Merge "Fixes splitscreen when executed from fullscreen app" into pi-dev (765801d5) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/policy/DividerSnapAlgorithm.java

+11 −2

Original line number	Diff line number	Diff line
		@@ -25,7 +25,6 @@ import android.content.res.Configuration;
		import android.content.res.Resources;
		import android.graphics.Rect;
		import android.hardware.display.DisplayManager;
		import android.util.Log;
		import android.view.Display;
		import android.view.DisplayInfo;

		@@ -107,6 +106,12 @@ public class DividerSnapAlgorithm {
		DOCKED_INVALID, false);
		}

		public DividerSnapAlgorithm(Resources res, int displayWidth, int displayHeight, int dividerSize,
		boolean isHorizontalDivision, Rect insets, int dockSide) {
		this(res, displayWidth, displayHeight, dividerSize, isHorizontalDivision, insets,
		dockSide, false);
		}

		public DividerSnapAlgorithm(Resources res, int displayWidth, int displayHeight, int dividerSize,
		boolean isHorizontalDivision, Rect insets, int dockSide, boolean isMinimizedMode) {
		mMinFlingVelocityPxPerSecond =
		@@ -265,7 +270,11 @@ public class DividerSnapAlgorithm {
		? mDisplayHeight
		: mDisplayWidth;
		int navBarSize = isHorizontalDivision ? mInsets.bottom : mInsets.right;
		mTargets.add(new SnapTarget(-mDividerSize, -mDividerSize, SnapTarget.FLAG_DISMISS_START,
		int startPos = -mDividerSize;
		if (dockedSide == DOCKED_RIGHT) {
		startPos += mInsets.left;
		}
		mTargets.add(new SnapTarget(startPos, startPos, SnapTarget.FLAG_DISMISS_START,
		0.35f));
		switch (mSnapMode) {
		case SNAP_MODE_16_9:

packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java

+59 −32

Original line number	Diff line number	Diff line
		@@ -126,8 +126,10 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		private SnapTarget mSnapTargetBeforeMinimized;

		private int mDividerInsets;
		private final Display mDefaultDisplay;
		private int mDisplayWidth;
		private int mDisplayHeight;
		private int mDisplayRotation;
		private int mDividerWindowWidth;
		private int mDividerSize;
		private int mTouchElevation;
		@@ -140,7 +142,7 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		private final Rect mDockedInsetRect = new Rect();
		private final Rect mOtherInsetRect = new Rect();
		private final Rect mLastResizeRect = new Rect();
		private final Rect mDisplayRect = new Rect();
		private final Rect mTmpRect = new Rect();
		private final WindowManagerProxy mWindowManagerProxy = WindowManagerProxy.getInstance();
		private DividerWindowManager mWindowManager;
		private VelocityTracker mVelocityTracker;
		@@ -274,6 +276,9 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		super(context, attrs, defStyleAttr, defStyleRes);
		mSfChoreographer = new SurfaceFlingerVsyncChoreographer(mHandler, context.getDisplay(),
		Choreographer.getInstance());
		final DisplayManager displayManager =
		(DisplayManager) mContext.getSystemService(Context.DISPLAY_SERVICE);
		mDefaultDisplay = displayManager.getDisplay(Display.DEFAULT_DISPLAY);
		}

		@Override
		@@ -373,8 +378,14 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		if (mStableInsets.isEmpty()) {
		SystemServicesProxy.getInstance(mContext).getStableInsets(mStableInsets);
		}

		if (mState.mRatioPositionBeforeMinimized == 0) {
		// Set the middle target as the initial state
		mSnapTargetBeforeMinimized = mSnapAlgorithm.getMiddleTarget();
		} else {
		repositionSnapTargetBeforeMinimized();
		}
		}

		public WindowManagerProxy getWindowManagerProxy() {
		return mWindowManagerProxy;
		@@ -403,6 +414,11 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		mHandle.setTouching(true, animate);
		}
		mDockSide = mWindowManagerProxy.getDockSide();

		// Update snap algorithm if rotation has occurred
		if (mDisplayRotation != mDefaultDisplay.getRotation()) {
		updateDisplayInfo();
		}
		initializeSnapAlgorithm();
		mWindowManagerProxy.setResizing(true);
		if (touching) {
		@@ -453,7 +469,7 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		private void initializeSnapAlgorithm() {
		if (mSnapAlgorithm == null) {
		mSnapAlgorithm = new DividerSnapAlgorithm(getContext().getResources(), mDisplayWidth,
		mDisplayHeight, mDividerSize, isHorizontalDivision(), mStableInsets);
		mDisplayHeight, mDividerSize, isHorizontalDivision(), mStableInsets, mDockSide);
		}
		if (mMinimizedSnapAlgorithm == null) {
		mMinimizedSnapAlgorithm = new DividerSnapAlgorithm(getContext().getResources(),
		@@ -620,8 +636,11 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		} else {
		saveTarget = snapTarget;
		}
		if (saveTarget.position != mSnapAlgorithm.getDismissEndTarget().position
		&& saveTarget.position != mSnapAlgorithm.getDismissStartTarget().position) {
		saveSnapTargetBeforeMinimized(saveTarget);
		}
		}
		};
		Runnable notCancelledEndAction = () -> {
		// Reset minimized divider position after unminimized state animation finishes
		@@ -764,6 +783,8 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		initializeSnapAlgorithm();
		if (mIsInMinimizeInteraction != minimized) {
		if (minimized) {
		// Relayout to recalculate the divider shadow when minimizing
		requestLayout();
		mIsInMinimizeInteraction = true;
		resizeStack(mMinimizedSnapAlgorithm.getMiddleTarget());
		} else {
		@@ -913,11 +934,9 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		}

		private void updateDisplayInfo() {
		final DisplayManager displayManager =
		(DisplayManager) mContext.getSystemService(Context.DISPLAY_SERVICE);
		Display display = displayManager.getDisplay(Display.DEFAULT_DISPLAY);
		mDisplayRotation = mDefaultDisplay.getRotation();
		final DisplayInfo info = new DisplayInfo();
		display.getDisplayInfo(info);
		mDefaultDisplay.getDisplayInfo(info);
		mDisplayWidth = info.logicalWidth;
		mDisplayHeight = info.logicalHeight;
		mSnapAlgorithm = null;
		@@ -991,44 +1010,47 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		if (mHomeStackResizable && mIsInMinimizeInteraction) {
		calculateBoundsForPosition(mSnapTargetBeforeMinimized.position, mDockSide,
		mDockedTaskRect);
		calculateBoundsForPosition(mSnapTargetBeforeMinimized.position,
		DockedDividerUtils.invertDockSide(mDockSide), mOtherTaskRect);

		// Move a right-docked-app to line up with the divider while dragging it
		if (mDockSide == DOCKED_RIGHT) {
		mDockedTaskRect.offset(Math.max(position, mStableInsets.left - mDividerSize)
		- mDockedTaskRect.left + mDividerSize, 0);
		mOtherTaskRect.offset(mStableInsets.left, 0);
		}
		calculateBoundsForPosition(mSnapTargetBeforeMinimized.position,
		DockedDividerUtils.invertDockSide(mDockSide), mOtherTaskRect);
		mWindowManagerProxy.resizeDockedStack(mDockedRect, mDockedTaskRect, mDockedTaskRect,
		mOtherTaskRect, null);
		return;
		}

		if (mEntranceAnimationRunning && taskPosition != TASK_POSITION_SAME) {
		if (mCurrentAnimator != null) {
		calculateBoundsForPosition(taskPosition, mDockSide, mDockedTaskRect);
		} else {
		calculateBoundsForPosition(isHorizontalDivision() ? mDisplayHeight : mDisplayWidth,
		mDockSide, mDockedTaskRect);
		}

		// Move a docked app if from the right in position with the divider up to insets
		if (mDockSide == DOCKED_RIGHT) {
		mDockedTaskRect.offset(Math.max(position,
		mStableInsets.left) - mDockedTaskRect.left, 0);
		mDockedTaskRect.offset(Math.max(position, mStableInsets.left - mDividerSize)
		- mDockedTaskRect.left + mDividerSize, 0);
		mOtherTaskRect.offset(mStableInsets.left, 0);
		}
		calculateBoundsForPosition(taskPosition, DockedDividerUtils.invertDockSide(mDockSide),
		mOtherTaskRect);
		mWindowManagerProxy.resizeDockedStack(mDockedRect, mDockedTaskRect, null,
		mOtherTaskRect, null);
		} else if (mExitAnimationRunning && taskPosition != TASK_POSITION_SAME) {
		calculateBoundsForPosition(taskPosition,
		mDockSide, mDockedTaskRect);
		calculateBoundsForPosition(taskPosition, mDockSide, mDockedTaskRect);
		mDockedInsetRect.set(mDockedTaskRect);
		calculateBoundsForPosition(mExitStartPosition,
		DockedDividerUtils.invertDockSide(mDockSide), mOtherTaskRect);
		mOtherInsetRect.set(mOtherTaskRect);
		applyExitAnimationParallax(mOtherTaskRect, position);
		mWindowManagerProxy.resizeDockedStack(mDockedRect, mDockedTaskRect, null,

		// Move a right-docked-app to line up with the divider while dragging it
		if (mDockSide == DOCKED_RIGHT) {
		mDockedTaskRect.offset(position - mStableInsets.left + mDividerSize, 0);
		mOtherTaskRect.offset(mStableInsets.left, 0);
		}
		mWindowManagerProxy.resizeDockedStack(mDockedRect, mDockedTaskRect, mDockedInsetRect,
		mOtherTaskRect, mOtherInsetRect);
		} else if (taskPosition != TASK_POSITION_SAME) {
		calculateBoundsForPosition(position, DockedDividerUtils.invertDockSide(mDockSide),
		@@ -1040,17 +1062,17 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		restrictDismissingTaskPosition(taskPosition, dockSideInverted, taskSnapTarget);
		calculateBoundsForPosition(taskPositionDocked, mDockSide, mDockedTaskRect);
		calculateBoundsForPosition(taskPositionOther, dockSideInverted, mOtherTaskRect);
		mDisplayRect.set(0, 0, mDisplayWidth, mDisplayHeight);
		mTmpRect.set(0, 0, mDisplayWidth, mDisplayHeight);
		alignTopLeft(mDockedRect, mDockedTaskRect);
		alignTopLeft(mOtherRect, mOtherTaskRect);
		mDockedInsetRect.set(mDockedTaskRect);
		mOtherInsetRect.set(mOtherTaskRect);
		if (dockSideTopLeft(mDockSide)) {
		alignTopLeft(mDisplayRect, mDockedInsetRect);
		alignBottomRight(mDisplayRect, mOtherInsetRect);
		alignTopLeft(mTmpRect, mDockedInsetRect);
		alignBottomRight(mTmpRect, mOtherInsetRect);
		} else {
		alignBottomRight(mDisplayRect, mDockedInsetRect);
		alignTopLeft(mDisplayRect, mOtherInsetRect);
		alignBottomRight(mTmpRect, mDockedInsetRect);
		alignTopLeft(mTmpRect, mOtherInsetRect);
		}
		applyDismissingParallax(mDockedTaskRect, mDockSide, taskSnapTarget, position,
		taskPositionDocked);
		@@ -1269,23 +1291,22 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		startDragging(false /* animate /, false / touching */);
		}
		updateDockSide();
		int position = DockedDividerUtils.calculatePositionForBounds(event.initialRect,
		mDockSide, mDividerSize);
		mEntranceAnimationRunning = true;

		resizeStack(position, mSnapAlgorithm.getMiddleTarget().position,
		resizeStack(calculatePositionForInsetBounds(), mSnapAlgorithm.getMiddleTarget().position,
		mSnapAlgorithm.getMiddleTarget());
		}

		public void onRecentsDrawn() {
		updateDockSide();
		final int position = calculatePositionForInsetBounds();
		if (mState.animateAfterRecentsDrawn) {
		mState.animateAfterRecentsDrawn = false;
		updateDockSide();

		mHandler.post(() -> {
		// Delay switching resizing mode because this might cause jank in recents animation
		// that's longer than this animation.
		stopDragging(getCurrentPosition(), mSnapAlgorithm.getMiddleTarget(),
		stopDragging(position, getSnapAlgorithm().getMiddleTarget(),
		mLongPressEntraceAnimDuration, Interpolators.FAST_OUT_SLOW_IN,
		200 /* endDelay */);
		});
		@@ -1294,7 +1315,7 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		mState.growAfterRecentsDrawn = false;
		updateDockSide();
		EventBus.getDefault().send(new RecentsGrowingEvent());
		stopDragging(getCurrentPosition(), mSnapAlgorithm.getMiddleTarget(), 336,
		stopDragging(position, getSnapAlgorithm().getMiddleTarget(), 336,
		Interpolators.FAST_OUT_SLOW_IN);
		}
		}
		@@ -1315,4 +1336,10 @@ public class DividerView extends FrameLayout implements OnTouchListener,
		0 /* endDelay */, Interpolators.FAST_OUT_SLOW_IN);
		}
		}

		private int calculatePositionForInsetBounds() {
		mTmpRect.set(0, 0, mDisplayWidth, mDisplayHeight);
		mTmpRect.inset(mStableInsets);
		return DockedDividerUtils.calculatePositionForBounds(mTmpRect, mDockSide, mDividerSize);
		}
		}

services/core/java/com/android/server/am/ActivityStack.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -639,6 +639,9 @@ class ActivityStack<T extends StackWindowController> extends ConfigurationContai
		// so that the divider matches and remove this logic.
		// TODO: This is currently only called when entering split-screen while in another
		// task, and from the tests
		// TODO (b/78247419): Check if launcher and overview are same then move home stack
		// instead of recents stack. Then fix the rotation animation from fullscreen to
		// minimized mode
		final ActivityStack recentStack = display.getOrCreateStack(
		WINDOWING_MODE_SPLIT_SCREEN_SECONDARY, ACTIVITY_TYPE_RECENTS,
		true /* onTop */);