Android Open Source - Go2-Rennes Bus Lignes Activity

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License

The source code is released under:
GNU General Public License
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Java Source Code

/*******************************************************************************
 * Copyright (c) 2011 Michel DAVID mimah35-at-gmail.com
 * //  w w  w.j  ava 2 s.c  o m
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package fr.gotorennes;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import fr.gotorennes.domain.Ligne;
import fr.gotorennes.util.BackgroundTask;
import fr.gotorennes.view.FilterBar;

public class BusLignesActivity extends AbstractActivity {

  private List<Ligne> stations = new ArrayList<Ligne>();
  private ArrayAdapter<Ligne> arrayAdapter;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.buslignes);
  }

  @Override
  protected String getTrackingName() {
    return "lignesBus";
  }

  @Override
  protected void init(Intent intent) {

    arrayAdapter = new LigneAdapter(this, stations);

    FilterBar filterBar = (FilterBar) findViewById(FilterBar.ID);
    filterBar.setArrayAdapter(arrayAdapter);

    ListView listView = (ListView) findViewById(R.id.lignes);
    listView.setAdapter(arrayAdapter);
    listView.setOnItemClickListener(new OnItemClickListener() {

      @Override
      public void onItemClick(AdapterView<?> adapter, View view, int position, long id) {
        Ligne ligne = (Ligne) adapter.getItemAtPosition(position);
        Intent intent = new Intent(BusLignesActivity.this, BusCircuitsActivity.class);
        intent.putExtra("ligne", ligne);
        startActivity(intent);
      }
    });

    populate(intent);
  }

  protected void populate(Intent intent) {

    BackgroundTask<List<Ligne>> backgroundTask = new BackgroundTask<List<Ligne>>() {

      @Override
      protected List<Ligne> execute() {
        List<Ligne> lignes = goToRennes.getBusDao().getLignes();
        Collections.sort(lignes);
        return lignes;
      }

      @Override
      protected void callback(List<Ligne> result) {
        if (result != null) {
          stations.clear();
          stations.addAll(result);
          arrayAdapter.notifyDataSetChanged();
        }
      }
    };
    backgroundTask.start(this);
  }

  class LigneAdapter extends ArrayAdapter<Ligne> {

    public LigneAdapter(Context context, List<Ligne> stations) {
      super(context, 0, stations);
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
      View view = convertView;
      if (view == null) {
        LayoutInflater vi = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        view = vi.inflate(R.layout.busligne_listitem, null);
      }

      Ligne ligne = getItem(position);

      ImageView lineIcon = (ImageView) view.findViewById(R.id.icon);
      Bitmap icon = goToRennes.getBusStationService().getBitmapIcon(BusLignesActivity.this, ligne.id);
      lineIcon.setImageBitmap(icon);

      TextView name = (TextView) view.findViewById(R.id.name);
      name.setText(ligne.nom);

      ImageView accessibleIcon = (ImageView) view.findViewById(R.id.accessible);
      accessibleIcon.setVisibility(ligne.accessible ? View.VISIBLE : View.GONE);

      return view;
    }

  }
  
  public void byStations(View view) {
    Intent intent = new Intent(getApplicationContext(), BusStationGroupsActivity.class);
    intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
    startActivity(intent);
  }
}
Java Source Code List
