Add default lock wallpaper capability and API (8d71edc8) · Commits · e / os / android_frameworks_base

api/current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -5773,7 +5773,9 @@ package android.app {
		method public void clearWallpaperOffsets(android.os.IBinder);
		method public void forgetLoadedWallpaper();
		method public android.graphics.drawable.Drawable getBuiltInDrawable();
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int);
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int, int, boolean, float, float);
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int, int, boolean, float, float, int);
		method public android.content.Intent getCropAndSetWallpaperIntent(android.net.Uri);
		method public int getDesiredMinimumHeight();
		method public int getDesiredMinimumWidth();

api/system-current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -5922,7 +5922,9 @@ package android.app {
		method public void clearWallpaperOffsets(android.os.IBinder);
		method public void forgetLoadedWallpaper();
		method public android.graphics.drawable.Drawable getBuiltInDrawable();
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int);
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int, int, boolean, float, float);
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int, int, boolean, float, float, int);
		method public android.content.Intent getCropAndSetWallpaperIntent(android.net.Uri);
		method public int getDesiredMinimumHeight();
		method public int getDesiredMinimumWidth();

api/test-current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -5779,7 +5779,9 @@ package android.app {
		method public void clearWallpaperOffsets(android.os.IBinder);
		method public void forgetLoadedWallpaper();
		method public android.graphics.drawable.Drawable getBuiltInDrawable();
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int);
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int, int, boolean, float, float);
		method public android.graphics.drawable.Drawable getBuiltInDrawable(int, int, boolean, float, float, int);
		method public android.content.Intent getCropAndSetWallpaperIntent(android.net.Uri);
		method public int getDesiredMinimumHeight();
		method public int getDesiredMinimumWidth();

core/java/android/app/WallpaperManager.java

+106 −42

Original line number	Diff line number	Diff line
		@@ -26,6 +26,7 @@ import android.content.Intent;
		import android.content.pm.PackageManager;
		import android.content.pm.ResolveInfo;
		import android.content.res.Resources;
		import android.content.res.Resources.NotFoundException;
		import android.graphics.Bitmap;
		import android.graphics.BitmapFactory;
		import android.graphics.BitmapRegionDecoder;
		@@ -86,6 +87,8 @@ public class WallpaperManager {
		/** {@hide} */
		private static final String PROP_WALLPAPER = "ro.config.wallpaper";
		/** {@hide} */
		private static final String PROP_LOCK_WALLPAPER = "ro.config.lock_wallpaper";
		/** {@hide} */
		private static final String PROP_WALLPAPER_COMPONENT = "ro.config.wallpaper_component";

		/**
		@@ -157,7 +160,7 @@ public class WallpaperManager {
		*/
		public static final String EXTRA_NEW_WALLPAPER_ID = "android.service.wallpaper.extra.ID";

		// flags for which kind of wallpaper to set
		// flags for which kind of wallpaper to act on

		/** @hide */
		@IntDef(flag = true, value = {
		@@ -168,12 +171,12 @@ public class WallpaperManager {
		public @interface SetWallpaperFlags {}

		/**
		* Flag: use the supplied imagery as the general system wallpaper.
		* Flag: set or retrieve the general system wallpaper.
		*/
		public static final int FLAG_SYSTEM = 1 << 0;

		/**
		* Flag: use the supplied imagery as the lock-screen wallpaper.
		* Flag: set or retrieve the lock-screen-specific wallpaper.
		*/
		public static final int FLAG_LOCK = 1 << 1;

		@@ -281,11 +284,13 @@ public class WallpaperManager {
		forgetLoadedWallpaper();
		}

		public Bitmap peekWallpaperBitmap(Context context, boolean returnDefault) {
		return peekWallpaperBitmap(context, returnDefault, context.getUserId());
		public Bitmap peekWallpaperBitmap(Context context, boolean returnDefault,
		@SetWallpaperFlags int which) {
		return peekWallpaperBitmap(context, returnDefault, which, context.getUserId());
		}

		public Bitmap peekWallpaperBitmap(Context context, boolean returnDefault, int userId) {
		public Bitmap peekWallpaperBitmap(Context context, boolean returnDefault,
		@SetWallpaperFlags int which, int userId) {
		synchronized (this) {
		if (mService != null) {
		try {
		@@ -312,7 +317,7 @@ public class WallpaperManager {
		}
		if (returnDefault) {
		if (mDefaultWallpaper == null) {
		mDefaultWallpaper = getDefaultWallpaperLocked(context);
		mDefaultWallpaper = getDefaultWallpaperLocked(context, which);
		}
		return mDefaultWallpaper;
		}
		@@ -355,8 +360,8 @@ public class WallpaperManager {
		return null;
		}

		private Bitmap getDefaultWallpaperLocked(Context context) {
		InputStream is = openDefaultWallpaper(context);
		private Bitmap getDefaultWallpaperLocked(Context context, @SetWallpaperFlags int which) {
		InputStream is = openDefaultWallpaper(context, which);
		if (is != null) {
		try {
		BitmapFactory.Options options = new BitmapFactory.Options();
		@@ -410,7 +415,7 @@ public class WallpaperManager {
		* @return Returns a Drawable object that will draw the wallpaper.
		*/
		public Drawable getDrawable() {
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, true);
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, true, FLAG_SYSTEM);
		if (bm != null) {
		Drawable dr = new BitmapDrawable(mContext.getResources(), bm);
		dr.setDither(false);
		@@ -420,11 +425,22 @@ public class WallpaperManager {
		}

		/**
		* Returns a drawable for the system built-in static wallpaper .
		*
		* Obtain a drawable for the built-in static system wallpaper.
		*/
		public Drawable getBuiltInDrawable() {
		return getBuiltInDrawable(0, 0, false, 0, 0);
		return getBuiltInDrawable(0, 0, false, 0, 0, FLAG_SYSTEM);
		}

		/**
		* Obtain a drawable for the specified built-in static system wallpaper.
		*
		* @param which The {@code FLAG_*} identifier of a valid wallpaper type. Throws
		* IllegalArgumentException if an invalid wallpaper is requested.
		* @return A Drawable presenting the specified wallpaper image, or {@code null}
		* if no built-in default image for that wallpaper type exists.
		*/
		public Drawable getBuiltInDrawable(@SetWallpaperFlags int which) {
		return getBuiltInDrawable(0, 0, false, 0, 0, which);
		}

		/**
		@@ -438,30 +454,61 @@ public class WallpaperManager {
		* 0 for left-aligned, 0.5 for horizontal center-aligned, and 1 for right-aligned
		* @param verticalAlignment A float value between 0 and 1 specifying where to crop the image;
		* 0 for top-aligned, 0.5 for vertical center-aligned, and 1 for bottom-aligned
		*
		* @return A Drawable presenting the built-in default system wallpaper image,
		* or {@code null} if no such default image is defined on this device.
		*/
		public Drawable getBuiltInDrawable(int outWidth, int outHeight,
		boolean scaleToFit, float horizontalAlignment, float verticalAlignment) {
		return getBuiltInDrawable(outWidth, outHeight, scaleToFit,
		horizontalAlignment, verticalAlignment, FLAG_SYSTEM);
		}

		/**
		* Returns a drawable for the built-in static wallpaper of the specified type. Based on the
		* parameters, the drawable can be cropped and scaled.
		*
		* @param outWidth The width of the returned drawable
		* @param outWidth The height of the returned drawable
		* @param scaleToFit If true, scale the wallpaper down rather than just cropping it
		* @param horizontalAlignment A float value between 0 and 1 specifying where to crop the image;
		* 0 for left-aligned, 0.5 for horizontal center-aligned, and 1 for right-aligned
		* @param verticalAlignment A float value between 0 and 1 specifying where to crop the image;
		* 0 for top-aligned, 0.5 for vertical center-aligned, and 1 for bottom-aligned
		* @param which The {@code FLAG_*} identifier of a valid wallpaper type. Throws
		* IllegalArgumentException if an invalid wallpaper is requested.
		* @return A Drawable presenting the built-in default wallpaper image of the given type,
		* or {@code null} if no default image of that type is defined on this device.
		*/
		public Drawable getBuiltInDrawable(int outWidth, int outHeight, boolean scaleToFit,
		float horizontalAlignment, float verticalAlignment, @SetWallpaperFlags int which) {
		if (sGlobals.mService == null) {
		Log.w(TAG, "WallpaperService not running");
		return null;
		}

		if (which != FLAG_SYSTEM && which != FLAG_LOCK) {
		throw new IllegalArgumentException("Must request exactly one kind of wallpaper");
		}

		Resources resources = mContext.getResources();
		horizontalAlignment = Math.max(0, Math.min(1, horizontalAlignment));
		verticalAlignment = Math.max(0, Math.min(1, verticalAlignment));

		InputStream is = new BufferedInputStream(openDefaultWallpaper(mContext));

		if (is == null) {
		Log.e(TAG, "default wallpaper input stream is null");
		InputStream wpStream = openDefaultWallpaper(mContext, which);
		if (wpStream == null) {
		if (DEBUG) {
		Log.w(TAG, "default wallpaper stream " + which + " is null");
		}
		return null;
		} else {
		InputStream is = new BufferedInputStream(wpStream);
		if (outWidth <= 0 \|\| outHeight <= 0) {
		Bitmap fullSize = BitmapFactory.decodeStream(is, null, null);
		return new BitmapDrawable(resources, fullSize);
		} else {
		int inWidth;
		int inHeight;
		// Just measure this time through...
		{
		BitmapFactory.Options options = new BitmapFactory.Options();
		options.inJustDecodeBounds = true;
		@@ -475,7 +522,9 @@ public class WallpaperManager {
		}
		}

		is = new BufferedInputStream(openDefaultWallpaper(mContext));
		// Reopen the stream to do the full decode. We know at this point
		// that openDefaultWallpaper() will return non-null.
		is = new BufferedInputStream(openDefaultWallpaper(mContext, which));

		RectF cropRectF;

		@@ -523,16 +572,15 @@ public class WallpaperManager {
		}

		if (crop == null) {
		// BitmapRegionDecoder has failed, try to crop in-memory
		is = new BufferedInputStream(openDefaultWallpaper(mContext));
		// BitmapRegionDecoder has failed, try to crop in-memory. We know at
		// this point that openDefaultWallpaper() will return non-null.
		is = new BufferedInputStream(openDefaultWallpaper(mContext, which));
		Bitmap fullSize = null;
		if (is != null) {
		BitmapFactory.Options options = new BitmapFactory.Options();
		if (scaleDownSampleSize > 1) {
		options.inSampleSize = scaleDownSampleSize;
		}
		fullSize = BitmapFactory.decodeStream(is, null, options);
		}
		if (fullSize != null) {
		crop = Bitmap.createBitmap(fullSize, roundedTrueCrop.left,
		roundedTrueCrop.top, roundedTrueCrop.width(),
		@@ -598,7 +646,7 @@ public class WallpaperManager {
		* null pointer if these is none.
		*/
		public Drawable peekDrawable() {
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, false);
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, false, FLAG_SYSTEM);
		if (bm != null) {
		Drawable dr = new BitmapDrawable(mContext.getResources(), bm);
		dr.setDither(false);
		@@ -621,7 +669,7 @@ public class WallpaperManager {
		* @return Returns a Drawable object that will draw the wallpaper.
		*/
		public Drawable getFastDrawable() {
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, true);
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, true, FLAG_SYSTEM);
		if (bm != null) {
		return new FastBitmapDrawable(bm);
		}
		@@ -636,7 +684,7 @@ public class WallpaperManager {
		* wallpaper or a null pointer if these is none.
		*/
		public Drawable peekFastDrawable() {
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, false);
		Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, false, FLAG_SYSTEM);
		if (bm != null) {
		return new FastBitmapDrawable(bm);
		}
		@@ -658,7 +706,7 @@ public class WallpaperManager {
		* @hide
		*/
		public Bitmap getBitmapAsUser(int userId) {
		return sGlobals.peekWallpaperBitmap(mContext, true, userId);
		return sGlobals.peekWallpaperBitmap(mContext, true, FLAG_SYSTEM, userId);
		}

		/**
		@@ -676,7 +724,7 @@ public class WallpaperManager {
		* @see #FLAG_LOCK
		* @see #FLAG_SYSTEM
		*/
		public ParcelFileDescriptor getWallpaperFile(int which) {
		public ParcelFileDescriptor getWallpaperFile(@SetWallpaperFlags int which) {
		return getWallpaperFile(which, mContext.getUserId());
		}

		@@ -695,7 +743,7 @@ public class WallpaperManager {
		*
		* @hide
		*/
		public ParcelFileDescriptor getWallpaperFile(int which, int userId) {
		public ParcelFileDescriptor getWallpaperFile(@SetWallpaperFlags int which, int userId) {
		if (which != FLAG_SYSTEM && which != FLAG_LOCK) {
		throw new IllegalArgumentException("Must request exactly one kind of wallpaper");
		}
		@@ -751,7 +799,7 @@ public class WallpaperManager {
		* @return The positive numeric ID of the current wallpaper of the given kind,
		* or a negative value if no such wallpaper is configured.
		*/
		public int getWallpaperId(int which) {
		public int getWallpaperId(@SetWallpaperFlags int which) {
		return getWallpaperIdForUser(which, mContext.getUserId());
		}

		@@ -760,7 +808,7 @@ public class WallpaperManager {
		* is no such wallpaper configured, returns a negative number.
		* @hide
		*/
		public int getWallpaperIdForUser(int which, int userId) {
		public int getWallpaperIdForUser(@SetWallpaperFlags int which, int userId) {
		try {
		if (sGlobals.mService == null) {
		Log.w(TAG, "WallpaperService not running");
		@@ -1314,7 +1362,7 @@ public class WallpaperManager {
		* @hide
		*/
		@SystemApi
		public void clearWallpaper(int which, int userId) {
		public void clearWallpaper(@SetWallpaperFlags int which, int userId) {
		if (sGlobals.mService == null) {
		Log.w(TAG, "WallpaperService not running");
		return;
		@@ -1479,7 +1527,7 @@ public class WallpaperManager {
		* wallpaper.
		*/
		public void clear() throws IOException {
		setStream(openDefaultWallpaper(mContext));
		setStream(openDefaultWallpaper(mContext, FLAG_SYSTEM), null, false);
		}

		/**
		@@ -1492,7 +1540,7 @@ public class WallpaperManager {
		* {@link #FLAG_LOCK}
		* @throws IOException If an error occurs reverting to the built-in wallpaper.
		*/
		public void clear(int which) throws IOException {
		public void clear(@SetWallpaperFlags int which) throws IOException {
		if ((which & FLAG_SYSTEM) != 0) {
		clear();
		}
		@@ -1504,10 +1552,22 @@ public class WallpaperManager {
		/**
		* Open stream representing the default static image wallpaper.
		*
		* If the device defines no default wallpaper of the requested kind,
		* {@code null} is returned.
		*
		* @hide
		*/
		public static InputStream openDefaultWallpaper(Context context) {
		final String path = SystemProperties.get(PROP_WALLPAPER);
		public static InputStream openDefaultWallpaper(Context context, @SetWallpaperFlags int which) {
		final String whichProp;
		final int defaultResId;
		if (which == FLAG_LOCK) {
		whichProp = PROP_LOCK_WALLPAPER;
		defaultResId = com.android.internal.R.drawable.default_lock_wallpaper;
		} else {
		whichProp = PROP_WALLPAPER;
		defaultResId = com.android.internal.R.drawable.default_wallpaper;
		}
		final String path = SystemProperties.get(whichProp);
		if (!TextUtils.isEmpty(path)) {
		final File file = new File(path);
		if (file.exists()) {
		@@ -1518,8 +1578,12 @@ public class WallpaperManager {
		}
		}
		}
		return context.getResources().openRawResource(
		com.android.internal.R.drawable.default_wallpaper);
		try {
		return context.getResources().openRawResource(defaultResId);
		} catch (NotFoundException e) {
		// no default defined for this device; this is not a failure
		}
		return null;
		}

		/**

core/res/res/values/config.xml

+3 −0

Original line number	Diff line number	Diff line
		@@ -1127,6 +1127,9 @@
		specified -->
		<string name="default_wallpaper_component" translatable="false">@null</string>

		<!-- By default a product has no distinct default lock wallpaper -->
		<item name="default_lock_wallpaper" type="drawable">@null</item>

		<!-- Component name of the built in wallpaper used to display bitmap wallpapers. This must not be null. -->
		<string name="image_wallpaper_component" translatable="false">com.android.systemui/com.android.systemui.ImageWallpaper</string>