Add support for making a LiveWallpaper the default (322b6ee7) · Commits · e / os / android_frameworks_base

core/res/res/values/config.xml

+4 −0

Original line number	Diff line number	Diff line
		@@ -214,4 +214,8 @@
		it will be removed when the lower-level touch driver generates better
		data. -->
		<bool name="config_filterTouchEvents">false</bool>

		<!-- Component name of the default wallpaper. This will be ImageWallpaper if not
		specified -->
		<string name="default_wallpaper_component">@null</string>
		</resources>

services/java/com/android/server/WallpaperManagerService.java

+35 −25

Original line number	Diff line number	Diff line
		@@ -164,7 +164,7 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		if ((mLastDiedTime+MIN_WALLPAPER_CRASH_TIME)
		< SystemClock.uptimeMillis()) {
		Log.w(TAG, "Reverting to built-in wallpaper!");
		bindWallpaperComponentLocked(null);
		bindWallpaperComponentLocked(null, false);
		}
		}
		}
		@@ -203,11 +203,11 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		public void systemReady() {
		synchronized (mLock) {
		try {
		bindWallpaperComponentLocked(mWallpaperComponent);
		bindWallpaperComponentLocked(mWallpaperComponent, false);
		} catch (RuntimeException e) {
		Log.w(TAG, "Failure starting previous wallpaper", e);
		try {
		bindWallpaperComponentLocked(null);
		bindWallpaperComponentLocked(null, false);
		} catch (RuntimeException e2) {
		Log.w(TAG, "Failure starting default wallpaper", e2);
		clearWallpaperComponentLocked();
		@@ -224,7 +224,7 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		}
		final long ident = Binder.clearCallingIdentity();
		try {
		bindWallpaperComponentLocked(null);
		bindWallpaperComponentLocked(null, false);
		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		@@ -307,7 +307,8 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		try {
		ParcelFileDescriptor pfd = updateWallpaperBitmapLocked(name);
		if (pfd != null) {
		bindWallpaperComponentLocked(null);
		// Bind the wallpaper to an ImageWallpaper
		bindWallpaperComponentLocked(null, true);
		saveSettingsLocked();
		}
		return pfd;
		@@ -335,48 +336,57 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		synchronized (mLock) {
		final long ident = Binder.clearCallingIdentity();
		try {
		bindWallpaperComponentLocked(name);
		bindWallpaperComponentLocked(name, false);
		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		}
		}

		void bindWallpaperComponentLocked(ComponentName name) {
		void bindWallpaperComponentLocked(ComponentName componentName, boolean isBitmap) {
		// Has the component changed?
		if (mWallpaperConnection != null) {
		if (mWallpaperComponent == null) {
		if (name == null) {
		if (componentName == null) {
		// Still using default wallpaper.
		return;
		}
		} else if (mWallpaperComponent.equals(name)) {
		} else if (mWallpaperComponent.equals(componentName)) {
		// Changing to same wallpaper.
		return;
		}
		}

		try {
		ComponentName realName = name;
		if (realName == null) {
		// The default component is our static image wallpaper.
		realName = new ComponentName("android",
		ComponentName realComponentName = componentName;
		if (realComponentName == null) {
		String defaultComponent =
		mContext.getString(com.android.internal.R.string.default_wallpaper_component);
		if (defaultComponent != null && !isBitmap) {
		// See if there is a default wallpaper component specified
		// Only look for this if the wallpaper is not being set to a bitmap
		realComponentName = ComponentName.unflattenFromString(defaultComponent);
		}
		if (realComponentName == null) {
		// Fall back to static image wallpaper
		realComponentName = new ComponentName("android",
		ImageWallpaper.class.getName());
		//clearWallpaperComponentLocked();
		//return;
		}
		ServiceInfo si = mContext.getPackageManager().getServiceInfo(realName,
		}
		ServiceInfo si = mContext.getPackageManager().getServiceInfo(realComponentName,
		PackageManager.GET_META_DATA \| PackageManager.GET_PERMISSIONS);
		if (!android.Manifest.permission.BIND_WALLPAPER.equals(si.permission)) {
		throw new SecurityException("Selected service does not require "
		+ android.Manifest.permission.BIND_WALLPAPER
		+ ": " + realName);
		+ ": " + realComponentName);
		}

		WallpaperInfo wi = null;

		Intent intent = new Intent(WallpaperService.SERVICE_INTERFACE);
		if (name != null) {
		if (componentName != null) {
		// Make sure the selected service is actually a wallpaper service.
		List<ResolveInfo> ris = mContext.getPackageManager()
		.queryIntentServices(intent, PackageManager.GET_META_DATA);
		@@ -396,13 +406,13 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		}
		if (wi == null) {
		throw new SecurityException("Selected service is not a wallpaper: "
		+ realName);
		+ realComponentName);
		}
		}

		// Bind the service!
		WallpaperConnection newConn = new WallpaperConnection(wi);
		intent.setComponent(realName);
		intent.setComponent(realComponentName);
		intent.putExtra(Intent.EXTRA_CLIENT_LABEL,
		com.android.internal.R.string.wallpaper_binding_label);
		intent.putExtra(Intent.EXTRA_CLIENT_INTENT, PendingIntent.getActivity(
		@@ -413,11 +423,11 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		if (!mContext.bindService(intent, newConn,
		Context.BIND_AUTO_CREATE)) {
		throw new IllegalArgumentException("Unable to bind service: "
		+ name);
		+ componentName);
		}

		clearWallpaperComponentLocked();
		mWallpaperComponent = name;
		mWallpaperComponent = componentName;
		mWallpaperConnection = newConn;
		mLastDiedTime = SystemClock.uptimeMillis();
		try {
		@@ -428,7 +438,7 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		}

		} catch (PackageManager.NameNotFoundException e) {
		throw new IllegalArgumentException("Unknown component " + name);
		throw new IllegalArgumentException("Unknown component " + componentName);
		}
		}

		@@ -459,7 +469,7 @@ class WallpaperManagerService extends IWallpaperManager.Stub {
		mWidth, mHeight);
		} catch (RemoteException e) {
		Log.w(TAG, "Failed attaching wallpaper; clearing", e);
		bindWallpaperComponentLocked(null);
		bindWallpaperComponentLocked(null, false);
		}
		}