AppWidgetHostView.java revision d2097ebacf3a3658624cad10669a4d98e8d7d846
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 17c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Projectpackage android.appwidget; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 195d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohenimport android.content.ComponentName; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 215d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohenimport android.content.pm.ApplicationInfo; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.pm.PackageManager; 23b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkeyimport android.content.pm.PackageManager.NameNotFoundException; 245d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohenimport android.content.res.Resources; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Bitmap; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Canvas; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Color; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Paint; 294c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohenimport android.graphics.Rect; 305d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohenimport android.os.Build; 31e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohenimport android.os.Bundle; 3209ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guyimport android.os.Parcel; 333030193dc179b3010f2dd3bffe9c1dec54da38fcGilles Debunneimport android.os.Parcelable; 343030193dc179b3010f2dd3bffe9c1dec54da38fcGilles Debunneimport android.os.SystemClock; 35b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkeyimport android.util.AttributeSet; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 3709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guyimport android.util.SparseArray; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.Gravity; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.LayoutInflater; 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 41499cb9f516062b654952d282f211bee44c31a3c2Winson Chungimport android.widget.Adapter; 42499cb9f516062b654952d282f211bee44c31a3c2Winson Chungimport android.widget.AdapterView; 43499cb9f516062b654952d282f211bee44c31a3c2Winson Chungimport android.widget.BaseAdapter; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.FrameLayout; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.RemoteViews; 462148d43eb23c702e834c93ae427f822f32d280a2Adam Cohenimport android.widget.RemoteViewsAdapter.RemoteAdapterConnectionCallback; 474c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohenimport android.widget.TextView; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 50c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project * Provides the glue to show AppWidget views. This class offers automatic animation 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * between updates, and will try recycling old views for each incoming 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link RemoteViews}. 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 54c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Projectpublic class AppWidgetHostView extends FrameLayout { 55c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project static final String TAG = "AppWidgetHostView"; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final boolean LOGD = false; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final boolean CROSSFADE = false; 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final int VIEW_MODE_NOINIT = 0; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final int VIEW_MODE_CONTENT = 1; 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final int VIEW_MODE_ERROR = 2; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final int VIEW_MODE_DEFAULT = 3; 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final int FADE_DURATION = 1000; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 66c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project // When we're inflating the initialLayout for a AppWidget, we only allow 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // views that are allowed in RemoteViews. 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static final LayoutInflater.Filter sInflaterFilter = new LayoutInflater.Filter() { 69e6ac8b9aade9443ab8456c8f7a47cdfba3b70266Gilles Debunne public boolean onLoadClass(Class clazz) { 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return clazz.isAnnotationPresent(RemoteViews.RemoteView.class); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Context mContext; 75b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey Context mRemoteContext; 76b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey 77c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project int mAppWidgetId; 78c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project AppWidgetProviderInfo mInfo; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View mView; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mViewMode = VIEW_MODE_NOINIT; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mLayoutId = -1; 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project long mFadeStartTime = -1; 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Bitmap mOld; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Paint mOldPaint = new Paint(); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a host view. Uses default fade animations. 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 89c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project public AppWidgetHostView(Context context) { 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, android.R.anim.fade_in, android.R.anim.fade_out); 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a host view. Uses specified animations when pushing 95c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project * {@link #updateAppWidget(RemoteViews)}. 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param animationIn Resource ID of in animation to use 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param animationOut Resource ID of out animation to use 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 100a54755962ca7725d1e2b6cacbbaece6f1cbf5af4Romain Guy @SuppressWarnings({"UnusedDeclaration"}) 101c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project public AppWidgetHostView(Context context, int animationIn, int animationOut) { 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext = context; 104d110889cbca4d40f8cdeddfe6eb2f498f470ae4bAdam Cohen 105d110889cbca4d40f8cdeddfe6eb2f498f470ae4bAdam Cohen // We want to segregate the view ids within AppWidgets to prevent 106d110889cbca4d40f8cdeddfe6eb2f498f470ae4bAdam Cohen // problems when those ids collide with view ids in the AppWidgetHost. 107d110889cbca4d40f8cdeddfe6eb2f498f470ae4bAdam Cohen setIsRootNamespace(true); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 109d110889cbca4d40f8cdeddfe6eb2f498f470ae4bAdam Cohen 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1114c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * Set the AppWidget that will be displayed by this view. This method also adds default padding 1124c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * to widgets, as described in {@link #getDefaultPaddingForWidget(Context, ComponentName, Rect)} 1134c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * and can be overridden in order to add custom padding. 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 115c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project public void setAppWidget(int appWidgetId, AppWidgetProviderInfo info) { 116c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project mAppWidgetId = appWidgetId; 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mInfo = info; 1185d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen 1195d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen // Sometimes the AppWidgetManager returns a null AppWidgetProviderInfo object for 1205d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen // a widget, eg. for some widgets in safe mode. 1215d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen if (info != null) { 1225d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen // We add padding to the AppWidgetHostView if necessary 1234c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen Rect padding = getDefaultPaddingForWidget(mContext, info.provider, null); 1245d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen setPadding(padding.left, padding.top, padding.right, padding.bottom); 1255d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen } 1265d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen } 1275d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen 1285d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen /** 1295d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen * As of ICE_CREAM_SANDWICH we are automatically adding padding to widgets targeting 1305d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen * ICE_CREAM_SANDWICH and higher. The new widget design guidelines strongly recommend 1315d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen * that widget developers do not add extra padding to their widgets. This will help 1325d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen * achieve consistency among widgets. 1334c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * 1344c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * Note: this method is only needed by developers of AppWidgetHosts. The method is provided in 1354c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * order for the AppWidgetHost to account for the automatic padding when computing the number 1364c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * of cells to allocate to a particular widget. 1374c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * 1384c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * @param context the current context 1394c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * @param component the component name of the widget 1404c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * @param padding Rect in which to place the output, if null, a new Rect will be allocated and 1414c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * returned 1424c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen * @return default padding for this widget 1435d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen */ 1444c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen public static Rect getDefaultPaddingForWidget(Context context, ComponentName component, 1454c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen Rect padding) { 1464c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen PackageManager packageManager = context.getPackageManager(); 1475d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen ApplicationInfo appInfo; 1485d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen 1494c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen if (padding == null) { 1504c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen padding = new Rect(0, 0, 0, 0); 1514c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen } else { 1524c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen padding.set(0, 0, 0, 0); 1534c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen } 1544c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen 1555d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen try { 1565d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen appInfo = packageManager.getApplicationInfo(component.getPackageName(), 0); 1574c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen } catch (NameNotFoundException e) { 1585d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen // if we can't find the package, return 0 padding 1594c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen return padding; 1605d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen } 1615d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen 1625d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen if (appInfo.targetSdkVersion >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) { 1634c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen Resources r = context.getResources(); 1644c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen padding.left = r.getDimensionPixelSize(com.android.internal. 1655d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen R.dimen.default_app_widget_padding_left); 1664c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen padding.right = r.getDimensionPixelSize(com.android.internal. 1675d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen R.dimen.default_app_widget_padding_right); 1684c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen padding.top = r.getDimensionPixelSize(com.android.internal. 1695d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen R.dimen.default_app_widget_padding_top); 1704c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen padding.bottom = r.getDimensionPixelSize(com.android.internal. 1715d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen R.dimen.default_app_widget_padding_bottom); 1725d5f3405204ecb5045edc756fde71c97d10bcda4Adam Cohen } 1734c96a59b4354c4a593a07a3273c186b51597bcc1Adam Cohen return padding; 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 175c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato 176c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project public int getAppWidgetId() { 177c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project return mAppWidgetId; 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 180c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project public AppWidgetProviderInfo getAppWidgetInfo() { 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mInfo; 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18409ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy @Override 18509ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy protected void dispatchSaveInstanceState(SparseArray<Parcelable> container) { 18609ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy final ParcelableSparseArray jail = new ParcelableSparseArray(); 18709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy super.dispatchSaveInstanceState(jail); 18809ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy container.put(generateId(), jail); 18909ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 19009ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 19109ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy private int generateId() { 19209ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy final int id = getId(); 19309ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy return id == View.NO_ID ? mAppWidgetId : id; 19409ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 19509ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 19609ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy @Override 19709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy protected void dispatchRestoreInstanceState(SparseArray<Parcelable> container) { 198ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy final Parcelable parcelable = container.get(generateId()); 199ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy 200ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy ParcelableSparseArray jail = null; 201ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy if (parcelable != null && parcelable instanceof ParcelableSparseArray) { 202ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy jail = (ParcelableSparseArray) parcelable; 203ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy } 204ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy 205a8a720d8cd208d7d265de28ab69f7e68eb10140aRomain Guy if (jail == null) jail = new ParcelableSparseArray(); 206ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy 20709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy super.dispatchRestoreInstanceState(jail); 20809ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 20909ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 210e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen /** 211e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen * Provide guidance about the size of this widget to the AppWidgetManager. This information 212e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen * gets embedded into the AppWidgetExtras and causes a callback to the AppWidgetProvider. 213d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen * @see AppWidgetProvider#onAppWidgetOptionsChanged(Context, AppWidgetManager, int, Bundle) 214c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * 215d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen * @param options The bundle of options, in addition to the size information, 216c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * can be null. 217c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * @param minWidth The minimum width that the widget will be displayed at. 218c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * @param minHeight The maximum height that the widget will be displayed at. 219d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen * @param maxWidth The maximum width that the widget will be displayed at. 220d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen * @param maxHeight The maximum height that the widget will be displayed at. 221e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen * 222e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen */ 223d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen public void updateAppWidgetSize(Bundle options, int minWidth, int minHeight, int maxWidth, 224c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen int maxHeight) { 225d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen if (options == null) { 226d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen options = new Bundle(); 227e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen } 228d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen options.putInt(AppWidgetManager.OPTION_APPWIDGET_MIN_WIDTH, minWidth); 229d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen options.putInt(AppWidgetManager.OPTION_APPWIDGET_MIN_HEIGHT, minHeight); 230d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen options.putInt(AppWidgetManager.OPTION_APPWIDGET_MAX_WIDTH, maxWidth); 231d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen options.putInt(AppWidgetManager.OPTION_APPWIDGET_MAX_HEIGHT, maxHeight); 232d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen updateAppWidgetOptions(options); 233e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen } 234e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen 235c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen /** 236c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * Specify some extra information for the widget provider. Causes a callback to the 237c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * AppWidgetProvider. 238d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen * @see AppWidgetProvider#onAppWidgetOptionsChanged(Context, AppWidgetManager, int, Bundle) 239c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen * 240d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen * @param options The bundle of options information. 241c88d11f9493e65d318dcd3b094ef446e1905ebfdAdam Cohen */ 242d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen public void updateAppWidgetOptions(Bundle options) { 243d2097ebacf3a3658624cad10669a4d98e8d7d846Adam Cohen AppWidgetManager.getInstance(mContext).updateAppWidgetOptions(mAppWidgetId, options); 244e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen } 245e8724c82ab1479f13c85a2c6219841e1fd95f2d2Adam Cohen 246b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey /** {@inheritDoc} */ 247b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey @Override 248b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey public LayoutParams generateLayoutParams(AttributeSet attrs) { 249b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // We're being asked to inflate parameters, probably by a LayoutInflater 250b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // in a remote Context. To help resolve any remote references, we 251b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // inflate through our last mRemoteContext when it exists. 252b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey final Context context = mRemoteContext != null ? mRemoteContext : mContext; 253b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey return new FrameLayout.LayoutParams(context, attrs); 254b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey } 255b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 257c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato * Update the AppWidgetProviderInfo for this view, and reset it to the 258c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato * initial layout. 259c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato */ 260c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato void resetAppWidget(AppWidgetProviderInfo info) { 261c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato mInfo = info; 262c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato mViewMode = VIEW_MODE_NOINIT; 263c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato updateAppWidget(null); 264c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato } 265c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato 266c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato /** 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Process a set of {@link RemoteViews} coming in as an update from the 268ae8dd29c035fffa6e302bd485d0552f97db39127Romain Guy * AppWidget provider. Will animate into these new views as needed 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 270c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project public void updateAppWidget(RemoteViews remoteViews) { 271c27bb559805ae5cd06f7ecf575959c60c51a22aaJoe Onorato if (LOGD) Log.d(TAG, "updateAppWidget called mOld=" + mOld); 272f140be6c3c21dd0f6d2214929e89d60de31d2c04Joe Onorato 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean recycled = false; 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View content = null; 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Exception exception = null; 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Capture the old view into a bitmap so we can do the crossfade. 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (CROSSFADE) { 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mFadeStartTime < 0) { 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mView != null) { 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int width = mView.getWidth(); 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int height = mView.getHeight(); 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOld = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888); 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (OutOfMemoryError e) { 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // we just won't do the fade 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOld = null; 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOld != null) { 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //mView.drawIntoBitmap(mOld); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (remoteViews == null) { 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mViewMode == VIEW_MODE_DEFAULT) { 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We've already done this -- nothing to do. 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project content = getDefaultView(); 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLayoutId = -1; 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mViewMode = VIEW_MODE_DEFAULT; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 305b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // Prepare a local reference to the remote Context so we're ready to 306b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // inflate any requested LayoutParams. 307b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey mRemoteContext = getRemoteContext(remoteViews); 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int layoutId = remoteViews.getLayoutId(); 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If our stale view has been prepared to match active, and the new 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // layout matches, try recycling it 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (content == null && layoutId == mLayoutId) { 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remoteViews.reapply(mContext, mView); 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project content = mView; 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project recycled = true; 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (LOGD) Log.d(TAG, "was able to recycled existing layout"); 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RuntimeException e) { 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exception = e; 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try normal RemoteView inflation 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (content == null) { 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project content = remoteViews.apply(mContext, this); 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (LOGD) Log.d(TAG, "had to inflate new layout"); 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RuntimeException e) { 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exception = e; 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLayoutId = layoutId; 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mViewMode = VIEW_MODE_CONTENT; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (content == null) { 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mViewMode == VIEW_MODE_ERROR) { 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We've already done this -- nothing to do. 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ; 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 342c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project Log.w(TAG, "updateAppWidget couldn't find any view, using error view", exception); 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project content = getErrorView(); 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mViewMode = VIEW_MODE_ERROR; 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!recycled) { 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project prepareView(content); 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project addView(content); 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mView != content) { 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project removeView(mView); 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mView = content; 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (CROSSFADE) { 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mFadeStartTime < 0) { 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if there is already an animation in progress, don't do anything -- 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the new view will pop in on top of the old one during the cross fade, 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // and that looks okay. 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFadeStartTime = SystemClock.uptimeMillis(); 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 368b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey /** 369499cb9f516062b654952d282f211bee44c31a3c2Winson Chung * Process data-changed notifications for the specified view in the specified 370499cb9f516062b654952d282f211bee44c31a3c2Winson Chung * set of {@link RemoteViews} views. 371499cb9f516062b654952d282f211bee44c31a3c2Winson Chung */ 3726394c0e52cf641d93f678fd052499aa952e3595dWinson Chung void viewDataChanged(int viewId) { 373499cb9f516062b654952d282f211bee44c31a3c2Winson Chung View v = findViewById(viewId); 374499cb9f516062b654952d282f211bee44c31a3c2Winson Chung if ((v != null) && (v instanceof AdapterView<?>)) { 375499cb9f516062b654952d282f211bee44c31a3c2Winson Chung AdapterView<?> adapterView = (AdapterView<?>) v; 376499cb9f516062b654952d282f211bee44c31a3c2Winson Chung Adapter adapter = adapterView.getAdapter(); 377499cb9f516062b654952d282f211bee44c31a3c2Winson Chung if (adapter instanceof BaseAdapter) { 378499cb9f516062b654952d282f211bee44c31a3c2Winson Chung BaseAdapter baseAdapter = (BaseAdapter) adapter; 379499cb9f516062b654952d282f211bee44c31a3c2Winson Chung baseAdapter.notifyDataSetChanged(); 3802148d43eb23c702e834c93ae427f822f32d280a2Adam Cohen } else if (adapter == null && adapterView instanceof RemoteAdapterConnectionCallback) { 3812148d43eb23c702e834c93ae427f822f32d280a2Adam Cohen // If the adapter is null, it may mean that the RemoteViewsAapter has not yet 3822148d43eb23c702e834c93ae427f822f32d280a2Adam Cohen // connected to its associated service, and hence the adapter hasn't been set. 3832148d43eb23c702e834c93ae427f822f32d280a2Adam Cohen // In this case, we need to defer the notify call until it has been set. 3842148d43eb23c702e834c93ae427f822f32d280a2Adam Cohen ((RemoteAdapterConnectionCallback) adapterView).deferNotifyDataSetChanged(); 385499cb9f516062b654952d282f211bee44c31a3c2Winson Chung } 386499cb9f516062b654952d282f211bee44c31a3c2Winson Chung } 387499cb9f516062b654952d282f211bee44c31a3c2Winson Chung } 388499cb9f516062b654952d282f211bee44c31a3c2Winson Chung 389499cb9f516062b654952d282f211bee44c31a3c2Winson Chung /** 390b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey * Build a {@link Context} cloned into another package name, usually for the 391b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey * purposes of reading remote resources. 392b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey */ 393b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey private Context getRemoteContext(RemoteViews views) { 394b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // Bail if missing package name 395b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey final String packageName = views.getPackage(); 396b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey if (packageName == null) return mContext; 397b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey 398b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey try { 399b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // Return if cloned successfully, otherwise default 400b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey return mContext.createPackageContext(packageName, Context.CONTEXT_RESTRICTED); 401b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey } catch (NameNotFoundException e) { 402b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey Log.e(TAG, "Package name " + packageName + " not found"); 403b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey return mContext; 404b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey } 405b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey } 406b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey 4073030193dc179b3010f2dd3bffe9c1dec54da38fcGilles Debunne @Override 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean drawChild(Canvas canvas, View child, long drawingTime) { 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (CROSSFADE) { 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int alpha; 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int l = child.getLeft(); 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int t = child.getTop(); 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mFadeStartTime > 0) { 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project alpha = (int)(((drawingTime-mFadeStartTime)*255)/FADE_DURATION); 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (alpha > 255) { 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project alpha = 255; 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.d(TAG, "drawChild alpha=" + alpha + " l=" + l + " t=" + t 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + " w=" + child.getWidth()); 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (alpha != 255 && mOld != null) { 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOldPaint.setAlpha(255-alpha); 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //canvas.drawBitmap(mOld, l, t, mOldPaint); 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project alpha = 255; 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int restoreTo = canvas.saveLayerAlpha(l, t, child.getWidth(), child.getHeight(), alpha, 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Canvas.HAS_ALPHA_LAYER_SAVE_FLAG | Canvas.CLIP_TO_LAYER_SAVE_FLAG); 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean rv = super.drawChild(canvas, child, drawingTime); 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.restoreToCount(restoreTo); 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (alpha < 255) { 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFadeStartTime = -1; 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mOld != null) { 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOld.recycle(); 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOld = null; 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return rv; 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.drawChild(canvas, child, drawingTime); 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Prepare the given view to be shown. This might include adjusting 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link FrameLayout.LayoutParams} before inserting. 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void prepareView(View view) { 451b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey // Take requested dimensions from child, but apply default gravity. 452b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey FrameLayout.LayoutParams requested = (FrameLayout.LayoutParams)view.getLayoutParams(); 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (requested == null) { 454980a938c1c9a6a5791a8240e5a1e6638ab28dc77Romain Guy requested = new FrameLayout.LayoutParams(LayoutParams.MATCH_PARENT, 455980a938c1c9a6a5791a8240e5a1e6638ab28dc77Romain Guy LayoutParams.MATCH_PARENT); 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 457b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey 458b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey requested.gravity = Gravity.CENTER; 459b8560b66fd2bdf465a8c7fad983f2236778e8106Jeff Sharkey view.setLayoutParams(requested); 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 463c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project * Inflate and return the default layout requested by AppWidget provider. 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected View getDefaultView() { 466f140be6c3c21dd0f6d2214929e89d60de31d2c04Joe Onorato if (LOGD) { 467f140be6c3c21dd0f6d2214929e89d60de31d2c04Joe Onorato Log.d(TAG, "getDefaultView"); 468f140be6c3c21dd0f6d2214929e89d60de31d2c04Joe Onorato } 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project View defaultView = null; 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Exception exception = null; 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mInfo != null) { 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Context theirContext = mContext.createPackageContext( 475870e09fcd2dfdc12ac318962efd28b0420c562bbRomain Guy mInfo.provider.getPackageName(), Context.CONTEXT_RESTRICTED); 476220dec2897d739ecb627e46b4cafbd664f4ff762Jeff Sharkey mRemoteContext = theirContext; 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LayoutInflater inflater = (LayoutInflater) 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project theirContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project inflater = inflater.cloneInContext(theirContext); 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project inflater.setFilter(sInflaterFilter); 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project defaultView = inflater.inflate(mInfo.initialLayout, this, false); 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w(TAG, "can't inflate defaultView because mInfo is missing"); 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (PackageManager.NameNotFoundException e) { 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exception = e; 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RuntimeException e) { 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exception = e; 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 491220dec2897d739ecb627e46b4cafbd664f4ff762Jeff Sharkey if (exception != null) { 492220dec2897d739ecb627e46b4cafbd664f4ff762Jeff Sharkey Log.w(TAG, "Error inflating AppWidget " + mInfo + ": " + exception.toString()); 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (defaultView == null) { 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (LOGD) Log.d(TAG, "getDefaultView couldn't find any view, so inflating error"); 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project defaultView = getErrorView(); 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return defaultView; 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Inflate and return a view that represents an error state. 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected View getErrorView() { 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextView tv = new TextView(mContext); 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setText(com.android.internal.R.string.gadget_host_error_inflating); 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO: get this color from somewhere. 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setBackgroundColor(Color.argb(127, 0, 0, 0)); 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return tv; 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 51309ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 51409ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy private static class ParcelableSparseArray extends SparseArray<Parcelable> implements Parcelable { 51509ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy public int describeContents() { 51609ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy return 0; 51709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 51809ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 51909ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy public void writeToParcel(Parcel dest, int flags) { 52009ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy final int count = size(); 52109ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy dest.writeInt(count); 52209ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy for (int i = 0; i < count; i++) { 52309ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy dest.writeInt(keyAt(i)); 52409ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy dest.writeParcelable(valueAt(i), 0); 52509ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 52609ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 52709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 52809ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy public static final Parcelable.Creator<ParcelableSparseArray> CREATOR = 52909ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy new Parcelable.Creator<ParcelableSparseArray>() { 53009ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy public ParcelableSparseArray createFromParcel(Parcel source) { 53109ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy final ParcelableSparseArray array = new ParcelableSparseArray(); 53209ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy final ClassLoader loader = array.getClass().getClassLoader(); 53309ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy final int count = source.readInt(); 53409ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy for (int i = 0; i < count; i++) { 53509ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy array.put(source.readInt(), source.readParcelable(loader)); 53609ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 53709ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy return array; 53809ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 53909ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy 54009ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy public ParcelableSparseArray[] newArray(int size) { 54109ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy return new ParcelableSparseArray[size]; 54209ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 54309ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy }; 54409ddc08b0d9c849e22f778666f383b7ceefbd9c8Romain Guy } 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 546