frameworks: add keyguard wallpaper functionality to WallpaperManager (565a22d7) · Commits · e / os / android_frameworks_base

core/java/android/app/ActivityManagerNative.java

+4 −2

Original line number	Diff line number	Diff line
		@@ -2096,7 +2096,7 @@ public abstract class ActivityManagerNative extends Binder implements IActivityM

		case KEYGUARD_GOING_AWAY_TRANSACTION: {
		data.enforceInterface(IActivityManager.descriptor);
		keyguardGoingAway(data.readInt() != 0, data.readInt() != 0);
		keyguardGoingAway(data.readInt() != 0, data.readInt() != 0, data.readInt() != 0);
		reply.writeNoException();
		return true;
		}
		@@ -5263,12 +5263,14 @@ class ActivityManagerProxy implements IActivityManager
		}

		public void keyguardGoingAway(boolean disableWindowAnimations,
		boolean keyguardGoingToNotificationShade) throws RemoteException {
		boolean keyguardGoingToNotificationShade,
		boolean keyguardShowingMedia) throws RemoteException {
		Parcel data = Parcel.obtain();
		Parcel reply = Parcel.obtain();
		data.writeInterfaceToken(IActivityManager.descriptor);
		data.writeInt(disableWindowAnimations ? 1 : 0);
		data.writeInt(keyguardGoingToNotificationShade ? 1 : 0);
		data.writeInt(keyguardShowingMedia ? 1 : 0);
		mRemote.transact(KEYGUARD_GOING_AWAY_TRANSACTION, data, reply, 0);
		reply.readException();
		data.recycle();

core/java/android/app/IActivityManager.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -411,7 +411,8 @@ public interface IActivityManager extends IInterface {
		public void keyguardWaitingForActivityDrawn() throws RemoteException;

		public void keyguardGoingAway(boolean disableWindowAnimations,
		boolean keyguardGoingToNotificationShade) throws RemoteException;
		boolean keyguardGoingToNotificationShade,
		boolean keyguardShowingMedia) throws RemoteException;

		public boolean shouldUpRecreateTask(IBinder token, String destAffinity)
		throws RemoteException;

core/java/android/app/IWallpaperManager.aidl

+19 −0

Original line number	Diff line number	Diff line
		@@ -31,6 +31,12 @@ interface IWallpaperManager {
		*/
		ParcelFileDescriptor setWallpaper(String name, in String callingPackage);

		/**
		* Set the keyguard wallpaper.
		* @hide
		*/
		ParcelFileDescriptor setKeyguardWallpaper(String name, in String callingPackage);

		/**
		* Set the live wallpaper.
		*/
		@@ -47,6 +53,13 @@ interface IWallpaperManager {
		ParcelFileDescriptor getWallpaper(IWallpaperManagerCallback cb,
		out Bundle outParams);

		/**
		* Get the keyguard wallpaper.
		* @hide
		*/
		ParcelFileDescriptor getKeyguardWallpaper(IWallpaperManagerCallback cb,
		out Bundle outParams);

		/**
		* Get information about a live wallpaper.
		*/
		@@ -57,6 +70,12 @@ interface IWallpaperManager {
		*/
		void clearWallpaper(in String callingPackage);

		/*
		* Clear the keyguard wallpaper.
		* @hide
		*/
		void clearKeyguardWallpaper();

		/**
		* Return whether there is a wallpaper set with the given name.
		*/

core/java/android/app/IWallpaperManagerCallback.aidl

+5 −0

Original line number	Diff line number	Diff line
		@@ -28,4 +28,9 @@ oneway interface IWallpaperManagerCallback {
		* Called when the wallpaper has changed
		*/
		void onWallpaperChanged();

		/**
		* Called when the keygaurd wallpaper has changed
		*/
		void onKeyguardWallpaperChanged();
		}

core/java/android/app/WallpaperManager.java

+146 −2

Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@ import android.graphics.ColorFilter;
		import android.graphics.Matrix;
		import android.graphics.Paint;
		import android.graphics.PixelFormat;
		import android.graphics.Point;
		import android.graphics.PorterDuff;
		import android.graphics.PorterDuffXfermode;
		import android.graphics.Rect;
		@@ -230,6 +231,7 @@ public class WallpaperManager {
		private IWallpaperManager mService;
		private Bitmap mWallpaper;
		private Bitmap mDefaultWallpaper;
		private Bitmap mKeyguardWallpaper;

		private static final int MSG_CLEAR_WALLPAPER = 1;

		@@ -250,6 +252,12 @@ public class WallpaperManager {
		}
		}

		public void onKeyguardWallpaperChanged() {
		synchronized (this) {
		mKeyguardWallpaper = null;
		}
		}

		public Bitmap peekWallpaperBitmap(Context context, boolean returnDefault) {
		synchronized (this) {
		if (mService != null) {
		@@ -285,6 +293,23 @@ public class WallpaperManager {
		}
		}

		/**
		* @hide
		*/
		public Bitmap peekKeyguardWallpaperBitmap(Context context) {
		synchronized (this) {
		if (mKeyguardWallpaper != null) {
		return mKeyguardWallpaper;
		}
		try {
		mKeyguardWallpaper = getCurrentKeyguardWallpaperLocked(context);
		} catch (OutOfMemoryError e) {
		Log.w(TAG, "No memory load current keyguard wallpaper", e);
		}
		return mKeyguardWallpaper;
		}
		}

		public void forgetLoadedWallpaper() {
		synchronized (this) {
		mWallpaper = null;
		@@ -322,6 +347,32 @@ public class WallpaperManager {
		return null;
		}

		private Bitmap getCurrentKeyguardWallpaperLocked(Context context) {
		try {
		Bundle params = new Bundle();
		ParcelFileDescriptor fd = mService.getKeyguardWallpaper(this, params);
		if (fd != null) {
		try {
		BitmapFactory.Options options = new BitmapFactory.Options();
		Bitmap bm = BitmapFactory.decodeFileDescriptor(
		fd.getFileDescriptor(), null, options);
		return bm;
		} catch (OutOfMemoryError e) {
		Log.w(TAG, "Can't decode file", e);
		} finally {
		try {
		fd.close();
		} catch (IOException e) {
		// Ignore
		}
		}
		}
		} catch (RemoteException e) {
		// Ignore
		}
		return null;
		}

		private Bitmap getDefaultWallpaperLocked(Context context) {
		InputStream is = openDefaultWallpaper(context);
		if (is != null) {
		@@ -340,6 +391,18 @@ public class WallpaperManager {
		}
		return null;
		}

		/** @hide */
		public void clearKeyguardWallpaper() {
		synchronized (this) {
		try {
		mService.clearKeyguardWallpaper();
		} catch (RemoteException e) {
		// ignore
		}
		mKeyguardWallpaper = null;
		}
		}
		}

		private static final Object sSync = new Object[0];
		@@ -599,6 +662,15 @@ public class WallpaperManager {
		return null;
		}

		/** @hide */
		public Drawable getFastKeyguardDrawable() {
		Bitmap bm = sGlobals.peekKeyguardWallpaperBitmap(mContext);
		if (bm != null) {
		return new FastBitmapDrawable(bm);
		}
		return null;
		}

		/**
		* Like {@link #getFastDrawable()}, but if there is no wallpaper set,
		* a null pointer is returned.
		@@ -623,6 +695,13 @@ public class WallpaperManager {
		return sGlobals.peekWallpaperBitmap(mContext, true);
		}

		/**
		* @hide
		*/
		public Bitmap getKeyguardBitmap() {
		return sGlobals.peekKeyguardWallpaperBitmap(mContext);
		}

		/**
		* Remove all internal references to the last loaded wallpaper. Useful
		* for apps that want to reduce memory usage when they only temporarily
		@@ -786,6 +865,36 @@ public class WallpaperManager {
		}
		}

		/**
		* @param bitmap
		* @throws IOException
		* @hide
		*/
		public void setKeyguardBitmap(Bitmap bitmap) throws IOException {
		if (sGlobals.mService == null) {
		Log.w(TAG, "WallpaperService not running");
		return;
		}
		try {
		ParcelFileDescriptor fd = sGlobals.mService.setKeyguardWallpaper(null,
		mContext.getOpPackageName());
		if (fd == null) {
		return;
		}
		FileOutputStream fos = null;
		try {
		fos = new ParcelFileDescriptor.AutoCloseOutputStream(fd);
		bitmap.compress(Bitmap.CompressFormat.PNG, 90, fos);
		} finally {
		if (fos != null) {
		fos.close();
		}
		}
		} catch (RemoteException e) {
		// Ignore
		}
		}

		/**
		* Change the current system wallpaper to a specific byte stream. The
		* give InputStream is copied into persistent storage and will now be
		@@ -826,6 +935,34 @@ public class WallpaperManager {
		}
		}

		/**
		* @hide
		*/
		public void setKeyguardStream(InputStream data) throws IOException {
		if (sGlobals.mService == null) {
		Log.w(TAG, "WallpaperService not running");
		return;
		}
		try {
		ParcelFileDescriptor fd = sGlobals.mService.setKeyguardWallpaper(null,
		mContext.getOpPackageName());
		if (fd == null) {
		return;
		}
		FileOutputStream fos = null;
		try {
		fos = new ParcelFileDescriptor.AutoCloseOutputStream(fd);
		setWallpaper(data, fos);
		} finally {
		if (fos != null) {
		fos.close();
		}
		}
		} catch (RemoteException e) {
		// Ignore
		}
		}

		private void setWallpaper(InputStream data, FileOutputStream fos)
		throws IOException {
		byte[] buffer = new byte[32768];
		@@ -1165,6 +1302,13 @@ public class WallpaperManager {
		setStream(openDefaultWallpaper(mContext));
		}

		/**
		* @hide
		*/
		public void clearKeyguardWallpaper() {
		sGlobals.clearKeyguardWallpaper();
		}

		/**
		* Open stream representing the default static image wallpaper.
		*