The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 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.server; |
| 18 | |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 19 | import java.io.File; |
| 20 | import java.io.FileDescriptor; |
| 21 | import java.io.FileInputStream; |
| 22 | import java.io.FileOutputStream; |
| 23 | import java.io.IOException; |
| 24 | import java.io.PrintWriter; |
| 25 | import java.util.ArrayList; |
| 26 | import java.util.HashMap; |
| 27 | import java.util.HashSet; |
| 28 | import java.util.Iterator; |
| 29 | import java.util.List; |
| 30 | import java.util.Locale; |
| 31 | |
| 32 | import org.xmlpull.v1.XmlPullParser; |
| 33 | import org.xmlpull.v1.XmlPullParserException; |
| 34 | import org.xmlpull.v1.XmlSerializer; |
| 35 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 36 | import android.app.AlarmManager; |
| 37 | import android.app.PendingIntent; |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 38 | import android.appwidget.AppWidgetManager; |
| 39 | import android.appwidget.AppWidgetProviderInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 40 | import android.content.BroadcastReceiver; |
| 41 | import android.content.ComponentName; |
| 42 | import android.content.Context; |
| 43 | import android.content.Intent; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 44 | import android.content.Intent.FilterComparison; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | import android.content.IntentFilter; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 46 | import android.content.ServiceConnection; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 47 | import android.content.pm.ActivityInfo; |
Joe Onorato | 331fbdc | 2010-08-24 17:02:09 -0400 | [diff] [blame] | 48 | import android.content.pm.ApplicationInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 49 | import android.content.pm.PackageInfo; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 50 | import android.content.pm.PackageManager; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 51 | import android.content.pm.ResolveInfo; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 52 | import android.content.pm.ServiceInfo; |
Dianne Hackborn | 20cb56e | 2010-03-04 00:58:29 -0800 | [diff] [blame] | 53 | import android.content.res.Resources; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 54 | import android.content.res.TypedArray; |
| 55 | import android.content.res.XmlResourceParser; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 56 | import android.net.Uri; |
| 57 | import android.os.Binder; |
| 58 | import android.os.Bundle; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 59 | import android.os.IBinder; |
Marco Nelissen | 54796e7 | 2009-04-30 15:16:30 -0700 | [diff] [blame] | 60 | import android.os.Process; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 61 | import android.os.RemoteException; |
| 62 | import android.os.SystemClock; |
| 63 | import android.util.AttributeSet; |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 64 | import android.util.Log; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 65 | import android.util.Pair; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 66 | import android.util.Slog; |
Mitsuru Oshima | 8f25c42 | 2009-07-01 00:10:43 -0700 | [diff] [blame] | 67 | import android.util.TypedValue; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 68 | import android.util.Xml; |
| 69 | import android.widget.RemoteViews; |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 70 | import android.widget.RemoteViewsService; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 71 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 72 | import com.android.internal.appwidget.IAppWidgetHost; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 73 | import com.android.internal.appwidget.IAppWidgetService; |
Dianne Hackborn | 2269d157 | 2010-02-24 19:54:22 -0800 | [diff] [blame] | 74 | import com.android.internal.util.FastXmlSerializer; |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 75 | import com.android.internal.widget.IRemoteViewsAdapterConnection; |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 76 | import com.android.internal.widget.IRemoteViewsFactory; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 77 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 78 | class AppWidgetService extends IAppWidgetService.Stub |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 79 | { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 80 | private static final String TAG = "AppWidgetService"; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 81 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 82 | private static final String SETTINGS_FILENAME = "appwidgets.xml"; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 83 | private static final String SETTINGS_TMP_FILENAME = SETTINGS_FILENAME + ".tmp"; |
Joe Onorato | be96b3a | 2009-07-14 19:49:27 -0700 | [diff] [blame] | 84 | private static final int MIN_UPDATE_PERIOD = 30 * 60 * 1000; // 30 minutes |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 85 | |
| 86 | /* |
| 87 | * When identifying a Host or Provider based on the calling process, use the uid field. |
| 88 | * When identifying a Host or Provider based on a package manager broadcast, use the |
| 89 | * package given. |
| 90 | */ |
| 91 | |
| 92 | static class Provider { |
| 93 | int uid; |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 94 | AppWidgetProviderInfo info; |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 95 | ArrayList<AppWidgetId> instances = new ArrayList<AppWidgetId>(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 96 | PendingIntent broadcast; |
| 97 | boolean zombie; // if we're in safe mode, don't prune this just because nobody references it |
| 98 | |
| 99 | int tag; // for use while saving state (the index) |
| 100 | } |
| 101 | |
| 102 | static class Host { |
| 103 | int uid; |
| 104 | int hostId; |
| 105 | String packageName; |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 106 | ArrayList<AppWidgetId> instances = new ArrayList<AppWidgetId>(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 107 | IAppWidgetHost callbacks; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 108 | boolean zombie; // if we're in safe mode, don't prune this just because nobody references it |
| 109 | |
| 110 | int tag; // for use while saving state (the index) |
| 111 | } |
| 112 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 113 | static class AppWidgetId { |
| 114 | int appWidgetId; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 115 | Provider provider; |
| 116 | RemoteViews views; |
| 117 | Host host; |
| 118 | } |
| 119 | |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 120 | /** |
| 121 | * Acts as a proxy between the ServiceConnection and the RemoteViewsAdapterConnection. |
| 122 | * This needs to be a static inner class since a reference to the ServiceConnection is held |
| 123 | * globally and may lead us to leak AppWidgetService instances (if there were more than one). |
| 124 | */ |
| 125 | static class ServiceConnectionProxy implements ServiceConnection { |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 126 | private final Pair<Integer, Intent.FilterComparison> mKey; |
| 127 | private final IBinder mConnectionCb; |
| 128 | |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 129 | ServiceConnectionProxy(Pair<Integer, Intent.FilterComparison> key, IBinder connectionCb) { |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 130 | mKey = key; |
| 131 | mConnectionCb = connectionCb; |
| 132 | } |
| 133 | public void onServiceConnected(ComponentName name, IBinder service) { |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 134 | final IRemoteViewsAdapterConnection cb = |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 135 | IRemoteViewsAdapterConnection.Stub.asInterface(mConnectionCb); |
| 136 | try { |
| 137 | cb.onServiceConnected(service); |
Adam Cohen | c2be22c | 2011-03-16 16:33:53 -0700 | [diff] [blame] | 138 | } catch (Exception e) { |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 139 | e.printStackTrace(); |
| 140 | } |
| 141 | } |
| 142 | public void onServiceDisconnected(ComponentName name) { |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 143 | disconnect(); |
| 144 | } |
| 145 | public void disconnect() { |
| 146 | final IRemoteViewsAdapterConnection cb = |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 147 | IRemoteViewsAdapterConnection.Stub.asInterface(mConnectionCb); |
| 148 | try { |
| 149 | cb.onServiceDisconnected(); |
Adam Cohen | c2be22c | 2011-03-16 16:33:53 -0700 | [diff] [blame] | 150 | } catch (Exception e) { |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 151 | e.printStackTrace(); |
| 152 | } |
| 153 | } |
| 154 | } |
| 155 | |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 156 | // Manages active connections to RemoteViewsServices |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 157 | private final HashMap<Pair<Integer, FilterComparison>, ServiceConnection> |
| 158 | mBoundRemoteViewsServices = new HashMap<Pair<Integer,FilterComparison>,ServiceConnection>(); |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 159 | // Manages persistent references to RemoteViewsServices from different App Widgets |
| 160 | private final HashMap<FilterComparison, HashSet<Integer>> |
| 161 | mRemoteViewsServicesAppWidgets = new HashMap<FilterComparison, HashSet<Integer>>(); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 162 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 163 | Context mContext; |
Eric Fischer | 63c2d9e | 2009-10-22 15:22:50 -0700 | [diff] [blame] | 164 | Locale mLocale; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 165 | PackageManager mPackageManager; |
| 166 | AlarmManager mAlarmManager; |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 167 | ArrayList<Provider> mInstalledProviders = new ArrayList<Provider>(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 168 | int mNextAppWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID + 1; |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 169 | final ArrayList<AppWidgetId> mAppWidgetIds = new ArrayList<AppWidgetId>(); |
| 170 | ArrayList<Host> mHosts = new ArrayList<Host>(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 171 | boolean mSafeMode; |
| 172 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 173 | AppWidgetService(Context context) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 174 | mContext = context; |
| 175 | mPackageManager = context.getPackageManager(); |
| 176 | mAlarmManager = (AlarmManager)mContext.getSystemService(Context.ALARM_SERVICE); |
| 177 | } |
| 178 | |
| 179 | public void systemReady(boolean safeMode) { |
| 180 | mSafeMode = safeMode; |
| 181 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 182 | loadAppWidgetList(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 183 | loadStateLocked(); |
| 184 | |
| 185 | // Register for the boot completed broadcast, so we can send the |
| 186 | // ENABLE broacasts. If we try to send them now, they time out, |
| 187 | // because the system isn't ready to handle them yet. |
| 188 | mContext.registerReceiver(mBroadcastReceiver, |
| 189 | new IntentFilter(Intent.ACTION_BOOT_COMPLETED), null, null); |
| 190 | |
Eric Fischer | 63c2d9e | 2009-10-22 15:22:50 -0700 | [diff] [blame] | 191 | // Register for configuration changes so we can update the names |
| 192 | // of the widgets when the locale changes. |
| 193 | mContext.registerReceiver(mBroadcastReceiver, |
| 194 | new IntentFilter(Intent.ACTION_CONFIGURATION_CHANGED), null, null); |
| 195 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 196 | // Register for broadcasts about package install, etc., so we can |
| 197 | // update the provider list. |
| 198 | IntentFilter filter = new IntentFilter(); |
| 199 | filter.addAction(Intent.ACTION_PACKAGE_ADDED); |
Joe Onorato | d070e89 | 2011-01-07 20:50:37 -0800 | [diff] [blame] | 200 | filter.addAction(Intent.ACTION_PACKAGE_CHANGED); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 201 | filter.addAction(Intent.ACTION_PACKAGE_REMOVED); |
| 202 | filter.addDataScheme("package"); |
| 203 | mContext.registerReceiver(mBroadcastReceiver, filter); |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 204 | // Register for events related to sdcard installation. |
| 205 | IntentFilter sdFilter = new IntentFilter(); |
Suchi Amalapurapu | b56ae20 | 2010-02-04 22:51:07 -0800 | [diff] [blame] | 206 | sdFilter.addAction(Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE); |
| 207 | sdFilter.addAction(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE); |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 208 | mContext.registerReceiver(mBroadcastReceiver, sdFilter); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | @Override |
| 212 | public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 213 | if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) |
| 214 | != PackageManager.PERMISSION_GRANTED) { |
| 215 | pw.println("Permission Denial: can't dump from from pid=" |
| 216 | + Binder.getCallingPid() |
| 217 | + ", uid=" + Binder.getCallingUid()); |
| 218 | return; |
| 219 | } |
| 220 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 221 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 222 | int N = mInstalledProviders.size(); |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 223 | pw.println("Providers:"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 224 | for (int i=0; i<N; i++) { |
| 225 | Provider p = mInstalledProviders.get(i); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 226 | AppWidgetProviderInfo info = p.info; |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 227 | pw.print(" ["); pw.print(i); pw.print("] provider "); |
| 228 | pw.print(info.provider.flattenToShortString()); |
| 229 | pw.println(':'); |
| 230 | pw.print(" min=("); pw.print(info.minWidth); |
| 231 | pw.print("x"); pw.print(info.minHeight); |
| 232 | pw.print(") updatePeriodMillis="); |
| 233 | pw.print(info.updatePeriodMillis); |
| 234 | pw.print(" initialLayout=#"); |
| 235 | pw.print(Integer.toHexString(info.initialLayout)); |
| 236 | pw.print(" zombie="); pw.println(p.zombie); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 237 | } |
| 238 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 239 | N = mAppWidgetIds.size(); |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 240 | pw.println(" "); |
| 241 | pw.println("AppWidgetIds:"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 242 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 243 | AppWidgetId id = mAppWidgetIds.get(i); |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 244 | pw.print(" ["); pw.print(i); pw.print("] id="); |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 245 | pw.println(id.appWidgetId); |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 246 | pw.print(" hostId="); |
| 247 | pw.print(id.host.hostId); pw.print(' '); |
| 248 | pw.print(id.host.packageName); pw.print('/'); |
| 249 | pw.println(id.host.uid); |
| 250 | if (id.provider != null) { |
| 251 | pw.print(" provider="); |
| 252 | pw.println(id.provider.info.provider.flattenToShortString()); |
| 253 | } |
| 254 | if (id.host != null) { |
| 255 | pw.print(" host.callbacks="); pw.println(id.host.callbacks); |
| 256 | } |
| 257 | if (id.views != null) { |
| 258 | pw.print(" views="); pw.println(id.views); |
| 259 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 260 | } |
| 261 | |
| 262 | N = mHosts.size(); |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 263 | pw.println(" "); |
| 264 | pw.println("Hosts:"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 265 | for (int i=0; i<N; i++) { |
| 266 | Host host = mHosts.get(i); |
Dianne Hackborn | 1d442e0 | 2009-04-20 18:14:05 -0700 | [diff] [blame] | 267 | pw.print(" ["); pw.print(i); pw.print("] hostId="); |
| 268 | pw.print(host.hostId); pw.print(' '); |
| 269 | pw.print(host.packageName); pw.print('/'); |
| 270 | pw.print(host.uid); pw.println(':'); |
| 271 | pw.print(" callbacks="); pw.println(host.callbacks); |
| 272 | pw.print(" instances.size="); pw.print(host.instances.size()); |
| 273 | pw.print(" zombie="); pw.println(host.zombie); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 274 | } |
| 275 | } |
| 276 | } |
| 277 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 278 | public int allocateAppWidgetId(String packageName, int hostId) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 279 | int callingUid = enforceCallingUid(packageName); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 280 | synchronized (mAppWidgetIds) { |
| 281 | int appWidgetId = mNextAppWidgetId++; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 282 | |
| 283 | Host host = lookupOrAddHostLocked(callingUid, packageName, hostId); |
| 284 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 285 | AppWidgetId id = new AppWidgetId(); |
| 286 | id.appWidgetId = appWidgetId; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 287 | id.host = host; |
| 288 | |
| 289 | host.instances.add(id); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 290 | mAppWidgetIds.add(id); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 291 | |
| 292 | saveStateLocked(); |
| 293 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 294 | return appWidgetId; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 295 | } |
| 296 | } |
| 297 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 298 | public void deleteAppWidgetId(int appWidgetId) { |
| 299 | synchronized (mAppWidgetIds) { |
| 300 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 301 | if (id != null) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 302 | deleteAppWidgetLocked(id); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 303 | saveStateLocked(); |
| 304 | } |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | public void deleteHost(int hostId) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 309 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 310 | int callingUid = getCallingUid(); |
| 311 | Host host = lookupHostLocked(callingUid, hostId); |
| 312 | if (host != null) { |
| 313 | deleteHostLocked(host); |
| 314 | saveStateLocked(); |
| 315 | } |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | public void deleteAllHosts() { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 320 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 321 | int callingUid = getCallingUid(); |
| 322 | final int N = mHosts.size(); |
| 323 | boolean changed = false; |
| 324 | for (int i=N-1; i>=0; i--) { |
| 325 | Host host = mHosts.get(i); |
| 326 | if (host.uid == callingUid) { |
| 327 | deleteHostLocked(host); |
| 328 | changed = true; |
| 329 | } |
| 330 | } |
| 331 | if (changed) { |
| 332 | saveStateLocked(); |
| 333 | } |
| 334 | } |
| 335 | } |
| 336 | |
| 337 | void deleteHostLocked(Host host) { |
| 338 | final int N = host.instances.size(); |
| 339 | for (int i=N-1; i>=0; i--) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 340 | AppWidgetId id = host.instances.get(i); |
| 341 | deleteAppWidgetLocked(id); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 342 | } |
| 343 | host.instances.clear(); |
| 344 | mHosts.remove(host); |
| 345 | // it's gone or going away, abruptly drop the callback connection |
| 346 | host.callbacks = null; |
| 347 | } |
| 348 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 349 | void deleteAppWidgetLocked(AppWidgetId id) { |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 350 | // We first unbind all services that are bound to this id |
| 351 | unbindAppWidgetRemoteViewsServicesLocked(id); |
| 352 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 353 | Host host = id.host; |
| 354 | host.instances.remove(id); |
| 355 | pruneHostLocked(host); |
| 356 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 357 | mAppWidgetIds.remove(id); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 358 | |
| 359 | Provider p = id.provider; |
| 360 | if (p != null) { |
| 361 | p.instances.remove(id); |
| 362 | if (!p.zombie) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 363 | // send the broacast saying that this appWidgetId has been deleted |
| 364 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_DELETED); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 365 | intent.setComponent(p.info.provider); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 366 | intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, id.appWidgetId); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 367 | mContext.sendBroadcast(intent); |
| 368 | if (p.instances.size() == 0) { |
| 369 | // cancel the future updates |
| 370 | cancelBroadcasts(p); |
| 371 | |
| 372 | // send the broacast saying that the provider is not in use any more |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 373 | intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_DISABLED); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 374 | intent.setComponent(p.info.provider); |
| 375 | mContext.sendBroadcast(intent); |
| 376 | } |
| 377 | } |
| 378 | } |
| 379 | } |
| 380 | |
| 381 | void cancelBroadcasts(Provider p) { |
| 382 | if (p.broadcast != null) { |
| 383 | mAlarmManager.cancel(p.broadcast); |
| 384 | long token = Binder.clearCallingIdentity(); |
| 385 | try { |
| 386 | p.broadcast.cancel(); |
| 387 | } finally { |
| 388 | Binder.restoreCallingIdentity(token); |
| 389 | } |
| 390 | p.broadcast = null; |
| 391 | } |
| 392 | } |
| 393 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 394 | public void bindAppWidgetId(int appWidgetId, ComponentName provider) { |
| 395 | mContext.enforceCallingPermission(android.Manifest.permission.BIND_APPWIDGET, |
| 396 | "bindGagetId appWidgetId=" + appWidgetId + " provider=" + provider); |
| 397 | synchronized (mAppWidgetIds) { |
| 398 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 399 | if (id == null) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 400 | throw new IllegalArgumentException("bad appWidgetId"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 401 | } |
| 402 | if (id.provider != null) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 403 | throw new IllegalArgumentException("appWidgetId " + appWidgetId + " already bound to " |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 404 | + id.provider.info.provider); |
| 405 | } |
| 406 | Provider p = lookupProviderLocked(provider); |
| 407 | if (p == null) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 408 | throw new IllegalArgumentException("not a appwidget provider: " + provider); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 409 | } |
| 410 | if (p.zombie) { |
| 411 | throw new IllegalArgumentException("can't bind to a 3rd party provider in" |
| 412 | + " safe mode: " + provider); |
| 413 | } |
| 414 | |
| 415 | id.provider = p; |
| 416 | p.instances.add(id); |
| 417 | int instancesSize = p.instances.size(); |
| 418 | if (instancesSize == 1) { |
| 419 | // tell the provider that it's ready |
| 420 | sendEnableIntentLocked(p); |
| 421 | } |
| 422 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 423 | // send an update now -- We need this update now, and just for this appWidgetId. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 424 | // It's less critical when the next one happens, so when we schdule the next one, |
| 425 | // we add updatePeriodMillis to its start time. That time will have some slop, |
| 426 | // but that's okay. |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 427 | sendUpdateIntentLocked(p, new int[] { appWidgetId }); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 428 | |
| 429 | // schedule the future updates |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 430 | registerForBroadcastsLocked(p, getAppWidgetIds(p)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 431 | saveStateLocked(); |
| 432 | } |
| 433 | } |
| 434 | |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 435 | // Binds to a specific RemoteViewsService |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 436 | public void bindRemoteViewsService(int appWidgetId, Intent intent, IBinder connection) { |
| 437 | synchronized (mAppWidgetIds) { |
| 438 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId); |
| 439 | if (id == null) { |
| 440 | throw new IllegalArgumentException("bad appWidgetId"); |
| 441 | } |
| 442 | final ComponentName componentName = intent.getComponent(); |
| 443 | try { |
| 444 | final ServiceInfo si = mContext.getPackageManager().getServiceInfo(componentName, |
| 445 | PackageManager.GET_PERMISSIONS); |
| 446 | if (!android.Manifest.permission.BIND_REMOTEVIEWS.equals(si.permission)) { |
| 447 | throw new SecurityException("Selected service does not require " |
| 448 | + android.Manifest.permission.BIND_REMOTEVIEWS |
| 449 | + ": " + componentName); |
| 450 | } |
| 451 | } catch (PackageManager.NameNotFoundException e) { |
| 452 | throw new IllegalArgumentException("Unknown component " + componentName); |
| 453 | } |
| 454 | |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 455 | // If there is already a connection made for this service intent, then disconnect from |
| 456 | // that first. (This does not allow multiple connections to the same service under |
| 457 | // the same key) |
| 458 | ServiceConnectionProxy conn = null; |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 459 | FilterComparison fc = new FilterComparison(intent); |
| 460 | Pair<Integer, FilterComparison> key = Pair.create(appWidgetId, fc); |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 461 | if (mBoundRemoteViewsServices.containsKey(key)) { |
| 462 | conn = (ServiceConnectionProxy) mBoundRemoteViewsServices.get(key); |
| 463 | conn.disconnect(); |
| 464 | mContext.unbindService(conn); |
| 465 | mBoundRemoteViewsServices.remove(key); |
| 466 | } |
| 467 | |
| 468 | // Bind to the RemoteViewsService (which will trigger a callback to the |
| 469 | // RemoteViewsAdapter.onServiceConnected()) |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 470 | final long token = Binder.clearCallingIdentity(); |
| 471 | try { |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 472 | conn = new ServiceConnectionProxy(key, connection); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 473 | mContext.bindService(intent, conn, Context.BIND_AUTO_CREATE); |
| 474 | mBoundRemoteViewsServices.put(key, conn); |
| 475 | } finally { |
| 476 | Binder.restoreCallingIdentity(token); |
| 477 | } |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 478 | |
| 479 | // Add it to the mapping of RemoteViewsService to appWidgetIds so that we can determine |
| 480 | // when we can call back to the RemoteViewsService later to destroy associated |
| 481 | // factories. |
Winson Chung | 22bc69d | 2011-02-25 15:13:38 -0800 | [diff] [blame] | 482 | incrementAppWidgetServiceRefCount(appWidgetId, fc); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 483 | } |
| 484 | } |
| 485 | |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 486 | // Unbinds from a specific RemoteViewsService |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 487 | public void unbindRemoteViewsService(int appWidgetId, Intent intent) { |
| 488 | synchronized (mAppWidgetIds) { |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 489 | // Unbind from the RemoteViewsService (which will trigger a callback to the bound |
| 490 | // RemoteViewsAdapter) |
| 491 | Pair<Integer, FilterComparison> key = Pair.create(appWidgetId, |
| 492 | new FilterComparison(intent)); |
| 493 | if (mBoundRemoteViewsServices.containsKey(key)) { |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 494 | // We don't need to use the appWidgetId until after we are sure there is something |
| 495 | // to unbind. Note that this may mask certain issues with apps calling unbind() |
| 496 | // more than necessary. |
| 497 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId); |
| 498 | if (id == null) { |
| 499 | throw new IllegalArgumentException("bad appWidgetId"); |
| 500 | } |
| 501 | |
| 502 | ServiceConnectionProxy conn = |
| 503 | (ServiceConnectionProxy) mBoundRemoteViewsServices.get(key); |
| 504 | conn.disconnect(); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 505 | mContext.unbindService(conn); |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 506 | mBoundRemoteViewsServices.remove(key); |
| 507 | } else { |
| 508 | Log.e("AppWidgetService", "Error (unbindRemoteViewsService): Connection not bound"); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 509 | } |
| 510 | } |
| 511 | } |
| 512 | |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 513 | // Unbinds from a RemoteViewsService when we delete an app widget |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 514 | private void unbindAppWidgetRemoteViewsServicesLocked(AppWidgetId id) { |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 515 | int appWidgetId = id.appWidgetId; |
| 516 | // Unbind all connections to Services bound to this AppWidgetId |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 517 | Iterator<Pair<Integer, Intent.FilterComparison>> it = |
| 518 | mBoundRemoteViewsServices.keySet().iterator(); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 519 | while (it.hasNext()) { |
| 520 | final Pair<Integer, Intent.FilterComparison> key = it.next(); |
| 521 | if (key.first.intValue() == appWidgetId) { |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 522 | final ServiceConnectionProxy conn = (ServiceConnectionProxy) |
| 523 | mBoundRemoteViewsServices.get(key); |
| 524 | conn.disconnect(); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 525 | mContext.unbindService(conn); |
Winson Chung | 16c8d8a | 2011-01-20 16:19:33 -0800 | [diff] [blame] | 526 | it.remove(); |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 527 | } |
| 528 | } |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 529 | |
| 530 | // Check if we need to destroy any services (if no other app widgets are |
| 531 | // referencing the same service) |
| 532 | decrementAppWidgetServiceRefCount(appWidgetId); |
| 533 | } |
| 534 | |
| 535 | // Destroys the cached factory on the RemoteViewsService's side related to the specified intent |
| 536 | private void destroyRemoteViewsService(final Intent intent) { |
| 537 | final ServiceConnection conn = new ServiceConnection() { |
| 538 | @Override |
| 539 | public void onServiceConnected(ComponentName name, IBinder service) { |
| 540 | final IRemoteViewsFactory cb = |
| 541 | IRemoteViewsFactory.Stub.asInterface(service); |
| 542 | try { |
| 543 | cb.onDestroy(intent); |
Adam Cohen | c2be22c | 2011-03-16 16:33:53 -0700 | [diff] [blame] | 544 | } catch (Exception e) { |
Winson Chung | 84bbb02 | 2011-02-21 13:57:45 -0800 | [diff] [blame] | 545 | e.printStackTrace(); |
| 546 | } |
| 547 | mContext.unbindService(this); |
| 548 | } |
| 549 | @Override |
| 550 | public void onServiceDisconnected(android.content.ComponentName name) { |
| 551 | // Do nothing |
| 552 | } |
| 553 | }; |
| 554 | |
| 555 | // Bind to the service and remove the static intent->factory mapping in the |
| 556 | // RemoteViewsService. |
| 557 | final long token = Binder.clearCallingIdentity(); |
| 558 | try { |
| 559 | mContext.bindService(intent, conn, Context.BIND_AUTO_CREATE); |
| 560 | } finally { |
| 561 | Binder.restoreCallingIdentity(token); |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | // Adds to the ref-count for a given RemoteViewsService intent |
| 566 | private void incrementAppWidgetServiceRefCount(int appWidgetId, FilterComparison fc) { |
| 567 | HashSet<Integer> appWidgetIds = null; |
| 568 | if (mRemoteViewsServicesAppWidgets.containsKey(fc)) { |
| 569 | appWidgetIds = mRemoteViewsServicesAppWidgets.get(fc); |
| 570 | } else { |
| 571 | appWidgetIds = new HashSet<Integer>(); |
| 572 | mRemoteViewsServicesAppWidgets.put(fc, appWidgetIds); |
| 573 | } |
| 574 | appWidgetIds.add(appWidgetId); |
| 575 | } |
| 576 | |
| 577 | // Subtracts from the ref-count for a given RemoteViewsService intent, prompting a delete if |
| 578 | // the ref-count reaches zero. |
| 579 | private void decrementAppWidgetServiceRefCount(int appWidgetId) { |
| 580 | Iterator<FilterComparison> it = |
| 581 | mRemoteViewsServicesAppWidgets.keySet().iterator(); |
| 582 | while (it.hasNext()) { |
| 583 | final FilterComparison key = it.next(); |
| 584 | final HashSet<Integer> ids = mRemoteViewsServicesAppWidgets.get(key); |
| 585 | if (ids.remove(appWidgetId)) { |
| 586 | // If we have removed the last app widget referencing this service, then we |
| 587 | // should destroy it and remove it from this set |
| 588 | if (ids.isEmpty()) { |
| 589 | destroyRemoteViewsService(key.getIntent()); |
| 590 | it.remove(); |
| 591 | } |
| 592 | } |
| 593 | } |
Winson Chung | 81f39eb | 2011-01-11 18:05:01 -0800 | [diff] [blame] | 594 | } |
| 595 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 596 | public AppWidgetProviderInfo getAppWidgetInfo(int appWidgetId) { |
| 597 | synchronized (mAppWidgetIds) { |
| 598 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 599 | if (id != null && id.provider != null && !id.provider.zombie) { |
| 600 | return id.provider.info; |
| 601 | } |
| 602 | return null; |
| 603 | } |
| 604 | } |
| 605 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 606 | public RemoteViews getAppWidgetViews(int appWidgetId) { |
| 607 | synchronized (mAppWidgetIds) { |
| 608 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetId); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 609 | if (id != null) { |
| 610 | return id.views; |
| 611 | } |
| 612 | return null; |
| 613 | } |
| 614 | } |
| 615 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 616 | public List<AppWidgetProviderInfo> getInstalledProviders() { |
| 617 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 618 | final int N = mInstalledProviders.size(); |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 619 | ArrayList<AppWidgetProviderInfo> result = new ArrayList<AppWidgetProviderInfo>(N); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 620 | for (int i=0; i<N; i++) { |
| 621 | Provider p = mInstalledProviders.get(i); |
| 622 | if (!p.zombie) { |
| 623 | result.add(p.info); |
| 624 | } |
| 625 | } |
| 626 | return result; |
| 627 | } |
| 628 | } |
| 629 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 630 | public void updateAppWidgetIds(int[] appWidgetIds, RemoteViews views) { |
| 631 | if (appWidgetIds == null) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 632 | return; |
| 633 | } |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 634 | if (appWidgetIds.length == 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 635 | return; |
| 636 | } |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 637 | final int N = appWidgetIds.length; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 638 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 639 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 640 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 641 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetIds[i]); |
| 642 | updateAppWidgetInstanceLocked(id, views); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 643 | } |
| 644 | } |
| 645 | } |
| 646 | |
Adam Cohen | 2dd2197 | 2010-08-15 18:20:04 -0700 | [diff] [blame] | 647 | public void partiallyUpdateAppWidgetIds(int[] appWidgetIds, RemoteViews views) { |
| 648 | if (appWidgetIds == null) { |
| 649 | return; |
| 650 | } |
| 651 | if (appWidgetIds.length == 0) { |
| 652 | return; |
| 653 | } |
| 654 | final int N = appWidgetIds.length; |
| 655 | |
| 656 | synchronized (mAppWidgetIds) { |
| 657 | for (int i=0; i<N; i++) { |
| 658 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetIds[i]); |
| 659 | updateAppWidgetInstanceLocked(id, views, true); |
| 660 | } |
| 661 | } |
| 662 | } |
| 663 | |
Winson Chung | 6394c0e | 2010-08-16 10:14:56 -0700 | [diff] [blame] | 664 | public void notifyAppWidgetViewDataChanged(int[] appWidgetIds, int viewId) { |
Winson Chung | 499cb9f | 2010-07-16 11:18:17 -0700 | [diff] [blame] | 665 | if (appWidgetIds == null) { |
| 666 | return; |
| 667 | } |
| 668 | if (appWidgetIds.length == 0) { |
| 669 | return; |
| 670 | } |
| 671 | final int N = appWidgetIds.length; |
| 672 | |
| 673 | synchronized (mAppWidgetIds) { |
| 674 | for (int i=0; i<N; i++) { |
| 675 | AppWidgetId id = lookupAppWidgetIdLocked(appWidgetIds[i]); |
Winson Chung | 6394c0e | 2010-08-16 10:14:56 -0700 | [diff] [blame] | 676 | notifyAppWidgetViewDataChangedInstanceLocked(id, viewId); |
Winson Chung | 499cb9f | 2010-07-16 11:18:17 -0700 | [diff] [blame] | 677 | } |
| 678 | } |
| 679 | } |
| 680 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 681 | public void updateAppWidgetProvider(ComponentName provider, RemoteViews views) { |
| 682 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 683 | Provider p = lookupProviderLocked(provider); |
| 684 | if (p == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 685 | Slog.w(TAG, "updateAppWidgetProvider: provider doesn't exist: " + provider); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 686 | return; |
| 687 | } |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 688 | ArrayList<AppWidgetId> instances = p.instances; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 689 | final int N = instances.size(); |
| 690 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 691 | AppWidgetId id = instances.get(i); |
| 692 | updateAppWidgetInstanceLocked(id, views); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 693 | } |
| 694 | } |
| 695 | } |
| 696 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 697 | void updateAppWidgetInstanceLocked(AppWidgetId id, RemoteViews views) { |
Adam Cohen | 2dd2197 | 2010-08-15 18:20:04 -0700 | [diff] [blame] | 698 | updateAppWidgetInstanceLocked(id, views, false); |
| 699 | } |
| 700 | |
| 701 | void updateAppWidgetInstanceLocked(AppWidgetId id, RemoteViews views, boolean isPartialUpdate) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 702 | // allow for stale appWidgetIds and other badness |
| 703 | // lookup also checks that the calling process can access the appWidgetId |
| 704 | // drop unbound appWidgetIds (shouldn't be possible under normal circumstances) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 705 | if (id != null && id.provider != null && !id.provider.zombie && !id.host.zombie) { |
Adam Cohen | 2dd2197 | 2010-08-15 18:20:04 -0700 | [diff] [blame] | 706 | |
| 707 | // We do not want to save this RemoteViews |
| 708 | if (!isPartialUpdate) id.views = views; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 709 | |
| 710 | // is anyone listening? |
| 711 | if (id.host.callbacks != null) { |
| 712 | try { |
| 713 | // the lock is held, but this is a oneway call |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 714 | id.host.callbacks.updateAppWidget(id.appWidgetId, views); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 715 | } catch (RemoteException e) { |
| 716 | // It failed; remove the callback. No need to prune because |
| 717 | // we know that this host is still referenced by this instance. |
| 718 | id.host.callbacks = null; |
| 719 | } |
| 720 | } |
| 721 | } |
| 722 | } |
| 723 | |
Winson Chung | 6394c0e | 2010-08-16 10:14:56 -0700 | [diff] [blame] | 724 | void notifyAppWidgetViewDataChangedInstanceLocked(AppWidgetId id, int viewId) { |
Winson Chung | 499cb9f | 2010-07-16 11:18:17 -0700 | [diff] [blame] | 725 | // allow for stale appWidgetIds and other badness |
| 726 | // lookup also checks that the calling process can access the appWidgetId |
| 727 | // drop unbound appWidgetIds (shouldn't be possible under normal circumstances) |
| 728 | if (id != null && id.provider != null && !id.provider.zombie && !id.host.zombie) { |
Winson Chung | 499cb9f | 2010-07-16 11:18:17 -0700 | [diff] [blame] | 729 | // is anyone listening? |
| 730 | if (id.host.callbacks != null) { |
| 731 | try { |
| 732 | // the lock is held, but this is a oneway call |
Winson Chung | 6394c0e | 2010-08-16 10:14:56 -0700 | [diff] [blame] | 733 | id.host.callbacks.viewDataChanged(id.appWidgetId, viewId); |
Winson Chung | 499cb9f | 2010-07-16 11:18:17 -0700 | [diff] [blame] | 734 | } catch (RemoteException e) { |
| 735 | // It failed; remove the callback. No need to prune because |
| 736 | // we know that this host is still referenced by this instance. |
| 737 | id.host.callbacks = null; |
| 738 | } |
| 739 | } |
| 740 | } |
| 741 | } |
| 742 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 743 | public int[] startListening(IAppWidgetHost callbacks, String packageName, int hostId, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 744 | List<RemoteViews> updatedViews) { |
| 745 | int callingUid = enforceCallingUid(packageName); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 746 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 747 | Host host = lookupOrAddHostLocked(callingUid, packageName, hostId); |
| 748 | host.callbacks = callbacks; |
| 749 | |
| 750 | updatedViews.clear(); |
| 751 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 752 | ArrayList<AppWidgetId> instances = host.instances; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 753 | int N = instances.size(); |
| 754 | int[] updatedIds = new int[N]; |
| 755 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 756 | AppWidgetId id = instances.get(i); |
| 757 | updatedIds[i] = id.appWidgetId; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 758 | updatedViews.add(id.views); |
| 759 | } |
| 760 | return updatedIds; |
| 761 | } |
| 762 | } |
| 763 | |
| 764 | public void stopListening(int hostId) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 765 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 766 | Host host = lookupHostLocked(getCallingUid(), hostId); |
Ken Shirriff | e21167a | 2009-09-23 16:42:53 -0700 | [diff] [blame] | 767 | if (host != null) { |
| 768 | host.callbacks = null; |
| 769 | pruneHostLocked(host); |
| 770 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 771 | } |
| 772 | } |
| 773 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 774 | boolean canAccessAppWidgetId(AppWidgetId id, int callingUid) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 775 | if (id.host.uid == callingUid) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 776 | // Apps hosting the AppWidget have access to it. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 777 | return true; |
| 778 | } |
| 779 | if (id.provider != null && id.provider.uid == callingUid) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 780 | // Apps providing the AppWidget have access to it (if the appWidgetId has been bound) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 781 | return true; |
| 782 | } |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 783 | if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.BIND_APPWIDGET) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 784 | == PackageManager.PERMISSION_GRANTED) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 785 | // Apps that can bind have access to all appWidgetIds. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 786 | return true; |
| 787 | } |
| 788 | // Nobody else can access it. |
| 789 | return false; |
| 790 | } |
| 791 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 792 | AppWidgetId lookupAppWidgetIdLocked(int appWidgetId) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 793 | int callingUid = getCallingUid(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 794 | final int N = mAppWidgetIds.size(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 795 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 796 | AppWidgetId id = mAppWidgetIds.get(i); |
| 797 | if (id.appWidgetId == appWidgetId && canAccessAppWidgetId(id, callingUid)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 798 | return id; |
| 799 | } |
| 800 | } |
| 801 | return null; |
| 802 | } |
| 803 | |
| 804 | Provider lookupProviderLocked(ComponentName provider) { |
Romain Guy | d2671e1 | 2010-03-11 18:06:42 -0800 | [diff] [blame] | 805 | final String className = provider.getClassName(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 806 | final int N = mInstalledProviders.size(); |
| 807 | for (int i=0; i<N; i++) { |
| 808 | Provider p = mInstalledProviders.get(i); |
Romain Guy | d2671e1 | 2010-03-11 18:06:42 -0800 | [diff] [blame] | 809 | if (p.info.provider.equals(provider) || className.equals(p.info.oldName)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 810 | return p; |
| 811 | } |
| 812 | } |
| 813 | return null; |
| 814 | } |
| 815 | |
| 816 | Host lookupHostLocked(int uid, int hostId) { |
| 817 | final int N = mHosts.size(); |
| 818 | for (int i=0; i<N; i++) { |
| 819 | Host h = mHosts.get(i); |
| 820 | if (h.uid == uid && h.hostId == hostId) { |
| 821 | return h; |
| 822 | } |
| 823 | } |
| 824 | return null; |
| 825 | } |
| 826 | |
| 827 | Host lookupOrAddHostLocked(int uid, String packageName, int hostId) { |
| 828 | final int N = mHosts.size(); |
| 829 | for (int i=0; i<N; i++) { |
| 830 | Host h = mHosts.get(i); |
| 831 | if (h.hostId == hostId && h.packageName.equals(packageName)) { |
| 832 | return h; |
| 833 | } |
| 834 | } |
| 835 | Host host = new Host(); |
| 836 | host.packageName = packageName; |
| 837 | host.uid = uid; |
| 838 | host.hostId = hostId; |
| 839 | mHosts.add(host); |
| 840 | return host; |
| 841 | } |
| 842 | |
| 843 | void pruneHostLocked(Host host) { |
| 844 | if (host.instances.size() == 0 && host.callbacks == null) { |
| 845 | mHosts.remove(host); |
| 846 | } |
| 847 | } |
| 848 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 849 | void loadAppWidgetList() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 850 | PackageManager pm = mPackageManager; |
| 851 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 852 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 853 | List<ResolveInfo> broadcastReceivers = pm.queryBroadcastReceivers(intent, |
| 854 | PackageManager.GET_META_DATA); |
| 855 | |
Bjorn Bringert | 5f85780 | 2010-02-10 23:09:48 +0000 | [diff] [blame] | 856 | final int N = broadcastReceivers == null ? 0 : broadcastReceivers.size(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 857 | for (int i=0; i<N; i++) { |
| 858 | ResolveInfo ri = broadcastReceivers.get(i); |
| 859 | addProviderLocked(ri); |
| 860 | } |
| 861 | } |
| 862 | |
| 863 | boolean addProviderLocked(ResolveInfo ri) { |
Joe Onorato | d070e89 | 2011-01-07 20:50:37 -0800 | [diff] [blame] | 864 | if ((ri.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0) { |
| 865 | return false; |
| 866 | } |
| 867 | if (!ri.activityInfo.isEnabled()) { |
| 868 | return false; |
| 869 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 870 | Provider p = parseProviderInfoXml(new ComponentName(ri.activityInfo.packageName, |
| 871 | ri.activityInfo.name), ri); |
| 872 | if (p != null) { |
| 873 | mInstalledProviders.add(p); |
| 874 | return true; |
| 875 | } else { |
| 876 | return false; |
| 877 | } |
| 878 | } |
| 879 | |
| 880 | void removeProviderLocked(int index, Provider p) { |
| 881 | int N = p.instances.size(); |
| 882 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 883 | AppWidgetId id = p.instances.get(i); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 884 | // Call back with empty RemoteViews |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 885 | updateAppWidgetInstanceLocked(id, null); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 886 | // Stop telling the host about updates for this from now on |
| 887 | cancelBroadcasts(p); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 888 | // clear out references to this appWidgetId |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 889 | id.host.instances.remove(id); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 890 | mAppWidgetIds.remove(id); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 891 | id.provider = null; |
| 892 | pruneHostLocked(id.host); |
| 893 | id.host = null; |
| 894 | } |
| 895 | p.instances.clear(); |
| 896 | mInstalledProviders.remove(index); |
| 897 | // no need to send the DISABLE broadcast, since the receiver is gone anyway |
| 898 | cancelBroadcasts(p); |
| 899 | } |
| 900 | |
| 901 | void sendEnableIntentLocked(Provider p) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 902 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_ENABLED); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 903 | intent.setComponent(p.info.provider); |
| 904 | mContext.sendBroadcast(intent); |
| 905 | } |
| 906 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 907 | void sendUpdateIntentLocked(Provider p, int[] appWidgetIds) { |
| 908 | if (appWidgetIds != null && appWidgetIds.length > 0) { |
| 909 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); |
| 910 | intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, appWidgetIds); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 911 | intent.setComponent(p.info.provider); |
| 912 | mContext.sendBroadcast(intent); |
| 913 | } |
| 914 | } |
| 915 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 916 | void registerForBroadcastsLocked(Provider p, int[] appWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 917 | if (p.info.updatePeriodMillis > 0) { |
| 918 | // if this is the first instance, set the alarm. otherwise, |
| 919 | // rely on the fact that we've already set it and that |
| 920 | // PendingIntent.getBroadcast will update the extras. |
| 921 | boolean alreadyRegistered = p.broadcast != null; |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 922 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); |
| 923 | intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, appWidgetIds); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 924 | intent.setComponent(p.info.provider); |
| 925 | long token = Binder.clearCallingIdentity(); |
| 926 | try { |
| 927 | p.broadcast = PendingIntent.getBroadcast(mContext, 1, intent, |
| 928 | PendingIntent.FLAG_UPDATE_CURRENT); |
| 929 | } finally { |
| 930 | Binder.restoreCallingIdentity(token); |
| 931 | } |
| 932 | if (!alreadyRegistered) { |
Joe Onorato | be96b3a | 2009-07-14 19:49:27 -0700 | [diff] [blame] | 933 | long period = p.info.updatePeriodMillis; |
| 934 | if (period < MIN_UPDATE_PERIOD) { |
| 935 | period = MIN_UPDATE_PERIOD; |
| 936 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 937 | mAlarmManager.setInexactRepeating(AlarmManager.ELAPSED_REALTIME_WAKEUP, |
Joe Onorato | be96b3a | 2009-07-14 19:49:27 -0700 | [diff] [blame] | 938 | SystemClock.elapsedRealtime() + period, period, p.broadcast); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 939 | } |
| 940 | } |
| 941 | } |
| 942 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 943 | static int[] getAppWidgetIds(Provider p) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 944 | int instancesSize = p.instances.size(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 945 | int appWidgetIds[] = new int[instancesSize]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 946 | for (int i=0; i<instancesSize; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 947 | appWidgetIds[i] = p.instances.get(i).appWidgetId; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 948 | } |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 949 | return appWidgetIds; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 950 | } |
| 951 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 952 | public int[] getAppWidgetIds(ComponentName provider) { |
| 953 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 954 | Provider p = lookupProviderLocked(provider); |
| 955 | if (p != null && getCallingUid() == p.uid) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 956 | return getAppWidgetIds(p); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 957 | } else { |
| 958 | return new int[0]; |
| 959 | } |
| 960 | } |
| 961 | } |
| 962 | |
| 963 | private Provider parseProviderInfoXml(ComponentName component, ResolveInfo ri) { |
| 964 | Provider p = null; |
| 965 | |
| 966 | ActivityInfo activityInfo = ri.activityInfo; |
| 967 | XmlResourceParser parser = null; |
| 968 | try { |
| 969 | parser = activityInfo.loadXmlMetaData(mPackageManager, |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 970 | AppWidgetManager.META_DATA_APPWIDGET_PROVIDER); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 971 | if (parser == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 972 | Slog.w(TAG, "No " + AppWidgetManager.META_DATA_APPWIDGET_PROVIDER + " meta-data for " |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 973 | + "AppWidget provider '" + component + '\''); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 974 | return null; |
| 975 | } |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 976 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 977 | AttributeSet attrs = Xml.asAttributeSet(parser); |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 978 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 979 | int type; |
| 980 | while ((type=parser.next()) != XmlPullParser.END_DOCUMENT |
| 981 | && type != XmlPullParser.START_TAG) { |
| 982 | // drain whitespace, comments, etc. |
| 983 | } |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 984 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 985 | String nodeName = parser.getName(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 986 | if (!"appwidget-provider".equals(nodeName)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 987 | Slog.w(TAG, "Meta-data does not start with appwidget-provider tag for" |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 988 | + " AppWidget provider '" + component + '\''); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 989 | return null; |
| 990 | } |
| 991 | |
| 992 | p = new Provider(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 993 | AppWidgetProviderInfo info = p.info = new AppWidgetProviderInfo(); |
Romain Guy | d2671e1 | 2010-03-11 18:06:42 -0800 | [diff] [blame] | 994 | // If metaData was null, we would have returned earlier when getting |
| 995 | // the parser No need to do the check here |
| 996 | info.oldName = activityInfo.metaData.getString( |
| 997 | AppWidgetManager.META_DATA_APPWIDGET_OLD_NAME); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 998 | |
| 999 | info.provider = component; |
| 1000 | p.uid = activityInfo.applicationInfo.uid; |
| 1001 | |
Dianne Hackborn | 20cb56e | 2010-03-04 00:58:29 -0800 | [diff] [blame] | 1002 | Resources res = mPackageManager.getResourcesForApplication( |
| 1003 | activityInfo.applicationInfo); |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 1004 | |
Dianne Hackborn | 20cb56e | 2010-03-04 00:58:29 -0800 | [diff] [blame] | 1005 | TypedArray sa = res.obtainAttributes(attrs, |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1006 | com.android.internal.R.styleable.AppWidgetProviderInfo); |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 1007 | |
Mitsuru Oshima | 8f25c42 | 2009-07-01 00:10:43 -0700 | [diff] [blame] | 1008 | // These dimensions has to be resolved in the application's context. |
| 1009 | // We simply send back the raw complex data, which will be |
| 1010 | // converted to dp in {@link AppWidgetManager#getAppWidgetInfo}. |
| 1011 | TypedValue value = sa.peekValue( |
| 1012 | com.android.internal.R.styleable.AppWidgetProviderInfo_minWidth); |
| 1013 | info.minWidth = value != null ? value.data : 0; |
| 1014 | value = sa.peekValue(com.android.internal.R.styleable.AppWidgetProviderInfo_minHeight); |
| 1015 | info.minHeight = value != null ? value.data : 0; |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 1016 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1017 | info.updatePeriodMillis = sa.getInt( |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1018 | com.android.internal.R.styleable.AppWidgetProviderInfo_updatePeriodMillis, 0); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1019 | info.initialLayout = sa.getResourceId( |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1020 | com.android.internal.R.styleable.AppWidgetProviderInfo_initialLayout, 0); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1021 | String className = sa.getString( |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1022 | com.android.internal.R.styleable.AppWidgetProviderInfo_configure); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1023 | if (className != null) { |
| 1024 | info.configure = new ComponentName(component.getPackageName(), className); |
| 1025 | } |
| 1026 | info.label = activityInfo.loadLabel(mPackageManager).toString(); |
| 1027 | info.icon = ri.getIconResource(); |
Patrick Dubroy | d2db2a5 | 2010-06-23 14:56:28 -0700 | [diff] [blame] | 1028 | info.previewImage = sa.getResourceId( |
| 1029 | com.android.internal.R.styleable.AppWidgetProviderInfo_previewImage, 0); |
Adam Cohen | a02fdf1 | 2010-11-03 13:27:40 -0700 | [diff] [blame] | 1030 | info.autoAdvanceViewId = sa.getResourceId( |
| 1031 | com.android.internal.R.styleable.AppWidgetProviderInfo_autoAdvanceViewId, -1); |
Adam Cohen | 9611f2e | 2011-02-28 13:39:38 -0800 | [diff] [blame] | 1032 | info.resizeMode = sa.getInt( |
Adam Cohen | d2e20de | 2011-02-25 12:03:37 -0800 | [diff] [blame] | 1033 | com.android.internal.R.styleable.AppWidgetProviderInfo_resizeMode, |
| 1034 | AppWidgetProviderInfo.RESIZE_NONE); |
Patrick Dubroy | d2db2a5 | 2010-06-23 14:56:28 -0700 | [diff] [blame] | 1035 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1036 | sa.recycle(); |
| 1037 | } catch (Exception e) { |
| 1038 | // Ok to catch Exception here, because anything going wrong because |
| 1039 | // of what a client process passes to us should not be fatal for the |
| 1040 | // system process. |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1041 | Slog.w(TAG, "XML parsing failed for AppWidget provider '" + component + '\'', e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1042 | return null; |
| 1043 | } finally { |
| 1044 | if (parser != null) parser.close(); |
| 1045 | } |
| 1046 | return p; |
| 1047 | } |
| 1048 | |
| 1049 | int getUidForPackage(String packageName) throws PackageManager.NameNotFoundException { |
| 1050 | PackageInfo pkgInfo = mPackageManager.getPackageInfo(packageName, 0); |
| 1051 | if (pkgInfo == null || pkgInfo.applicationInfo == null) { |
| 1052 | throw new PackageManager.NameNotFoundException(); |
| 1053 | } |
| 1054 | return pkgInfo.applicationInfo.uid; |
| 1055 | } |
| 1056 | |
| 1057 | int enforceCallingUid(String packageName) throws IllegalArgumentException { |
| 1058 | int callingUid = getCallingUid(); |
| 1059 | int packageUid; |
| 1060 | try { |
| 1061 | packageUid = getUidForPackage(packageName); |
| 1062 | } catch (PackageManager.NameNotFoundException ex) { |
| 1063 | throw new IllegalArgumentException("packageName and uid don't match packageName=" |
| 1064 | + packageName); |
| 1065 | } |
Marco Nelissen | 54796e7 | 2009-04-30 15:16:30 -0700 | [diff] [blame] | 1066 | if (callingUid != packageUid && Process.supportsProcesses()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1067 | throw new IllegalArgumentException("packageName and uid don't match packageName=" |
| 1068 | + packageName); |
| 1069 | } |
| 1070 | return callingUid; |
| 1071 | } |
| 1072 | |
| 1073 | void sendInitialBroadcasts() { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1074 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1075 | final int N = mInstalledProviders.size(); |
| 1076 | for (int i=0; i<N; i++) { |
| 1077 | Provider p = mInstalledProviders.get(i); |
| 1078 | if (p.instances.size() > 0) { |
| 1079 | sendEnableIntentLocked(p); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1080 | int[] appWidgetIds = getAppWidgetIds(p); |
| 1081 | sendUpdateIntentLocked(p, appWidgetIds); |
| 1082 | registerForBroadcastsLocked(p, appWidgetIds); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1083 | } |
| 1084 | } |
| 1085 | } |
| 1086 | } |
| 1087 | |
| 1088 | // only call from initialization -- it assumes that the data structures are all empty |
| 1089 | void loadStateLocked() { |
| 1090 | File temp = savedStateTempFile(); |
| 1091 | File real = savedStateRealFile(); |
| 1092 | |
| 1093 | // prefer the real file. If it doesn't exist, use the temp one, and then copy it to the |
| 1094 | // real one. if there is both a real file and a temp one, assume that the temp one isn't |
| 1095 | // fully written and delete it. |
| 1096 | if (real.exists()) { |
| 1097 | readStateFromFileLocked(real); |
| 1098 | if (temp.exists()) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1099 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1100 | temp.delete(); |
| 1101 | } |
| 1102 | } else if (temp.exists()) { |
| 1103 | readStateFromFileLocked(temp); |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1104 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1105 | temp.renameTo(real); |
| 1106 | } |
| 1107 | } |
| 1108 | |
| 1109 | void saveStateLocked() { |
| 1110 | File temp = savedStateTempFile(); |
| 1111 | File real = savedStateRealFile(); |
| 1112 | |
| 1113 | if (!real.exists()) { |
| 1114 | // If the real one doesn't exist, it's either because this is the first time |
| 1115 | // or because something went wrong while copying them. In this case, we can't |
| 1116 | // trust anything that's in temp. In order to have the loadState code not |
| 1117 | // use the temporary one until it's fully written, create an empty file |
| 1118 | // for real, which will we'll shortly delete. |
| 1119 | try { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1120 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1121 | real.createNewFile(); |
| 1122 | } catch (IOException e) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1123 | // Ignore |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1124 | } |
| 1125 | } |
| 1126 | |
| 1127 | if (temp.exists()) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1128 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1129 | temp.delete(); |
| 1130 | } |
| 1131 | |
Suchi Amalapurapu | 8550f25 | 2009-09-29 15:20:32 -0700 | [diff] [blame] | 1132 | if (!writeStateToFileLocked(temp)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1133 | Slog.w(TAG, "Failed to persist new settings"); |
Suchi Amalapurapu | 8550f25 | 2009-09-29 15:20:32 -0700 | [diff] [blame] | 1134 | return; |
| 1135 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1136 | |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1137 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1138 | real.delete(); |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1139 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1140 | temp.renameTo(real); |
| 1141 | } |
| 1142 | |
Suchi Amalapurapu | 8550f25 | 2009-09-29 15:20:32 -0700 | [diff] [blame] | 1143 | boolean writeStateToFileLocked(File file) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1144 | FileOutputStream stream = null; |
| 1145 | int N; |
| 1146 | |
| 1147 | try { |
| 1148 | stream = new FileOutputStream(file, false); |
| 1149 | XmlSerializer out = new FastXmlSerializer(); |
| 1150 | out.setOutput(stream, "utf-8"); |
| 1151 | out.startDocument(null, true); |
| 1152 | |
| 1153 | |
| 1154 | out.startTag(null, "gs"); |
| 1155 | |
| 1156 | int providerIndex = 0; |
| 1157 | N = mInstalledProviders.size(); |
| 1158 | for (int i=0; i<N; i++) { |
| 1159 | Provider p = mInstalledProviders.get(i); |
| 1160 | if (p.instances.size() > 0) { |
| 1161 | out.startTag(null, "p"); |
| 1162 | out.attribute(null, "pkg", p.info.provider.getPackageName()); |
| 1163 | out.attribute(null, "cl", p.info.provider.getClassName()); |
Patrick Tsai | bd742e43 | 2010-05-01 00:30:19 +0800 | [diff] [blame] | 1164 | out.endTag(null, "p"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1165 | p.tag = providerIndex; |
| 1166 | providerIndex++; |
| 1167 | } |
| 1168 | } |
| 1169 | |
| 1170 | N = mHosts.size(); |
| 1171 | for (int i=0; i<N; i++) { |
| 1172 | Host host = mHosts.get(i); |
| 1173 | out.startTag(null, "h"); |
| 1174 | out.attribute(null, "pkg", host.packageName); |
| 1175 | out.attribute(null, "id", Integer.toHexString(host.hostId)); |
| 1176 | out.endTag(null, "h"); |
| 1177 | host.tag = i; |
| 1178 | } |
| 1179 | |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1180 | N = mAppWidgetIds.size(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1181 | for (int i=0; i<N; i++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1182 | AppWidgetId id = mAppWidgetIds.get(i); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1183 | out.startTag(null, "g"); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1184 | out.attribute(null, "id", Integer.toHexString(id.appWidgetId)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1185 | out.attribute(null, "h", Integer.toHexString(id.host.tag)); |
| 1186 | if (id.provider != null) { |
| 1187 | out.attribute(null, "p", Integer.toHexString(id.provider.tag)); |
| 1188 | } |
| 1189 | out.endTag(null, "g"); |
| 1190 | } |
| 1191 | |
| 1192 | out.endTag(null, "gs"); |
| 1193 | |
| 1194 | out.endDocument(); |
| 1195 | stream.close(); |
Suchi Amalapurapu | 8550f25 | 2009-09-29 15:20:32 -0700 | [diff] [blame] | 1196 | return true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1197 | } catch (IOException e) { |
| 1198 | try { |
| 1199 | if (stream != null) { |
| 1200 | stream.close(); |
| 1201 | } |
| 1202 | } catch (IOException ex) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1203 | // Ignore |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1204 | } |
| 1205 | if (file.exists()) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1206 | //noinspection ResultOfMethodCallIgnored |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1207 | file.delete(); |
| 1208 | } |
Suchi Amalapurapu | 8550f25 | 2009-09-29 15:20:32 -0700 | [diff] [blame] | 1209 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1210 | } |
| 1211 | } |
| 1212 | |
| 1213 | void readStateFromFileLocked(File file) { |
| 1214 | FileInputStream stream = null; |
| 1215 | |
| 1216 | boolean success = false; |
| 1217 | |
| 1218 | try { |
| 1219 | stream = new FileInputStream(file); |
| 1220 | XmlPullParser parser = Xml.newPullParser(); |
| 1221 | parser.setInput(stream, null); |
| 1222 | |
| 1223 | int type; |
| 1224 | int providerIndex = 0; |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1225 | HashMap<Integer,Provider> loadedProviders = new HashMap<Integer, Provider>(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1226 | do { |
| 1227 | type = parser.next(); |
| 1228 | if (type == XmlPullParser.START_TAG) { |
| 1229 | String tag = parser.getName(); |
| 1230 | if ("p".equals(tag)) { |
| 1231 | // TODO: do we need to check that this package has the same signature |
| 1232 | // as before? |
| 1233 | String pkg = parser.getAttributeValue(null, "pkg"); |
| 1234 | String cl = parser.getAttributeValue(null, "cl"); |
Romain Guy | ff3e61c | 2010-03-11 15:30:02 -0800 | [diff] [blame] | 1235 | |
| 1236 | final PackageManager packageManager = mContext.getPackageManager(); |
| 1237 | try { |
| 1238 | packageManager.getReceiverInfo(new ComponentName(pkg, cl), 0); |
| 1239 | } catch (PackageManager.NameNotFoundException e) { |
| 1240 | String[] pkgs = packageManager.currentToCanonicalPackageNames( |
| 1241 | new String[] { pkg }); |
| 1242 | pkg = pkgs[0]; |
| 1243 | } |
| 1244 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1245 | Provider p = lookupProviderLocked(new ComponentName(pkg, cl)); |
| 1246 | if (p == null && mSafeMode) { |
| 1247 | // if we're in safe mode, make a temporary one |
| 1248 | p = new Provider(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1249 | p.info = new AppWidgetProviderInfo(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1250 | p.info.provider = new ComponentName(pkg, cl); |
| 1251 | p.zombie = true; |
| 1252 | mInstalledProviders.add(p); |
| 1253 | } |
| 1254 | if (p != null) { |
| 1255 | // if it wasn't uninstalled or something |
| 1256 | loadedProviders.put(providerIndex, p); |
| 1257 | } |
| 1258 | providerIndex++; |
| 1259 | } |
| 1260 | else if ("h".equals(tag)) { |
| 1261 | Host host = new Host(); |
| 1262 | |
| 1263 | // TODO: do we need to check that this package has the same signature |
| 1264 | // as before? |
| 1265 | host.packageName = parser.getAttributeValue(null, "pkg"); |
| 1266 | try { |
| 1267 | host.uid = getUidForPackage(host.packageName); |
| 1268 | } catch (PackageManager.NameNotFoundException ex) { |
| 1269 | host.zombie = true; |
| 1270 | } |
| 1271 | if (!host.zombie || mSafeMode) { |
| 1272 | // In safe mode, we don't discard the hosts we don't recognize |
| 1273 | // so that they're not pruned from our list. Otherwise, we do. |
| 1274 | host.hostId = Integer.parseInt( |
| 1275 | parser.getAttributeValue(null, "id"), 16); |
| 1276 | mHosts.add(host); |
| 1277 | } |
| 1278 | } |
| 1279 | else if ("g".equals(tag)) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1280 | AppWidgetId id = new AppWidgetId(); |
| 1281 | id.appWidgetId = Integer.parseInt(parser.getAttributeValue(null, "id"), 16); |
| 1282 | if (id.appWidgetId >= mNextAppWidgetId) { |
| 1283 | mNextAppWidgetId = id.appWidgetId + 1; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1284 | } |
| 1285 | |
| 1286 | String providerString = parser.getAttributeValue(null, "p"); |
| 1287 | if (providerString != null) { |
| 1288 | // there's no provider if it hasn't been bound yet. |
| 1289 | // maybe we don't have to save this, but it brings the system |
| 1290 | // to the state it was in. |
| 1291 | int pIndex = Integer.parseInt(providerString, 16); |
| 1292 | id.provider = loadedProviders.get(pIndex); |
| 1293 | if (false) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1294 | Slog.d(TAG, "bound appWidgetId=" + id.appWidgetId + " to provider " |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1295 | + pIndex + " which is " + id.provider); |
| 1296 | } |
| 1297 | if (id.provider == null) { |
| 1298 | // This provider is gone. We just let the host figure out |
| 1299 | // that this happened when it fails to load it. |
| 1300 | continue; |
| 1301 | } |
| 1302 | } |
| 1303 | |
| 1304 | int hIndex = Integer.parseInt(parser.getAttributeValue(null, "h"), 16); |
| 1305 | id.host = mHosts.get(hIndex); |
| 1306 | if (id.host == null) { |
| 1307 | // This host is gone. |
| 1308 | continue; |
| 1309 | } |
| 1310 | |
| 1311 | if (id.provider != null) { |
| 1312 | id.provider.instances.add(id); |
| 1313 | } |
| 1314 | id.host.instances.add(id); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1315 | mAppWidgetIds.add(id); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1316 | } |
| 1317 | } |
| 1318 | } while (type != XmlPullParser.END_DOCUMENT); |
| 1319 | success = true; |
| 1320 | } catch (NullPointerException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1321 | Slog.w(TAG, "failed parsing " + file, e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1322 | } catch (NumberFormatException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1323 | Slog.w(TAG, "failed parsing " + file, e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1324 | } catch (XmlPullParserException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1325 | Slog.w(TAG, "failed parsing " + file, e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1326 | } catch (IOException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1327 | Slog.w(TAG, "failed parsing " + file, e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1328 | } catch (IndexOutOfBoundsException e) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1329 | Slog.w(TAG, "failed parsing " + file, e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1330 | } |
| 1331 | try { |
| 1332 | if (stream != null) { |
| 1333 | stream.close(); |
| 1334 | } |
| 1335 | } catch (IOException e) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1336 | // Ignore |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1337 | } |
| 1338 | |
| 1339 | if (success) { |
| 1340 | // delete any hosts that didn't manage to get connected (should happen) |
| 1341 | // if it matters, they'll be reconnected. |
Dianne Hackborn | 002716d | 2009-08-12 11:13:26 -0700 | [diff] [blame] | 1342 | for (int i=mHosts.size()-1; i>=0; i--) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1343 | pruneHostLocked(mHosts.get(i)); |
| 1344 | } |
| 1345 | } else { |
| 1346 | // failed reading, clean up |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1347 | mAppWidgetIds.clear(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1348 | mHosts.clear(); |
| 1349 | final int N = mInstalledProviders.size(); |
| 1350 | for (int i=0; i<N; i++) { |
| 1351 | mInstalledProviders.get(i).instances.clear(); |
| 1352 | } |
| 1353 | } |
| 1354 | } |
| 1355 | |
| 1356 | File savedStateTempFile() { |
| 1357 | return new File("/data/system/" + SETTINGS_TMP_FILENAME); |
| 1358 | //return new File(mContext.getFilesDir(), SETTINGS_FILENAME); |
| 1359 | } |
| 1360 | |
| 1361 | File savedStateRealFile() { |
| 1362 | return new File("/data/system/" + SETTINGS_FILENAME); |
| 1363 | //return new File(mContext.getFilesDir(), SETTINGS_TMP_FILENAME); |
| 1364 | } |
| 1365 | |
| 1366 | BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { |
| 1367 | public void onReceive(Context context, Intent intent) { |
| 1368 | String action = intent.getAction(); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1369 | //Slog.d(TAG, "received " + action); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1370 | if (Intent.ACTION_BOOT_COMPLETED.equals(action)) { |
| 1371 | sendInitialBroadcasts(); |
Eric Fischer | 63c2d9e | 2009-10-22 15:22:50 -0700 | [diff] [blame] | 1372 | } else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) { |
| 1373 | Locale revised = Locale.getDefault(); |
| 1374 | if (revised == null || mLocale == null || |
| 1375 | !(revised.equals(mLocale))) { |
| 1376 | mLocale = revised; |
| 1377 | |
| 1378 | synchronized (mAppWidgetIds) { |
| 1379 | int N = mInstalledProviders.size(); |
| 1380 | for (int i=N-1; i>=0; i--) { |
| 1381 | Provider p = mInstalledProviders.get(i); |
| 1382 | String pkgName = p.info.provider.getPackageName(); |
| 1383 | updateProvidersForPackageLocked(pkgName); |
| 1384 | } |
| 1385 | saveStateLocked(); |
| 1386 | } |
| 1387 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1388 | } else { |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1389 | boolean added = false; |
Joe Onorato | d070e89 | 2011-01-07 20:50:37 -0800 | [diff] [blame] | 1390 | boolean changed = false; |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1391 | String pkgList[] = null; |
Suchi Amalapurapu | b56ae20 | 2010-02-04 22:51:07 -0800 | [diff] [blame] | 1392 | if (Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE.equals(action)) { |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1393 | pkgList = intent.getStringArrayExtra(Intent.EXTRA_CHANGED_PACKAGE_LIST); |
| 1394 | added = true; |
Joe Onorato | 94258cd | 2010-08-24 16:45:40 -0400 | [diff] [blame] | 1395 | } else if (Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE.equals(action)) { |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1396 | pkgList = intent.getStringArrayExtra(Intent.EXTRA_CHANGED_PACKAGE_LIST); |
| 1397 | added = false; |
| 1398 | } else { |
| 1399 | Uri uri = intent.getData(); |
| 1400 | if (uri == null) { |
| 1401 | return; |
| 1402 | } |
| 1403 | String pkgName = uri.getSchemeSpecificPart(); |
| 1404 | if (pkgName == null) { |
| 1405 | return; |
| 1406 | } |
| 1407 | pkgList = new String[] { pkgName }; |
| 1408 | added = Intent.ACTION_PACKAGE_ADDED.equals(action); |
Joe Onorato | d070e89 | 2011-01-07 20:50:37 -0800 | [diff] [blame] | 1409 | changed = Intent.ACTION_PACKAGE_CHANGED.equals(action); |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1410 | } |
| 1411 | if (pkgList == null || pkgList.length == 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1412 | return; |
| 1413 | } |
Joe Onorato | d070e89 | 2011-01-07 20:50:37 -0800 | [diff] [blame] | 1414 | if (added || changed) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1415 | synchronized (mAppWidgetIds) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1416 | Bundle extras = intent.getExtras(); |
Joe Onorato | d070e89 | 2011-01-07 20:50:37 -0800 | [diff] [blame] | 1417 | if (changed || (extras != null && |
| 1418 | extras.getBoolean(Intent.EXTRA_REPLACING, false))) { |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1419 | for (String pkgName : pkgList) { |
| 1420 | // The package was just upgraded |
| 1421 | updateProvidersForPackageLocked(pkgName); |
| 1422 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1423 | } else { |
| 1424 | // The package was just added |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1425 | for (String pkgName : pkgList) { |
| 1426 | addProvidersForPackageLocked(pkgName); |
| 1427 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1428 | } |
| 1429 | saveStateLocked(); |
| 1430 | } |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1431 | } else { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1432 | Bundle extras = intent.getExtras(); |
| 1433 | if (extras != null && extras.getBoolean(Intent.EXTRA_REPLACING, false)) { |
| 1434 | // The package is being updated. We'll receive a PACKAGE_ADDED shortly. |
| 1435 | } else { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1436 | synchronized (mAppWidgetIds) { |
Suchi Amalapurapu | 08675a3 | 2010-01-28 09:57:30 -0800 | [diff] [blame] | 1437 | for (String pkgName : pkgList) { |
| 1438 | removeProvidersForPackageLocked(pkgName); |
| 1439 | saveStateLocked(); |
| 1440 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1441 | } |
| 1442 | } |
| 1443 | } |
| 1444 | } |
| 1445 | } |
| 1446 | }; |
| 1447 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1448 | void addProvidersForPackageLocked(String pkgName) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1449 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); |
Joe Onorato | f6133fe | 2010-02-01 18:24:46 -0500 | [diff] [blame] | 1450 | intent.setPackage(pkgName); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1451 | List<ResolveInfo> broadcastReceivers = mPackageManager.queryBroadcastReceivers(intent, |
| 1452 | PackageManager.GET_META_DATA); |
| 1453 | |
Bjorn Bringert | 5f85780 | 2010-02-10 23:09:48 +0000 | [diff] [blame] | 1454 | final int N = broadcastReceivers == null ? 0 : broadcastReceivers.size(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1455 | for (int i=0; i<N; i++) { |
| 1456 | ResolveInfo ri = broadcastReceivers.get(i); |
| 1457 | ActivityInfo ai = ri.activityInfo; |
Joe Onorato | 331fbdc | 2010-08-24 17:02:09 -0400 | [diff] [blame] | 1458 | if ((ai.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0) { |
| 1459 | continue; |
| 1460 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1461 | if (pkgName.equals(ai.packageName)) { |
| 1462 | addProviderLocked(ri); |
| 1463 | } |
| 1464 | } |
| 1465 | } |
| 1466 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1467 | void updateProvidersForPackageLocked(String pkgName) { |
Romain Guy | a547559 | 2009-07-01 17:20:08 -0700 | [diff] [blame] | 1468 | HashSet<String> keep = new HashSet<String>(); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1469 | Intent intent = new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE); |
Joe Onorato | f6133fe | 2010-02-01 18:24:46 -0500 | [diff] [blame] | 1470 | intent.setPackage(pkgName); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1471 | List<ResolveInfo> broadcastReceivers = mPackageManager.queryBroadcastReceivers(intent, |
| 1472 | PackageManager.GET_META_DATA); |
| 1473 | |
| 1474 | // add the missing ones and collect which ones to keep |
Bjorn Bringert | 5f85780 | 2010-02-10 23:09:48 +0000 | [diff] [blame] | 1475 | int N = broadcastReceivers == null ? 0 : broadcastReceivers.size(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1476 | for (int i=0; i<N; i++) { |
| 1477 | ResolveInfo ri = broadcastReceivers.get(i); |
| 1478 | ActivityInfo ai = ri.activityInfo; |
Joe Onorato | 331fbdc | 2010-08-24 17:02:09 -0400 | [diff] [blame] | 1479 | if ((ai.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0) { |
| 1480 | continue; |
| 1481 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1482 | if (pkgName.equals(ai.packageName)) { |
| 1483 | ComponentName component = new ComponentName(ai.packageName, ai.name); |
| 1484 | Provider p = lookupProviderLocked(component); |
| 1485 | if (p == null) { |
| 1486 | if (addProviderLocked(ri)) { |
| 1487 | keep.add(ai.name); |
| 1488 | } |
| 1489 | } else { |
| 1490 | Provider parsed = parseProviderInfoXml(component, ri); |
| 1491 | if (parsed != null) { |
| 1492 | keep.add(ai.name); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1493 | // Use the new AppWidgetProviderInfo. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1494 | p.info = parsed.info; |
| 1495 | // If it's enabled |
| 1496 | final int M = p.instances.size(); |
| 1497 | if (M > 0) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1498 | int[] appWidgetIds = getAppWidgetIds(p); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1499 | // Reschedule for the new updatePeriodMillis (don't worry about handling |
| 1500 | // it specially if updatePeriodMillis didn't change because we just sent |
| 1501 | // an update, and the next one will be updatePeriodMillis from now). |
| 1502 | cancelBroadcasts(p); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1503 | registerForBroadcastsLocked(p, appWidgetIds); |
| 1504 | // If it's currently showing, call back with the new AppWidgetProviderInfo. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1505 | for (int j=0; j<M; j++) { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1506 | AppWidgetId id = p.instances.get(j); |
Joe Onorato | a8a8a42 | 2010-06-16 15:06:16 -0400 | [diff] [blame] | 1507 | id.views = null; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1508 | if (id.host != null && id.host.callbacks != null) { |
| 1509 | try { |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1510 | id.host.callbacks.providerChanged(id.appWidgetId, p.info); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1511 | } catch (RemoteException ex) { |
| 1512 | // It failed; remove the callback. No need to prune because |
| 1513 | // we know that this host is still referenced by this |
| 1514 | // instance. |
| 1515 | id.host.callbacks = null; |
| 1516 | } |
| 1517 | } |
| 1518 | } |
| 1519 | // Now that we've told the host, push out an update. |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1520 | sendUpdateIntentLocked(p, appWidgetIds); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1521 | } |
| 1522 | } |
| 1523 | } |
| 1524 | } |
| 1525 | } |
| 1526 | |
| 1527 | // prune the ones we don't want to keep |
| 1528 | N = mInstalledProviders.size(); |
| 1529 | for (int i=N-1; i>=0; i--) { |
| 1530 | Provider p = mInstalledProviders.get(i); |
| 1531 | if (pkgName.equals(p.info.provider.getPackageName()) |
| 1532 | && !keep.contains(p.info.provider.getClassName())) { |
| 1533 | removeProviderLocked(i, p); |
| 1534 | } |
| 1535 | } |
| 1536 | } |
| 1537 | |
| 1538 | void removeProvidersForPackageLocked(String pkgName) { |
| 1539 | int N = mInstalledProviders.size(); |
| 1540 | for (int i=N-1; i>=0; i--) { |
| 1541 | Provider p = mInstalledProviders.get(i); |
| 1542 | if (pkgName.equals(p.info.provider.getPackageName())) { |
| 1543 | removeProviderLocked(i, p); |
| 1544 | } |
| 1545 | } |
| 1546 | |
| 1547 | // Delete the hosts for this package too |
| 1548 | // |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 1549 | // By now, we have removed any AppWidgets that were in any hosts here, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1550 | // so we don't need to worry about sending DISABLE broadcasts to them. |
| 1551 | N = mHosts.size(); |
| 1552 | for (int i=N-1; i>=0; i--) { |
| 1553 | Host host = mHosts.get(i); |
| 1554 | if (pkgName.equals(host.packageName)) { |
| 1555 | deleteHostLocked(host); |
| 1556 | } |
| 1557 | } |
| 1558 | } |
| 1559 | } |
| 1560 | |