1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.example.android.apis.appwidget; 18 19 import android.appwidget.AppWidgetManager; 20 import android.content.BroadcastReceiver; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.util.Log; 24 25 import java.util.ArrayList; 26 27 /** 28 * A BroadcastReceiver that listens for updates for the ExampleAppWidgetProvider. This 29 * BroadcastReceiver starts off disabled, and we only enable it when there is a widget 30 * instance created, in order to only receive notifications when we need them. 31 */ 32 public class ExampleBroadcastReceiver extends BroadcastReceiver { 33 34 @Override 35 public void onReceive(Context context, Intent intent) { 36 Log.d("ExmampleBroadcastReceiver", "intent=" + intent); 37 38 // For our example, we'll also update all of the widgets when the timezone 39 // changes, or the user or network sets the time. 40 String action = intent.getAction(); 41 if (action.equals(Intent.ACTION_TIMEZONE_CHANGED) 42 || action.equals(Intent.ACTION_TIME_CHANGED)) { 43 AppWidgetManager gm = AppWidgetManager.getInstance(context); 44 ArrayList<Integer> appWidgetIds = new ArrayList<Integer>(); 45 ArrayList<String> texts = new ArrayList<String>(); 46 47 ExampleAppWidgetConfigure.loadAllTitlePrefs(context, appWidgetIds, texts); 48 49 final int N = appWidgetIds.size(); 50 for (int i=0; i<N; i++) { 51 ExampleAppWidgetProvider.updateAppWidget(context, gm, appWidgetIds.get(i), texts.get(i)); 52 } 53 } 54 } 55 56 } 57
