Android Open Source - mvfa Widget Provider

From Project

Back to project page mvfa.
License

The source code is released under:
GNU General Public License
If you think the Android project mvfa listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

/*
  Copyright (C) 2010 Ben Van Daele (vandaeleben@gmail.com)
//  w  w w.j av a2  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, or
  (at your option) any later version.

  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 be.benvd.mvforandroid.widgets;

import android.app.PendingIntent;
import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import android.widget.RemoteViews;
import be.benvd.mvforandroid.MainActivity;
import be.benvd.mvforandroid.R;
import be.benvd.mvforandroid.SettingsActivity;
import be.benvd.mvforandroid.data.DatabaseHelper;
import be.benvd.mvforandroid.data.MVDataService;

import com.commonsware.cwac.wakeful.WakefulIntentService;

public class WidgetProvider extends AppWidgetProvider
  {

  public static final String ON_WIDGET_CLICK = "be.benvd.mvforandroid.onWidgetClick";

  @Override
  public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds)
    {
    int amount = appWidgetIds.length;

    for(int i = 0; i < amount; i++)
      {
      int appWidgetId = appWidgetIds[i];

      appWidgetManager.updateAppWidget(appWidgetId, getViews(context));
      }
    }

  @Override
  public void onReceive(Context context, Intent intent)
    {
    super.onReceive(context, intent);
    if(intent.getAction().equals(ON_WIDGET_CLICK))
      {
      String widgetAction = getWidgetActionPreference(context);
      if(widgetAction.equals(SettingsActivity.OPEN_APP))
        openApp(context);
      else if(widgetAction.equals(SettingsActivity.UPDATE_DATA))
        updateData(context);
      }
    else if(intent.getAction().equals(MVDataService.CREDIT_UPDATED))
      {
      // Some magic to obtain a reference to the AppWidgetManager
      ComponentName thisWidget = new ComponentName(context, WidgetProvider.class);
      AppWidgetManager manager = AppWidgetManager.getInstance(context);

      manager.updateAppWidget(thisWidget, getViews(context));

      }
    }

  private void openApp(Context context)
    {
    Intent intent = new Intent(context, MainActivity.class);
    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    context.startActivity(intent);
    }

  private void updateData(Context context)
    {
    Intent i = new Intent(context, MVDataService.class);
    i.setAction(MVDataService.UPDATE_CREDIT);
    WakefulIntentService.sendWakefulWork(context, i);
    }

  private String getWidgetActionPreference(Context context)
    {
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    return prefs.getString(SettingsActivity.WIDGET_ACTION, SettingsActivity.UPDATE_DATA);
    }

  private RemoteViews getViews(Context context)
    {
    RemoteViews views = null;
    views = new RemoteViews(context.getPackageName(), R.layout.widget);

    Intent intent = new Intent(ON_WIDGET_CLICK);
    PendingIntent pendingIntent = PendingIntent.getBroadcast(context, 0, intent, 0);
    views.setOnClickPendingIntent(R.id.widget_layout, pendingIntent);

    updateViewContent(context, views);
    return views;
    }

  public void updateViewContent(Context context, RemoteViews views)
    {
    DatabaseHelper helper = new DatabaseHelper(context);

    views.setTextViewText(R.id.credit_text, helper.credit.getRemainingCredit() + " ");
    views.setTextViewText(R.id.sms_text, helper.credit.getRemainingSms() + " SMS");
    views.setTextViewText(R.id.data_text, (helper.credit.getRemainingData() / (1024 * 1024)) + " MB");

    helper.close();
    }
  }
Java Source Code List
