From 6537d97d8a9e7abe352684fe91905978ddf39840 Mon Sep 17 00:00:00 2001
From: Philipp Wo <philipp.wolfmajer@edu.fh-joanneum.at>
Date: Fri, 8 Mar 2019 20:05:22 +0100
Subject: [PATCH] implemented ListView

---
 .../at/fhj/airkoality/model/Location.java     |  2 +-
 .../airkoality/ui/activity/MainActivity.java  | 32 ++++++++++++++-----
 .../ui/activity/SplashActivity.java           |  2 +-
 .../ui/adapter/LocationListAdapter.java       | 31 ++++++++++++++++--
 .../app/src/main/res/layout/activity_main.xml | 13 ++++++--
 .../main/res/layout/location_list_item.xml    | 12 +++++--
 .../app/src/main/res/values/strings.xml       |  3 ++
 README.md                                     |  6 +++-
 8 files changed, 83 insertions(+), 18 deletions(-)

diff --git a/AirKoality/app/src/main/java/at/fhj/airkoality/model/Location.java b/AirKoality/app/src/main/java/at/fhj/airkoality/model/Location.java
index c4840c4..001a0c2 100644
--- a/AirKoality/app/src/main/java/at/fhj/airkoality/model/Location.java
+++ b/AirKoality/app/src/main/java/at/fhj/airkoality/model/Location.java
@@ -4,7 +4,7 @@ public class Location {
 
     private String location;
     private String city;
-    private String county:
+    private String county;
 
 
     public Location(String location, String city, String county) {
diff --git a/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/MainActivity.java b/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/MainActivity.java
index c01480a..f797d4a 100644
--- a/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/MainActivity.java
+++ b/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/MainActivity.java
@@ -5,27 +5,43 @@ import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.design.widget.BottomNavigationView;
 import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
 import android.view.MenuItem;
 import android.widget.TextView;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import at.fhj.airkoality.R;
+import at.fhj.airkoality.model.Location;
+import at.fhj.airkoality.ui.adapter.LocationListAdapter;
 
 public class MainActivity extends AppCompatActivity {
-    private TextView tvTest;
-    private BottomNavigationView bottomNavigationView;
+private RecyclerView locationList;
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
-        tvTest = findViewById(R.id.tvTest);
-        bottomNavigationView = findViewById(R.id.bnvMain);
 
-        bottomNavigationView.setOnNavigationItemSelectedListener(menuItem -> {
-            tvTest.setText(menuItem.getTitle());
-            return true;
-        });
+        locationList = findViewById(R.id.rvLocationList);
+        List<Location> locations = new ArrayList<>();
+
+        locations.add(new Location("Daheim", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim2", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim3", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim4", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim5", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim6", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim7", "Graz" , "Österreich"));
+        locations.add(new Location("Daheim8", "Graz" , "Österreich"));
+
+        LocationListAdapter adapter = new LocationListAdapter(locations);
+
+        locationList.setAdapter(adapter);
+        locationList.setLayoutManager(new LinearLayoutManager(this));
 
 
     }
diff --git a/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/SplashActivity.java b/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/SplashActivity.java
index 4966864..e12b6d6 100644
--- a/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/SplashActivity.java
+++ b/AirKoality/app/src/main/java/at/fhj/airkoality/ui/activity/SplashActivity.java
@@ -27,7 +27,7 @@ public class SplashActivity extends AppCompatActivity {
                 startActivity(intent);
 
             }
-        },5000);
+        },3000);
 
 
 
diff --git a/AirKoality/app/src/main/java/at/fhj/airkoality/ui/adapter/LocationListAdapter.java b/AirKoality/app/src/main/java/at/fhj/airkoality/ui/adapter/LocationListAdapter.java
index 98dc52a..4ce1780 100644
--- a/AirKoality/app/src/main/java/at/fhj/airkoality/ui/adapter/LocationListAdapter.java
+++ b/AirKoality/app/src/main/java/at/fhj/airkoality/ui/adapter/LocationListAdapter.java
@@ -1,18 +1,24 @@
 package at.fhj.airkoality.ui.adapter;
 
+import android.content.Context;
 import android.support.annotation.NonNull;
+import android.support.v7.widget.CardView;
 import android.support.v7.widget.RecyclerView;
+import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.TextView;
 
 import java.util.List;
 
+import at.fhj.airkoality.R;
 import at.fhj.airkoality.model.Location;
 
 public class LocationListAdapter extends RecyclerView.Adapter<LocationListAdapter.LocationItemViewHolder> {
 
 
     private List<Location> locations;
+
     public LocationListAdapter(List<Location> locations){
         this.locations = locations;
     }
@@ -21,11 +27,19 @@ public class LocationListAdapter extends RecyclerView.Adapter<LocationListAdapte
     @NonNull
     @Override
     public LocationItemViewHolder onCreateViewHolder(@NonNull ViewGroup viewGroup, int i) {
-        return null;
+        View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.location_list_item,viewGroup,false);
+
+        return new LocationItemViewHolder(view);
     }
 
     @Override
-    public void onBindViewHolder(@NonNull LocationItemViewHolder locationItemViewHolder, int i) {
+    public void onBindViewHolder(@NonNull LocationItemViewHolder locationItemViewHolder, int position) {
+
+        Context context = locationItemViewHolder.tvLocation.getContext();
+
+        locationItemViewHolder.tvLocation.setText(context.getString(R.string.location_label) + " " + locations.get(position).getLocation());
+        locationItemViewHolder.tvCity.setText(context.getString(R.string.city_label)  + " " + locations.get(position).getLocation());
+        locationItemViewHolder.tvCountry.setText(context.getString(R.string.country_label) + " " + locations.get(position).getLocation());
 
     }
 
@@ -35,8 +49,21 @@ public class LocationListAdapter extends RecyclerView.Adapter<LocationListAdapte
     }
 
     class LocationItemViewHolder extends RecyclerView.ViewHolder{
+
+        CardView cvLocationItem;
+        TextView tvLocation;
+        TextView tvCity;
+        TextView tvCountry;
+
+
         public LocationItemViewHolder(@NonNull View itemView){
             super(itemView);
+
+            cvLocationItem = itemView.findViewById(R.id.cvLocationItem);
+            tvLocation = itemView.findViewById(R.id.tvlocation);
+            tvCity = itemView.findViewById(R.id.tvCity);
+            tvCountry = itemView.findViewById(R.id.tvCountry);
+
         }
     }
 }
diff --git a/AirKoality/app/src/main/res/layout/activity_main.xml b/AirKoality/app/src/main/res/layout/activity_main.xml
index 9ecabbb..5938a68 100644
--- a/AirKoality/app/src/main/res/layout/activity_main.xml
+++ b/AirKoality/app/src/main/res/layout/activity_main.xml
@@ -4,12 +4,14 @@
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
-<TextView
+
+
+    <!--<TextView
     android:id="@+id/tvTest"
     android:text="Hallo Welt"
     android:layout_centerInParent="true"
     android:layout_width="wrap_content"
-    android:layout_height="wrap_content" />
+    android:layout_height="wrap_content" />-->
 
     <android.support.design.widget.BottomNavigationView
         android:id="@+id/bnvMain"
@@ -25,5 +27,12 @@
 
     </android.support.design.widget.BottomNavigationView>
 
+    <android.support.v7.widget.RecyclerView
+        android:id="@+id/rvLocationList"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_above="@+id/bnvMain"
+        ></android.support.v7.widget.RecyclerView>
+
 
 </RelativeLayout>
\ No newline at end of file
diff --git a/AirKoality/app/src/main/res/layout/location_list_item.xml b/AirKoality/app/src/main/res/layout/location_list_item.xml
index 9286625..2b73164 100644
--- a/AirKoality/app/src/main/res/layout/location_list_item.xml
+++ b/AirKoality/app/src/main/res/layout/location_list_item.xml
@@ -1,8 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <android.support.v7.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android"
-    android:orientation="vertical" android:layout_width="match_parent"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
     android:id="@+id/cvLocationItem"
-    android:layout_height="match_parent">
+    android:layout_margin="5dp"
+    android:layout_height="wrap_content">
 
 
     <LinearLayout
@@ -11,17 +13,21 @@
         android:orientation="vertical">
 
         <TextView
+            android:textSize="25sp"
+            android:padding="10dp"
             android:id="@+id/tvlocation"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content" />
 
         <TextView
+            android:padding="10dp"
             android:id="@+id/tvCity"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content" />
 
         <TextView
-            android:id="@+id/tcCountry"
+            android:padding="10dp"
+            android:id="@+id/tvCountry"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content" />
 
diff --git a/AirKoality/app/src/main/res/values/strings.xml b/AirKoality/app/src/main/res/values/strings.xml
index 9eaca32..cfb1d3c 100644
--- a/AirKoality/app/src/main/res/values/strings.xml
+++ b/AirKoality/app/src/main/res/values/strings.xml
@@ -3,4 +3,7 @@
     <string name="location">Location</string>
     <string name="map">Map</string>
     <string name="airkoality">AirKoality</string>
+    <string name="location_label">Location:</string>
+    <string name="city_label">City:</string>
+    <string name="country_label">Country:</string>
 </resources>
diff --git a/README.md b/README.md
index 60a1ff9..94b1b0e 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@
 - Hinzufügen der Activities in der AndroidManifest.xml Datei
 - strings.xml kennengelernt um Texte einer App zentral verwalten zu können
 
-## 08.03.2019
+## 08.03.2019 - Lab 3
 
 Context -> weiß was in der App gerade "abgeht" (Java Objekt)
     - Activity oder Application
@@ -39,4 +39,8 @@ Context -> weiß was in der App gerade "abgeht" (Java Objekt)
 
 Best Practise kennengelernt um große Listen darzustellen 
 
+Liste bekommt einen Adapter und stellt dann nur Listenelemente dar, die gerade am Bildschrim angezeigt werden.
+
+Card View Layout ausprobiert
+
 Fragments -> 
\ No newline at end of file