Notify SysUi on device rotation for back gesture am: 84dc3a45ee (2a86342b) · Commits · e / os / android_packages_apps_Trebuchet

quickstep/src/com/android/quickstep/RecentsAnimationDeviceState.java

+111 −8

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@
		package com.android.quickstep;

		import static android.content.Intent.ACTION_USER_UNLOCKED;
		import static android.view.Surface.ROTATION_0;

		import static com.android.launcher3.util.DefaultDisplay.CHANGE_ALL;
		import static com.android.launcher3.util.DefaultDisplay.CHANGE_FRAME_DELAY;
		@@ -48,15 +49,18 @@ import android.os.UserManager;
		import android.provider.Settings;
		import android.text.TextUtils;
		import android.view.MotionEvent;
		import android.view.OrientationEventListener;

		import androidx.annotation.BinderThread;

		import com.android.launcher3.R;
		import com.android.launcher3.Utilities;
		import com.android.launcher3.testing.TestProtocol;
		import com.android.launcher3.util.DefaultDisplay;
		import com.android.launcher3.util.SecureSettingsObserver;
		import com.android.quickstep.SysUINavigationMode.NavigationModeChangeListener;
		import com.android.quickstep.util.NavBarPosition;
		import com.android.quickstep.util.RecentsOrientedState;
		import com.android.systemui.shared.system.ActivityManagerWrapper;
		import com.android.systemui.shared.system.QuickStepContract;
		import com.android.systemui.shared.system.QuickStepContract.SystemUiStateFlags;
		@@ -112,9 +116,53 @@ public class RecentsAnimationDeviceState implements
		}
		enableMultipleRegions(false);
		}

		@Override
		public void onActivityRotation(int displayId) {
		super.onActivityRotation(displayId);
		// This always gets called before onDisplayInfoChanged() so we know how to process
		// the rotation in that method. This is done to avoid having a race condition between
		// the sensor readings and onDisplayInfoChanged() call
		if (displayId != mDisplayId) {
		return;
		}

		mPrioritizeDeviceRotation = true;
		if (mInOverview) {
		// reset, launcher must be rotating
		mExitOverviewRunnable.run();
		}
		}
		};

		private Runnable mExitOverviewRunnable = new Runnable() {
		@Override
		public void run() {
		mInOverview = false;
		enableMultipleRegions(false);
		}
		};

		private OrientationTouchTransformer mOrientationTouchTransformer;
		/**
		* Used to listen for when the device rotates into the orientation of the current
		* foreground app. For example, if a user quickswitches from a portrait to a fixed landscape
		* app and then rotates rotates the device to match that orientation, this triggers calls to
		* sysui to adjust the navbar.
		*/
		private OrientationEventListener mOrientationListener;
		private int mPreviousRotation = ROTATION_0;
		/**
		* This is the configuration of the foreground app or the app that will be in the foreground
		* once a quickstep gesture finishes.
		*/
		private int mCurrentAppRotation = -1;
		/**
		* This flag is set to true when the device physically changes orientations. When true,
		* we will always report the current rotation of the foreground app whenever the display
		* changes, as it would indicate the user's intention to rotate the foreground app.
		*/
		private boolean mPrioritizeDeviceRotation = false;

		private Region mExclusionRegion;
		private SystemGestureExclusionListenerCompat mExclusionListener;
		@@ -193,6 +241,26 @@ public class RecentsAnimationDeviceState implements
		userSetupObserver.register();
		runOnDestroy(userSetupObserver::unregister);
		}

		mOrientationListener = new OrientationEventListener(context) {
		@Override
		public void onOrientationChanged(int degrees) {
		int newRotation = RecentsOrientedState.getRotationForUserDegreesRotated(degrees,
		mPreviousRotation);
		if (newRotation == mPreviousRotation) {
		return;
		}

		mPreviousRotation = newRotation;
		mPrioritizeDeviceRotation = true;

		if (newRotation == mCurrentAppRotation) {
		// When user rotates device to the orientation of the foreground app after
		// quickstepping
		toggleSecondaryNavBarsForRotation(false);
		}
		}
		};
		}

		private void setupOrientationSwipeHandler() {
		@@ -268,6 +336,18 @@ public class RecentsAnimationDeviceState implements
		mNavBarPosition = new NavBarPosition(mMode, info);
		updateGestureTouchRegions();
		mOrientationTouchTransformer.createOrAddTouchRegion(info);
		mCurrentAppRotation = mDisplayRotation;

		/* Update nav bars on the following:
		* a) if we're not expecting quickswitch, this is coming from an activity rotation
		* b) we launch an app in the orientation that user is already in
		* c) We're not in overview, since overview will always be portrait (w/o home rotation)
		*/
		if ((mPrioritizeDeviceRotation
		\|\| mCurrentAppRotation == mPreviousRotation) // switch to an app of orientation user is in
		&& !mInOverview) {
		toggleSecondaryNavBarsForRotation(false);
		}
		}

		/**
		@@ -553,9 +633,13 @@ public class RecentsAnimationDeviceState implements
		mOrientationTouchTransformer.transform(event);
		}

		void enableMultipleRegions(boolean enable) {
		mOrientationTouchTransformer.enableMultipleRegions(enable, mDefaultDisplay.getInfo());
		notifySysuiForRotation(mOrientationTouchTransformer.getQuickStepStartingRotation());
		private void enableMultipleRegions(boolean enable) {
		toggleSecondaryNavBarsForRotation(enable);
		if (enable && !TestProtocol.sDisableSensorRotation) {
		mOrientationListener.enable();
		} else {
		mOrientationListener.disable();
		}
		}

		private void notifySysuiForRotation(int rotation) {
		@@ -581,10 +665,7 @@ public class RecentsAnimationDeviceState implements
		// If we're in landscape w/o ever quickswitching, show the navbar in landscape
		enableMultipleRegions(true);
		}
		activityInterface.onExitOverview(this, () -> {
		mInOverview = false;
		enableMultipleRegions(false);
		});
		activityInterface.onExitOverview(this, mExitOverviewRunnable);
		} else if (endTarget == GestureState.GestureEndTarget.HOME) {
		enableMultipleRegions(false);
		} else if (endTarget == GestureState.GestureEndTarget.NEW_TASK) {
		@@ -594,6 +675,11 @@ public class RecentsAnimationDeviceState implements
		} else {
		notifySysuiForRotation(mOrientationTouchTransformer.getCurrentActiveRotation());
		}

		// A new gesture is starting, reset the current device rotation
		// This is done under the assumption that the user won't rotate the phone and then
		// quickswitch in the old orientation.
		mPrioritizeDeviceRotation = false;
		} else if (endTarget == GestureState.GestureEndTarget.LAST_TASK) {
		if (!mTaskListFrozen) {
		// touched nav bar but didn't go anywhere and not quickswitching, do nothing
		@@ -603,7 +689,24 @@ public class RecentsAnimationDeviceState implements
		}
		}

		int getCurrentActiveRotation() {
		private void notifySysuiOfCurrentRotation(int rotation) {
		UI_HELPER_EXECUTOR.execute(() -> SystemUiProxy.INSTANCE.get(mContext)
		.onQuickSwitchToNewTask(rotation));
		}

		/**
		* Disables/Enables multiple nav bars on {@link OrientationTouchTransformer} and then
		* notifies system UI of the primary rotation the user is interacting with
		*
		* @param enable if {@code true}, this will report to sysUI the navbar of the region the gesture
		* started in (during ACTION_DOWN), otherwise will report {@param displayRotation}
		*/
		private void toggleSecondaryNavBarsForRotation(boolean enable) {
		mOrientationTouchTransformer.enableMultipleRegions(enable, mDefaultDisplay.getInfo());
		notifySysuiOfCurrentRotation(mOrientationTouchTransformer.getQuickStepStartingRotation());
		}

		public int getCurrentActiveRotation() {
		if (!mMode.hasGestures) {
		// touch rotation should always match that of display for 3 button
		return mDisplayRotation;

quickstep/src/com/android/quickstep/util/RecentsOrientedState.java

+4 −2

Original line number	Diff line number	Diff line
		@@ -445,7 +445,8 @@ public final class RecentsOrientedState implements SharedPreferences.OnSharedPre
		}
		break;
		case ROTATION_270:
		if (degrees < (90 - threshold)) {
		if (degrees < (90 - threshold) \|\|
		(degrees > (270 + threshold) && degrees < 360)) {
		return ROTATION_0;
		}
		if (degrees > (90 + threshold) && degrees < 180) {
		@@ -468,7 +469,8 @@ public final class RecentsOrientedState implements SharedPreferences.OnSharedPre
		if (degrees < (270 - threshold) && degrees > 90) {
		return ROTATION_180;
		}
		if (degrees > (270 + threshold) && degrees < 360) {
		if (degrees > (270 + threshold) && degrees < 360
		\|\| (degrees >= 0 && degrees < threshold)) {
		return ROTATION_0;
		}
		// flip from landscape to seascape