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Commit 8a884b22 authored by Santiago Etchebehere's avatar Santiago Etchebehere
Browse files

Provide access to a mirror of WallpaperEngine SurfaceControl 

Bug: 179127643
Test: manual: tested behavior of wallpaper preview in older
WallpaperPicker apk and new version

Change-Id: I3b66cbdf2198228e990fae6400d019da91bc93c9
parent 5cf8e9d2

core/java/android/service/wallpaper/IWallpaperEngine.aidl

+15 −13
Original line number Diff line number Diff line
@@ -21,27 +21,29 @@ import android.app.WallpaperColors; 
import android.graphics.Rect;

import android.graphics.RectF;

import android.view.MotionEvent;

import android.view.SurfaceControl;

import android.os.Bundle;



/**

 * @hide

 */

oneway interface IWallpaperEngine {

    void setDesiredSize(int width, int height);

    void setDisplayPadding(in Rect padding);

interface IWallpaperEngine {

    oneway void setDesiredSize(int width, int height);

    oneway void setDisplayPadding(in Rect padding);

    @UnsupportedAppUsage

    void setVisibility(boolean visible);

    void setInAmbientMode(boolean inAmbientDisplay, long animationDuration);

    oneway void setVisibility(boolean visible);

    oneway void setInAmbientMode(boolean inAmbientDisplay, long animationDuration);

    @UnsupportedAppUsage

    void dispatchPointer(in MotionEvent event);

    oneway void dispatchPointer(in MotionEvent event);

    @UnsupportedAppUsage

    void dispatchWallpaperCommand(String action, int x, int y,

    oneway void dispatchWallpaperCommand(String action, int x, int y,

            int z, in Bundle extras);

    void requestWallpaperColors();

    oneway void requestWallpaperColors();

    @UnsupportedAppUsage

    void destroy();

    void setZoomOut(float scale);

    void scalePreview(in Rect positionInWindow);

    void removeLocalColorsAreas(in List<RectF> regions);

    void addLocalColorsAreas(in List<RectF> regions);

    oneway void destroy();

    oneway void setZoomOut(float scale);

    oneway void scalePreview(in Rect positionInWindow);

    oneway void removeLocalColorsAreas(in List<RectF> regions);

    oneway void addLocalColorsAreas(in List<RectF> regions);

    SurfaceControl mirrorSurfaceControl();

}

core/java/android/service/wallpaper/WallpaperService.java

+5 −0
Original line number Diff line number Diff line
@@ -1982,6 +1982,11 @@ public abstract class WallpaperService extends Service { 
            mCaller.sendMessage(msg);

        }



        @Nullable

        public SurfaceControl mirrorSurfaceControl() {

            return mEngine == null ? null : SurfaceControl.mirrorSurface(mEngine.mSurfaceControl);

        }



        private void doDetachEngine() {

            mActiveEngines.remove(mEngine);

            mEngine.detach();