Merge "Once restored, the wallpaper needs to actually draw" into nyc-dev (fcbe17e1) · Commits · e / os / android_frameworks_base

core/java/android/app/backup/WallpaperBackupHelper.java

+20 −6

Original line number	Diff line number	Diff line
		@@ -120,6 +120,7 @@ public class WallpaperBackupHelper extends FileBackupHelperBase implements Backu
		* need to be backed up, write them to the data stream, and fill in newState with the
		* state as it exists now.
		*/
		@Override
		public void performBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
		ParcelFileDescriptor newState) {
		performBackup_checked(oldState, data, newState, mFiles, mKeys);
		@@ -130,6 +131,7 @@ public class WallpaperBackupHelper extends FileBackupHelperBase implements Backu
		* magic wallpaper file, take specific action to determine whether it is suitable for
		* the current device.
		*/
		@Override
		public void restoreEntity(BackupDataInputStream data) {
		final String key = data.getKey();
		if (isKeyInList(key, mKeys)) {
		@@ -174,12 +176,8 @@ public class WallpaperBackupHelper extends FileBackupHelperBase implements Backu
		}

		// We passed the acceptable-dimensions test (if any), so we're going to
		// use the restored image.
		// TODO: spin a service to copy the restored image to sd/usb storage,
		// since it does not exist anywhere other than the private wallpaper
		// file.
		Slog.d(TAG, "Applying restored wallpaper image.");
		f.renameTo(new File(WALLPAPER_IMAGE));
		// use the restored image. That comes last, when we are done restoring
		// both the pixels and the metadata.
		}
		} else if (key.equals(WALLPAPER_INFO_KEY)) {
		// XML file containing wallpaper info
		@@ -188,4 +186,20 @@ public class WallpaperBackupHelper extends FileBackupHelperBase implements Backu
		}
		}
		}

		/**
		* Hook for the agent to call this helper upon completion of the restore. We do this
		* upon completion so that we know both the imagery and the wallpaper info have
		* been emplaced without requiring either or relying on ordering.
		*/
		public void onRestoreFinished() {
		final File f = new File(STAGE_FILE);
		if (f.exists()) {
		// TODO: spin a service to copy the restored image to sd/usb storage,
		// since it does not exist anywhere other than the private wallpaper
		// file.
		Slog.d(TAG, "Applying restored wallpaper image.");
		f.renameTo(new File(WALLPAPER_IMAGE));
		}
		}
		}

core/java/com/android/server/backup/SystemBackupAgent.java

+13 −3

Original line number	Diff line number	Diff line
		@@ -70,6 +70,8 @@ public class SystemBackupAgent extends BackupAgentHelper {
		private static final String WALLPAPER_IMAGE_KEY = WallpaperBackupHelper.WALLPAPER_IMAGE_KEY;
		private static final String WALLPAPER_INFO_KEY = WallpaperBackupHelper.WALLPAPER_INFO_KEY;

		private WallpaperBackupHelper mWallpaperHelper = null;

		@Override
		public void onBackup(ParcelFileDescriptor oldState, BackupDataOutput data,
		ParcelFileDescriptor newState) throws IOException {
		@@ -121,13 +123,16 @@ public class SystemBackupAgent extends BackupAgentHelper {
		@Override
		public void onRestore(BackupDataInput data, int appVersionCode, ParcelFileDescriptor newState)
		throws IOException {
		// On restore, we also support a previous data schema "system_files"
		addHelper(WALLPAPER_HELPER, new WallpaperBackupHelper(this,
		mWallpaperHelper = new WallpaperBackupHelper(this,
		new String[] { WALLPAPER_IMAGE, WALLPAPER_INFO },
		new String[] { WALLPAPER_IMAGE_KEY, WALLPAPER_INFO_KEY} ));
		new String[] { WALLPAPER_IMAGE_KEY, WALLPAPER_INFO_KEY} );
		addHelper(WALLPAPER_HELPER, mWallpaperHelper);

		// On restore, we also support a previous data schema "system_files"
		addHelper("system_files", new WallpaperBackupHelper(this,
		new String[] { WALLPAPER_IMAGE },
		new String[] { WALLPAPER_IMAGE_KEY} ));

		addHelper(SYNC_SETTINGS_HELPER, new AccountSyncSettingsBackupHelper(this));
		addHelper(PREFERRED_HELPER, new PreferredActivityBackupHelper());
		addHelper(NOTIFICATION_HELPER, new NotificationBackupHelper(this));
		@@ -202,4 +207,9 @@ public class SystemBackupAgent extends BackupAgentHelper {
		}
		}
		}

		@Override
		public void onRestoreFinished() {
		mWallpaperHelper.onRestoreFinished();
		}
		}

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

+13 −9

Original line number	Diff line number	Diff line
		@@ -441,12 +441,8 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {
		}

		// Called during initialization of a given user's wallpaper bookkeeping
		boolean ensureCropExists() {
		// if the crop file is not present, copy over the source image to use verbatim
		if (!cropFile.exists()) {
		return FileUtils.copyFile(wallpaperFile, cropFile);
		}
		return true;
		boolean cropExists() {
		return cropFile.exists();
		}
		}

		@@ -734,7 +730,12 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {
		public void systemRunning() {
		if (DEBUG) Slog.v(TAG, "systemReady");
		WallpaperData wallpaper = mWallpaperMap.get(UserHandle.USER_SYSTEM);
		if (!wallpaper.ensureCropExists()) {
		// No crop file? Make sure we've finished the processing sequence if necessary
		if (!wallpaper.cropExists()) {
		generateCrop(wallpaper);
		}
		// Still nothing? Fall back to default.
		if (!wallpaper.cropExists()) {
		clearWallpaperLocked(false, FLAG_SET_SYSTEM, UserHandle.USER_SYSTEM, null);
		}
		switchWallpaper(wallpaper, null);
		@@ -1645,7 +1646,9 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {
		if (wallpaper == null) {
		wallpaper = new WallpaperData(userId, WALLPAPER, WALLPAPER_CROP);
		mWallpaperMap.put(userId, wallpaper);
		wallpaper.ensureCropExists();
		if (!wallpaper.cropExists()) {
		generateCrop(wallpaper);
		}
		}
		boolean success = false;
		try {
		@@ -1809,7 +1812,8 @@ public class WallpaperManagerService extends IWallpaperManager.Stub {
		if (DEBUG) Slog.v(TAG, "settingsRestored: success=" + success
		+ " id=" + wallpaper.wallpaperId);
		if (success) {
		bindWallpaperComponentLocked(wallpaper.nextWallpaperComponent, false, false,
		generateCrop(wallpaper); // based on the new image + metadata
		bindWallpaperComponentLocked(wallpaper.nextWallpaperComponent, true, false,
		wallpaper, null);
		}
		}