Android Open Source - Go2-Rennes Bike Station Widget Provider

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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
 * /*from w  w w .  j  a v a  2s  . c om*/
 * 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 android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.os.AsyncTask;
import android.widget.RemoteViews;
import fr.gotorennes.domain.BikeStation;
import fr.gotorennes.remote.BikeStationService;

public class BikeStationWidgetProvider extends AbstractWidgetProvider {

  public static final String SCHEME = "bikeStationWidget";

  @Override
  protected RemoteViews updateRemoteViews(final Context context, final int appWidgetId) {

    final BikeStationService bikeStationService = BikeStationService.getInstance(context);

    final RemoteViews views = new RemoteViews(context.getPackageName(), R.layout.bikestation_appwidget);

    SharedPreferences prefs = context.getSharedPreferences("fr.gotorennes.BikeStationWidget", 0);
    String stationId = prefs.getString("stationId" + appWidgetId, null);

    if (stationId != null) {
      
      AsyncTask<String, Void, BikeStation> task = new AsyncTask<String, Void, BikeStation>() {

        @Override
        protected BikeStation doInBackground(String... stationId) {
          return bikeStationService.getBikeStation(stationId[0]);
        }

        @Override
        protected void onPostExecute(BikeStation bikeStation) {
          if (bikeStation != null) {
            
            
            views.setTextViewText(R.id.bikeStationName, bikeStation.name);

            views.setTextViewText(R.id.availableBikes, String.valueOf(bikeStation.bikesAvailable));
            views.setTextColor(R.id.availableBikes, bikeStation.getBikeColor());
            
            views.setTextViewText(R.id.availableSlots, String.valueOf(bikeStation.slotsAvailable));
            views.setTextColor(R.id.availableSlots, bikeStation.getSlotColor());

            Intent intent = new Intent(context, BikeStationActivity.class);
            intent.putExtra("bikeStation", bikeStation);
            intent.setData(Uri.withAppendedPath(Uri.parse(SCHEME + "://widget/id/"), String.valueOf(appWidgetId)));
            PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT);

            views.setOnClickPendingIntent(R.id.widget, pendingIntent);
            
            //Update the widget
            ComponentName thisWidget = new ComponentName(context, BikeStationWidgetProvider.class);
                  AppWidgetManager manager = AppWidgetManager.getInstance(context);
                  manager.updateAppWidget(thisWidget, views);

          }
        }
        
      };
      task.execute(stationId);
    }

    return views;
  }

  @Override
  protected String getScheme() {
    return SCHEME;
  }
  
  @Override
  protected int scheduleInMinutes() {
    return 5;
  }
}
Java Source Code List
