BatteryWidget.java

/*
 * Copyright 2011 Artiom Chilaru (http://flexlabs.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.flexlabs.widgets.dualbattery;

import android.appwidget.AppWidgetManager;
import android.appwidget.AppWidgetProvider;
import android.content.*;
import org.flexlabs.widgets.dualbattery.service.MonitorService;

import java.io.File;

public class BatteryWidget extends AppWidgetProvider {
    @Override
    public void onEnabled(Context context) {
        super.onEnabled(context);
        context.startService(new Intent(context, MonitorService.class));
    }

    @Override
    public void onDeleted(Context context, int[] appWidgetIds) {
        super.onDeleted(context, appWidgetIds);
        for (int i : appWidgetIds) {
            String file = Constants.SETTINGS_WIDGET_FILE + i;
            context.getSharedPreferences(file, Context.MODE_PRIVATE).edit().clear().commit();
            new File(context.getFilesDir() + "/../shared_prefs/" + file + ".xml").delete();
        }
    }

    @Override
    public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
        // ensuring the service is still running, even if it was killed, and updating the widget
        Intent intent = new Intent(context, MonitorService.class);
        intent.putExtra(Constants.EXTRA_WIDGET_IDS, appWidgetIds);
        context.startService(intent);
    }
}