1 /* 2 * Copyright (C) 2010 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.android.email.provider; 18 19 import com.android.email.Email; 20 import com.android.email.widget.EmailWidget; 21 import com.android.email.widget.WidgetManager; 22 import com.android.emailcommon.Logging; 23 24 import android.app.Service; 25 import android.appwidget.AppWidgetManager; 26 import android.appwidget.AppWidgetProvider; 27 import android.content.Context; 28 import android.content.Intent; 29 import android.util.Log; 30 import android.widget.RemoteViewsService; 31 32 import java.io.FileDescriptor; 33 import java.io.PrintWriter; 34 35 public class WidgetProvider extends AppWidgetProvider { 36 @Override 37 public void onEnabled(final Context context) { 38 if (Logging.DEBUG_LIFECYCLE && Email.DEBUG) { 39 Log.d(EmailWidget.TAG, "onEnabled"); 40 } 41 super.onEnabled(context); 42 } 43 44 @Override 45 public void onDisabled(Context context) { 46 if (Logging.DEBUG_LIFECYCLE && Email.DEBUG) { 47 Log.d(EmailWidget.TAG, "onDisabled"); 48 } 49 context.stopService(new Intent(context, WidgetService.class)); 50 super.onDisabled(context); 51 } 52 53 @Override 54 public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) { 55 if (Logging.DEBUG_LIFECYCLE && Email.DEBUG) { 56 Log.d(EmailWidget.TAG, "onUpdate"); 57 } 58 super.onUpdate(context, appWidgetManager, appWidgetIds); 59 WidgetManager.getInstance().createWidgets(context, appWidgetIds); 60 } 61 62 @Override 63 public void onDeleted(Context context, int[] appWidgetIds) { 64 if (Logging.DEBUG_LIFECYCLE && Email.DEBUG) { 65 Log.d(EmailWidget.TAG, "onDeleted"); 66 } 67 WidgetManager.getInstance().deleteWidgets(context, appWidgetIds); 68 super.onDeleted(context, appWidgetIds); 69 } 70 71 @Override 72 public void onReceive(final Context context, Intent intent) { 73 if (Logging.DEBUG_LIFECYCLE && Email.DEBUG) { 74 Log.d(EmailWidget.TAG, "onReceive"); 75 } 76 super.onReceive(context, intent); 77 } 78 79 /** 80 * We use the WidgetService for two purposes: 81 * 1) To provide a widget factory for RemoteViews, and 82 * 2) Catch our command Uri's (i.e. take actions on user clicks) and let EmailWidget 83 * handle them. 84 */ 85 public static class WidgetService extends RemoteViewsService { 86 @Override 87 public RemoteViewsFactory onGetViewFactory(Intent intent) { 88 // Which widget do we want (nice alliteration, huh?) 89 int widgetId = intent.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1); 90 if (widgetId == -1) return null; 91 // Find the existing widget or create it 92 return WidgetManager.getInstance().getOrCreateWidget(this, widgetId); 93 } 94 95 @Override 96 public int onStartCommand(Intent intent, int flags, int startId) { 97 if (intent.getData() != null) { 98 // EmailWidget creates intents, so it knows how to handle them. 99 EmailWidget.processIntent(this, intent); 100 } 101 return Service.START_NOT_STICKY; 102 } 103 104 @Override 105 protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) { 106 WidgetManager.getInstance().dump(fd, writer, args); 107 } 108 } 109 } 110
