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Commit e7129047 authored by Brian Isganitis's avatar Brian Isganitis Committed by Android (Google) Code Review
Browse files

Merge "Expose mirror of wallpaper surface in WindowManagerGlobal." into sc-v2-dev

parents 3f7564a1 5e3d35c1

core/java/android/view/IWindowManager.aidl

+8 −0
Original line number Diff line number Diff line
@@ -346,6 +346,14 @@ interface IWindowManager 
     */

    Bitmap screenshotWallpaper();



    /**

     * Mirrors the wallpaper for the given display.

     *

     * @param displayId ID of the display for the wallpaper.

     * @return A SurfaceControl for the parent of the mirrored wallpaper.

     */

    SurfaceControl mirrorWallpaperSurface(int displayId);



    /**

     * Registers a wallpaper visibility listener.

     * @return Current visibility.

core/java/android/view/WindowManagerGlobal.java

+11 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ package android.view; 


import android.animation.ValueAnimator;

import android.annotation.NonNull;

import android.annotation.Nullable;

import android.app.ActivityManager;

import android.compat.annotation.UnsupportedAppUsage;

import android.content.ComponentCallbacks2;
@@ -709,6 +710,16 @@ public final class WindowManagerGlobal { 
            }

        }

    }



    /** @hide */

    @Nullable

    public SurfaceControl mirrorWallpaperSurface(int displayId) {

        try {

            return getWindowManagerService().mirrorWallpaperSurface(displayId);

        } catch (RemoteException e) {

            throw e.rethrowFromSystemServer();

        }

    }

}



final class WindowLeaked extends AndroidRuntimeException {

services/core/java/com/android/server/wm/WallpaperController.java

+12 −0
Original line number Diff line number Diff line
@@ -801,6 +801,18 @@ class WallpaperController { 
                wallpaperBuffer.getHardwareBuffer(), wallpaperBuffer.getColorSpace());

    }



    /**

     * Mirrors the visible wallpaper if it's available.

     *

     * @return A SurfaceControl for the parent of the mirrored wallpaper.

     */

    SurfaceControl mirrorWallpaperSurface() {

        final WindowState wallpaperWindowState = getTopVisibleWallpaper();

        return wallpaperWindowState != null

                ? SurfaceControl.mirrorSurface(wallpaperWindowState.getSurfaceControl())

                : null;

    }



    WindowState getTopVisibleWallpaper() {

        mTmpTopWallpaper = null;

services/core/java/com/android/server/wm/WindowManagerService.java

+8 −0
Original line number Diff line number Diff line
@@ -3792,6 +3792,14 @@ public class WindowManagerService extends IWindowManager.Stub 
        }

    }



    @Override

    public SurfaceControl mirrorWallpaperSurface(int displayId) {

        synchronized (mGlobalLock) {

            final DisplayContent dc = mRoot.getDisplayContent(displayId);

            return dc.mWallpaperController.mirrorWallpaperSurface();

        }

    }



    /**

     * Takes a snapshot of the screen.  In landscape mode this grabs the whole screen.

     * In portrait mode, it grabs the upper region of the screen based on the vertical dimension