Merge "Migrate Tap exclusion logic to TaskEmbedder." into rvc-dev (73cc6b8f) · Commits · e / os / android_frameworks_base

core/java/android/window/TaskEmbedder.java

+64 −5

Original line number	Diff line number	Diff line
		@@ -36,11 +36,14 @@ import android.graphics.Point;
		import android.graphics.Rect;
		import android.graphics.Region;
		import android.hardware.display.VirtualDisplay;
		import android.os.RemoteException;
		import android.os.UserHandle;
		import android.view.IWindow;
		import android.view.IWindowManager;
		import android.view.IWindowSession;
		import android.view.KeyEvent;
		import android.view.SurfaceControl;
		import android.view.WindowManagerGlobal;

		import dalvik.system.CloseGuard;

		@@ -184,31 +187,45 @@ public abstract class TaskEmbedder {

		/**
		* Called when the task embedder should be initialized.
		* NOTE: all overriding methods should call this one after they finish their initialization.
		* @return whether to report whether the embedder was initialized.
		*/
		public abstract boolean onInitialize();
		public boolean onInitialize() {
		updateLocationAndTapExcludeRegion();
		return true;
		}

		/**
		* Called when the task embedder should be released.
		* @return whether to report whether the embedder was released.
		*/
		protected abstract boolean onRelease();
		protected boolean onRelease() {
		// Clear tap-exclude region (if any) for this window.
		clearTapExcludeRegion();
		return true;
		}

		/**
		* Starts presentation of tasks in this container.
		*/
		public abstract void start();
		public void start() {
		updateLocationAndTapExcludeRegion();
		}

		/**
		* Stops presentation of tasks in this container.
		*/
		public abstract void stop();
		public void stop() {
		clearTapExcludeRegion();
		}

		/**
		* This should be called whenever the position or size of the surface changes
		* or if touchable areas above the surface are added or removed.
		*/
		public abstract void notifyBoundsChanged();
		public void notifyBoundsChanged() {
		updateLocationAndTapExcludeRegion();
		}

		/**
		* Called to update the dimensions whenever the host size changes.
		@@ -267,6 +284,48 @@ public abstract class TaskEmbedder {
		// Do nothing
		}

		/**
		* Updates position and bounds information needed by WM and IME to manage window
		* focus and touch events properly.
		* <p>
		* This should be called whenever the position or size of the surface changes
		* or if touchable areas above the surface are added or removed.
		*/
		protected void updateLocationAndTapExcludeRegion() {
		if (!isInitialized() \|\| mHost.getWindow() == null) {
		return;
		}
		applyTapExcludeRegion(mHost.getWindow(), mHost.getTapExcludeRegion());
		}

		/**
		* Call to update the tap exclude region for the window.
		* <p>
		* This should not normally be called directly, but through
		* {@link #updateLocationAndTapExcludeRegion()}. This method
		* is provided as an optimization when managing multiple TaskSurfaces within a view.
		*
		* @see IWindowSession#updateTapExcludeRegion(IWindow, Region)
		*/
		private void applyTapExcludeRegion(IWindow window, @Nullable Region tapExcludeRegion) {
		try {
		IWindowSession session = WindowManagerGlobal.getWindowSession();
		session.updateTapExcludeRegion(window, tapExcludeRegion);
		} catch (RemoteException e) {
		e.rethrowAsRuntimeException();
		}
		}

		/**
		* Removes the tap exclude region set by {@link #updateLocationAndTapExcludeRegion()}.
		*/
		private void clearTapExcludeRegion() {
		if (!isInitialized() \|\| mHost.getWindow() == null) {
		return;
		}
		applyTapExcludeRegion(mHost.getWindow(), null);
		}

		/**
		* Set the callback to be notified about state changes.
		* <p>This class must finish initializing before {@link #startActivity(Intent)} can be called.

core/java/android/window/TaskOrganizerTaskEmbedder.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -75,7 +75,8 @@ public class TaskOrganizerTaskEmbedder extends TaskEmbedder {
		// infrastructure is ready.
		mTaskOrganizer.registerOrganizer(WINDOWING_MODE_MULTI_WINDOW);
		mTaskOrganizer.setInterceptBackPressedOnTaskRoot(true);
		return true;

		return super.onInitialize();
		}

		@Override
		@@ -96,6 +97,7 @@ public class TaskOrganizerTaskEmbedder extends TaskEmbedder {
		*/
		@Override
		public void start() {
		super.start();
		if (DEBUG) {
		log("start");
		}
		@@ -119,6 +121,7 @@ public class TaskOrganizerTaskEmbedder extends TaskEmbedder {
		*/
		@Override
		public void stop() {
		super.stop();
		if (DEBUG) {
		log("stop");
		}
		@@ -143,6 +146,7 @@ public class TaskOrganizerTaskEmbedder extends TaskEmbedder {
		*/
		@Override
		public void notifyBoundsChanged() {
		super.notifyBoundsChanged();
		if (DEBUG) {
		log("notifyBoundsChanged: screenBounds=" + mHost.getScreenBounds());
		}

core/java/android/window/VirtualDisplayTaskEmbedder.java

+7 −51

Original line number	Diff line number	Diff line
		@@ -21,7 +21,6 @@ import static android.hardware.display.DisplayManager.VIRTUAL_DISPLAY_FLAG_OWN_C
		import static android.hardware.display.DisplayManager.VIRTUAL_DISPLAY_FLAG_PUBLIC;
		import static android.view.Display.INVALID_DISPLAY;

		import android.annotation.Nullable;
		import android.app.ActivityManager;
		import android.app.ActivityOptions;
		import android.app.ActivityTaskManager;
		@@ -40,7 +39,6 @@ import android.os.RemoteException;
		import android.os.SystemClock;
		import android.util.DisplayMetrics;
		import android.util.Log;
		import android.view.IWindow;
		import android.view.IWindowManager;
		import android.view.IWindowSession;
		import android.view.InputDevice;
		@@ -134,20 +132,15 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
		e.rethrowAsRuntimeException();
		}

		if (mHost.getWindow() != null) {
		updateLocationAndTapExcludeRegion();
		}
		return true;
		return super.onInitialize();
		}

		@Override
		protected boolean onRelease() {
		super.onRelease();
		// Clear activity view geometry for IME on this display
		clearActivityViewGeometryForIme();

		// Clear tap-exclude region (if any) for this window.
		clearTapExcludeRegion();

		if (mTaskStackListener != null) {
		try {
		mActivityTaskManager.unregisterTaskStackListener(mTaskStackListener);
		@@ -170,9 +163,9 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
		*/
		@Override
		public void start() {
		super.start();
		if (isInitialized()) {
		mVirtualDisplay.setDisplayState(true);
		updateLocationAndTapExcludeRegion();
		}
		}

		@@ -181,20 +174,11 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
		*/
		@Override
		public void stop() {
		super.stop();
		if (isInitialized()) {
		mVirtualDisplay.setDisplayState(false);
		clearActivityViewGeometryForIme();
		clearTapExcludeRegion();
		}
		}

		/**
		* This should be called whenever the position or size of the surface changes
		* or if touchable areas above the surface are added or removed.
		*/
		@Override
		public void notifyBoundsChanged() {
		updateLocationAndTapExcludeRegion();
		}

		/**
		@@ -298,12 +282,13 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
		* This should be called whenever the position or size of the surface changes
		* or if touchable areas above the surface are added or removed.
		*/
		private void updateLocationAndTapExcludeRegion() {
		@Override
		protected void updateLocationAndTapExcludeRegion() {
		super.updateLocationAndTapExcludeRegion();
		if (!isInitialized() \|\| mHost.getWindow() == null) {
		return;
		}
		reportLocation(mHost.getScreenToTaskMatrix(), mHost.getPositionInWindow());
		applyTapExcludeRegion(mHost.getWindow(), mHost.getTapExcludeRegion());
		}

		/**
		@@ -331,24 +316,6 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
		}
		}

		/**
		* Call to update the tap exclude region for the window.
		* <p>
		* This should not normally be called directly, but through
		* {@link #updateLocationAndTapExcludeRegion()}. This method
		* is provided as an optimization when managing multiple TaskSurfaces within a view.
		*
		* @see IWindowSession#updateTapExcludeRegion(IWindow, Region)
		*/
		private void applyTapExcludeRegion(IWindow window, @Nullable Region tapExcludeRegion) {
		try {
		IWindowSession session = WindowManagerGlobal.getWindowSession();
		session.updateTapExcludeRegion(window, tapExcludeRegion);
		} catch (RemoteException e) {
		e.rethrowAsRuntimeException();
		}
		}

		/**
		* @see InputMethodManager#reportActivityView(int, Matrix)
		*/
		@@ -357,17 +324,6 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
		mContext.getSystemService(InputMethodManager.class).reportActivityView(displayId, null);
		}

		/**
		* Removes the tap exclude region set by {@link #updateLocationAndTapExcludeRegion()}.
		*/
		private void clearTapExcludeRegion() {
		if (mHost.getWindow() == null) {
		Log.w(TAG, "clearTapExcludeRegion: not attached to window!");
		return;
		}
		applyTapExcludeRegion(mHost.getWindow(), null);
		}

		private static KeyEvent createKeyEvent(int action, int code, int displayId) {
		long when = SystemClock.uptimeMillis();
		final KeyEvent ev = new KeyEvent(when, when, action, code, 0 /* repeat */,