Merge "Revert^2 "Refresh layout parameter for bounds change from relayout"" into udc-dev (5112ee32) · Commits · e / os / android_frameworks_base

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

+57 −10

Original line number	Diff line number	Diff line
		@@ -112,6 +112,7 @@ import java.util.Objects;
		import java.util.Set;
		import java.util.concurrent.TimeUnit;
		import java.util.concurrent.atomic.AtomicBoolean;
		import java.util.concurrent.atomic.AtomicInteger;
		import java.util.function.Supplier;

		/**
		@@ -431,6 +432,7 @@ public abstract class WallpaperService extends Service {
		Message msg = mCaller.obtainMessageIO(MSG_WINDOW_RESIZED,
		reportDraw ? 1 : 0,
		mergedConfiguration);
		mIWallpaperEngine.mPendingResizeCount.incrementAndGet();
		mCaller.sendMessage(msg);
		}

		@@ -1051,6 +1053,10 @@ public abstract class WallpaperService extends Service {
		out.print(prefix); out.print("mZoom="); out.println(mZoom);
		out.print(prefix); out.print("mPreviewSurfacePosition=");
		out.println(mPreviewSurfacePosition);
		final int pendingCount = mIWallpaperEngine.mPendingResizeCount.get();
		if (pendingCount != 0) {
		out.print(prefix); out.print("mPendingResizeCount="); out.println(pendingCount);
		}
		synchronized (mLock) {
		out.print(prefix); out.print("mPendingXOffset="); out.print(mPendingXOffset);
		out.print(" mPendingXOffset="); out.println(mPendingXOffset);
		@@ -1113,10 +1119,6 @@ public abstract class WallpaperService extends Service {
		}
		}

		private void updateConfiguration(MergedConfiguration mergedConfiguration) {
		mMergedConfiguration.setTo(mergedConfiguration);
		}

		void updateSurface(boolean forceRelayout, boolean forceReport, boolean redrawNeeded) {
		if (mDestroyed) {
		Log.w(TAG, "Ignoring updateSurface due to destroyed");
		@@ -1165,7 +1167,7 @@ public abstract class WallpaperService extends Service {
		\| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;

		final Configuration config = mMergedConfiguration.getMergedConfiguration();
		final Rect maxBounds = config.windowConfiguration.getMaxBounds();
		final Rect maxBounds = new Rect(config.windowConfiguration.getMaxBounds());
		if (myWidth == ViewGroup.LayoutParams.MATCH_PARENT
		&& myHeight == ViewGroup.LayoutParams.MATCH_PARENT) {
		mLayout.width = myWidth;
		@@ -1221,6 +1223,17 @@ public abstract class WallpaperService extends Service {
		final int relayoutResult = mSession.relayout(mWindow, mLayout, mWidth, mHeight,
		View.VISIBLE, 0, 0, 0, mWinFrames, mMergedConfiguration,
		mSurfaceControl, mInsetsState, mTempControls, mSyncSeqIdBundle);
		final Rect outMaxBounds = mMergedConfiguration.getMergedConfiguration()
		.windowConfiguration.getMaxBounds();
		if (!outMaxBounds.equals(maxBounds)) {
		Log.i(TAG, "Retry updateSurface because bounds changed from relayout: "
		+ maxBounds + " -> " + outMaxBounds);
		mSurfaceHolder.mSurfaceLock.unlock();
		mDrawingAllowed = false;
		mCaller.sendMessage(mCaller.obtainMessageI(MSG_WINDOW_RESIZED,
		redrawNeeded ? 1 : 0));
		return;
		}

		final int transformHint = SurfaceControl.rotationToBufferTransform(
		(mDisplay.getInstallOrientation() + mDisplay.getRotation()) % 4);
		@@ -1488,6 +1501,8 @@ public abstract class WallpaperService extends Service {
		mWallpaperDimAmount = mDefaultDimAmount;
		mPreviousWallpaperDimAmount = mWallpaperDimAmount;
		mDisplayState = mDisplay.getCommittedState();
		mMergedConfiguration.setOverrideConfiguration(
		mDisplayContext.getResources().getConfiguration());

		if (DEBUG) Log.v(TAG, "onCreate(): " + this);
		Trace.beginSection("WPMS.Engine.onCreate");
		@@ -2324,6 +2339,8 @@ public abstract class WallpaperService extends Service {
		final IBinder mWindowToken;
		final int mWindowType;
		final boolean mIsPreview;
		final AtomicInteger mPendingResizeCount = new AtomicInteger();
		boolean mReportDraw;
		boolean mShownReported;
		int mReqWidth;
		int mReqHeight;
		@@ -2579,11 +2596,7 @@ public abstract class WallpaperService extends Service {
		mEngine.doCommand(cmd);
		} break;
		case MSG_WINDOW_RESIZED: {
		final boolean reportDraw = message.arg1 != 0;
		mEngine.updateConfiguration(((MergedConfiguration) message.obj));
		mEngine.updateSurface(true, false, reportDraw);
		mEngine.doOffsetsChanged(true);
		mEngine.scaleAndCropScreenshot();
		handleResized((MergedConfiguration) message.obj, message.arg1 != 0);
		} break;
		case MSG_WINDOW_MOVED: {
		// Do nothing. What does it mean for a Wallpaper to move?
		@@ -2631,6 +2644,40 @@ public abstract class WallpaperService extends Service {
		Log.w(TAG, "Unknown message type " + message.what);
		}
		}

		/**
		* In general this performs relayout for IWindow#resized. If there are several pending
		* (in the message queue) MSG_WINDOW_RESIZED from server side, only the last one will be
		* handled (ignore intermediate states). Note that this procedure cannot be skipped if the
		* configuration is not changed because this is also used to dispatch insets changes.
		*/
		private void handleResized(MergedConfiguration config, boolean reportDraw) {
		// The config can be null when retrying for a changed config from relayout, otherwise
		// it is from IWindow#resized which always sends non-null config.
		final int pendingCount = config != null ? mPendingResizeCount.decrementAndGet() : -1;
		if (reportDraw) {
		mReportDraw = true;
		}
		if (pendingCount > 0) {
		if (DEBUG) {
		Log.d(TAG, "Skip outdated resize, bounds="
		+ config.getMergedConfiguration().windowConfiguration.getMaxBounds()
		+ " pendingCount=" + pendingCount);
		}
		return;
		}
		if (config != null) {
		if (DEBUG) {
		Log.d(TAG, "Update config from resized, bounds="
		+ config.getMergedConfiguration().windowConfiguration.getMaxBounds());
		}
		mEngine.mMergedConfiguration.setTo(config);
		}
		mEngine.updateSurface(true /* forceRelayout /, false / forceReport */, mReportDraw);
		mReportDraw = false;
		mEngine.doOffsetsChanged(true);
		mEngine.scaleAndCropScreenshot();
		}
		}

		/**