (;;) { + if (nextChange == pos) { // Update current marker set + spanStyle = spanEndStyle = spanStartStyle = title = ""; + collapsed = null; nextChange = Infinity; + var foundBookmarks = []; + for (var j = 0; j < spans.length; ++j) { + var sp = spans[j], m = sp.marker; + if (sp.from <= pos && (sp.to == null || sp.to > pos)) { + if (sp.to != null && nextChange > sp.to) { nextChange = sp.to; spanEndStyle = ""; } + if (m.className) spanStyle += " " + m.className; + if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle; + if (m.endStyle && sp.to == nextChange) spanEndStyle += " " + m.endStyle; + if (m.title && !title) title = m.title; + if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0)) + collapsed = sp; + } else if (sp.from > pos && nextChange > sp.from) { + nextChange = sp.from; + } + if (m.type == "bookmark" && sp.from == pos && m.replacedWith) foundBookmarks.push(m); + } + if (collapsed && (collapsed.from || 0) == pos) { + buildCollapsedSpan(builder, (collapsed.to == null ? len : collapsed.to) - pos, + collapsed.marker, collapsed.from == null); + if (collapsed.to == null) return collapsed.marker.find(); + } + if (!collapsed && foundBookmarks.length) for (var j = 0; j < foundBookmarks.length; ++j) + buildCollapsedSpan(builder, 0, foundBookmarks[j]); + } + if (pos >= len) break; + + var upto = Math.min(len, nextChange); + while (true) { + if (text) { + var end = pos + text.length; + if (!collapsed) { + var tokenText = end > upto ? text.slice(0, upto - pos) : text; + builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle, + spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title); + } + if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;} + pos = end; + spanStartStyle = ""; + } + text = allText.slice(at, at = styles[i++]); + style = interpretTokenStyle(styles[i++], builder); + } + } + } + + // DOCUMENT DATA STRUCTURE + + function updateDoc(doc, change, markedSpans, selAfter, estimateHeight) { + function spansFor(n) {return markedSpans ? markedSpans[n] : null;} + function update(line, text, spans) { + updateLine(line, text, spans, estimateHeight); + signalLater(line, "change", line, change); + } + + var from = change.from, to = change.to, text = change.text; + var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line); + var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line; + + // First adjust the line structure + if (from.ch == 0 && to.ch == 0 && lastText == "" && + (!doc.cm || doc.cm.options.wholeLineUpdateBefore)) { + // This is a whole-line replace. Treated specially to make + // sure line objects move the way they are supposed to. + for (var i = 0, e = text.length - 1, added = []; i < e; ++i) + added.push(new Line(text[i], spansFor(i), estimateHeight)); + update(lastLine, lastLine.text, lastSpans); + if (nlines) doc.remove(from.line, nlines); + if (added.length) doc.insert(from.line, added); + } else if (firstLine == lastLine) { + if (text.length == 1) { + update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans); + } else { + for (var added = [], i = 1, e = text.length - 1; i < e; ++i) + added.push(new Line(text[i], spansFor(i), estimateHeight)); + added.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight)); + update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); + doc.insert(from.line + 1, added); + } + } else if (text.length == 1) { + update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0)); + doc.remove(from.line + 1, nlines); + } else { + update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); + update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans); + for (var i = 1, e = text.length - 1, added = []; i < e; ++i) + added.push(new Line(text[i], spansFor(i), estimateHeight)); + if (nlines > 1) doc.remove(from.line + 1, nlines - 1); + doc.insert(from.line + 1, added); + } + + signalLater(doc, "change", doc, change); + setSelection(doc, selAfter.anchor, selAfter.head, null, true); + } + + function LeafChunk(lines) { + this.lines = lines; + this.parent = null; + for (var i = 0, e = lines.length, height = 0; i < e; ++i) { + lines[i].parent = this; + height += lines[i].height; + } + this.height = height; + } + + LeafChunk.prototype = { + chunkSize: function() { return this.lines.length; }, + removeInner: function(at, n) { + for (var i = at, e = at + n; i < e; ++i) { + var line = this.lines[i]; + this.height -= line.height; + cleanUpLine(line); + signalLater(line, "delete"); + } + this.lines.splice(at, n); + }, + collapse: function(lines) { + lines.splice.apply(lines, [lines.length, 0].concat(this.lines)); + }, + insertInner: function(at, lines, height) { + this.height += height; + this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at)); + for (var i = 0, e = lines.length; i < e; ++i) lines[i].parent = this; + }, + iterN: function(at, n, op) { + for (var e = at + n; at < e; ++at) + if (op(this.lines[at])) return true; + } + }; + + function BranchChunk(children) { + this.children = children; + var size = 0, height = 0; + for (var i = 0, e = children.length; i < e; ++i) { + var ch = children[i]; + size += ch.chunkSize(); height += ch.height; + ch.parent = this; + } + this.size = size; + this.height = height; + this.parent = null; + } + + BranchChunk.prototype = { + chunkSize: function() { return this.size; }, + removeInner: function(at, n) { + this.size -= n; + for (var i = 0; i < this.children.length; ++i) { + var child = this.children[i], sz = child.chunkSize(); + if (at < sz) { + var rm = Math.min(n, sz - at), oldHeight = child.height; + child.removeInner(at, rm); + this.height -= oldHeight - child.height; + if (sz == rm) { this.children.splice(i--, 1); child.parent = null; } + if ((n -= rm) == 0) break; + at = 0; + } else at -= sz; + } + if (this.size - n < 25) { + var lines = []; + this.collapse(lines); + this.children = [new LeafChunk(lines)]; + this.children[0].parent = this; + } + }, + collapse: function(lines) { + for (var i = 0, e = this.children.length; i < e; ++i) this.children[i].collapse(lines); + }, + insertInner: function(at, lines, height) { + this.size += lines.length; + this.height += height; + for (var i = 0, e = this.children.length; i < e; ++i) { + var child = this.children[i], sz = child.chunkSize(); + if (at <= sz) { + child.insertInner(at, lines, height); + if (child.lines && child.lines.length > 50) { + while (child.lines.length > 50) { + var spilled = child.lines.splice(child.lines.length - 25, 25); + var newleaf = new LeafChunk(spilled); + child.height -= newleaf.height; + this.children.splice(i + 1, 0, newleaf); + newleaf.parent = this; + } + this.maybeSpill(); + } + break; + } + at -= sz; + } + }, + maybeSpill: function() { + if (this.children.length <= 10) return; + var me = this; + do { + var spilled = me.children.splice(me.children.length - 5, 5); + var sibling = new BranchChunk(spilled); + if (!me.parent) { // Become the parent node + var copy = new BranchChunk(me.children); + copy.parent = me; + me.children = [copy, sibling]; + me = copy; + } else { + me.size -= sibling.size; + me.height -= sibling.height; + var myIndex = indexOf(me.parent.children, me); + me.parent.children.splice(myIndex + 1, 0, sibling); + } + sibling.parent = me.parent; + } while (me.children.length > 10); + me.parent.maybeSpill(); + }, + iterN: function(at, n, op) { + for (var i = 0, e = this.children.length; i < e; ++i) { + var child = this.children[i], sz = child.chunkSize(); + if (at < sz) { + var used = Math.min(n, sz - at); + if (child.iterN(at, used, op)) return true; + if ((n -= used) == 0) break; + at = 0; + } else at -= sz; + } + } + }; + + var nextDocId = 0; + var Doc = CodeMirror.Doc = function(text, mode, firstLine) { + if (!(this instanceof Doc)) return new Doc(text, mode, firstLine); + if (firstLine == null) firstLine = 0; + + BranchChunk.call(this, [new LeafChunk([new Line("", null)])]); + this.first = firstLine; + this.scrollTop = this.scrollLeft = 0; + this.cantEdit = false; + this.history = makeHistory(); + this.cleanGeneration = 1; + this.frontier = firstLine; + var start = Pos(firstLine, 0); + this.sel = {from: start, to: start, head: start, anchor: start, shift: false, extend: false, goalColumn: null}; + this.id = ++nextDocId; + this.modeOption = mode; + + if (typeof text == "string") text = splitLines(text); + updateDoc(this, {from: start, to: start, text: text}, null, {head: start, anchor: start}); + }; + + Doc.prototype = createObj(BranchChunk.prototype, { + constructor: Doc, + iter: function(from, to, op) { + if (op) this.iterN(from - this.first, to - from, op); + else this.iterN(this.first, this.first + this.size, from); + }, + + insert: function(at, lines) { + var height = 0; + for (var i = 0, e = lines.length; i < e; ++i) height += lines[i].height; + this.insertInner(at - this.first, lines, height); + }, + remove: function(at, n) { this.removeInner(at - this.first, n); }, + + getValue: function(lineSep) { + var lines = getLines(this, this.first, this.first + this.size); + if (lineSep === false) return lines; + return lines.join(lineSep || "\n"); + }, + setValue: function(code) { + var top = Pos(this.first, 0), last = this.first + this.size - 1; + makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length), + text: splitLines(code), origin: "setValue"}, + {head: top, anchor: top}, true); + }, + replaceRange: function(code, from, to, origin) { + from = clipPos(this, from); + to = to ? clipPos(this, to) : from; + replaceRange(this, code, from, to, origin); + }, + getRange: function(from, to, lineSep) { + var lines = getBetween(this, clipPos(this, from), clipPos(this, to)); + if (lineSep === false) return lines; + return lines.join(lineSep || "\n"); + }, + + getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;}, + setLine: function(line, text) { + if (isLine(this, line)) + replaceRange(this, text, Pos(line, 0), clipPos(this, Pos(line))); + }, + removeLine: function(line) { + if (line) replaceRange(this, "", clipPos(this, Pos(line - 1)), clipPos(this, Pos(line))); + else replaceRange(this, "", Pos(0, 0), clipPos(this, Pos(1, 0))); + }, + + getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);}, + getLineNumber: function(line) {return lineNo(line);}, + + getLineHandleVisualStart: function(line) { + if (typeof line == "number") line = getLine(this, line); + return visualLine(this, line); + }, + + lineCount: function() {return this.size;}, + firstLine: function() {return this.first;}, + lastLine: function() {return this.first + this.size - 1;}, + + clipPos: function(pos) {return clipPos(this, pos);}, + + getCursor: function(start) { + var sel = this.sel, pos; + if (start == null || start == "head") pos = sel.head; + else if (start == "anchor") pos = sel.anchor; + else if (start == "end" || start === false) pos = sel.to; + else pos = sel.from; + return copyPos(pos); + }, + somethingSelected: function() {return !posEq(this.sel.head, this.sel.anchor);}, + + setCursor: docOperation(function(line, ch, extend) { + var pos = clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line); + if (extend) extendSelection(this, pos); + else setSelection(this, pos, pos); + }), + setSelection: docOperation(function(anchor, head, bias) { + setSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), bias); + }), + extendSelection: docOperation(function(from, to, bias) { + extendSelection(this, clipPos(this, from), to && clipPos(this, to), bias); + }), + + getSelection: function(lineSep) {return this.getRange(this.sel.from, this.sel.to, lineSep);}, + replaceSelection: function(code, collapse, origin) { + makeChange(this, {from: this.sel.from, to: this.sel.to, text: splitLines(code), origin: origin}, collapse || "around"); + }, + undo: docOperation(function() {makeChangeFromHistory(this, "undo");}), + redo: docOperation(function() {makeChangeFromHistory(this, "redo");}), + + setExtending: function(val) {this.sel.extend = val;}, + + historySize: function() { + var hist = this.history; + return {undo: hist.done.length, redo: hist.undone.length}; + }, + clearHistory: function() {this.history = makeHistory(this.history.maxGeneration);}, + + markClean: function() { + this.cleanGeneration = this.changeGeneration(true); + }, + changeGeneration: function(forceSplit) { + if (forceSplit) + this.history.lastOp = this.history.lastOrigin = null; + return this.history.generation; + }, + isClean: function (gen) { + return this.history.generation == (gen || this.cleanGeneration); + }, + + getHistory: function() { + return {done: copyHistoryArray(this.history.done), + undone: copyHistoryArray(this.history.undone)}; + }, + setHistory: function(histData) { + var hist = this.history = makeHistory(this.history.maxGeneration); + hist.done = histData.done.slice(0); + hist.undone = histData.undone.slice(0); + }, + + markText: function(from, to, options) { + return markText(this, clipPos(this, from), clipPos(this, to), options, "range"); + }, + setBookmark: function(pos, options) { + var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options), + insertLeft: options && options.insertLeft, + clearWhenEmpty: false}; + pos = clipPos(this, pos); + return markText(this, pos, pos, realOpts, "bookmark"); + }, + findMarksAt: function(pos) { + pos = clipPos(this, pos); + var markers = [], spans = getLine(this, pos.line).markedSpans; + if (spans) for (var i = 0; i < spans.length; ++i) { + var span = spans[i]; + if ((span.from == null || span.from <= pos.ch) && + (span.to == null || span.to >= pos.ch)) + markers.push(span.marker.parent || span.marker); + } + return markers; + }, + getAllMarks: function() { + var markers = []; + this.iter(function(line) { + var sps = line.markedSpans; + if (sps) for (var i = 0; i < sps.length; ++i) + if (sps[i].from != null) markers.push(sps[i].marker); + }); + return markers; + }, + + posFromIndex: function(off) { + var ch, lineNo = this.first; + this.iter(function(line) { + var sz = line.text.length + 1; + if (sz > off) { ch = off; return true; } + off -= sz; + ++lineNo; + }); + return clipPos(this, Pos(lineNo, ch)); + }, + indexFromPos: function (coords) { + coords = clipPos(this, coords); + var index = coords.ch; + if (coords.line < this.first || coords.ch < 0) return 0; + this.iter(this.first, coords.line, function (line) { + index += line.text.length + 1; + }); + return index; + }, + + copy: function(copyHistory) { + var doc = new Doc(getLines(this, this.first, this.first + this.size), this.modeOption, this.first); + doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft; + doc.sel = {from: this.sel.from, to: this.sel.to, head: this.sel.head, anchor: this.sel.anchor, + shift: this.sel.shift, extend: false, goalColumn: this.sel.goalColumn}; + if (copyHistory) { + doc.history.undoDepth = this.history.undoDepth; + doc.setHistory(this.getHistory()); + } + return doc; + }, + + linkedDoc: function(options) { + if (!options) options = {}; + var from = this.first, to = this.first + this.size; + if (options.from != null && options.from > from) from = options.from; + if (options.to != null && options.to < to) to = options.to; + var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from); + if (options.sharedHist) copy.history = this.history; + (this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist}); + copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}]; + return copy; + }, + unlinkDoc: function(other) { + if (other instanceof CodeMirror) other = other.doc; + if (this.linked) for (var i = 0; i < this.linked.length; ++i) { + var link = this.linked[i]; + if (link.doc != other) continue; + this.linked.splice(i, 1); + other.unlinkDoc(this); + break; + } + // If the histories were shared, split them again + if (other.history == this.history) { + var splitIds = [other.id]; + linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true); + other.history = makeHistory(); + other.history.done = copyHistoryArray(this.history.done, splitIds); + other.history.undone = copyHistoryArray(this.history.undone, splitIds); + } + }, + iterLinkedDocs: function(f) {linkedDocs(this, f);}, + + getMode: function() {return this.mode;}, + getEditor: function() {return this.cm;} + }); + + Doc.prototype.eachLine = Doc.prototype.iter; + + // The Doc methods that should be available on CodeMirror instances + var dontDelegate = "iter insert remove copy getEditor".split(" "); + for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0) + CodeMirror.prototype[prop] = (function(method) { + return function() {return method.apply(this.doc, arguments);}; + })(Doc.prototype[prop]); + + eventMixin(Doc); + + function linkedDocs(doc, f, sharedHistOnly) { + function propagate(doc, skip, sharedHist) { + if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) { + var rel = doc.linked[i]; + if (rel.doc == skip) continue; + var shared = sharedHist && rel.sharedHist; + if (sharedHistOnly && !shared) continue; + f(rel.doc, shared); + propagate(rel.doc, doc, shared); + } + } + propagate(doc, null, true); + } + + function attachDoc(cm, doc) { + if (doc.cm) throw new Error("This document is already in use."); + cm.doc = doc; + doc.cm = cm; + estimateLineHeights(cm); + loadMode(cm); + if (!cm.options.lineWrapping) computeMaxLength(cm); + cm.options.mode = doc.modeOption; + regChange(cm); + } + + // LINE UTILITIES + + function getLine(chunk, n) { + n -= chunk.first; + while (!chunk.lines) { + for (var i = 0;; ++i) { + var child = chunk.children[i], sz = child.chunkSize(); + if (n < sz) { chunk = child; break; } + n -= sz; + } + } + return chunk.lines[n]; + } + + function getBetween(doc, start, end) { + var out = [], n = start.line; + doc.iter(start.line, end.line + 1, function(line) { + var text = line.text; + if (n == end.line) text = text.slice(0, end.ch); + if (n == start.line) text = text.slice(start.ch); + out.push(text); + ++n; + }); + return out; + } + function getLines(doc, from, to) { + var out = []; + doc.iter(from, to, function(line) { out.push(line.text); }); + return out; + } + + function updateLineHeight(line, height) { + var diff = height - line.height; + for (var n = line; n; n = n.parent) n.height += diff; + } + + function lineNo(line) { + if (line.parent == null) return null; + var cur = line.parent, no = indexOf(cur.lines, line); + for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) { + for (var i = 0;; ++i) { + if (chunk.children[i] == cur) break; + no += chunk.children[i].chunkSize(); + } + } + return no + cur.first; + } + + function lineAtHeight(chunk, h) { + var n = chunk.first; + outer: do { + for (var i = 0, e = chunk.children.length; i < e; ++i) { + var child = chunk.children[i], ch = child.height; + if (h < ch) { chunk = child; continue outer; } + h -= ch; + n += child.chunkSize(); + } + return n; + } while (!chunk.lines); + for (var i = 0, e = chunk.lines.length; i < e; ++i) { + var line = chunk.lines[i], lh = line.height; + if (h < lh) break; + h -= lh; + } + return n + i; + } + + function heightAtLine(cm, lineObj) { + lineObj = visualLine(cm.doc, lineObj); + + var h = 0, chunk = lineObj.parent; + for (var i = 0; i < chunk.lines.length; ++i) { + var line = chunk.lines[i]; + if (line == lineObj) break; + else h += line.height; + } + for (var p = chunk.parent; p; chunk = p, p = chunk.parent) { + for (var i = 0; i < p.children.length; ++i) { + var cur = p.children[i]; + if (cur == chunk) break; + else h += cur.height; + } + } + return h; + } + + function getOrder(line) { + var order = line.order; + if (order == null) order = line.order = bidiOrdering(line.text); + return order; + } + + // HISTORY + + function makeHistory(startGen) { + return { + // Arrays of history events. Doing something adds an event to + // done and clears undo. Undoing moves events from done to + // undone, redoing moves them in the other direction. + done: [], undone: [], undoDepth: Infinity, + // Used to track when changes can be merged into a single undo + // event + lastTime: 0, lastOp: null, lastOrigin: null, + // Used by the isClean() method + generation: startGen || 1, maxGeneration: startGen || 1 + }; + } + + function attachLocalSpans(doc, change, from, to) { + var existing = change["spans_" + doc.id], n = 0; + doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) { + if (line.markedSpans) + (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; + ++n; + }); + } + + function historyChangeFromChange(doc, change) { + var from = { line: change.from.line, ch: change.from.ch }; + var histChange = {from: from, to: changeEnd(change), text: getBetween(doc, change.from, change.to)}; + attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); + linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true); + return histChange; + } + + function addToHistory(doc, change, selAfter, opId) { + var hist = doc.history; + hist.undone.length = 0; + var time = +new Date, cur = lst(hist.done); + + if (cur && + (hist.lastOp == opId || + hist.lastOrigin == change.origin && change.origin && + ((change.origin.charAt(0) == "+" && doc.cm && hist.lastTime > time - doc.cm.options.historyEventDelay) || + change.origin.charAt(0) == "*"))) { + // Merge this change into the last event + var last = lst(cur.changes); + if (posEq(change.from, change.to) && posEq(change.from, last.to)) { + // Optimized case for simple insertion -- don't want to add + // new changesets for every character typed + last.to = changeEnd(change); + } else { + // Add new sub-event + cur.changes.push(historyChangeFromChange(doc, change)); + } + cur.anchorAfter = selAfter.anchor; cur.headAfter = selAfter.head; + } else { + // Can not be merged, start a new event. + cur = {changes: [historyChangeFromChange(doc, change)], + generation: hist.generation, + anchorBefore: doc.sel.anchor, headBefore: doc.sel.head, + anchorAfter: selAfter.anchor, headAfter: selAfter.head}; + hist.done.push(cur); + while (hist.done.length > hist.undoDepth) + hist.done.shift(); + } + hist.generation = ++hist.maxGeneration; + hist.lastTime = time; + hist.lastOp = opId; + hist.lastOrigin = change.origin; + } + + function removeClearedSpans(spans) { + if (!spans) return null; + for (var i = 0, out; i < spans.length; ++i) { + if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); } + else if (out) out.push(spans[i]); + } + return !out ? spans : out.length ? out : null; + } + + function getOldSpans(doc, change) { + var found = change["spans_" + doc.id]; + if (!found) return null; + for (var i = 0, nw = []; i < change.text.length; ++i) + nw.push(removeClearedSpans(found[i])); + return nw; + } + + // Used both to provide a JSON-safe object in .getHistory, and, when + // detaching a document, to split the history in two + function copyHistoryArray(events, newGroup) { + for (var i = 0, copy = []; i < events.length; ++i) { + var event = events[i], changes = event.changes, newChanges = []; + copy.push({changes: newChanges, anchorBefore: event.anchorBefore, headBefore: event.headBefore, + anchorAfter: event.anchorAfter, headAfter: event.headAfter}); + for (var j = 0; j < changes.length; ++j) { + var change = changes[j], m; + newChanges.push({from: change.from, to: change.to, text: change.text}); + if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) { + if (indexOf(newGroup, Number(m[1])) > -1) { + lst(newChanges)[prop] = change[prop]; + delete change[prop]; + } + } + } + } + return copy; + } + + // Rebasing/resetting history to deal with externally-sourced changes + + function rebaseHistSel(pos, from, to, diff) { + if (to < pos.line) { + pos.line += diff; + } else if (from < pos.line) { + pos.line = from; + pos.ch = 0; + } + } + + // Tries to rebase an array of history events given a change in the + // document. If the change touches the same lines as the event, the + // event, and everything 'behind' it, is discarded. If the change is + // before the event, the event's positions are updated. Uses a + // copy-on-write scheme for the positions, to avoid having to + // reallocate them all on every rebase, but also avoid problems with + // shared position objects being unsafely updated. + function rebaseHistArray(array, from, to, diff) { + for (var i = 0; i < array.length; ++i) { + var sub = array[i], ok = true; + for (var j = 0; j < sub.changes.length; ++j) { + var cur = sub.changes[j]; + if (!sub.copied) { cur.from = copyPos(cur.from); cur.to = copyPos(cur.to); } + if (to < cur.from.line) { + cur.from.line += diff; + cur.to.line += diff; + } else if (from <= cur.to.line) { + ok = false; + break; + } + } + if (!sub.copied) { + sub.anchorBefore = copyPos(sub.anchorBefore); sub.headBefore = copyPos(sub.headBefore); + sub.anchorAfter = copyPos(sub.anchorAfter); sub.readAfter = copyPos(sub.headAfter); + sub.copied = true; + } + if (!ok) { + array.splice(0, i + 1); + i = 0; + } else { + rebaseHistSel(sub.anchorBefore); rebaseHistSel(sub.headBefore); + rebaseHistSel(sub.anchorAfter); rebaseHistSel(sub.headAfter); + } + } + } + + function rebaseHist(hist, change) { + var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1; + rebaseHistArray(hist.done, from, to, diff); + rebaseHistArray(hist.undone, from, to, diff); + } + + // EVENT OPERATORS + + function stopMethod() {e_stop(this);} + // Ensure an event has a stop method. + function addStop(event) { + if (!event.stop) event.stop = stopMethod; + return event; + } + + function e_preventDefault(e) { + if (e.preventDefault) e.preventDefault(); + else e.returnValue = false; + } + function e_stopPropagation(e) { + if (e.stopPropagation) e.stopPropagation(); + else e.cancelBubble = true; + } + function e_defaultPrevented(e) { + return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false; + } + function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);} + CodeMirror.e_stop = e_stop; + CodeMirror.e_preventDefault = e_preventDefault; + CodeMirror.e_stopPropagation = e_stopPropagation; + + function e_target(e) {return e.target || e.srcElement;} + function e_button(e) { + var b = e.which; + if (b == null) { + if (e.button & 1) b = 1; + else if (e.button & 2) b = 3; + else if (e.button & 4) b = 2; + } + if (mac && e.ctrlKey && b == 1) b = 3; + return b; + } + + // EVENT HANDLING + + function on(emitter, type, f) { + if (emitter.addEventListener) + emitter.addEventListener(type, f, false); + else if (emitter.attachEvent) + emitter.attachEvent("on" + type, f); + else { + var map = emitter._handlers || (emitter._handlers = {}); + var arr = map[type] || (map[type] = []); + arr.push(f); + } + } + + function off(emitter, type, f) { + if (emitter.removeEventListener) + emitter.removeEventListener(type, f, false); + else if (emitter.detachEvent) + emitter.detachEvent("on" + type, f); + else { + var arr = emitter._handlers && emitter._handlers[type]; + if (!arr) return; + for (var i = 0; i < arr.length; ++i) + if (arr[i] == f) { arr.splice(i, 1); break; } + } + } + + function signal(emitter, type /*, values...*/) { + var arr = emitter._handlers && emitter._handlers[type]; + if (!arr) return; + var args = Array.prototype.slice.call(arguments, 2); + for (var i = 0; i < arr.length; ++i) arr[i].apply(null, args); + } + + var delayedCallbacks, delayedCallbackDepth = 0; + function signalLater(emitter, type /*, values...*/) { + var arr = emitter._handlers && emitter._handlers[type]; + if (!arr) return; + var args = Array.prototype.slice.call(arguments, 2); + if (!delayedCallbacks) { + ++delayedCallbackDepth; + delayedCallbacks = []; + setTimeout(fireDelayed, 0); + } + function bnd(f) {return function(){f.apply(null, args);};}; + for (var i = 0; i < arr.length; ++i) + delayedCallbacks.push(bnd(arr[i])); + } + + function signalDOMEvent(cm, e, override) { + signal(cm, override || e.type, cm, e); + return e_defaultPrevented(e) || e.codemirrorIgnore; + } + + function fireDelayed() { + --delayedCallbackDepth; + var delayed = delayedCallbacks; + delayedCallbacks = null; + for (var i = 0; i < delayed.length; ++i) delayed[i](); + } + + function hasHandler(emitter, type) { + var arr = emitter._handlers && emitter._handlers[type]; + return arr && arr.length > 0; + } + + CodeMirror.on = on; CodeMirror.off = off; CodeMirror.signal = signal; + + function eventMixin(ctor) { + ctor.prototype.on = function(type, f) {on(this, type, f);}; + ctor.prototype.off = function(type, f) {off(this, type, f);}; + } + + // MISC UTILITIES + + // Number of pixels added to scroller and sizer to hide scrollbar + var scrollerCutOff = 30; + + // Returned or thrown by various protocols to signal 'I'm not + // handling this'. + var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}}; + + function Delayed() {this.id = null;} + Delayed.prototype = {set: function(ms, f) {clearTimeout(this.id); this.id = setTimeout(f, ms);}}; + + // Counts the column offset in a string, taking tabs into account. + // Used mostly to find indentation. + function countColumn(string, end, tabSize, startIndex, startValue) { + if (end == null) { + end = string.search(/[^\s\u00a0]/); + if (end == -1) end = string.length; + } + for (var i = startIndex || 0, n = startValue || 0; i < end; ++i) { + if (string.charAt(i) == "\t") n += tabSize - (n % tabSize); + else ++n; + } + return n; + } + CodeMirror.countColumn = countColumn; + + var spaceStrs = [""]; + function spaceStr(n) { + while (spaceStrs.length <= n) + spaceStrs.push(lst(spaceStrs) + " "); + return spaceStrs[n]; + } + + function lst(arr) { return arr[arr.length-1]; } + + function selectInput(node) { + if (ios) { // Mobile Safari apparently has a bug where select() is broken. + node.selectionStart = 0; + node.selectionEnd = node.value.length; + } else { + // Suppress mysterious IE10 errors + try { node.select(); } + catch(_e) {} + } + } + + function indexOf(collection, elt) { + if (collection.indexOf) return collection.indexOf(elt); + for (var i = 0, e = collection.length; i < e; ++i) + if (collection[i] == elt) return i; + return -1; + } + + function createObj(base, props) { + function Obj() {} + Obj.prototype = base; + var inst = new Obj(); + if (props) copyObj(props, inst); + return inst; + } + + function copyObj(obj, target) { + if (!target) target = {}; + for (var prop in obj) if (obj.hasOwnProperty(prop)) target[prop] = obj[prop]; + return target; + } + + function emptyArray(size) { + for (var a = [], i = 0; i < size; ++i) a.push(undefined); + return a; + } + + function bind(f) { + var args = Array.prototype.slice.call(arguments, 1); + return function(){return f.apply(null, args);}; + } + + var nonASCIISingleCaseWordChar = /[\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/; + function isWordChar(ch) { + return /\w/.test(ch) || ch > "\x80" && + (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch)); + } + + function isEmpty(obj) { + for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false; + return true; + } + + var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/; + function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch); } + + // DOM UTILITIES + + function elt(tag, content, className, style) { + var e = document.createElement(tag); + if (className) e.className = className; + if (style) e.style.cssText = style; + if (typeof content == "string") setTextContent(e, content); + else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]); + return e; + } + + function removeChildren(e) { + for (var count = e.childNodes.length; count > 0; --count) + e.removeChild(e.firstChild); + return e; + } + + function removeChildrenAndAdd(parent, e) { + return removeChildren(parent).appendChild(e); + } + + function setTextContent(e, str) { + if (ie_lt9) { + e.innerHTML = ""; + e.appendChild(document.createTextNode(str)); + } else e.textContent = str; + } + + function getRect(node) { + return node.getBoundingClientRect(); + } + CodeMirror.replaceGetRect = function(f) { getRect = f; }; + + // FEATURE DETECTION + + // Detect drag-and-drop + var dragAndDrop = function() { + // There is *some* kind of drag-and-drop support in IE6-8, but I + // couldn't get it to work yet. + if (ie_lt9) return false; + var div = elt('div'); + return "draggable" in div || "dragDrop" in div; + }(); + + // For a reason I have yet to figure out, some browsers disallow + // word wrapping between certain characters *only* if a new inline + // element is started between them. This makes it hard to reliably + // measure the position of things, since that requires inserting an + // extra span. This terribly fragile set of tests matches the + // character combinations that suffer from this phenomenon on the + // various browsers. + function spanAffectsWrapping() { return false; } + if (gecko) // Only for "$'" + spanAffectsWrapping = function(str, i) { + return str.charCodeAt(i - 1) == 36 && str.charCodeAt(i) == 39; + }; + else if (safari && !/Version\/([6-9]|\d\d)\b/.test(navigator.userAgent)) + spanAffectsWrapping = function(str, i) { + return /\-[^ \-?]|\?[^ !\'\"\),.\-\/:;\?\]\}]/.test(str.slice(i - 1, i + 1)); + }; + else if (webkit && /Chrome\/(?:29|[3-9]\d|\d\d\d)\./.test(navigator.userAgent)) + spanAffectsWrapping = function(str, i) { + var code = str.charCodeAt(i - 1); + return code >= 8208 && code <= 8212; + }; + else if (webkit) + spanAffectsWrapping = function(str, i) { + if (i > 1 && str.charCodeAt(i - 1) == 45) { + if (/\w/.test(str.charAt(i - 2)) && /[^\-?\.]/.test(str.charAt(i))) return true; + if (i > 2 && /[\d\.,]/.test(str.charAt(i - 2)) && /[\d\.,]/.test(str.charAt(i))) return false; + } + return /[~!#%&*)=+}\]\\|\"\.>,:;][({[<]|-[^\-?\.\u2010-\u201f\u2026]|\?[\w~`@#$%\^&*(_=+{[|><]|\u2026[\w~`@#$%\^&*(_=+{[><]/.test(str.slice(i - 1, i + 1)); + }; + + var knownScrollbarWidth; + function scrollbarWidth(measure) { + if (knownScrollbarWidth != null) return knownScrollbarWidth; + var test = elt("div", null, null, "width: 50px; height: 50px; overflow-x: scroll"); + removeChildrenAndAdd(measure, test); + if (test.offsetWidth) + knownScrollbarWidth = test.offsetHeight - test.clientHeight; + return knownScrollbarWidth || 0; + } + + var zwspSupported; + function zeroWidthElement(measure) { + if (zwspSupported == null) { + var test = elt("span", "\u200b"); + removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")])); + if (measure.firstChild.offsetHeight != 0) + zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !ie_lt8; + } + if (zwspSupported) return elt("span", "\u200b"); + else return elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px"); + } + + // See if "".split is the broken IE version, if so, provide an + // alternative way to split lines. + var splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) { + var pos = 0, result = [], l = string.length; + while (pos <= l) { + var nl = string.indexOf("\n", pos); + if (nl == -1) nl = string.length; + var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl); + var rt = line.indexOf("\r"); + if (rt != -1) { + result.push(line.slice(0, rt)); + pos += rt + 1; + } else { + result.push(line); + pos = nl + 1; + } + } + return result; + } : function(string){return string.split(/\r\n?|\n/);}; + CodeMirror.splitLines = splitLines; + + var hasSelection = window.getSelection ? function(te) { + try { return te.selectionStart != te.selectionEnd; } + catch(e) { return false; } + } : function(te) { + try {var range = te.ownerDocument.selection.createRange();} + catch(e) {} + if (!range || range.parentElement() != te) return false; + return range.compareEndPoints("StartToEnd", range) != 0; + }; + + var hasCopyEvent = (function() { + var e = elt("div"); + if ("oncopy" in e) return true; + e.setAttribute("oncopy", "return;"); + return typeof e.oncopy == 'function'; + })(); + + // KEY NAMING + + var keyNames = {3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt", + 19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End", + 36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert", + 46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod", 107: "=", 109: "-", 127: "Delete", + 173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\", + 221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete", + 63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"}; + CodeMirror.keyNames = keyNames; + (function() { + // Number keys + for (var i = 0; i < 10; i++) keyNames[i + 48] = keyNames[i + 96] = String(i); + // Alphabetic keys + for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i); + // Function keys + for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i; + })(); + + // BIDI HELPERS + + function iterateBidiSections(order, from, to, f) { + if (!order) return f(from, to, "ltr"); + var found = false; + for (var i = 0; i < order.length; ++i) { + var part = order[i]; + if (part.from < to && part.to > from || from == to && part.to == from) { + f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr"); + found = true; + } + } + if (!found) f(from, to, "ltr"); + } + + function bidiLeft(part) { return part.level % 2 ? part.to : part.from; } + function bidiRight(part) { return part.level % 2 ? part.from : part.to; } + + function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; } + function lineRight(line) { + var order = getOrder(line); + if (!order) return line.text.length; + return bidiRight(lst(order)); + } + + function lineStart(cm, lineN) { + var line = getLine(cm.doc, lineN); + var visual = visualLine(cm.doc, line); + if (visual != line) lineN = lineNo(visual); + var order = getOrder(visual); + var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual); + return Pos(lineN, ch); + } + function lineEnd(cm, lineN) { + var merged, line; + while (merged = collapsedSpanAtEnd(line = getLine(cm.doc, lineN))) + lineN = merged.find().to.line; + var order = getOrder(line); + var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line); + return Pos(lineN, ch); + } + + function compareBidiLevel(order, a, b) { + var linedir = order[0].level; + if (a == linedir) return true; + if (b == linedir) return false; + return a < b; + } + var bidiOther; + function getBidiPartAt(order, pos) { + bidiOther = null; + for (var i = 0, found; i < order.length; ++i) { + var cur = order[i]; + if (cur.from < pos && cur.to > pos) return i; + if ((cur.from == pos || cur.to == pos)) { + if (found == null) { + found = i; + } else if (compareBidiLevel(order, cur.level, order[found].level)) { + if (cur.from != cur.to) bidiOther = found; + return i; + } else { + if (cur.from != cur.to) bidiOther = i; + return found; + } + } + } + return found; + } + + function moveInLine(line, pos, dir, byUnit) { + if (!byUnit) return pos + dir; + do pos += dir; + while (pos > 0 && isExtendingChar(line.text.charAt(pos))); + return pos; + } + + // This is somewhat involved. It is needed in order to move + // 'visually' through bi-directional text -- i.e., pressing left + // should make the cursor go left, even when in RTL text. The + // tricky part is the 'jumps', where RTL and LTR text touch each + // other. This often requires the cursor offset to move more than + // one unit, in order to visually move one unit. + function moveVisually(line, start, dir, byUnit) { + var bidi = getOrder(line); + if (!bidi) return moveLogically(line, start, dir, byUnit); + var pos = getBidiPartAt(bidi, start), part = bidi[pos]; + var target = moveInLine(line, start, part.level % 2 ? -dir : dir, byUnit); + + for (;;) { + if (target > part.from && target < part.to) return target; + if (target == part.from || target == part.to) { + if (getBidiPartAt(bidi, target) == pos) return target; + part = bidi[pos += dir]; + return (dir > 0) == part.level % 2 ? part.to : part.from; + } else { + part = bidi[pos += dir]; + if (!part) return null; + if ((dir > 0) == part.level % 2) + target = moveInLine(line, part.to, -1, byUnit); + else + target = moveInLine(line, part.from, 1, byUnit); + } + } + } + + function moveLogically(line, start, dir, byUnit) { + var target = start + dir; + if (byUnit) while (target > 0 && isExtendingChar(line.text.charAt(target))) target += dir; + return target < 0 || target > line.text.length ? null : target; + } + + // Bidirectional ordering algorithm + // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm + // that this (partially) implements. + + // One-char codes used for character types: + // L (L): Left-to-Right + // R (R): Right-to-Left + // r (AL): Right-to-Left Arabic + // 1 (EN): European Number + // + (ES): European Number Separator + // % (ET): European Number Terminator + // n (AN): Arabic Number + // , (CS): Common Number Separator + // m (NSM): Non-Spacing Mark + // b (BN): Boundary Neutral + // s (B): Paragraph Separator + // t (S): Segment Separator + // w (WS): Whitespace + // N (ON): Other Neutrals + + // Returns null if characters are ordered as they appear + // (left-to-right), or an array of sections ({from, to, level} + // objects) in the order in which they occur visually. + var bidiOrdering = (function() { + // Character types for codepoints 0 to 0xff + var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLL"; + // Character types for codepoints 0x600 to 0x6ff + var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmmrrrrrrrrrrrrrrrrrr"; + function charType(code) { + if (code <= 0xff) return lowTypes.charAt(code); + else if (0x590 <= code && code <= 0x5f4) return "R"; + else if (0x600 <= code && code <= 0x6ff) return arabicTypes.charAt(code - 0x600); + else if (0x700 <= code && code <= 0x8ac) return "r"; + else return "L"; + } + + var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/; + var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/; + // Browsers seem to always treat the boundaries of block elements as being L. + var outerType = "L"; + + return function(str) { + if (!bidiRE.test(str)) return false; + var len = str.length, types = []; + for (var i = 0, type; i < len; ++i) + types.push(type = charType(str.charCodeAt(i))); + + // W1. Examine each non-spacing mark (NSM) in the level run, and + // change the type of the NSM to the type of the previous + // character. If the NSM is at the start of the level run, it will + // get the type of sor. + for (var i = 0, prev = outerType; i < len; ++i) { + var type = types[i]; + if (type == "m") types[i] = prev; + else prev = type; + } + + // W2. Search backwards from each instance of a European number + // until the first strong type (R, L, AL, or sor) is found. If an + // AL is found, change the type of the European number to Arabic + // number. + // W3. Change all ALs to R. + for (var i = 0, cur = outerType; i < len; ++i) { + var type = types[i]; + if (type == "1" && cur == "r") types[i] = "n"; + else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; } + } + + // W4. A single European separator between two European numbers + // changes to a European number. A single common separator between + // two numbers of the same type changes to that type. + for (var i = 1, prev = types[0]; i < len - 1; ++i) { + var type = types[i]; + if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1"; + else if (type == "," && prev == types[i+1] && + (prev == "1" || prev == "n")) types[i] = prev; + prev = type; + } + + // W5. A sequence of European terminators adjacent to European + // numbers changes to all European numbers. + // W6. Otherwise, separators and terminators change to Other + // Neutral. + for (var i = 0; i < len; ++i) { + var type = types[i]; + if (type == ",") types[i] = "N"; + else if (type == "%") { + for (var end = i + 1; end < len && types[end] == "%"; ++end) {} + var replace = (i && types[i-1] == "!") || (end < len && types[end] == "1") ? "1" : "N"; + for (var j = i; j < end; ++j) types[j] = replace; + i = end - 1; + } + } + + // W7. Search backwards from each instance of a European number + // until the first strong type (R, L, or sor) is found. If an L is + // found, then change the type of the European number to L. + for (var i = 0, cur = outerType; i < len; ++i) { + var type = types[i]; + if (cur == "L" && type == "1") types[i] = "L"; + else if (isStrong.test(type)) cur = type; + } + + // N1. A sequence of neutrals takes the direction of the + // surrounding strong text if the text on both sides has the same + // direction. European and Arabic numbers act as if they were R in + // terms of their influence on neutrals. Start-of-level-run (sor) + // and end-of-level-run (eor) are used at level run boundaries. + // N2. Any remaining neutrals take the embedding direction. + for (var i = 0; i < len; ++i) { + if (isNeutral.test(types[i])) { + for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {} + var before = (i ? types[i-1] : outerType) == "L"; + var after = (end < len ? types[end] : outerType) == "L"; + var replace = before || after ? "L" : "R"; + for (var j = i; j < end; ++j) types[j] = replace; + i = end - 1; + } + } + + // Here we depart from the documented algorithm, in order to avoid + // building up an actual levels array. Since there are only three + // levels (0, 1, 2) in an implementation that doesn't take + // explicit embedding into account, we can build up the order on + // the fly, without following the level-based algorithm. + var order = [], m; + for (var i = 0; i < len;) { + if (countsAsLeft.test(types[i])) { + var start = i; + for (++i; i < len && countsAsLeft.test(types[i]); ++i) {} + order.push({from: start, to: i, level: 0}); + } else { + var pos = i, at = order.length; + for (++i; i < len && types[i] != "L"; ++i) {} + for (var j = pos; j < i;) { + if (countsAsNum.test(types[j])) { + if (pos < j) order.splice(at, 0, {from: pos, to: j, level: 1}); + var nstart = j; + for (++j; j < i && countsAsNum.test(types[j]); ++j) {} + order.splice(at, 0, {from: nstart, to: j, level: 2}); + pos = j; + } else ++j; + } + if (pos < i) order.splice(at, 0, {from: pos, to: i, level: 1}); + } + } + if (order[0].level == 1 && (m = str.match(/^\s+/))) { + order[0].from = m[0].length; + order.unshift({from: 0, to: m[0].length, level: 0}); + } + if (lst(order).level == 1 && (m = str.match(/\s+$/))) { + lst(order).to -= m[0].length; + order.push({from: len - m[0].length, to: len, level: 0}); + } + if (order[0].level != lst(order).level) + order.push({from: len, to: len, level: order[0].level}); + + return order; + }; + })(); + + // THE END + + CodeMirror.version = "3.21.0"; + + return CodeMirror; +})(); diff --git a/fhem/www/codemirror/css.js b/fhem/www/codemirror/css.js new file mode 100644 index 000000000..6cc4b71b0 --- /dev/null +++ b/fhem/www/codemirror/css.js @@ -0,0 +1,693 @@ +CodeMirror.defineMode("css", function(config, parserConfig) { + "use strict"; + + if (!parserConfig.propertyKeywords) parserConfig = CodeMirror.resolveMode("text/css"); + + var indentUnit = config.indentUnit, + tokenHooks = parserConfig.tokenHooks, + mediaTypes = parserConfig.mediaTypes || {}, + mediaFeatures = parserConfig.mediaFeatures || {}, + propertyKeywords = parserConfig.propertyKeywords || {}, + colorKeywords = parserConfig.colorKeywords || {}, + valueKeywords = parserConfig.valueKeywords || {}, + fontProperties = parserConfig.fontProperties || {}, + allowNested = parserConfig.allowNested; + + var type, override; + function ret(style, tp) { type = tp; return style; } + + // Tokenizers + + function tokenBase(stream, state) { + var ch = stream.next(); + if (tokenHooks[ch]) { + var result = tokenHooks[ch](stream, state); + if (result !== false) return result; + } + if (ch == "@") { + stream.eatWhile(/[\w\\\-]/); + return ret("def", stream.current()); + } else if (ch == "=" || (ch == "~" || ch == "|") && stream.eat("=")) { + return ret(null, "compare"); + } else if (ch == "\"" || ch == "'") { + state.tokenize = tokenString(ch); + return state.tokenize(stream, state); + } else if (ch == "#") { + stream.eatWhile(/[\w\\\-]/); + return ret("atom", "hash"); + } else if (ch == "!") { + stream.match(/^\s*\w*/); + return ret("keyword", "important"); + } else if (/\d/.test(ch) || ch == "." && stream.eat(/\d/)) { + stream.eatWhile(/[\w.%]/); + return ret("number", "unit"); + } else if (ch === "-") { + if (/[\d.]/.test(stream.peek())) { + stream.eatWhile(/[\w.%]/); + return ret("number", "unit"); + } else if (stream.match(/^[^-]+-/)) { + return ret("meta", "meta"); + } + } else if (/[,+>*\/]/.test(ch)) { + return ret(null, "select-op"); + } else if (ch == "." && stream.match(/^-?[_a-z][_a-z0-9-]*/i)) { + return ret("qualifier", "qualifier"); + } else if (/[:;{}\[\]\(\)]/.test(ch)) { + return ret(null, ch); + } else if (ch == "u" && stream.match("rl(")) { + stream.backUp(1); + state.tokenize = tokenParenthesized; + return ret("property", "word"); + } else if (/[\w\\\-]/.test(ch)) { + stream.eatWhile(/[\w\\\-]/); + return ret("property", "word"); + } else { + return ret(null, null); + } + } + + function tokenString(quote) { + return function(stream, state) { + var escaped = false, ch; + while ((ch = stream.next()) != null) { + if (ch == quote && !escaped) { + if (quote == ")") stream.backUp(1); + break; + } + escaped = !escaped && ch == "\\"; + } + if (ch == quote || !escaped && quote != ")") state.tokenize = null; + return ret("string", "string"); + }; + } + + function tokenParenthesized(stream, state) { + stream.next(); // Must be '(' + if (!stream.match(/\s*[\"\']/, false)) + state.tokenize = tokenString(")"); + else + state.tokenize = null; + return ret(null, "("); + } + + // Context management + + function Context(type, indent, prev) { + this.type = type; + this.indent = indent; + this.prev = prev; + } + + function pushContext(state, stream, type) { + state.context = new Context(type, stream.indentation() + indentUnit, state.context); + return type; + } + + function popContext(state) { + state.context = state.context.prev; + return state.context.type; + } + + function pass(type, stream, state) { + return states[state.context.type](type, stream, state); + } + function popAndPass(type, stream, state, n) { + for (var i = n || 1; i > 0; i--) + state.context = state.context.prev; + return pass(type, stream, state); + } + + // Parser + + function wordAsValue(stream) { + var word = stream.current().toLowerCase(); + if (valueKeywords.hasOwnProperty(word)) + override = "atom"; + else if (colorKeywords.hasOwnProperty(word)) + override = "keyword"; + else + override = "variable"; + } + + var states = {}; + + states.top = function(type, stream, state) { + if (type == "{") { + return pushContext(state, stream, "block"); + } else if (type == "}" && state.context.prev) { + return popContext(state); + } else if (type == "@media") { + return pushContext(state, stream, "media"); + } else if (type == "@font-face") { + return "font_face_before"; + } else if (/^@(-(moz|ms|o|webkit)-)?keyframes$/.test(type)) { + return "keyframes"; + } else if (type && type.charAt(0) == "@") { + return pushContext(state, stream, "at"); + } else if (type == "hash") { + override = "builtin"; + } else if (type == "word") { + override = "tag"; + } else if (type == "variable-definition") { + return "maybeprop"; + } else if (type == "interpolation") { + return pushContext(state, stream, "interpolation"); + } else if (type == ":") { + return "pseudo"; + } else if (allowNested && type == "(") { + return pushContext(state, stream, "params"); + } + return state.context.type; + }; + + states.block = function(type, stream, state) { + if (type == "word") { + if (propertyKeywords.hasOwnProperty(stream.current().toLowerCase())) { + override = "property"; + return "maybeprop"; + } else if (allowNested) { + override = stream.match(/^\s*:/, false) ? "property" : "tag"; + return "block"; + } else { + override += " error"; + return "maybeprop"; + } + } else if (type == "meta") { + return "block"; + } else if (!allowNested && (type == "hash" || type == "qualifier")) { + override = "error"; + return "block"; + } else { + return states.top(type, stream, state); + } + }; + + states.maybeprop = function(type, stream, state) { + if (type == ":") return pushContext(state, stream, "prop"); + return pass(type, stream, state); + }; + + states.prop = function(type, stream, state) { + if (type == ";") return popContext(state); + if (type == "{" && allowNested) return pushContext(state, stream, "propBlock"); + if (type == "}" || type == "{") return popAndPass(type, stream, state); + if (type == "(") return pushContext(state, stream, "parens"); + + if (type == "hash" && !/^#([0-9a-fA-f]{3}|[0-9a-fA-f]{6})$/.test(stream.current())) { + override += " error"; + } else if (type == "word") { + wordAsValue(stream); + } else if (type == "interpolation") { + return pushContext(state, stream, "interpolation"); + } + return "prop"; + }; + + states.propBlock = function(type, _stream, state) { + if (type == "}") return popContext(state); + if (type == "word") { override = "property"; return "maybeprop"; } + return state.context.type; + }; + + states.parens = function(type, stream, state) { + if (type == "{" || type == "}") return popAndPass(type, stream, state); + if (type == ")") return popContext(state); + return "parens"; + }; + + states.pseudo = function(type, stream, state) { + if (type == "word") { + override = "variable-3"; + return state.context.type; + } + return pass(type, stream, state); + }; + + states.media = function(type, stream, state) { + if (type == "(") return pushContext(state, stream, "media_parens"); + if (type == "}") return popAndPass(type, stream, state); + if (type == "{") return popContext(state) && pushContext(state, stream, allowNested ? "block" : "top"); + + if (type == "word") { + var word = stream.current().toLowerCase(); + if (word == "only" || word == "not" || word == "and") + override = "keyword"; + else if (mediaTypes.hasOwnProperty(word)) + override = "attribute"; + else if (mediaFeatures.hasOwnProperty(word)) + override = "property"; + else + override = "error"; + } + return state.context.type; + }; + + states.media_parens = function(type, stream, state) { + if (type == ")") return popContext(state); + if (type == "{" || type == "}") return popAndPass(type, stream, state, 2); + return states.media(type, stream, state); + }; + + states.font_face_before = function(type, stream, state) { + if (type == "{") + return pushContext(state, stream, "font_face"); + return pass(type, stream, state); + }; + + states.font_face = function(type, stream, state) { + if (type == "}") return popContext(state); + if (type == "word") { + if (!fontProperties.hasOwnProperty(stream.current().toLowerCase())) + override = "error"; + else + override = "property"; + return "maybeprop"; + } + return "font_face"; + }; + + states.keyframes = function(type, stream, state) { + if (type == "word") { override = "variable"; return "keyframes"; } + if (type == "{") return pushContext(state, stream, "top"); + return pass(type, stream, state); + }; + + states.at = function(type, stream, state) { + if (type == ";") return popContext(state); + if (type == "{" || type == "}") return popAndPass(type, stream, state); + if (type == "word") override = "tag"; + else if (type == "hash") override = "builtin"; + return "at"; + }; + + states.interpolation = function(type, stream, state) { + if (type == "}") return popContext(state); + if (type == "{" || type == ";") return popAndPass(type, stream, state); + if (type != "variable") override = "error"; + return "interpolation"; + }; + + states.params = function(type, stream, state) { + if (type == ")") return popContext(state); + if (type == "{" || type == "}") return popAndPass(type, stream, state); + if (type == "word") wordAsValue(stream); + return "params"; + }; + + return { + startState: function(base) { + return {tokenize: null, + state: "top", + context: new Context("top", base || 0, null)}; + }, + + token: function(stream, state) { + if (!state.tokenize && stream.eatSpace()) return null; + var style = (state.tokenize || tokenBase)(stream, state); + if (style && typeof style == "object") { + type = style[1]; + style = style[0]; + } + override = style; + state.state = states[state.state](type, stream, state); + return override; + }, + + indent: function(state, textAfter) { + var cx = state.context, ch = textAfter && textAfter.charAt(0); + var indent = cx.indent; + if (cx.type == "prop" && ch == "}") cx = cx.prev; + if (cx.prev && + (ch == "}" && (cx.type == "block" || cx.type == "top" || cx.type == "interpolation" || cx.type == "font_face") || + ch == ")" && (cx.type == "parens" || cx.type == "params" || cx.type == "media_parens") || + ch == "{" && (cx.type == "at" || cx.type == "media"))) { + indent = cx.indent - indentUnit; + cx = cx.prev; + } + return indent; + }, + + electricChars: "}", + blockCommentStart: "/*", + blockCommentEnd: "*/", + fold: "brace" + }; +}); + +(function() { + function keySet(array) { + var keys = {}; + for (var i = 0; i < array.length; ++i) { + keys[array[i]] = true; + } + return keys; + } + + var mediaTypes_ = [ + "all", "aural", "braille", "handheld", "print", "projection", "screen", + "tty", "tv", "embossed" + ], mediaTypes = keySet(mediaTypes_); + + var mediaFeatures_ = [ + "width", "min-width", "max-width", "height", "min-height", "max-height", + "device-width", "min-device-width", "max-device-width", "device-height", + "min-device-height", "max-device-height", "aspect-ratio", + "min-aspect-ratio", "max-aspect-ratio", "device-aspect-ratio", + "min-device-aspect-ratio", "max-device-aspect-ratio", "color", "min-color", + "max-color", "color-index", "min-color-index", "max-color-index", + "monochrome", "min-monochrome", "max-monochrome", "resolution", + "min-resolution", "max-resolution", "scan", "grid" + ], mediaFeatures = keySet(mediaFeatures_); + + var propertyKeywords_ = [ + "align-content", "align-items", "align-self", "alignment-adjust", + "alignment-baseline", "anchor-point", "animation", "animation-delay", + "animation-direction", "animation-duration", "animation-fill-mode", + "animation-iteration-count", "animation-name", "animation-play-state", + "animation-timing-function", "appearance", "azimuth", "backface-visibility", + "background", "background-attachment", "background-clip", "background-color", + "background-image", "background-origin", "background-position", + "background-repeat", "background-size", "baseline-shift", "binding", + "bleed", "bookmark-label", "bookmark-level", "bookmark-state", + "bookmark-target", "border", "border-bottom", "border-bottom-color", + "border-bottom-left-radius", "border-bottom-right-radius", + "border-bottom-style", "border-bottom-width", "border-collapse", + "border-color", "border-image", "border-image-outset", + "border-image-repeat", "border-image-slice", "border-image-source", + "border-image-width", "border-left", "border-left-color", + "border-left-style", "border-left-width", "border-radius", "border-right", + "border-right-color", "border-right-style", "border-right-width", + "border-spacing", "border-style", "border-top", "border-top-color", + "border-top-left-radius", "border-top-right-radius", "border-top-style", + "border-top-width", "border-width", "bottom", "box-decoration-break", + "box-shadow", "box-sizing", "break-after", "break-before", "break-inside", + "caption-side", "clear", "clip", "color", "color-profile", "column-count", + "column-fill", "column-gap", "column-rule", "column-rule-color", + "column-rule-style", "column-rule-width", "column-span", "column-width", + "columns", "content", "counter-increment", "counter-reset", "crop", "cue", + "cue-after", "cue-before", "cursor", "direction", "display", + "dominant-baseline", "drop-initial-after-adjust", + "drop-initial-after-align", "drop-initial-before-adjust", + "drop-initial-before-align", "drop-initial-size", "drop-initial-value", + "elevation", "empty-cells", "fit", "fit-position", "flex", "flex-basis", + "flex-direction", "flex-flow", "flex-grow", "flex-shrink", "flex-wrap", + "float", "float-offset", "flow-from", "flow-into", "font", "font-feature-settings", + "font-family", "font-kerning", "font-language-override", "font-size", "font-size-adjust", + "font-stretch", "font-style", "font-synthesis", "font-variant", + "font-variant-alternates", "font-variant-caps", "font-variant-east-asian", + "font-variant-ligatures", "font-variant-numeric", "font-variant-position", + "font-weight", "grid", "grid-area", "grid-auto-columns", "grid-auto-flow", + "grid-auto-position", "grid-auto-rows", "grid-column", "grid-column-end", + "grid-column-start", "grid-row", "grid-row-end", "grid-row-start", + "grid-template", "grid-template-areas", "grid-template-columns", + "grid-template-rows", "hanging-punctuation", "height", "hyphens", + "icon", "image-orientation", "image-rendering", "image-resolution", + "inline-box-align", "justify-content", "left", "letter-spacing", + "line-break", "line-height", "line-stacking", "line-stacking-ruby", + "line-stacking-shift", "line-stacking-strategy", "list-style", + "list-style-image", "list-style-position", "list-style-type", "margin", + "margin-bottom", "margin-left", "margin-right", "margin-top", + "marker-offset", "marks", "marquee-direction", "marquee-loop", + "marquee-play-count", "marquee-speed", "marquee-style", "max-height", + "max-width", "min-height", "min-width", "move-to", "nav-down", "nav-index", + "nav-left", "nav-right", "nav-up", "opacity", "order", "orphans", "outline", + "outline-color", "outline-offset", "outline-style", "outline-width", + "overflow", "overflow-style", "overflow-wrap", "overflow-x", "overflow-y", + "padding", "padding-bottom", "padding-left", "padding-right", "padding-top", + "page", "page-break-after", "page-break-before", "page-break-inside", + "page-policy", "pause", "pause-after", "pause-before", "perspective", + "perspective-origin", "pitch", "pitch-range", "play-during", "position", + "presentation-level", "punctuation-trim", "quotes", "region-break-after", + "region-break-before", "region-break-inside", "region-fragment", + "rendering-intent", "resize", "rest", "rest-after", "rest-before", "richness", + "right", "rotation", "rotation-point", "ruby-align", "ruby-overhang", + "ruby-position", "ruby-span", "shape-inside", "shape-outside", "size", + "speak", "speak-as", "speak-header", + "speak-numeral", "speak-punctuation", "speech-rate", "stress", "string-set", + "tab-size", "table-layout", "target", "target-name", "target-new", + "target-position", "text-align", "text-align-last", "text-decoration", + "text-decoration-color", "text-decoration-line", "text-decoration-skip", + "text-decoration-style", "text-emphasis", "text-emphasis-color", + "text-emphasis-position", "text-emphasis-style", "text-height", + "text-indent", "text-justify", "text-outline", "text-overflow", "text-shadow", + "text-size-adjust", "text-space-collapse", "text-transform", "text-underline-position", + "text-wrap", "top", "transform", "transform-origin", "transform-style", + "transition", "transition-delay", "transition-duration", + "transition-property", "transition-timing-function", "unicode-bidi", + "vertical-align", "visibility", "voice-balance", "voice-duration", + "voice-family", "voice-pitch", "voice-range", "voice-rate", "voice-stress", + "voice-volume", "volume", "white-space", "widows", "width", "word-break", + "word-spacing", "word-wrap", "z-index", "zoom", + // SVG-specific + "clip-path", "clip-rule", "mask", "enable-background", "filter", "flood-color", + "flood-opacity", "lighting-color", "stop-color", "stop-opacity", "pointer-events", + "color-interpolation", "color-interpolation-filters", "color-profile", + "color-rendering", "fill", "fill-opacity", "fill-rule", "image-rendering", + "marker", "marker-end", "marker-mid", "marker-start", "shape-rendering", "stroke", + "stroke-dasharray", "stroke-dashoffset", "stroke-linecap", "stroke-linejoin", + "stroke-miterlimit", "stroke-opacity", "stroke-width", "text-rendering", + "baseline-shift", "dominant-baseline", "glyph-orientation-horizontal", + "glyph-orientation-vertical", "kerning", "text-anchor", "writing-mode" + ], propertyKeywords = keySet(propertyKeywords_); + + var colorKeywords_ = [ + "aliceblue", "antiquewhite", "aqua", "aquamarine", "azure", "beige", + "bisque", "black", "blanchedalmond", "blue", "blueviolet", "brown", + "burlywood", "cadetblue", "chartreuse", "chocolate", "coral", "cornflowerblue", + "cornsilk", "crimson", "cyan", "darkblue", "darkcyan", "darkgoldenrod", + "darkgray", "darkgreen", "darkkhaki", "darkmagenta", "darkolivegreen", + "darkorange", "darkorchid", "darkred", "darksalmon", "darkseagreen", + "darkslateblue", "darkslategray", "darkturquoise", "darkviolet", + "deeppink", "deepskyblue", "dimgray", "dodgerblue", "firebrick", + "floralwhite", "forestgreen", "fuchsia", "gainsboro", "ghostwhite", + "gold", "goldenrod", "gray", "grey", "green", "greenyellow", "honeydew", + "hotpink", "indianred", "indigo", "ivory", "khaki", "lavender", + "lavenderblush", "lawngreen", "lemonchiffon", "lightblue", "lightcoral", + "lightcyan", "lightgoldenrodyellow", "lightgray", "lightgreen", "lightpink", + "lightsalmon", "lightseagreen", "lightskyblue", "lightslategray", + "lightsteelblue", "lightyellow", "lime", "limegreen", "linen", "magenta", + "maroon", "mediumaquamarine", "mediumblue", "mediumorchid", "mediumpurple", + "mediumseagreen", "mediumslateblue", "mediumspringgreen", "mediumturquoise", + "mediumvioletred", "midnightblue", "mintcream", "mistyrose", "moccasin", + "navajowhite", "navy", "oldlace", "olive", "olivedrab", "orange", "orangered", + "orchid", "palegoldenrod", "palegreen", "paleturquoise", "palevioletred", + "papayawhip", "peachpuff", "peru", "pink", "plum", "powderblue", + "purple", "red", "rosybrown", "royalblue", "saddlebrown", "salmon", + "sandybrown", "seagreen", "seashell", "sienna", "silver", "skyblue", + "slateblue", "slategray", "snow", "springgreen", "steelblue", "tan", + "teal", "thistle", "tomato", "turquoise", "violet", "wheat", "white", + "whitesmoke", "yellow", "yellowgreen" + ], colorKeywords = keySet(colorKeywords_); + + var valueKeywords_ = [ + "above", "absolute", "activeborder", "activecaption", "afar", + "after-white-space", "ahead", "alias", "all", "all-scroll", "alternate", + "always", "amharic", "amharic-abegede", "antialiased", "appworkspace", + "arabic-indic", "armenian", "asterisks", "auto", "avoid", "avoid-column", "avoid-page", + "avoid-region", "background", "backwards", "baseline", "below", "bidi-override", "binary", + "bengali", "blink", "block", "block-axis", "bold", "bolder", "border", "border-box", + "both", "bottom", "break", "break-all", "break-word", "button", "button-bevel", + "buttonface", "buttonhighlight", "buttonshadow", "buttontext", "cambodian", + "capitalize", "caps-lock-indicator", "caption", "captiontext", "caret", + "cell", "center", "checkbox", "circle", "cjk-earthly-branch", + "cjk-heavenly-stem", "cjk-ideographic", "clear", "clip", "close-quote", + "col-resize", "collapse", "column", "compact", "condensed", "contain", "content", + "content-box", "context-menu", "continuous", "copy", "cover", "crop", + "cross", "crosshair", "currentcolor", "cursive", "dashed", "decimal", + "decimal-leading-zero", "default", "default-button", "destination-atop", + "destination-in", "destination-out", "destination-over", "devanagari", + "disc", "discard", "document", "dot-dash", "dot-dot-dash", "dotted", + "double", "down", "e-resize", "ease", "ease-in", "ease-in-out", "ease-out", + "element", "ellipse", "ellipsis", "embed", "end", "ethiopic", "ethiopic-abegede", + "ethiopic-abegede-am-et", "ethiopic-abegede-gez", "ethiopic-abegede-ti-er", + "ethiopic-abegede-ti-et", "ethiopic-halehame-aa-er", + "ethiopic-halehame-aa-et", "ethiopic-halehame-am-et", + "ethiopic-halehame-gez", "ethiopic-halehame-om-et", + "ethiopic-halehame-sid-et", "ethiopic-halehame-so-et", + "ethiopic-halehame-ti-er", "ethiopic-halehame-ti-et", + "ethiopic-halehame-tig", "ew-resize", "expanded", "extra-condensed", + "extra-expanded", "fantasy", "fast", "fill", "fixed", "flat", "footnotes", + "forwards", "from", "geometricPrecision", "georgian", "graytext", "groove", + "gujarati", "gurmukhi", "hand", "hangul", "hangul-consonant", "hebrew", + "help", "hidden", "hide", "higher", "highlight", "highlighttext", + "hiragana", "hiragana-iroha", "horizontal", "hsl", "hsla", "icon", "ignore", + "inactiveborder", "inactivecaption", "inactivecaptiontext", "infinite", + "infobackground", "infotext", "inherit", "initial", "inline", "inline-axis", + "inline-block", "inline-table", "inset", "inside", "intrinsic", "invert", + "italic", "justify", "kannada", "katakana", "katakana-iroha", "keep-all", "khmer", + "landscape", "lao", "large", "larger", "left", "level", "lighter", + "line-through", "linear", "lines", "list-item", "listbox", "listitem", + "local", "logical", "loud", "lower", "lower-alpha", "lower-armenian", + "lower-greek", "lower-hexadecimal", "lower-latin", "lower-norwegian", + "lower-roman", "lowercase", "ltr", "malayalam", "match", + "media-controls-background", "media-current-time-display", + "media-fullscreen-button", "media-mute-button", "media-play-button", + "media-return-to-realtime-button", "media-rewind-button", + "media-seek-back-button", "media-seek-forward-button", "media-slider", + "media-sliderthumb", "media-time-remaining-display", "media-volume-slider", + "media-volume-slider-container", "media-volume-sliderthumb", "medium", + "menu", "menulist", "menulist-button", "menulist-text", + "menulist-textfield", "menutext", "message-box", "middle", "min-intrinsic", + "mix", "mongolian", "monospace", "move", "multiple", "myanmar", "n-resize", + "narrower", "ne-resize", "nesw-resize", "no-close-quote", "no-drop", + "no-open-quote", "no-repeat", "none", "normal", "not-allowed", "nowrap", + "ns-resize", "nw-resize", "nwse-resize", "oblique", "octal", "open-quote", + "optimizeLegibility", "optimizeSpeed", "oriya", "oromo", "outset", + "outside", "outside-shape", "overlay", "overline", "padding", "padding-box", + "painted", "page", "paused", "persian", "plus-darker", "plus-lighter", "pointer", + "polygon", "portrait", "pre", "pre-line", "pre-wrap", "preserve-3d", "progress", "push-button", + "radio", "read-only", "read-write", "read-write-plaintext-only", "rectangle", "region", + "relative", "repeat", "repeat-x", "repeat-y", "reset", "reverse", "rgb", "rgba", + "ridge", "right", "round", "row-resize", "rtl", "run-in", "running", + "s-resize", "sans-serif", "scroll", "scrollbar", "se-resize", "searchfield", + "searchfield-cancel-button", "searchfield-decoration", + "searchfield-results-button", "searchfield-results-decoration", + "semi-condensed", "semi-expanded", "separate", "serif", "show", "sidama", + "single", "skip-white-space", "slide", "slider-horizontal", + "slider-vertical", "sliderthumb-horizontal", "sliderthumb-vertical", "slow", + "small", "small-caps", "small-caption", "smaller", "solid", "somali", + "source-atop", "source-in", "source-out", "source-over", "space", "square", + "square-button", "start", "static", "status-bar", "stretch", "stroke", + "sub", "subpixel-antialiased", "super", "sw-resize", "table", + "table-caption", "table-cell", "table-column", "table-column-group", + "table-footer-group", "table-header-group", "table-row", "table-row-group", + "telugu", "text", "text-bottom", "text-top", "textarea", "textfield", "thai", + "thick", "thin", "threeddarkshadow", "threedface", "threedhighlight", + "threedlightshadow", "threedshadow", "tibetan", "tigre", "tigrinya-er", + "tigrinya-er-abegede", "tigrinya-et", "tigrinya-et-abegede", "to", "top", + "transparent", "ultra-condensed", "ultra-expanded", "underline", "up", + "upper-alpha", "upper-armenian", "upper-greek", "upper-hexadecimal", + "upper-latin", "upper-norwegian", "upper-roman", "uppercase", "urdu", "url", + "vertical", "vertical-text", "visible", "visibleFill", "visiblePainted", + "visibleStroke", "visual", "w-resize", "wait", "wave", "wider", + "window", "windowframe", "windowtext", "x-large", "x-small", "xor", + "xx-large", "xx-small" + ], valueKeywords = keySet(valueKeywords_); + + var fontProperties_ = [ + "font-family", "src", "unicode-range", "font-variant", "font-feature-settings", + "font-stretch", "font-weight", "font-style" + ], fontProperties = keySet(fontProperties_); + + var allWords = mediaTypes_.concat(mediaFeatures_).concat(propertyKeywords_).concat(colorKeywords_).concat(valueKeywords_); + CodeMirror.registerHelper("hintWords", "css", allWords); + + function tokenCComment(stream, state) { + var maybeEnd = false, ch; + while ((ch = stream.next()) != null) { + if (maybeEnd && ch == "/") { + state.tokenize = null; + break; + } + maybeEnd = (ch == "*"); + } + return ["comment", "comment"]; + } + + function tokenSGMLComment(stream, state) { + if (stream.skipTo("-->")) { + stream.match("-->"); + state.tokenize = null; + } else { + stream.skipToEnd(); + } + return ["comment", "comment"]; + } + + CodeMirror.defineMIME("text/css", { + mediaTypes: mediaTypes, + mediaFeatures: mediaFeatures, + propertyKeywords: propertyKeywords, + colorKeywords: colorKeywords, + valueKeywords: valueKeywords, + fontProperties: fontProperties, + tokenHooks: { + "<": function(stream, state) { + if (!stream.match("!--")) return false; + state.tokenize = tokenSGMLComment; + return tokenSGMLComment(stream, state); + }, + "/": function(stream, state) { + if (!stream.eat("*")) return false; + state.tokenize = tokenCComment; + return tokenCComment(stream, state); + } + }, + name: "css" + }); + + CodeMirror.defineMIME("text/x-scss", { + mediaTypes: mediaTypes, + mediaFeatures: mediaFeatures, + propertyKeywords: propertyKeywords, + colorKeywords: colorKeywords, + valueKeywords: valueKeywords, + fontProperties: fontProperties, + allowNested: true, + tokenHooks: { + "/": function(stream, state) { + if (stream.eat("/")) { + stream.skipToEnd(); + return ["comment", "comment"]; + } else if (stream.eat("*")) { + state.tokenize = tokenCComment; + return tokenCComment(stream, state); + } else { + return ["operator", "operator"]; + } + }, + ":": function(stream) { + if (stream.match(/\s*{/)) + return [null, "{"]; + return false; + }, + "$": function(stream) { + stream.match(/^[\w-]+/); + if (stream.match(/^\s*:/, false)) + return ["variable-2", "variable-definition"]; + return ["variable-2", "variable"]; + }, + "#": function(stream) { + if (!stream.eat("{")) return false; + return [null, "interpolation"]; + } + }, + name: "css", + helperType: "scss" + }); + + CodeMirror.defineMIME("text/x-less", { + mediaTypes: mediaTypes, + mediaFeatures: mediaFeatures, + propertyKeywords: propertyKeywords, + colorKeywords: colorKeywords, + valueKeywords: valueKeywords, + fontProperties: fontProperties, + allowNested: true, + tokenHooks: { + "/": function(stream, state) { + if (stream.eat("/")) { + stream.skipToEnd(); + return ["comment", "comment"]; + } else if (stream.eat("*")) { + state.tokenize = tokenCComment; + return tokenCComment(stream, state); + } else { + return ["operator", "operator"]; + } + }, + "@": function(stream) { + if (stream.match(/^(charset|document|font-face|import|(-(moz|ms|o|webkit)-)?keyframes|media|namespace|page|supports)\b/, false)) return false; + stream.eatWhile(/[\w\\\-]/); + if (stream.match(/^\s*:/, false)) + return ["variable-2", "variable-definition"]; + return ["variable-2", "variable"]; + }, + "&": function() { + return ["atom", "atom"]; + } + }, + name: "css", + helperType: "less" + }); +})(); diff --git a/fhem/www/codemirror/fhem.js b/fhem/www/codemirror/fhem.js new file mode 100644 index 000000000..8e06b3dbb --- /dev/null +++ b/fhem/www/codemirror/fhem.js @@ -0,0 +1,1020 @@ +// CodeMirror2 mode/perl/perl.js (text/x-perl) beta 0.10 (2011-11-08) +// This is a part of CodeMirror from https://github.com/sabaca/CodeMirror_mode_perl (mail@sabaca.com) +CodeMirror.defineMode("fhem",function(){ + // http://perldoc.perl.org + var PERL={ // null - magic touch + // 1 - keyword + // 2 - def + // 3 - atom + // 4 - operator + // 5 - variable-2 (predefined) + // [x,y] - x=1,2,3; y=must be defined if x{...} + // PERL operators + '->' : 4, + '++' : 4, + '--' : 4, + '**' : 4, + // ! ~ \ and unary + and - + '=~' : 4, + '!~' : 4, + '*' : 4, + '/' : 4, + '%' : 4, + 'x' : 4, + '+' : 4, + '-' : 4, + '.' : 4, + '<<' : 4, + '>>' : 4, + // named unary operators + '<' : 4, + '>' : 4, + '<=' : 4, + '>=' : 4, + 'lt' : 4, + 'gt' : 4, + 'le' : 4, + 'ge' : 4, + '==' : 4, + '!=' : 4, + '<=>' : 4, + 'eq' : 4, + 'ne' : 4, + 'cmp' : 4, + '~~' : 4, + '&' : 4, + '|' : 4, + '^' : 4, + '&&' : 4, + '||' : 4, + '//' : 4, + '..' : 4, + '...' : 4, + '?' : 4, + ':' : 4, + '=' : 4, + '+=' : 4, + '-=' : 4, + '*=' : 4, // etc. ??? + ',' : 4, + '=>' : 4, + '::' : 4, + // list operators (rightward) + 'not' : 4, + 'and' : 4, + 'or' : 4, + 'xor' : 4, + // PERL predefined variables (I know, what this is a paranoid idea, but may be needed for people, who learn PERL, and for me as well, ...and may be for you?;) + 'BEGIN' : [5,1], + 'END' : [5,1], + 'PRINT' : [5,1], + 'PRINTF' : [5,1], + 'GETC' : [5,1], + 'READ' : [5,1], + 'READLINE' : [5,1], + 'DESTROY' : [5,1], + 'TIE' : [5,1], + 'TIEHANDLE' : [5,1], + 'UNTIE' : [5,1], + 'STDIN' : 5, + 'STDIN_TOP' : 5, + 'STDOUT' : 5, + 'STDOUT_TOP' : 5, + 'STDERR' : 5, + 'STDERR_TOP' : 5, + '$ARG' : 5, + '$_' : 5, + '@ARG' : 5, + '@_' : 5, + '$LIST_SEPARATOR' : 5, + '$"' : 5, + '$PROCESS_ID' : 5, + '$PID' : 5, + '$$' : 5, + '$REAL_GROUP_ID' : 5, + '$GID' : 5, + '$(' : 5, + '$EFFECTIVE_GROUP_ID' : 5, + '$EGID' : 5, + '$)' : 5, + '$PROGRAM_NAME' : 5, + '$0' : 5, + '$SUBSCRIPT_SEPARATOR' : 5, + '$SUBSEP' : 5, + '$;' : 5, + '$REAL_USER_ID' : 5, + '$UID' : 5, + '$<' : 5, + '$EFFECTIVE_USER_ID' : 5, + '$EUID' : 5, + '$>' : 5, + '$a' : 5, + '$b' : 5, + '$COMPILING' : 5, + '$^C' : 5, + '$DEBUGGING' : 5, + '$^D' : 5, + '${^ENCODING}' : 5, + '$ENV' : 5, + '%ENV' : 5, + '$SYSTEM_FD_MAX' : 5, + '$^F' : 5, + '@F' : 5, + '${^GLOBAL_PHASE}' : 5, + '$^H' : 5, + '%^H' : 5, + '@INC' : 5, + '%INC' : 5, + '$INPLACE_EDIT' : 5, + '$^I' : 5, + '$^M' : 5, + '$OSNAME' : 5, + '$^O' : 5, + '${^OPEN}' : 5, + '$PERLDB' : 5, + '$^P' : 5, + '$SIG' : 5, + '%SIG' : 5, + '$BASETIME' : 5, + '$^T' : 5, + '${^TAINT}' : 5, + '${^UNICODE}' : 5, + '${^UTF8CACHE}' : 5, + '${^UTF8LOCALE}' : 5, + '$PERL_VERSION' : 5, + '$^V' : 5, + '${^WIN32_SLOPPY_STAT}' : 5, + '$EXECUTABLE_NAME' : 5, + '$^X' : 5, + '$1' : 5, // - regexp $1, $2... + '$MATCH' : 5, + '$&' : 5, + '${^MATCH}' : 5, + '$PREMATCH' : 5, + '$`' : 5, + '${^PREMATCH}' : 5, + '$POSTMATCH' : 5, + "$'" : 5, + '${^POSTMATCH}' : 5, + '$LAST_PAREN_MATCH' : 5, + '$+' : 5, + '$LAST_SUBMATCH_RESULT' : 5, + '$^N' : 5, + '@LAST_MATCH_END' : 5, + '@+' : 5, + '%LAST_PAREN_MATCH' : 5, + '%+' : 5, + '@LAST_MATCH_START' : 5, + '@-' : 5, + '%LAST_MATCH_START' : 5, + '%-' : 5, + '$LAST_REGEXP_CODE_RESULT' : 5, + '$^R' : 5, + '${^RE_DEBUG_FLAGS}' : 5, + '${^RE_TRIE_MAXBUF}' : 5, + '$ARGV' : 5, + '@ARGV' : 5, + 'ARGV' : 5, + 'ARGVOUT' : 5, + '$OUTPUT_FIELD_SEPARATOR' : 5, + '$OFS' : 5, + '$,' : 5, + '$INPUT_LINE_NUMBER' : 5, + '$NR' : 5, + '$.' : 5, + '$INPUT_RECORD_SEPARATOR' : 5, + '$RS' : 5, + '$/' : 5, + '$OUTPUT_RECORD_SEPARATOR' : 5, + '$ORS' : 5, + '$\\' : 5, + '$OUTPUT_AUTOFLUSH' : 5, + '$|' : 5, + '$ACCUMULATOR' : 5, + '$^A' : 5, + '$FORMAT_FORMFEED' : 5, + '$^L' : 5, + '$FORMAT_PAGE_NUMBER' : 5, + '$%' : 5, + '$FORMAT_LINES_LEFT' : 5, + '$-' : 5, + '$FORMAT_LINE_BREAK_CHARACTERS' : 5, + '$:' : 5, + '$FORMAT_LINES_PER_PAGE' : 5, + '$=' : 5, + '$FORMAT_TOP_NAME' : 5, + '$^' : 5, + '$FORMAT_NAME' : 5, + '$~' : 5, + '${^CHILD_ERROR_NATIVE}' : 5, + '$EXTENDED_OS_ERROR' : 5, + '$^E' : 5, + '$EXCEPTIONS_BEING_CAUGHT' : 5, + '$^S' : 5, + '$WARNING' : 5, + '$^W' : 5, + '${^WARNING_BITS}' : 5, + '$OS_ERROR' : 5, + '$ERRNO' : 5, + '$!' : 5, + '%OS_ERROR' : 5, + '%ERRNO' : 5, + '%!' : 5, + '$CHILD_ERROR' : 5, + '$?' : 5, + '$EVAL_ERROR' : 5, + '$@' : 5, + '$OFMT' : 5, + '$#' : 5, + '$*' : 5, + '$ARRAY_BASE' : 5, + '$[' : 5, + '$OLD_PERL_VERSION' : 5, + '$]' : 5, + // PERL blocks + 'if' :[1,1], + elsif :[1,1], + 'else' :[1,1], + 'while' :[1,1], + unless :[1,1], + 'for' :[1,1], + foreach :[1,1], + // PERL functions + 'abs' :1, // - absolute value function + accept :1, // - accept an incoming socket connect + alarm :1, // - schedule a SIGALRM + 'atan2' :1, // - arctangent of Y/X in the range -PI to PI + bind :1, // - binds an address to a socket + binmode :1, // - prepare binary files for I/O + bless :1, // - create an object + bootstrap :1, // + 'break' :1, // - break out of a "given" block + caller :1, // - get context of the current subroutine call + chdir :1, // - change your current working directory + chmod :1, // - changes the permissions on a list of files + chomp :1, // - remove a trailing record separator from a string + chop :1, // - remove the last character from a string + chown :1, // - change the owership on a list of files + chr :1, // - get character this number represents + chroot :1, // - make directory new root for path lookups + close :1, // - close file (or pipe or socket) handle + closedir :1, // - close directory handle + connect :1, // - connect to a remote socket + 'continue' :[1,1], // - optional trailing block in a while or foreach + 'cos' :1, // - cosine function + crypt :1, // - one-way passwd-style encryption + dbmclose :1, // - breaks binding on a tied dbm file + dbmopen :1, // - create binding on a tied dbm file + 'default' :1, // + defined :1, // - test whether a value, variable, or function is defined + 'delete' :1, // - deletes a value from a hash + die :1, // - raise an exception or bail out + 'do' :1, // - turn a BLOCK into a TERM + dump :1, // - create an immediate core dump + each :1, // - retrieve the next key/value pair from a hash + endgrent :1, // - be done using group file + endhostent :1, // - be done using hosts file + endnetent :1, // - be done using networks file + endprotoent :1, // - be done using protocols file + endpwent :1, // - be done using passwd file + endservent :1, // - be done using services file + eof :1, // - test a filehandle for its end + 'eval' :1, // - catch exceptions or compile and run code + 'exec' :1, // - abandon this program to run another + exists :1, // - test whether a hash key is present + exit :1, // - terminate this program + 'exp' :1, // - raise I to a power + fcntl :1, // - file control system call + fileno :1, // - return file descriptor from filehandle + flock :1, // - lock an entire file with an advisory lock + fork :1, // - create a new process just like this one + format :1, // - declare a picture format with use by the write() function + formline :1, // - internal function used for formats + getc :1, // - get the next character from the filehandle + getgrent :1, // - get next group record + getgrgid :1, // - get group record given group user ID + getgrnam :1, // - get group record given group name + gethostbyaddr :1, // - get host record given its address + gethostbyname :1, // - get host record given name + gethostent :1, // - get next hosts record + getlogin :1, // - return who logged in at this tty + getnetbyaddr :1, // - get network record given its address + getnetbyname :1, // - get networks record given name + getnetent :1, // - get next networks record + getpeername :1, // - find the other end of a socket connection + getpgrp :1, // - get process group + getppid :1, // - get parent process ID + getpriority :1, // - get current nice value + getprotobyname :1, // - get protocol record given name + getprotobynumber :1, // - get protocol record numeric protocol + getprotoent :1, // - get next protocols record + getpwent :1, // - get next passwd record + getpwnam :1, // - get passwd record given user login name + getpwuid :1, // - get passwd record given user ID + getservbyname :1, // - get services record given its name + getservbyport :1, // - get services record given numeric port + getservent :1, // - get next services record + getsockname :1, // - retrieve the sockaddr for a given socket + getsockopt :1, // - get socket options on a given socket + given :1, // + glob :1, // - expand filenames using wildcards + gmtime :1, // - convert UNIX time into record or string using Greenwich time + 'goto' :1, // - create spaghetti code + grep :1, // - locate elements in a list test true against a given criterion + hex :1, // - convert a string to a hexadecimal number + 'import' :1, // - patch a module's namespace into your own + index :1, // - find a substring within a string + 'int' :1, // - get the integer portion of a number + ioctl :1, // - system-dependent device control system call + 'join' :1, // - join a list into a string using a separator + keys :1, // - retrieve list of indices from a hash + kill :1, // - send a signal to a process or process group + last :1, // - exit a block prematurely + lc :1, // - return lower-case version of a string + lcfirst :1, // - return a string with just the next letter in lower case + length :1, // - return the number of bytes in a string + 'link' :1, // - create a hard link in the filesytem + listen :1, // - register your socket as a server + local : 2, // - create a temporary value for a global variable (dynamic scoping) + localtime :1, // - convert UNIX time into record or string using local time + lock :1, // - get a thread lock on a variable, subroutine, or method + 'log' :1, // - retrieve the natural logarithm for a number + lstat :1, // - stat a symbolic link + m :null, // - match a string with a regular expression pattern + map :1, // - apply a change to a list to get back a new list with the changes + mkdir :1, // - create a directory + msgctl :1, // - SysV IPC message control operations + msgget :1, // - get SysV IPC message queue + msgrcv :1, // - receive a SysV IPC message from a message queue + msgsnd :1, // - send a SysV IPC message to a message queue + my : 2, // - declare and assign a local variable (lexical scoping) + 'new' :1, // + next :1, // - iterate a block prematurely + no :1, // - unimport some module symbols or semantics at compile time + oct :1, // - convert a string to an octal number + open :1, // - open a file, pipe, or descriptor + opendir :1, // - open a directory + ord :1, // - find a character's numeric representation + our : 2, // - declare and assign a package variable (lexical scoping) + pack :1, // - convert a list into a binary representation + 'package' :1, // - declare a separate global namespace + pipe :1, // - open a pair of connected filehandles + pop :1, // - remove the last element from an array and return it + pos :1, // - find or set the offset for the last/next m//g search + print :1, // - output a list to a filehandle + printf :1, // - output a formatted list to a filehandle + prototype :1, // - get the prototype (if any) of a subroutine + push :1, // - append one or more elements to an array + q :null, // - singly quote a string + qq :null, // - doubly quote a string + qr :null, // - Compile pattern + quotemeta :null, // - quote regular expression magic characters + qw :null, // - quote a list of words + qx :null, // - backquote quote a string + rand :1, // - retrieve the next pseudorandom number + read :1, // - fixed-length buffered input from a filehandle + readdir :1, // - get a directory from a directory handle + readline :1, // - fetch a record from a file + readlink :1, // - determine where a symbolic link is pointing + readpipe :1, // - execute a system command and collect standard output + recv :1, // - receive a message over a Socket + redo :1, // - start this loop iteration over again + ref :1, // - find out the type of thing being referenced + rename :1, // - change a filename + require :1, // - load in external functions from a library at runtime + reset :1, // - clear all variables of a given name + 'return' :1, // - get out of a function early + reverse :1, // - flip a string or a list + rewinddir :1, // - reset directory handle + rindex :1, // - right-to-left substring search + rmdir :1, // - remove a directory + s :null, // - replace a pattern with a string + say :1, // - print with newline + scalar :1, // - force a scalar context + seek :1, // - reposition file pointer for random-access I/O + seekdir :1, // - reposition directory pointer + select :1, // - reset default output or do I/O multiplexing + semctl :1, // - SysV semaphore control operations + semget :1, // - get set of SysV semaphores + semop :1, // - SysV semaphore operations + send :1, // - send a message over a socket + setgrent :1, // - prepare group file for use + sethostent :1, // - prepare hosts file for use + setnetent :1, // - prepare networks file for use + setpgrp :1, // - set the process group of a process + setpriority :1, // - set a process's nice value + setprotoent :1, // - prepare protocols file for use + setpwent :1, // - prepare passwd file for use + setservent :1, // - prepare services file for use + setsockopt :1, // - set some socket options + shift :1, // - remove the first element of an array, and return it + shmctl :1, // - SysV shared memory operations + shmget :1, // - get SysV shared memory segment identifier + shmread :1, // - read SysV shared memory + shmwrite :1, // - write SysV shared memory + shutdown :1, // - close down just half of a socket connection + 'sin' :1, // - return the sine of a number + sleep :1, // - block for some number of seconds + socket :1, // - create a socket + socketpair :1, // - create a pair of sockets + 'sort' :1, // - sort a list of values + splice :1, // - add or remove elements anywhere in an array + 'split' :1, // - split up a string using a regexp delimiter + sprintf :1, // - formatted print into a string + 'sqrt' :1, // - square root function + srand :1, // - seed the random number generator + stat :1, // - get a file's status information + state :1, // - declare and assign a state variable (persistent lexical scoping) + study :1, // - optimize input data for repeated searches + 'sub' :1, // - declare a subroutine, possibly anonymously + 'substr' :1, // - get or alter a portion of a stirng + symlink :1, // - create a symbolic link to a file + syscall :1, // - execute an arbitrary system call + sysopen :1, // - open a file, pipe, or descriptor + sysread :1, // - fixed-length unbuffered input from a filehandle + sysseek :1, // - position I/O pointer on handle used with sysread and syswrite + system :1, // - run a separate program + syswrite :1, // - fixed-length unbuffered output to a filehandle + tell :1, // - get current seekpointer on a filehandle + telldir :1, // - get current seekpointer on a directory handle + tie :1, // - bind a variable to an object class + tied :1, // - get a reference to the object underlying a tied variable + time :1, // - return number of seconds since 1970 + times :1, // - return elapsed time for self and child processes + tr :null, // - transliterate a string + truncate :1, // - shorten a file + uc :1, // - return upper-case version of a string + ucfirst :1, // - return a string with just the next letter in upper case + umask :1, // - set file creation mode mask + undef :1, // - remove a variable or function definition + unlink :1, // - remove one link to a file + unpack :1, // - convert binary structure into normal perl variables + unshift :1, // - prepend more elements to the beginning of a list + untie :1, // - break a tie binding to a variable + use :1, // - load in a module at compile time + utime :1, // - set a file's last access and modify times + values :1, // - return a list of the values in a hash + vec :1, // - test or set particular bits in a string + wait :1, // - wait for any child process to die + waitpid :1, // - wait for a particular child process to die + wantarray :1, // - get void vs scalar vs list context of current subroutine call + warn :1, // - print debugging info + when :1, // + write :1, // - print a picture record + + define :2, + attr :2, + at :2, + notify :2, + set :2, + ReadingsVal :1, + Value :1, + fhem :1, + y :null}; // - transliterate a string + + keywords.foreach( function( k, v ) { + PERL[v] = 2; + }); + + var RXstyle="string-2"; + var RXmodifiers=/[goseximacplud]/; // NOTE: "m", "s", "y" and "tr" need to correct real modifiers for each regexp type + + function tokenChain(stream,state,chain,style,tail){ // NOTE: chain.length > 2 is not working now (it's for s[...][...]geos;) + state.chain=null; // 12 3tail + state.style=null; + state.tail=null; + state.tokenize=function(stream,state){ + var e=false,c,i=0; + while(c=stream.next()){ + if(c===chain[i]&&!e){ + if(chain[++i]!==undefined){ + state.chain=chain[i]; + state.style=style; + state.tail=tail;} + else if(tail) + stream.eatWhile(tail); + state.tokenize=tokenPerl; + return style;} + e=!e&&c=="\\";} + return style;}; + return state.tokenize(stream,state);} + + function tokenSOMETHING(stream,state,string){ + state.tokenize=function(stream,state){ + if(stream.string==string) + state.tokenize=tokenPerl; + stream.skipToEnd(); + return "string";}; + return state.tokenize(stream,state);} + + function tokenPerl(stream,state){ + if(stream.eatSpace()) + return null; + if(state.chain) + return tokenChain(stream,state,state.chain,state.style,state.tail); + if(stream.match(/^\-?[\d\.]/,false)) + if(stream.match(/^(\-?(\d*\.\d+(e[+-]?\d+)?|\d+\.\d*)|0x[\da-fA-F]+|0b[01]+|\d+(e[+-]?\d+)?)/)) + return 'number'; + if(stream.match(/^<<(?=\w)/)){ // NOTE: <"],RXstyle,RXmodifiers);} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}} + else if(c=="q"){ + c=stream.look(1); + if(c=="("){ + stream.eatSuffix(2); + return tokenChain(stream,state,[")"],"string");} + if(c=="["){ + stream.eatSuffix(2); + return tokenChain(stream,state,["]"],"string");} + if(c=="{"){ +stream.eatSuffix(2); + return tokenChain(stream,state,["}"],"string");} + if(c=="<"){ + stream.eatSuffix(2); + return tokenChain(stream,state,[">"],"string");} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],"string");}} + else if(c=="w"){ + c=stream.look(1); + if(c=="("){ + stream.eatSuffix(2); + return tokenChain(stream,state,[")"],"bracket");} + if(c=="["){ + stream.eatSuffix(2); + return tokenChain(stream,state,["]"],"bracket");} + if(c=="{"){ + stream.eatSuffix(2); + return tokenChain(stream,state,["}"],"bracket");} + if(c=="<"){ + stream.eatSuffix(2); + return tokenChain(stream,state,[">"],"bracket");} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],"bracket");}} + else if(c=="r"){ + c=stream.look(1); + if(c=="("){ + stream.eatSuffix(2); + return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} + if(c=="["){ + stream.eatSuffix(2); + return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} + if(c=="{"){ + stream.eatSuffix(2); + return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} + if(c=="<"){ + stream.eatSuffix(2); + return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}} + else if(/[\^'"!~\/(\[{<]/.test(c)){ + if(c=="("){ + stream.eatSuffix(1); + return tokenChain(stream,state,[")"],"string");} + if(c=="["){ + stream.eatSuffix(1); + return tokenChain(stream,state,["]"],"string");} + if(c=="{"){ + stream.eatSuffix(1); + return tokenChain(stream,state,["}"],"string");} + if(c=="<"){ + stream.eatSuffix(1); + return tokenChain(stream,state,[">"],"string");} + if(/[\^'"!~\/]/.test(c)){ + return tokenChain(stream,state,[stream.eat(c)],"string");}}}} + if(ch=="m"){ + var c=stream.look(-2); + if(!(c&&/\w/.test(c))){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(/[\^'"!~\/]/.test(c)){ + return tokenChain(stream,state,[c],RXstyle,RXmodifiers);} + if(c=="("){ + return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} + if(c=="["){ + return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} + if(c=="{"){ + return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} + if(c=="<"){ + return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);}}}} + if(ch=="s"){ + var c=/[\/>\]})\w]/.test(stream.look(-2)); + if(!c){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(c=="[") + return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); + if(c=="{") + return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); + if(c=="<") + return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); + if(c=="(") + return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); + return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}} + if(ch=="y"){ + var c=/[\/>\]})\w]/.test(stream.look(-2)); + if(!c){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(c=="[") + return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); + if(c=="{") + return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); + if(c=="<") + return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); + if(c=="(") + return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); + return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}} + if(ch=="t"){ + var c=/[\/>\]})\w]/.test(stream.look(-2)); + if(!c){ + c=stream.eat("r");if(c){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(c=="[") + return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); + if(c=="{") + return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); + if(c=="<") + return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); + if(c=="(") + return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); + return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}}} + if(ch=="`"){ + return tokenChain(stream,state,[ch],"variable-2");} + if(ch=="/"){ + if(!/~\s*$/.test(stream.prefix())) + return "operator"; + else + return tokenChain(stream,state,[ch],RXstyle,RXmodifiers);} + if(ch=="$"){ + var p=stream.pos; + if(stream.eatWhile(/\d/)||stream.eat("{")&&stream.eatWhile(/\d/)&&stream.eat("}")) + return "variable-2"; + else + stream.pos=p;} + if(/[$@%]/.test(ch)){ + var p=stream.pos; + if(stream.eat("^")&&stream.eat(/[A-Z]/)||!/[@$%&]/.test(stream.look(-2))&&stream.eat(/[=|\\\-#?@;:&`~\^!\[\]*'"$+.,\/<>()]/)){ + var c=stream.current(); + if(PERL[c]) + return "variable-2";} + stream.pos=p;} + if(/[$@%&]/.test(ch)){ + if(stream.eatWhile(/[\w$\[\]]/)||stream.eat("{")&&stream.eatWhile(/[\w$\[\]]/)&&stream.eat("}")){ + var c=stream.current(); + if(PERL[c]) + return "variable-2"; + else + return "variable";}} + if(ch=="#"){ + if(stream.look(-2)!="$"){ + stream.skipToEnd(); + return "comment";}} + if(/[:+\-\^*$&%@=<>!?|\/~\.]/.test(ch)){ + var p=stream.pos; + stream.eatWhile(/[:+\-\^*$&%@=<>!?|\/~\.]/); + if(PERL[stream.current()]) + return "operator"; + else + stream.pos=p;} + if(ch=="_"){ + if(stream.pos==1){ + if(stream.suffix(6)=="_END__"){ + return tokenChain(stream,state,['\0'],"comment");} + else if(stream.suffix(7)=="_DATA__"){ + return tokenChain(stream,state,['\0'],"variable-2");} + else if(stream.suffix(7)=="_C__"){ + return tokenChain(stream,state,['\0'],"string");}}} + if(/\w/.test(ch)){ + var p=stream.pos; + if(stream.look(-2)=="{"&&(stream.look(0)=="}"||stream.eatWhile(/\w/)&&stream.look(0)=="}")) + return "string"; + else + stream.pos=p;} + if(/[A-Z]/.test(ch)){ + var l=stream.look(-2); + var p=stream.pos; + stream.eatWhile(/[A-Z_]/); + if(/[\da-z]/.test(stream.look(0))){ + stream.pos=p;} + else{ + var c=PERL[stream.current()]; + if(!c) + return "meta"; + if(c[1]) + c=c[0]; + if(l!=":"){ + if(c==1) + return "keyword"; + else if(c==2) + return "def"; + else if(c==3) + return "atom"; + else if(c==4) + return "operator"; + else if(c==5) + return "variable-2"; + else + return "meta";} + else + return "meta";}} + if(/[a-zA-Z_]/.test(ch)){ + var l=stream.look(-2); + stream.eatWhile(/\w/); + var c=PERL[stream.current()]; + if(!c) + return "meta"; + if(c[1]) + c=c[0]; + if(l!=":"){ + if(c==1) + return "keyword"; + else if(c==2) + return "def"; + else if(c==3) + return "atom"; + else if(c==4) + return "operator"; + else if(c==5) + return "variable-2"; + else + return "meta";} + else + return "meta";} + return null;} + + return{ + startState:function(){ + return{ + tokenize:tokenPerl, + chain:null, + style:null, + tail:null};}, + token:function(stream,state){ + return (state.tokenize||tokenPerl)(stream,state);}, + electricChars:"{}"};}); + +CodeMirror.defineMIME("text/x-fhem", "fhem"); + +// it's like "peek", but need for look-ahead or look-behind if index < 0 +CodeMirror.StringStream.prototype.look=function(c){ + return this.string.charAt(this.pos+(c||0));}; + +// return a part of prefix of current stream from current position +CodeMirror.StringStream.prototype.prefix=function(c){ + if(c){ + var x=this.pos-c; + return this.string.substr((x>=0?x:0),c);} + else{ + return this.string.substr(0,this.pos-1);}}; + +// return a part of suffix of current stream from current position +CodeMirror.StringStream.prototype.suffix=function(c){ + var y=this.string.length; + var x=y-this.pos+1; + return this.string.substr(this.pos,(c&&c=(y=this.string.length-1)) + this.pos=y; + else + this.pos=x;}; + +Array.prototype.foreach = function( callback ) { + for( var k=0; k iname){ + startIndex = middle + 1; + } + //recalculate middle + middle = Math.floor((stopIndex + startIndex)/2); + } + //make sure it's the right value + return (iname != name) ? null : items[middle]; + } + + function finish(keys,devs,vars,word) { + var res = []; + keys.foreach( function( k, v ) { + if( v.lastIndexOf(word,0)==0) + res.push({text:v,className:"hintkeyword"}); + }); + devs.foreach( function( k, v ) { + if( v.NAME.lastIndexOf(word,0)==0) { + if( v.ATTR && v.ATTR.alias != null) { + res.push({ text:v.NAME, displayText: v.NAME + " # " + v.ATTR.alias}); + } + else { + res.push(v.NAME); + } + } + }); + vars.foreach( function( k, v ) { + if( v.lastIndexOf(word,0)==0) + res.push({text:v,className:"hintvariable"}); + }); + callback( { + list: res, + from: CodeMirror.Pos(cur.line, start), + to: CodeMirror.Pos(cur.line, end) + }); + } +}); diff --git a/fhem/www/codemirror/matchbrackets.js b/fhem/www/codemirror/matchbrackets.js new file mode 100644 index 000000000..465b6ccaa --- /dev/null +++ b/fhem/www/codemirror/matchbrackets.js @@ -0,0 +1,87 @@ +(function() { + var ie_lt8 = /MSIE \d/.test(navigator.userAgent) && + (document.documentMode == null || document.documentMode < 8); + + var Pos = CodeMirror.Pos; + + var matching = {"(": ")>", ")": "(<", "[": "]>", "]": "[<", "{": "}>", "}": "{<"}; + function findMatchingBracket(cm, where, strict) { + var state = cm.state.matchBrackets; + var maxScanLen = (state && state.maxScanLineLength) || 10000; + var maxScanLines = (state && state.maxScanLines) || 100; + + var cur = where || cm.getCursor(), line = cm.getLineHandle(cur.line), pos = cur.ch - 1; + var match = (pos >= 0 && matching[line.text.charAt(pos)]) || matching[line.text.charAt(++pos)]; + if (!match) return null; + var forward = match.charAt(1) == ">", d = forward ? 1 : -1; + if (strict && forward != (pos == cur.ch)) return null; + var style = cm.getTokenTypeAt(Pos(cur.line, pos + 1)); + + var stack = [line.text.charAt(pos)], re = /[(){}[\]]/; + function scan(line, lineNo, start) { + if (!line.text) return; + var pos = forward ? 0 : line.text.length - 1, end = forward ? line.text.length : -1; + if (line.text.length > maxScanLen) return null; + if (start != null) pos = start + d; + for (; pos != end; pos += d) { + var ch = line.text.charAt(pos); + if (re.test(ch) && cm.getTokenTypeAt(Pos(lineNo, pos + 1)) == style) { + var match = matching[ch]; + if (match.charAt(1) == ">" == forward) stack.push(ch); + else if (stack.pop() != match.charAt(0)) return {pos: pos, match: false}; + else if (!stack.length) return {pos: pos, match: true}; + } + } + } + for (var i = cur.line, found, e = forward ? Math.min(i + maxScanLines, cm.lineCount()) : Math.max(-1, i - maxScanLines); i != e; i+=d) { + if (i == cur.line) found = scan(line, i, pos); + else found = scan(cm.getLineHandle(i), i); + if (found) break; + } + return {from: Pos(cur.line, pos), to: found && Pos(i, found.pos), + match: found && found.match, forward: forward}; + } + + function matchBrackets(cm, autoclear) { + // Disable brace matching in long lines, since it'll cause hugely slow updates + var maxHighlightLen = cm.state.matchBrackets.maxHighlightLineLength || 1000; + var found = findMatchingBracket(cm); + if (!found || cm.getLine(found.from.line).length > maxHighlightLen || + found.to && cm.getLine(found.to.line).length > maxHighlightLen) + return; + + var style = found.match ? "CodeMirror-matchingbracket" : "CodeMirror-nonmatchingbracket"; + var one = cm.markText(found.from, Pos(found.from.line, found.from.ch + 1), {className: style}); + var two = found.to && cm.markText(found.to, Pos(found.to.line, found.to.ch + 1), {className: style}); + // Kludge to work around the IE bug from issue #1193, where text + // input stops going to the textarea whenever this fires. + if (ie_lt8 && cm.state.focused) cm.display.input.focus(); + var clear = function() { + cm.operation(function() { one.clear(); two && two.clear(); }); + }; + if (autoclear) setTimeout(clear, 800); + else return clear; + } + + var currentlyHighlighted = null; + function doMatchBrackets(cm) { + cm.operation(function() { + if (currentlyHighlighted) {currentlyHighlighted(); currentlyHighlighted = null;} + if (!cm.somethingSelected()) currentlyHighlighted = matchBrackets(cm, false); + }); + } + + CodeMirror.defineOption("matchBrackets", false, function(cm, val, old) { + if (old && old != CodeMirror.Init) + cm.off("cursorActivity", doMatchBrackets); + if (val) { + cm.state.matchBrackets = typeof val == "object" ? val : {}; + cm.on("cursorActivity", doMatchBrackets); + } + }); + + CodeMirror.defineExtension("matchBrackets", function() {matchBrackets(this, true);}); + CodeMirror.defineExtension("findMatchingBracket", function(pos, strict){ + return findMatchingBracket(this, pos, strict); + }); +})(); diff --git a/fhem/www/codemirror/perl.js b/fhem/www/codemirror/perl.js new file mode 100644 index 000000000..5954b1a61 --- /dev/null +++ b/fhem/www/codemirror/perl.js @@ -0,0 +1,816 @@ +// CodeMirror2 mode/perl/perl.js (text/x-perl) beta 0.10 (2011-11-08) +// This is a part of CodeMirror from https://github.com/sabaca/CodeMirror_mode_perl (mail@sabaca.com) +CodeMirror.defineMode("perl",function(){ + // http://perldoc.perl.org + var PERL={ // null - magic touch + // 1 - keyword + // 2 - def + // 3 - atom + // 4 - operator + // 5 - variable-2 (predefined) + // [x,y] - x=1,2,3; y=must be defined if x{...} + // PERL operators + '->' : 4, + '++' : 4, + '--' : 4, + '**' : 4, + // ! ~ \ and unary + and - + '=~' : 4, + '!~' : 4, + '*' : 4, + '/' : 4, + '%' : 4, + 'x' : 4, + '+' : 4, + '-' : 4, + '.' : 4, + '<<' : 4, + '>>' : 4, + // named unary operators + '<' : 4, + '>' : 4, + '<=' : 4, + '>=' : 4, + 'lt' : 4, + 'gt' : 4, + 'le' : 4, + 'ge' : 4, + '==' : 4, + '!=' : 4, + '<=>' : 4, + 'eq' : 4, + 'ne' : 4, + 'cmp' : 4, + '~~' : 4, + '&' : 4, + '|' : 4, + '^' : 4, + '&&' : 4, + '||' : 4, + '//' : 4, + '..' : 4, + '...' : 4, + '?' : 4, + ':' : 4, + '=' : 4, + '+=' : 4, + '-=' : 4, + '*=' : 4, // etc. ??? + ',' : 4, + '=>' : 4, + '::' : 4, + // list operators (rightward) + 'not' : 4, + 'and' : 4, + 'or' : 4, + 'xor' : 4, + // PERL predefined variables (I know, what this is a paranoid idea, but may be needed for people, who learn PERL, and for me as well, ...and may be for you?;) + 'BEGIN' : [5,1], + 'END' : [5,1], + 'PRINT' : [5,1], + 'PRINTF' : [5,1], + 'GETC' : [5,1], + 'READ' : [5,1], + 'READLINE' : [5,1], + 'DESTROY' : [5,1], + 'TIE' : [5,1], + 'TIEHANDLE' : [5,1], + 'UNTIE' : [5,1], + 'STDIN' : 5, + 'STDIN_TOP' : 5, + 'STDOUT' : 5, + 'STDOUT_TOP' : 5, + 'STDERR' : 5, + 'STDERR_TOP' : 5, + '$ARG' : 5, + '$_' : 5, + '@ARG' : 5, + '@_' : 5, + '$LIST_SEPARATOR' : 5, + '$"' : 5, + '$PROCESS_ID' : 5, + '$PID' : 5, + '$$' : 5, + '$REAL_GROUP_ID' : 5, + '$GID' : 5, + '$(' : 5, + '$EFFECTIVE_GROUP_ID' : 5, + '$EGID' : 5, + '$)' : 5, + '$PROGRAM_NAME' : 5, + '$0' : 5, + '$SUBSCRIPT_SEPARATOR' : 5, + '$SUBSEP' : 5, + '$;' : 5, + '$REAL_USER_ID' : 5, + '$UID' : 5, + '$<' : 5, + '$EFFECTIVE_USER_ID' : 5, + '$EUID' : 5, + '$>' : 5, + '$a' : 5, + '$b' : 5, + '$COMPILING' : 5, + '$^C' : 5, + '$DEBUGGING' : 5, + '$^D' : 5, + '${^ENCODING}' : 5, + '$ENV' : 5, + '%ENV' : 5, + '$SYSTEM_FD_MAX' : 5, + '$^F' : 5, + '@F' : 5, + '${^GLOBAL_PHASE}' : 5, + '$^H' : 5, + '%^H' : 5, + '@INC' : 5, + '%INC' : 5, + '$INPLACE_EDIT' : 5, + '$^I' : 5, + '$^M' : 5, + '$OSNAME' : 5, + '$^O' : 5, + '${^OPEN}' : 5, + '$PERLDB' : 5, + '$^P' : 5, + '$SIG' : 5, + '%SIG' : 5, + '$BASETIME' : 5, + '$^T' : 5, + '${^TAINT}' : 5, + '${^UNICODE}' : 5, + '${^UTF8CACHE}' : 5, + '${^UTF8LOCALE}' : 5, + '$PERL_VERSION' : 5, + '$^V' : 5, + '${^WIN32_SLOPPY_STAT}' : 5, + '$EXECUTABLE_NAME' : 5, + '$^X' : 5, + '$1' : 5, // - regexp $1, $2... + '$MATCH' : 5, + '$&' : 5, + '${^MATCH}' : 5, + '$PREMATCH' : 5, + '$`' : 5, + '${^PREMATCH}' : 5, + '$POSTMATCH' : 5, + "$'" : 5, + '${^POSTMATCH}' : 5, + '$LAST_PAREN_MATCH' : 5, + '$+' : 5, + '$LAST_SUBMATCH_RESULT' : 5, + '$^N' : 5, + '@LAST_MATCH_END' : 5, + '@+' : 5, + '%LAST_PAREN_MATCH' : 5, + '%+' : 5, + '@LAST_MATCH_START' : 5, + '@-' : 5, + '%LAST_MATCH_START' : 5, + '%-' : 5, + '$LAST_REGEXP_CODE_RESULT' : 5, + '$^R' : 5, + '${^RE_DEBUG_FLAGS}' : 5, + '${^RE_TRIE_MAXBUF}' : 5, + '$ARGV' : 5, + '@ARGV' : 5, + 'ARGV' : 5, + 'ARGVOUT' : 5, + '$OUTPUT_FIELD_SEPARATOR' : 5, + '$OFS' : 5, + '$,' : 5, + '$INPUT_LINE_NUMBER' : 5, + '$NR' : 5, + '$.' : 5, + '$INPUT_RECORD_SEPARATOR' : 5, + '$RS' : 5, + '$/' : 5, + '$OUTPUT_RECORD_SEPARATOR' : 5, + '$ORS' : 5, + '$\\' : 5, + '$OUTPUT_AUTOFLUSH' : 5, + '$|' : 5, + '$ACCUMULATOR' : 5, + '$^A' : 5, + '$FORMAT_FORMFEED' : 5, + '$^L' : 5, + '$FORMAT_PAGE_NUMBER' : 5, + '$%' : 5, + '$FORMAT_LINES_LEFT' : 5, + '$-' : 5, + '$FORMAT_LINE_BREAK_CHARACTERS' : 5, + '$:' : 5, + '$FORMAT_LINES_PER_PAGE' : 5, + '$=' : 5, + '$FORMAT_TOP_NAME' : 5, + '$^' : 5, + '$FORMAT_NAME' : 5, + '$~' : 5, + '${^CHILD_ERROR_NATIVE}' : 5, + '$EXTENDED_OS_ERROR' : 5, + '$^E' : 5, + '$EXCEPTIONS_BEING_CAUGHT' : 5, + '$^S' : 5, + '$WARNING' : 5, + '$^W' : 5, + '${^WARNING_BITS}' : 5, + '$OS_ERROR' : 5, + '$ERRNO' : 5, + '$!' : 5, + '%OS_ERROR' : 5, + '%ERRNO' : 5, + '%!' : 5, + '$CHILD_ERROR' : 5, + '$?' : 5, + '$EVAL_ERROR' : 5, + '$@' : 5, + '$OFMT' : 5, + '$#' : 5, + '$*' : 5, + '$ARRAY_BASE' : 5, + '$[' : 5, + '$OLD_PERL_VERSION' : 5, + '$]' : 5, + // PERL blocks + 'if' :[1,1], + elsif :[1,1], + 'else' :[1,1], + 'while' :[1,1], + unless :[1,1], + 'for' :[1,1], + foreach :[1,1], + // PERL functions + 'abs' :1, // - absolute value function + accept :1, // - accept an incoming socket connect + alarm :1, // - schedule a SIGALRM + 'atan2' :1, // - arctangent of Y/X in the range -PI to PI + bind :1, // - binds an address to a socket + binmode :1, // - prepare binary files for I/O + bless :1, // - create an object + bootstrap :1, // + 'break' :1, // - break out of a "given" block + caller :1, // - get context of the current subroutine call + chdir :1, // - change your current working directory + chmod :1, // - changes the permissions on a list of files + chomp :1, // - remove a trailing record separator from a string + chop :1, // - remove the last character from a string + chown :1, // - change the owership on a list of files + chr :1, // - get character this number represents + chroot :1, // - make directory new root for path lookups + close :1, // - close file (or pipe or socket) handle + closedir :1, // - close directory handle + connect :1, // - connect to a remote socket + 'continue' :[1,1], // - optional trailing block in a while or foreach + 'cos' :1, // - cosine function + crypt :1, // - one-way passwd-style encryption + dbmclose :1, // - breaks binding on a tied dbm file + dbmopen :1, // - create binding on a tied dbm file + 'default' :1, // + defined :1, // - test whether a value, variable, or function is defined + 'delete' :1, // - deletes a value from a hash + die :1, // - raise an exception or bail out + 'do' :1, // - turn a BLOCK into a TERM + dump :1, // - create an immediate core dump + each :1, // - retrieve the next key/value pair from a hash + endgrent :1, // - be done using group file + endhostent :1, // - be done using hosts file + endnetent :1, // - be done using networks file + endprotoent :1, // - be done using protocols file + endpwent :1, // - be done using passwd file + endservent :1, // - be done using services file + eof :1, // - test a filehandle for its end + 'eval' :1, // - catch exceptions or compile and run code + 'exec' :1, // - abandon this program to run another + exists :1, // - test whether a hash key is present + exit :1, // - terminate this program + 'exp' :1, // - raise I to a power + fcntl :1, // - file control system call + fileno :1, // - return file descriptor from filehandle + flock :1, // - lock an entire file with an advisory lock + fork :1, // - create a new process just like this one + format :1, // - declare a picture format with use by the write() function + formline :1, // - internal function used for formats + getc :1, // - get the next character from the filehandle + getgrent :1, // - get next group record + getgrgid :1, // - get group record given group user ID + getgrnam :1, // - get group record given group name + gethostbyaddr :1, // - get host record given its address + gethostbyname :1, // - get host record given name + gethostent :1, // - get next hosts record + getlogin :1, // - return who logged in at this tty + getnetbyaddr :1, // - get network record given its address + getnetbyname :1, // - get networks record given name + getnetent :1, // - get next networks record + getpeername :1, // - find the other end of a socket connection + getpgrp :1, // - get process group + getppid :1, // - get parent process ID + getpriority :1, // - get current nice value + getprotobyname :1, // - get protocol record given name + getprotobynumber :1, // - get protocol record numeric protocol + getprotoent :1, // - get next protocols record + getpwent :1, // - get next passwd record + getpwnam :1, // - get passwd record given user login name + getpwuid :1, // - get passwd record given user ID + getservbyname :1, // - get services record given its name + getservbyport :1, // - get services record given numeric port + getservent :1, // - get next services record + getsockname :1, // - retrieve the sockaddr for a given socket + getsockopt :1, // - get socket options on a given socket + given :1, // + glob :1, // - expand filenames using wildcards + gmtime :1, // - convert UNIX time into record or string using Greenwich time + 'goto' :1, // - create spaghetti code + grep :1, // - locate elements in a list test true against a given criterion + hex :1, // - convert a string to a hexadecimal number + 'import' :1, // - patch a module's namespace into your own + index :1, // - find a substring within a string + 'int' :1, // - get the integer portion of a number + ioctl :1, // - system-dependent device control system call + 'join' :1, // - join a list into a string using a separator + keys :1, // - retrieve list of indices from a hash + kill :1, // - send a signal to a process or process group + last :1, // - exit a block prematurely + lc :1, // - return lower-case version of a string + lcfirst :1, // - return a string with just the next letter in lower case + length :1, // - return the number of bytes in a string + 'link' :1, // - create a hard link in the filesytem + listen :1, // - register your socket as a server + local : 2, // - create a temporary value for a global variable (dynamic scoping) + localtime :1, // - convert UNIX time into record or string using local time + lock :1, // - get a thread lock on a variable, subroutine, or method + 'log' :1, // - retrieve the natural logarithm for a number + lstat :1, // - stat a symbolic link + m :null, // - match a string with a regular expression pattern + map :1, // - apply a change to a list to get back a new list with the changes + mkdir :1, // - create a directory + msgctl :1, // - SysV IPC message control operations + msgget :1, // - get SysV IPC message queue + msgrcv :1, // - receive a SysV IPC message from a message queue + msgsnd :1, // - send a SysV IPC message to a message queue + my : 2, // - declare and assign a local variable (lexical scoping) + 'new' :1, // + next :1, // - iterate a block prematurely + no :1, // - unimport some module symbols or semantics at compile time + oct :1, // - convert a string to an octal number + open :1, // - open a file, pipe, or descriptor + opendir :1, // - open a directory + ord :1, // - find a character's numeric representation + our : 2, // - declare and assign a package variable (lexical scoping) + pack :1, // - convert a list into a binary representation + 'package' :1, // - declare a separate global namespace + pipe :1, // - open a pair of connected filehandles + pop :1, // - remove the last element from an array and return it + pos :1, // - find or set the offset for the last/next m//g search + print :1, // - output a list to a filehandle + printf :1, // - output a formatted list to a filehandle + prototype :1, // - get the prototype (if any) of a subroutine + push :1, // - append one or more elements to an array + q :null, // - singly quote a string + qq :null, // - doubly quote a string + qr :null, // - Compile pattern + quotemeta :null, // - quote regular expression magic characters + qw :null, // - quote a list of words + qx :null, // - backquote quote a string + rand :1, // - retrieve the next pseudorandom number + read :1, // - fixed-length buffered input from a filehandle + readdir :1, // - get a directory from a directory handle + readline :1, // - fetch a record from a file + readlink :1, // - determine where a symbolic link is pointing + readpipe :1, // - execute a system command and collect standard output + recv :1, // - receive a message over a Socket + redo :1, // - start this loop iteration over again + ref :1, // - find out the type of thing being referenced + rename :1, // - change a filename + require :1, // - load in external functions from a library at runtime + reset :1, // - clear all variables of a given name + 'return' :1, // - get out of a function early + reverse :1, // - flip a string or a list + rewinddir :1, // - reset directory handle + rindex :1, // - right-to-left substring search + rmdir :1, // - remove a directory + s :null, // - replace a pattern with a string + say :1, // - print with newline + scalar :1, // - force a scalar context + seek :1, // - reposition file pointer for random-access I/O + seekdir :1, // - reposition directory pointer + select :1, // - reset default output or do I/O multiplexing + semctl :1, // - SysV semaphore control operations + semget :1, // - get set of SysV semaphores + semop :1, // - SysV semaphore operations + send :1, // - send a message over a socket + setgrent :1, // - prepare group file for use + sethostent :1, // - prepare hosts file for use + setnetent :1, // - prepare networks file for use + setpgrp :1, // - set the process group of a process + setpriority :1, // - set a process's nice value + setprotoent :1, // - prepare protocols file for use + setpwent :1, // - prepare passwd file for use + setservent :1, // - prepare services file for use + setsockopt :1, // - set some socket options + shift :1, // - remove the first element of an array, and return it + shmctl :1, // - SysV shared memory operations + shmget :1, // - get SysV shared memory segment identifier + shmread :1, // - read SysV shared memory + shmwrite :1, // - write SysV shared memory + shutdown :1, // - close down just half of a socket connection + 'sin' :1, // - return the sine of a number + sleep :1, // - block for some number of seconds + socket :1, // - create a socket + socketpair :1, // - create a pair of sockets + 'sort' :1, // - sort a list of values + splice :1, // - add or remove elements anywhere in an array + 'split' :1, // - split up a string using a regexp delimiter + sprintf :1, // - formatted print into a string + 'sqrt' :1, // - square root function + srand :1, // - seed the random number generator + stat :1, // - get a file's status information + state :1, // - declare and assign a state variable (persistent lexical scoping) + study :1, // - optimize input data for repeated searches + 'sub' :1, // - declare a subroutine, possibly anonymously + 'substr' :1, // - get or alter a portion of a stirng + symlink :1, // - create a symbolic link to a file + syscall :1, // - execute an arbitrary system call + sysopen :1, // - open a file, pipe, or descriptor + sysread :1, // - fixed-length unbuffered input from a filehandle + sysseek :1, // - position I/O pointer on handle used with sysread and syswrite + system :1, // - run a separate program + syswrite :1, // - fixed-length unbuffered output to a filehandle + tell :1, // - get current seekpointer on a filehandle + telldir :1, // - get current seekpointer on a directory handle + tie :1, // - bind a variable to an object class + tied :1, // - get a reference to the object underlying a tied variable + time :1, // - return number of seconds since 1970 + times :1, // - return elapsed time for self and child processes + tr :null, // - transliterate a string + truncate :1, // - shorten a file + uc :1, // - return upper-case version of a string + ucfirst :1, // - return a string with just the next letter in upper case + umask :1, // - set file creation mode mask + undef :1, // - remove a variable or function definition + unlink :1, // - remove one link to a file + unpack :1, // - convert binary structure into normal perl variables + unshift :1, // - prepend more elements to the beginning of a list + untie :1, // - break a tie binding to a variable + use :1, // - load in a module at compile time + utime :1, // - set a file's last access and modify times + values :1, // - return a list of the values in a hash + vec :1, // - test or set particular bits in a string + wait :1, // - wait for any child process to die + waitpid :1, // - wait for a particular child process to die + wantarray :1, // - get void vs scalar vs list context of current subroutine call + warn :1, // - print debugging info + when :1, // + write :1, // - print a picture record + y :null}; // - transliterate a string + + var RXstyle="string-2"; + var RXmodifiers=/[goseximacplud]/; // NOTE: "m", "s", "y" and "tr" need to correct real modifiers for each regexp type + + function tokenChain(stream,state,chain,style,tail){ // NOTE: chain.length > 2 is not working now (it's for s[...][...]geos;) + state.chain=null; // 12 3tail + state.style=null; + state.tail=null; + state.tokenize=function(stream,state){ + var e=false,c,i=0; + while(c=stream.next()){ + if(c===chain[i]&&!e){ + if(chain[++i]!==undefined){ + state.chain=chain[i]; + state.style=style; + state.tail=tail;} + else if(tail) + stream.eatWhile(tail); + state.tokenize=tokenPerl; + return style;} + e=!e&&c=="\\";} + return style;}; + return state.tokenize(stream,state);} + + function tokenSOMETHING(stream,state,string){ + state.tokenize=function(stream,state){ + if(stream.string==string) + state.tokenize=tokenPerl; + stream.skipToEnd(); + return "string";}; + return state.tokenize(stream,state);} + + function tokenPerl(stream,state){ + if(stream.eatSpace()) + return null; + if(state.chain) + return tokenChain(stream,state,state.chain,state.style,state.tail); + if(stream.match(/^\-?[\d\.]/,false)) + if(stream.match(/^(\-?(\d*\.\d+(e[+-]?\d+)?|\d+\.\d*)|0x[\da-fA-F]+|0b[01]+|\d+(e[+-]?\d+)?)/)) + return 'number'; + if(stream.match(/^<<(?=\w)/)){ // NOTE: <"],RXstyle,RXmodifiers);} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}} + else if(c=="q"){ + c=stream.look(1); + if(c=="("){ + stream.eatSuffix(2); + return tokenChain(stream,state,[")"],"string");} + if(c=="["){ + stream.eatSuffix(2); + return tokenChain(stream,state,["]"],"string");} + if(c=="{"){ +stream.eatSuffix(2); + return tokenChain(stream,state,["}"],"string");} + if(c=="<"){ + stream.eatSuffix(2); + return tokenChain(stream,state,[">"],"string");} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],"string");}} + else if(c=="w"){ + c=stream.look(1); + if(c=="("){ + stream.eatSuffix(2); + return tokenChain(stream,state,[")"],"bracket");} + if(c=="["){ + stream.eatSuffix(2); + return tokenChain(stream,state,["]"],"bracket");} + if(c=="{"){ + stream.eatSuffix(2); + return tokenChain(stream,state,["}"],"bracket");} + if(c=="<"){ + stream.eatSuffix(2); + return tokenChain(stream,state,[">"],"bracket");} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],"bracket");}} + else if(c=="r"){ + c=stream.look(1); + if(c=="("){ + stream.eatSuffix(2); + return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} + if(c=="["){ + stream.eatSuffix(2); + return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} + if(c=="{"){ + stream.eatSuffix(2); + return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} + if(c=="<"){ + stream.eatSuffix(2); + return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);} + if(/[\^'"!~\/]/.test(c)){ + stream.eatSuffix(1); + return tokenChain(stream,state,[stream.eat(c)],RXstyle,RXmodifiers);}} + else if(/[\^'"!~\/(\[{<]/.test(c)){ + if(c=="("){ + stream.eatSuffix(1); + return tokenChain(stream,state,[")"],"string");} + if(c=="["){ + stream.eatSuffix(1); + return tokenChain(stream,state,["]"],"string");} + if(c=="{"){ + stream.eatSuffix(1); + return tokenChain(stream,state,["}"],"string");} + if(c=="<"){ + stream.eatSuffix(1); + return tokenChain(stream,state,[">"],"string");} + if(/[\^'"!~\/]/.test(c)){ + return tokenChain(stream,state,[stream.eat(c)],"string");}}}} + if(ch=="m"){ + var c=stream.look(-2); + if(!(c&&/\w/.test(c))){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(/[\^'"!~\/]/.test(c)){ + return tokenChain(stream,state,[c],RXstyle,RXmodifiers);} + if(c=="("){ + return tokenChain(stream,state,[")"],RXstyle,RXmodifiers);} + if(c=="["){ + return tokenChain(stream,state,["]"],RXstyle,RXmodifiers);} + if(c=="{"){ + return tokenChain(stream,state,["}"],RXstyle,RXmodifiers);} + if(c=="<"){ + return tokenChain(stream,state,[">"],RXstyle,RXmodifiers);}}}} + if(ch=="s"){ + var c=/[\/>\]})\w]/.test(stream.look(-2)); + if(!c){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(c=="[") + return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); + if(c=="{") + return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); + if(c=="<") + return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); + if(c=="(") + return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); + return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}} + if(ch=="y"){ + var c=/[\/>\]})\w]/.test(stream.look(-2)); + if(!c){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(c=="[") + return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); + if(c=="{") + return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); + if(c=="<") + return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); + if(c=="(") + return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); + return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}} + if(ch=="t"){ + var c=/[\/>\]})\w]/.test(stream.look(-2)); + if(!c){ + c=stream.eat("r");if(c){ + c=stream.eat(/[(\[{<\^'"!~\/]/); + if(c){ + if(c=="[") + return tokenChain(stream,state,["]","]"],RXstyle,RXmodifiers); + if(c=="{") + return tokenChain(stream,state,["}","}"],RXstyle,RXmodifiers); + if(c=="<") + return tokenChain(stream,state,[">",">"],RXstyle,RXmodifiers); + if(c=="(") + return tokenChain(stream,state,[")",")"],RXstyle,RXmodifiers); + return tokenChain(stream,state,[c,c],RXstyle,RXmodifiers);}}}} + if(ch=="`"){ + return tokenChain(stream,state,[ch],"variable-2");} + if(ch=="/"){ + if(!/~\s*$/.test(stream.prefix())) + return "operator"; + else + return tokenChain(stream,state,[ch],RXstyle,RXmodifiers);} + if(ch=="$"){ + var p=stream.pos; + if(stream.eatWhile(/\d/)||stream.eat("{")&&stream.eatWhile(/\d/)&&stream.eat("}")) + return "variable-2"; + else + stream.pos=p;} + if(/[$@%]/.test(ch)){ + var p=stream.pos; + if(stream.eat("^")&&stream.eat(/[A-Z]/)||!/[@$%&]/.test(stream.look(-2))&&stream.eat(/[=|\\\-#?@;:&`~\^!\[\]*'"$+.,\/<>()]/)){ + var c=stream.current(); + if(PERL[c]) + return "variable-2";} + stream.pos=p;} + if(/[$@%&]/.test(ch)){ + if(stream.eatWhile(/[\w$\[\]]/)||stream.eat("{")&&stream.eatWhile(/[\w$\[\]]/)&&stream.eat("}")){ + var c=stream.current(); + if(PERL[c]) + return "variable-2"; + else + return "variable";}} + if(ch=="#"){ + if(stream.look(-2)!="$"){ + stream.skipToEnd(); + return "comment";}} + if(/[:+\-\^*$&%@=<>!?|\/~\.]/.test(ch)){ + var p=stream.pos; + stream.eatWhile(/[:+\-\^*$&%@=<>!?|\/~\.]/); + if(PERL[stream.current()]) + return "operator"; + else + stream.pos=p;} + if(ch=="_"){ + if(stream.pos==1){ + if(stream.suffix(6)=="_END__"){ + return tokenChain(stream,state,['\0'],"comment");} + else if(stream.suffix(7)=="_DATA__"){ + return tokenChain(stream,state,['\0'],"variable-2");} + else if(stream.suffix(7)=="_C__"){ + return tokenChain(stream,state,['\0'],"string");}}} + if(/\w/.test(ch)){ + var p=stream.pos; + if(stream.look(-2)=="{"&&(stream.look(0)=="}"||stream.eatWhile(/\w/)&&stream.look(0)=="}")) + return "string"; + else + stream.pos=p;} + if(/[A-Z]/.test(ch)){ + var l=stream.look(-2); + var p=stream.pos; + stream.eatWhile(/[A-Z_]/); + if(/[\da-z]/.test(stream.look(0))){ + stream.pos=p;} + else{ + var c=PERL[stream.current()]; + if(!c) + return "meta"; + if(c[1]) + c=c[0]; + if(l!=":"){ + if(c==1) + return "keyword"; + else if(c==2) + return "def"; + else if(c==3) + return "atom"; + else if(c==4) + return "operator"; + else if(c==5) + return "variable-2"; + else + return "meta";} + else + return "meta";}} + if(/[a-zA-Z_]/.test(ch)){ + var l=stream.look(-2); + stream.eatWhile(/\w/); + var c=PERL[stream.current()]; + if(!c) + return "meta"; + if(c[1]) + c=c[0]; + if(l!=":"){ + if(c==1) + return "keyword"; + else if(c==2) + return "def"; + else if(c==3) + return "atom"; + else if(c==4) + return "operator"; + else if(c==5) + return "variable-2"; + else + return "meta";} + else + return "meta";} + return null;} + + return{ + startState:function(){ + return{ + tokenize:tokenPerl, + chain:null, + style:null, + tail:null};}, + token:function(stream,state){ + return (state.tokenize||tokenPerl)(stream,state);}, + electricChars:"{}"};}); + +CodeMirror.defineMIME("text/x-perl", "perl"); + +// it's like "peek", but need for look-ahead or look-behind if index < 0 +CodeMirror.StringStream.prototype.look=function(c){ + return this.string.charAt(this.pos+(c||0));}; + +// return a part of prefix of current stream from current position +CodeMirror.StringStream.prototype.prefix=function(c){ + if(c){ + var x=this.pos-c; + return this.string.substr((x>=0?x:0),c);} + else{ + return this.string.substr(0,this.pos-1);}}; + +// return a part of suffix of current stream from current position +CodeMirror.StringStream.prototype.suffix=function(c){ + var y=this.string.length; + var x=y-this.pos+1; + return this.string.substr(this.pos,(c&&c=(y=this.string.length-1)) + this.pos=y; + else + this.pos=x;}; diff --git a/fhem/www/codemirror/show-hint.css b/fhem/www/codemirror/show-hint.css new file mode 100644 index 000000000..8a4ff052e --- /dev/null +++ b/fhem/www/codemirror/show-hint.css @@ -0,0 +1,38 @@ +.CodeMirror-hints { + position: absolute; + z-index: 10; + overflow: hidden; + list-style: none; + + margin: 0; + padding: 2px; + + -webkit-box-shadow: 2px 3px 5px rgba(0,0,0,.2); + -moz-box-shadow: 2px 3px 5px rgba(0,0,0,.2); + box-shadow: 2px 3px 5px rgba(0,0,0,.2); + border-radius: 3px; + border: 1px solid silver; + + background: white; + font-size: 90%; + font-family: monospace; + + max-height: 20em; + overflow-y: auto; +} + +.CodeMirror-hint { + margin: 0; + padding: 0 4px; + border-radius: 2px; + max-width: 19em; + overflow: hidden; + white-space: pre; + color: black; + cursor: pointer; +} + +.CodeMirror-hint-active { + background: #08f; + color: white; +} diff --git a/fhem/www/codemirror/show-hint.js b/fhem/www/codemirror/show-hint.js new file mode 100644 index 000000000..7e03d1139 --- /dev/null +++ b/fhem/www/codemirror/show-hint.js @@ -0,0 +1,335 @@ +(function() { + "use strict"; + + var HINT_ELEMENT_CLASS = "CodeMirror-hint"; + var ACTIVE_HINT_ELEMENT_CLASS = "CodeMirror-hint-active"; + + CodeMirror.showHint = function(cm, getHints, options) { + // We want a single cursor position. + if (cm.somethingSelected()) return; + if (getHints == null) { + if (options && options.async) return; + else getHints = CodeMirror.hint.auto; + } + + if (cm.state.completionActive) cm.state.completionActive.close(); + + var completion = cm.state.completionActive = new Completion(cm, getHints, options || {}); + CodeMirror.signal(cm, "startCompletion", cm); + if (completion.options.async) + getHints(cm, function(hints) { completion.showHints(hints); }, completion.options); + else + return completion.showHints(getHints(cm, completion.options)); + }; + + function Completion(cm, getHints, options) { + this.cm = cm; + this.getHints = getHints; + this.options = options; + this.widget = this.onClose = null; + } + + Completion.prototype = { + close: function() { + if (!this.active()) return; + this.cm.state.completionActive = null; + + if (this.widget) this.widget.close(); + if (this.onClose) this.onClose(); + CodeMirror.signal(this.cm, "endCompletion", this.cm); + }, + + active: function() { + return this.cm.state.completionActive == this; + }, + + pick: function(data, i) { + var completion = data.list[i]; + if (completion.hint) completion.hint(this.cm, data, completion); + else this.cm.replaceRange(getText(completion), data.from, data.to); + CodeMirror.signal(data, "pick", completion); + this.close(); + }, + + showHints: function(data) { + if (!data || !data.list.length || !this.active()) return this.close(); + + if (this.options.completeSingle != false && data.list.length == 1) + this.pick(data, 0); + else + this.showWidget(data); + }, + + showWidget: function(data) { + this.widget = new Widget(this, data); + CodeMirror.signal(data, "shown"); + + var debounce = 0, completion = this, finished; + var closeOn = this.options.closeCharacters || /[\s()\[\]{};:>,]/; + var startPos = this.cm.getCursor(), startLen = this.cm.getLine(startPos.line).length; + + var requestAnimationFrame = window.requestAnimationFrame || function(fn) { + return setTimeout(fn, 1000/60); + }; + var cancelAnimationFrame = window.cancelAnimationFrame || clearTimeout; + + function done() { + if (finished) return; + finished = true; + completion.close(); + completion.cm.off("cursorActivity", activity); + if (data) CodeMirror.signal(data, "close"); + } + + function update() { + if (finished) return; + CodeMirror.signal(data, "update"); + if (completion.options.async) + completion.getHints(completion.cm, finishUpdate, completion.options); + else + finishUpdate(completion.getHints(completion.cm, completion.options)); + } + function finishUpdate(data_) { + data = data_; + if (finished) return; + if (!data || !data.list.length) return done(); + completion.widget = new Widget(completion, data); + } + + function clearDebounce() { + if (debounce) { + cancelAnimationFrame(debounce); + debounce = 0; + } + } + + function activity() { + clearDebounce(); + var pos = completion.cm.getCursor(), line = completion.cm.getLine(pos.line); + if (pos.line != startPos.line || line.length - pos.ch != startLen - startPos.ch || + pos.ch < startPos.ch || completion.cm.somethingSelected() || + (pos.ch && closeOn.test(line.charAt(pos.ch - 1)))) { + completion.close(); + } else { + debounce = requestAnimationFrame(update); + if (completion.widget) completion.widget.close(); + } + } + this.cm.on("cursorActivity", activity); + this.onClose = done; + } + }; + + function getText(completion) { + if (typeof completion == "string") return completion; + else return completion.text; + } + + function buildKeyMap(options, handle) { + var baseMap = { + Up: function() {handle.moveFocus(-1);}, + Down: function() {handle.moveFocus(1);}, + PageUp: function() {handle.moveFocus(-handle.menuSize() + 1, true);}, + PageDown: function() {handle.moveFocus(handle.menuSize() - 1, true);}, + Home: function() {handle.setFocus(0);}, + End: function() {handle.setFocus(handle.length - 1);}, + Enter: handle.pick, + Tab: handle.pick, + Esc: handle.close + }; + var ourMap = options.customKeys ? {} : baseMap; + function addBinding(key, val) { + var bound; + if (typeof val != "string") + bound = function(cm) { return val(cm, handle); }; + // This mechanism is deprecated + else if (baseMap.hasOwnProperty(val)) + bound = baseMap[val]; + else + bound = val; + ourMap[key] = bound; + } + if (options.customKeys) + for (var key in options.customKeys) if (options.customKeys.hasOwnProperty(key)) + addBinding(key, options.customKeys[key]); + if (options.extraKeys) + for (var key in options.extraKeys) if (options.extraKeys.hasOwnProperty(key)) + addBinding(key, options.extraKeys[key]); + return ourMap; + } + + function getHintElement(hintsElement, el) { + while (el && el != hintsElement) { + if (el.nodeName.toUpperCase() === "LI" && el.parentNode == hintsElement) return el; + el = el.parentNode; + } + } + + function Widget(completion, data) { + this.completion = completion; + this.data = data; + var widget = this, cm = completion.cm, options = completion.options; + + var hints = this.hints = document.createElement("ul"); + hints.className = "CodeMirror-hints"; + this.selectedHint = options.getDefaultSelection ? options.getDefaultSelection(cm,options,data) : 0; + + var completions = data.list; + for (var i = 0; i < completions.length; ++i) { + var elt = hints.appendChild(document.createElement("li")), cur = completions[i]; + var className = HINT_ELEMENT_CLASS + (i != this.selectedHint ? "" : " " + ACTIVE_HINT_ELEMENT_CLASS); + if (cur.className != null) className = cur.className + " " + className; + elt.className = className; + if (cur.render) cur.render(elt, data, cur); + else elt.appendChild(document.createTextNode(cur.displayText || getText(cur))); + elt.hintId = i; + } + + var pos = cm.cursorCoords(options.alignWithWord !== false ? data.from : null); + var left = pos.left, top = pos.bottom, below = true; + hints.style.left = left + "px"; + hints.style.top = top + "px"; + // If we're at the edge of the screen, then we want the menu to appear on the left of the cursor. + var winW = window.innerWidth || Math.max(document.body.offsetWidth, document.documentElement.offsetWidth); + var winH = window.innerHeight || Math.max(document.body.offsetHeight, document.documentElement.offsetHeight); + (options.container || document.body).appendChild(hints); + var box = hints.getBoundingClientRect(); + var overlapX = box.right - winW, overlapY = box.bottom - winH; + if (overlapX > 0) { + if (box.right - box.left > winW) { + hints.style.width = (winW - 5) + "px"; + overlapX -= (box.right - box.left) - winW; + } + hints.style.left = (left = pos.left - overlapX) + "px"; + } + if (overlapY > 0) { + var height = box.bottom - box.top; + if (box.top - (pos.bottom - pos.top) - height > 0) { + overlapY = height + (pos.bottom - pos.top); + below = false; + } else if (height > winH) { + hints.style.height = (winH - 5) + "px"; + overlapY -= height - winH; + } + hints.style.top = (top = pos.bottom - overlapY) + "px"; + } + + cm.addKeyMap(this.keyMap = buildKeyMap(options, { + moveFocus: function(n, avoidWrap) { widget.changeActive(widget.selectedHint + n, avoidWrap); }, + setFocus: function(n) { widget.changeActive(n); }, + menuSize: function() { return widget.screenAmount(); }, + length: completions.length, + close: function() { completion.close(); }, + pick: function() { widget.pick(); } + })); + + if (options.closeOnUnfocus !== false) { + var closingOnBlur; + cm.on("blur", this.onBlur = function() { closingOnBlur = setTimeout(function() { completion.close(); }, 100); }); + cm.on("focus", this.onFocus = function() { clearTimeout(closingOnBlur); }); + } + + var startScroll = cm.getScrollInfo(); + cm.on("scroll", this.onScroll = function() { + var curScroll = cm.getScrollInfo(), editor = cm.getWrapperElement().getBoundingClientRect(); + var newTop = top + startScroll.top - curScroll.top; + var point = newTop - (window.pageYOffset || (document.documentElement || document.body).scrollTop); + if (!below) point += hints.offsetHeight; + if (point <= editor.top || point >= editor.bottom) return completion.close(); + hints.style.top = newTop + "px"; + hints.style.left = (left + startScroll.left - curScroll.left) + "px"; + }); + + CodeMirror.on(hints, "dblclick", function(e) { + var t = getHintElement(hints, e.target || e.srcElement); + if (t && t.hintId != null) {widget.changeActive(t.hintId); widget.pick();} + }); + + CodeMirror.on(hints, "click", function(e) { + var t = getHintElement(hints, e.target || e.srcElement); + if (t && t.hintId != null) { + widget.changeActive(t.hintId); + if (options.completeOnSingleClick) widget.pick(); + } + }); + + CodeMirror.on(hints, "mousedown", function() { + setTimeout(function(){cm.focus();}, 20); + }); + + CodeMirror.signal(data, "select", completions[0], hints.firstChild); + return true; + } + + Widget.prototype = { + close: function() { + if (this.completion.widget != this) return; + this.completion.widget = null; + this.hints.parentNode.removeChild(this.hints); + this.completion.cm.removeKeyMap(this.keyMap); + + var cm = this.completion.cm; + if (this.completion.options.closeOnUnfocus !== false) { + cm.off("blur", this.onBlur); + cm.off("focus", this.onFocus); + } + cm.off("scroll", this.onScroll); + }, + + pick: function() { + this.completion.pick(this.data, this.selectedHint); + }, + + changeActive: function(i, avoidWrap) { + if (i >= this.data.list.length) + i = avoidWrap ? this.data.list.length - 1 : 0; + else if (i < 0) + i = avoidWrap ? 0 : this.data.list.length - 1; + if (this.selectedHint == i) return; + var node = this.hints.childNodes[this.selectedHint]; + node.className = node.className.replace(" " + ACTIVE_HINT_ELEMENT_CLASS, ""); + node = this.hints.childNodes[this.selectedHint = i]; + node.className += " " + ACTIVE_HINT_ELEMENT_CLASS; + if (node.offsetTop < this.hints.scrollTop) + this.hints.scrollTop = node.offsetTop - 3; + else if (node.offsetTop + node.offsetHeight > this.hints.scrollTop + this.hints.clientHeight) + this.hints.scrollTop = node.offsetTop + node.offsetHeight - this.hints.clientHeight + 3; + CodeMirror.signal(this.data, "select", this.data.list[this.selectedHint], node); + }, + + screenAmount: function() { + return Math.floor(this.hints.clientHeight / this.hints.firstChild.offsetHeight) || 1; + } + }; + + CodeMirror.registerHelper("hint", "auto", function(cm, options) { + var helpers = cm.getHelpers(cm.getCursor(), "hint"); + if (helpers.length) { + for (var i = 0; i < helpers.length; i++) { + var cur = helpers[i](cm, options); + if (cur && cur.list.length) return cur; + } + } else { + var words = cm.getHelper(cm.getCursor(), "hintWords"); + if (words) return CodeMirror.hint.fromList(cm, {words: words}); + } + }); + + CodeMirror.registerHelper("hint", "fromList", function(cm, options) { + var cur = cm.getCursor(), token = cm.getTokenAt(cur); + var found = []; + for (var i = 0; i < options.words.length; i++) { + var word = options.words[i]; + if (word.slice(0, token.string.length) == token.string) + found.push(word); + } + + if (found.length) return { + list: found, + from: CodeMirror.Pos(cur.line, token.start), + to: CodeMirror.Pos(cur.line, token.end) + }; + }); + + CodeMirror.commands.autocomplete = CodeMirror.showHint; +})(); diff --git a/fhem/www/codemirror/xml.js b/fhem/www/codemirror/xml.js new file mode 100644 index 000000000..96b51ff97 --- /dev/null +++ b/fhem/www/codemirror/xml.js @@ -0,0 +1,332 @@ +CodeMirror.defineMode("xml", function(config, parserConfig) { + var indentUnit = config.indentUnit; + var multilineTagIndentFactor = parserConfig.multilineTagIndentFactor || 1; + var multilineTagIndentPastTag = parserConfig.multilineTagIndentPastTag || true; + + var Kludges = parserConfig.htmlMode ? { + autoSelfClosers: {'area': true, 'base': true, 'br': true, 'col': true, 'command': true, + 'embed': true, 'frame': true, 'hr': true, 'img': true, 'input': true, + 'keygen': true, 'link': true, 'meta': true, 'param': true, 'source': true, + 'track': true, 'wbr': true}, + implicitlyClosed: {'dd': true, 'li': true, 'optgroup': true, 'option': true, 'p': true, + 'rp': true, 'rt': true, 'tbody': true, 'td': true, 'tfoot': true, + 'th': true, 'tr': true}, + contextGrabbers: { + 'dd': {'dd': true, 'dt': true}, + 'dt': {'dd': true, 'dt': true}, + 'li': {'li': true}, + 'option': {'option': true, 'optgroup': true}, + 'optgroup': {'optgroup': true}, + 'p': {'address': true, 'article': true, 'aside': true, 'blockquote': true, 'dir': true, + 'div': true, 'dl': true, 'fieldset': true, 'footer': true, 'form': true, + 'h1': true, 'h2': true, 'h3': true, 'h4': true, 'h5': true, 'h6': true, + 'header': true, 'hgroup': true, 'hr': true, 'menu': true, 'nav': true, 'ol': true, + 'p': true, 'pre': true, 'section': true, 'table': true, 'ul': true}, + 'rp': {'rp': true, 'rt': true}, + 'rt': {'rp': true, 'rt': true}, + 'tbody': {'tbody': true, 'tfoot': true}, + 'td': {'td': true, 'th': true}, + 'tfoot': {'tbody': true}, + 'th': {'td': true, 'th': true}, + 'thead': {'tbody': true, 'tfoot': true}, + 'tr': {'tr': true} + }, + doNotIndent: {"pre": true}, + allowUnquoted: true, + allowMissing: true + } : { + autoSelfClosers: {}, + implicitlyClosed: {}, + contextGrabbers: {}, + doNotIndent: {}, + allowUnquoted: false, + allowMissing: false + }; + var alignCDATA = parserConfig.alignCDATA; + + // Return variables for tokenizers + var tagName, type, setStyle; + + function inText(stream, state) { + function chain(parser) { + state.tokenize = parser; + return parser(stream, state); + } + + var ch = stream.next(); + if (ch == "<") { + if (stream.eat("!")) { + if (stream.eat("[")) { + if (stream.match("CDATA[")) return chain(inBlock("atom", "]]>")); + else return null; + } else if (stream.match("--")) { + return chain(inBlock("comment", "-->")); + } else if (stream.match("DOCTYPE", true, true)) { + stream.eatWhile(/[\w\._\-]/); + return chain(doctype(1)); + } else { + return null; + } + } else if (stream.eat("?")) { + stream.eatWhile(/[\w\._\-]/); + state.tokenize = inBlock("meta", "?>"); + return "meta"; + } else { + var isClose = stream.eat("/"); + tagName = ""; + var c; + while ((c = stream.eat(/[^\s\u00a0=<>\"\'\/?]/))) tagName += c; + if (!tagName) return "tag error"; + type = isClose ? "closeTag" : "openTag"; + state.tokenize = inTag; + return "tag"; + } + } else if (ch == "&") { + var ok; + if (stream.eat("#")) { + if (stream.eat("x")) { + ok = stream.eatWhile(/[a-fA-F\d]/) && stream.eat(";"); + } else { + ok = stream.eatWhile(/[\d]/) && stream.eat(";"); + } + } else { + ok = stream.eatWhile(/[\w\.\-:]/) && stream.eat(";"); + } + return ok ? "atom" : "error"; + } else { + stream.eatWhile(/[^&<]/); + return null; + } + } + + function inTag(stream, state) { + var ch = stream.next(); + if (ch == ">" || (ch == "/" && stream.eat(">"))) { + state.tokenize = inText; + type = ch == ">" ? "endTag" : "selfcloseTag"; + return "tag"; + } else if (ch == "=") { + type = "equals"; + return null; + } else if (ch == "<") { + state.tokenize = inText; + state.state = baseState; + state.tagName = state.tagStart = null; + var next = state.tokenize(stream, state); + return next ? next + " error" : "error"; + } else if (/[\'\"]/.test(ch)) { + state.tokenize = inAttribute(ch); + state.stringStartCol = stream.column(); + return state.tokenize(stream, state); + } else { + stream.eatWhile(/[^\s\u00a0=<>\"\']/); + return "word"; + } + } + + function inAttribute(quote) { + var closure = function(stream, state) { + while (!stream.eol()) { + if (stream.next() == quote) { + state.tokenize = inTag; + break; + } + } + return "string"; + }; + closure.isInAttribute = true; + return closure; + } + + function inBlock(style, terminator) { + return function(stream, state) { + while (!stream.eol()) { + if (stream.match(terminator)) { + state.tokenize = inText; + break; + } + stream.next(); + } + return style; + }; + } + function doctype(depth) { + return function(stream, state) { + var ch; + while ((ch = stream.next()) != null) { + if (ch == "<") { + state.tokenize = doctype(depth + 1); + return state.tokenize(stream, state); + } else if (ch == ">") { + if (depth == 1) { + state.tokenize = inText; + break; + } else { + state.tokenize = doctype(depth - 1); + return state.tokenize(stream, state); + } + } + } + return "meta"; + }; + } + + function Context(state, tagName, startOfLine) { + this.prev = state.context; + this.tagName = tagName; + this.indent = state.indented; + this.startOfLine = startOfLine; + if (Kludges.doNotIndent.hasOwnProperty(tagName) || (state.context && state.context.noIndent)) + this.noIndent = true; + } + function popContext(state) { + if (state.context) state.context = state.context.prev; + } + function maybePopContext(state, nextTagName) { + var parentTagName; + while (true) { + if (!state.context) { + return; + } + parentTagName = state.context.tagName.toLowerCase(); + if (!Kludges.contextGrabbers.hasOwnProperty(parentTagName) || + !Kludges.contextGrabbers[parentTagName].hasOwnProperty(nextTagName)) { + return; + } + popContext(state); + } + } + + function baseState(type, stream, state) { + if (type == "openTag") { + state.tagName = tagName; + state.tagStart = stream.column(); + return attrState; + } else if (type == "closeTag") { + var err = false; + if (state.context) { + if (state.context.tagName != tagName) { + if (Kludges.implicitlyClosed.hasOwnProperty(state.context.tagName.toLowerCase())) + popContext(state); + err = !state.context || state.context.tagName != tagName; + } + } else { + err = true; + } + if (err) setStyle = "error"; + return err ? closeStateErr : closeState; + } else { + return baseState; + } + } + function closeState(type, _stream, state) { + if (type != "endTag") { + setStyle = "error"; + return closeState; + } + popContext(state); + return baseState; + } + function closeStateErr(type, stream, state) { + setStyle = "error"; + return closeState(type, stream, state); + } + + function attrState(type, _stream, state) { + if (type == "word") { + setStyle = "attribute"; + return attrEqState; + } else if (type == "endTag" || type == "selfcloseTag") { + var tagName = state.tagName, tagStart = state.tagStart; + state.tagName = state.tagStart = null; + if (type == "selfcloseTag" || + Kludges.autoSelfClosers.hasOwnProperty(tagName.toLowerCase())) { + maybePopContext(state, tagName.toLowerCase()); + } else { + maybePopContext(state, tagName.toLowerCase()); + state.context = new Context(state, tagName, tagStart == state.indented); + } + return baseState; + } + setStyle = "error"; + return attrState; + } + function attrEqState(type, stream, state) { + if (type == "equals") return attrValueState; + if (!Kludges.allowMissing) setStyle = "error"; + return attrState(type, stream, state); + } + function attrValueState(type, stream, state) { + if (type == "string") return attrContinuedState; + if (type == "word" && Kludges.allowUnquoted) {setStyle = "string"; return attrState;} + setStyle = "error"; + return attrState(type, stream, state); + } + function attrContinuedState(type, stream, state) { + if (type == "string") return attrContinuedState; + return attrState(type, stream, state); + } + + return { + startState: function() { + return {tokenize: inText, + state: baseState, + indented: 0, + tagName: null, tagStart: null, + context: null}; + }, + + token: function(stream, state) { + if (!state.tagName && stream.sol()) + state.indented = stream.indentation(); + + if (stream.eatSpace()) return null; + tagName = type = null; + var style = state.tokenize(stream, state); + if ((style || type) && style != "comment") { + setStyle = null; + state.state = state.state(type || style, stream, state); + if (setStyle) + style = setStyle == "error" ? style + " error" : setStyle; + } + return style; + }, + + indent: function(state, textAfter, fullLine) { + var context = state.context; + // Indent multi-line strings (e.g. css). + if (state.tokenize.isInAttribute) { + return state.stringStartCol + 1; + } + if (context && context.noIndent) return CodeMirror.Pass; + if (state.tokenize != inTag && state.tokenize != inText) + return fullLine ? fullLine.match(/^(\s*)/)[0].length : 0; + // Indent the starts of attribute names. + if (state.tagName) { + if (multilineTagIndentPastTag) + return state.tagStart + state.tagName.length + 2; + else + return state.tagStart + indentUnit * multilineTagIndentFactor; + } + if (alignCDATA && /", + + configuration: parserConfig.htmlMode ? "html" : "xml", + helperType: parserConfig.htmlMode ? "html" : "xml" + }; +}); + +CodeMirror.defineMIME("text/xml", "xml"); +CodeMirror.defineMIME("application/xml", "xml"); +if (!CodeMirror.mimeModes.hasOwnProperty("text/html")) + CodeMirror.defineMIME("text/html", {name: "xml", htmlMode: true});