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Merge "Document that WallpaperManager.getDrawable() can return null" into nyc-mr1-dev

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Chris Tate
2016-07-18 17:29:37 +00:00
committed by Android (Google) Code Review
parent 142c4f7a9f 41dc83bd57
commit 3cec9d44b3
1 changed files with 7 additions and 1 deletions
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8
core/java/android/app/WallpaperManager.java
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@@ -417,8 +417,14 @@ public class WallpaperManager {
* This is returned as an
* abstract Drawable that you can install in a View to display whatever
* wallpaper the user has currently set.
* <p>
* This method can return null if there is no system wallpaper available, if
* wallpapers are not supported in the current user, or if the calling app is not
* permitted to access the system wallpaper.
*
* @return Returns a Drawable object that will draw the wallpaper.
* @return Returns a Drawable object that will draw the system wallpaper,
* or {@code null} if no system wallpaper exists or if the calling application
* is not able to access the wallpaper.
*/
public Drawable getDrawable() {
Bitmap bm = sGlobals.peekWallpaperBitmap(mContext, true, FLAG_SYSTEM);