96 lines
3.2 KiB
Java
96 lines
3.2 KiB
Java
package at.fhj.airkoality.ui.activity;
|
|
|
|
import android.content.SharedPreferences;
|
|
import android.os.Bundle;
|
|
import android.preference.PreferenceManager;
|
|
import android.support.annotation.NonNull;
|
|
import android.support.annotation.Nullable;
|
|
import android.support.design.widget.BottomNavigationView;
|
|
import android.support.v4.app.Fragment;
|
|
import android.support.v4.app.FragmentTransaction;
|
|
import android.support.v7.app.AppCompatActivity;
|
|
import android.view.MenuItem;
|
|
|
|
|
|
import at.fhj.airkoality.R;
|
|
import at.fhj.airkoality.ui.fragment.LocationListFragment;
|
|
import at.fhj.airkoality.ui.fragment.MapFragment;
|
|
|
|
public class MainActivity extends AppCompatActivity {
|
|
|
|
private Fragment locationListFragment;
|
|
private Fragment mapFragment;
|
|
|
|
private static final String LOCATION_LIST = "location_list";
|
|
private static final String MAP = "map";
|
|
private static final String FRAGMENT_PREF_KEY = "last_fragment";
|
|
|
|
|
|
private BottomNavigationView bottomNavigationView;
|
|
|
|
private SharedPreferences sharedPreferences;
|
|
|
|
|
|
@Override
|
|
protected void onCreate(@Nullable Bundle savedInstanceState) {
|
|
super.onCreate(savedInstanceState);
|
|
setContentView(R.layout.activity_main);
|
|
|
|
locationListFragment = new LocationListFragment();
|
|
mapFragment = new MapFragment();
|
|
|
|
bottomNavigationView = findViewById(R.id.bnvMain);
|
|
|
|
|
|
sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
|
|
|
|
FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
|
|
transaction.add(R.id.flFragmentContainer, locationListFragment);
|
|
transaction.add(R.id.flFragmentContainer, mapFragment);
|
|
|
|
transaction.commit();
|
|
|
|
bottomNavigationView.setOnNavigationItemSelectedListener(new BottomNavigationView.OnNavigationItemSelectedListener() {
|
|
@Override
|
|
public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
|
|
|
|
switch (menuItem.getItemId()){
|
|
case R.id.action_location:
|
|
setSelectedFragment(LOCATION_LIST);
|
|
sharedPreferences.edit()
|
|
.putString(FRAGMENT_PREF_KEY, LOCATION_LIST)
|
|
.commit();
|
|
|
|
break;
|
|
case R.id.action_map:
|
|
setSelectedFragment(MAP);
|
|
sharedPreferences.edit()
|
|
.putString(FRAGMENT_PREF_KEY, MAP)
|
|
.commit();
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
});
|
|
setSelectedFragment(sharedPreferences.getString("last_fragment", LOCATION_LIST));
|
|
|
|
}
|
|
|
|
|
|
private void setSelectedFragment(String fragmentName){
|
|
FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
|
|
switch (fragmentName) {
|
|
case LOCATION_LIST:
|
|
transaction.hide(mapFragment);
|
|
transaction.show(locationListFragment);
|
|
break;
|
|
case MAP:
|
|
transaction.hide(locationListFragment);
|
|
transaction.show(mapFragment);
|
|
break;
|
|
}
|
|
transaction.commit();
|
|
}
|
|
|
|
}
|