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Commit e93eef54 authored by wilsonshih's avatar wilsonshih Committed by Wei Sheng Shih
Browse files

Add a comment in WallpaperManager#getWallpaperColors 

After discussion, instead of preventing the user get stuck
when calling WallpaperManager#getWallpaperColors, we decided
to inform developers that this API should not be called in
their UI thread.

Bug: 127343255
Test: atest WallpaperManagerTest
Change-Id: I3ae82a127391d4d8c23b56077954b74fd691f774
parent 31a00d0a

core/java/android/app/WallpaperManager.java

+3 −0
Original line number Diff line number Diff line
@@ -930,6 +930,9 @@ public class WallpaperManager { 
     * {@link android.service.wallpaper.WallpaperService.Engine#onComputeColors()

     *     WallpaperService.Engine#onComputeColors()}.</li>

     * </ul>

     * <p>Please note that this API will go through IPC and may take some time to

     * calculate the wallpaper color, which could block the caller thread, so it is

     * not recommended to call this in the UI thread.</p>

     *

     * @param which Wallpaper type. Must be either {@link #FLAG_SYSTEM} or

     *     {@link #FLAG_LOCK}.