Merge "Fix IME adjust when stack focus changes while IME is visible" into... (8864c4be) · Commits · e / os / android_frameworks_base

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

+46 −13

Original line number	Diff line number	Diff line
		@@ -116,6 +116,11 @@ public class DockedStackDividerController implements DimLayerUser {
		private boolean mAnimatingForIme;
		private boolean mAdjustedForIme;
		private WindowState mDelayedImeWin;
		private boolean mAdjustedForDivider;
		private float mDividerAnimationStart;
		private float mDividerAnimationTarget;
		private float mLastAnimationProgress;
		private float mLastDividerProgress;

		DockedStackDividerController(WindowManagerService service, DisplayContent displayContent) {
		mService = service;
		@@ -208,16 +213,18 @@ public class DockedStackDividerController implements DimLayerUser {
		return mLastVisibility;
		}

		void setAdjustedForIme(boolean adjusted, boolean animate, WindowState imeWin) {
		if (mAdjustedForIme != adjusted) {
		mAdjustedForIme = adjusted;
		void setAdjustedForIme(
		boolean adjustedForIme, boolean adjustedForDivider,
		boolean animate, WindowState imeWin) {
		if (mAdjustedForIme != adjustedForIme \|\| mAdjustedForDivider != adjustedForDivider) {
		if (animate) {
		startImeAdjustAnimation(adjusted, imeWin);
		startImeAdjustAnimation(adjustedForIme, adjustedForDivider, imeWin);
		} else {

		// Animation might be delayed, so only notify if we don't run an animation.
		notifyAdjustedForImeChanged(adjusted, 0 /* duration */);
		notifyAdjustedForImeChanged(adjustedForIme \|\| adjustedForDivider, 0 /* duration */);
		}
		mAdjustedForIme = adjustedForIme;
		mAdjustedForDivider = adjustedForDivider;
		}
		}

		@@ -457,11 +464,25 @@ public class DockedStackDividerController implements DimLayerUser {
		mAnimationTarget = to;
		}

		private void startImeAdjustAnimation(boolean adjusted, WindowState imeWin) {
		private void startImeAdjustAnimation(
		boolean adjustedForIme, boolean adjustedForDivider, WindowState imeWin) {
		mAnimatingForIme = true;
		mAnimationStarted = false;
		mAnimationStart = adjusted ? 0 : 1;
		mAnimationTarget = adjusted ? 1 : 0;

		// If we're not in an animation, the starting point depends on whether we're adjusted
		// or not. If we're already in an animation, we start from where the current animation
		// left off, so that the motion doesn't look discontinuous.
		if (!mAnimatingForIme) {
		mAnimationStart = mAdjustedForIme ? 1 : 0;
		mDividerAnimationStart = mAdjustedForDivider ? 1 : 0;
		mLastAnimationProgress = mAnimationStart;
		mLastDividerProgress = mDividerAnimationStart;
		} else {
		mAnimationStart = mLastAnimationProgress;
		mDividerAnimationStart = mLastDividerProgress;
		}
		mAnimationTarget = adjustedForIme ? 1 : 0;
		mDividerAnimationTarget = adjustedForDivider ? 1 : 0;

		final ArrayList<TaskStack> stacks = mDisplayContent.getStacks();
		for (int i = stacks.size() - 1; i >= 0; --i) {
		@@ -492,10 +513,12 @@ public class DockedStackDividerController implements DimLayerUser {
		if (mDelayedImeWin != null) {
		mDelayedImeWin.mWinAnimator.endDelayingAnimationStart();
		}
		notifyAdjustedForImeChanged(adjusted, IME_ADJUST_ANIM_DURATION);
		notifyAdjustedForImeChanged(
		adjustedForIme \|\| adjustedForDivider, IME_ADJUST_ANIM_DURATION);
		};
		} else {
		notifyAdjustedForImeChanged(adjusted, IME_ADJUST_ANIM_DURATION);
		notifyAdjustedForImeChanged(
		adjustedForIme \|\| adjustedForDivider, IME_ADJUST_ANIM_DURATION);
		}
		}

		@@ -539,11 +562,15 @@ public class DockedStackDividerController implements DimLayerUser {
		for (int i = stacks.size() - 1; i >= 0; --i) {
		final TaskStack stack = stacks.get(i);
		if (stack != null && stack.isAdjustedForIme()) {
		if (t >= 1f && mAnimationTarget == 0f) {
		if (t >= 1f && mAnimationTarget == 0f && mDividerAnimationTarget == 0f) {
		stack.resetAdjustedForIme(true /* adjustBoundsNow */);
		updated = true;
		} else {
		updated \|= stack.updateAdjustForIme(getInterpolatedAnimationValue(t),
		mLastAnimationProgress = getInterpolatedAnimationValue(t);
		mLastDividerProgress = getInterpolatedDividerValue(t);
		updated \|= stack.updateAdjustForIme(
		mLastAnimationProgress,
		mLastDividerProgress,
		false /* force */);
		}
		if (t >= 1f) {
		@@ -555,6 +582,8 @@ public class DockedStackDividerController implements DimLayerUser {
		mService.mWindowPlacerLocked.performSurfacePlacement();
		}
		if (t >= 1.0f) {
		mLastAnimationProgress = mAnimationTarget;
		mLastDividerProgress = mDividerAnimationTarget;
		mAnimatingForIme = false;
		return false;
		} else {
		@@ -596,6 +625,10 @@ public class DockedStackDividerController implements DimLayerUser {
		return t * mAnimationTarget + (1 - t) * mAnimationStart;
		}

		private float getInterpolatedDividerValue(float t) {
		return t * mDividerAnimationTarget + (1 - t) * mDividerAnimationStart;
		}

		/**
		* Gets the amount how much to minimize a stack depending on the interpolated fraction t.
		*/

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

+31 −23

Original line number	Diff line number	Diff line
		@@ -126,6 +126,7 @@ public class TaskStack implements DimLayer.DimLayerUser,
		private WindowState mImeWin;
		private float mMinimizeAmount;
		private float mAdjustImeAmount;
		private float mAdjustDividerAmount;
		private final int mDockedStackMinimizeThickness;

		// If this is true, we are in the bounds animating mode.
		@@ -853,7 +854,8 @@ public class TaskStack implements DimLayer.DimLayerUser,
		if (!mAdjustedForIme) {
		mAdjustedForIme = true;
		mAdjustImeAmount = 0f;
		updateAdjustForIme(0f, true /* force */);
		mAdjustDividerAmount = 0f;
		updateAdjustForIme(0f, 0f, true /* force */);
		}
		}

		@@ -873,9 +875,11 @@ public class TaskStack implements DimLayer.DimLayerUser,
		*
		* @return true if a traversal should be performed after the adjustment.
		*/
		boolean updateAdjustForIme(float adjustAmount, boolean force) {
		if (adjustAmount != mAdjustImeAmount \|\| force) {
		boolean updateAdjustForIme(float adjustAmount, float adjustDividerAmount, boolean force) {
		if (adjustAmount != mAdjustImeAmount
		\|\| adjustDividerAmount != mAdjustDividerAmount \|\| force) {
		mAdjustImeAmount = adjustAmount;
		mAdjustDividerAmount = adjustDividerAmount;
		updateAdjustedBounds();
		return isVisibleForUserLocked();
		} else {
		@@ -895,6 +899,7 @@ public class TaskStack implements DimLayer.DimLayerUser,
		mAdjustedForIme = false;
		mImeGoingAway = false;
		mAdjustImeAmount = 0f;
		mAdjustDividerAmount = 0f;
		updateAdjustedBounds();
		mService.setResizeDimLayer(false, mStackId, 1.0f);
		} else {
		@@ -992,25 +997,27 @@ public class TaskStack implements DimLayer.DimLayerUser,
		(int) (mAdjustImeAmount * bottom + (1 - mAdjustImeAmount) * mBounds.bottom);
		mFullyAdjustedImeBounds.set(mBounds);
		} else {
		final int top;
		final boolean isFocusedStack = mService.getFocusedStackLocked() == this;
		if (isFocusedStack) {
		// If this stack is docked on bottom and has focus, we shift it up so that it's not
		// occluded by IME. We try to move it up by the height of the IME window, but only
		// to the extent that leaves at least 30% of the top stack visible.
		// When the stack is on bottom and has no focus, it's only adjusted for divider width.
		final int dividerWidthDelta = dividerWidthInactive - dividerWidth;

		// When the stack is on bottom and has focus, it needs to be moved up so as to
		// not occluded by IME, and at the same time adjusted for divider width.
		// We try to move it up by the height of the IME window, but only to the extent
		// that leaves at least 30% of the top stack visible.
		// 'top' is where the top of bottom stack will move to in this case.
		final int topBeforeImeAdjust = mBounds.top - dividerWidth + dividerWidthInactive;
		final int minTopStackBottom =
		getMinTopStackBottom(displayContentRect, mBounds.top - dividerWidth);
		top = Math.max(
		final int top = Math.max(
		mBounds.top - yOffset, minTopStackBottom + dividerWidthInactive);
		} else {
		// If this stack is docked on bottom but doesn't have focus, we don't need to adjust
		// for IME, but still need to apply a small adjustment due to the thinner divider.
		top = mBounds.top - dividerWidth + dividerWidthInactive;
		}

		mTmpAdjustedBounds.set(mBounds);
		mTmpAdjustedBounds.top =
		(int) (mAdjustImeAmount * top + (1 - mAdjustImeAmount) * mBounds.top);
		// Account for the adjustment for IME and divider width separately.
		// (top - topBeforeImeAdjust) is the amount of movement due to IME only,
		// and dividerWidthDelta is due to divider width change only.
		mTmpAdjustedBounds.top = mBounds.top +
		(int) (mAdjustImeAmount * (top - topBeforeImeAdjust) +
		mAdjustDividerAmount * dividerWidthDelta);
		mFullyAdjustedImeBounds.set(mBounds);
		mFullyAdjustedImeBounds.top = top;
		mFullyAdjustedImeBounds.bottom = top + mBounds.height();
		@@ -1082,9 +1089,10 @@ public class TaskStack implements DimLayer.DimLayerUser,
		}
		setAdjustedBounds(mTmpAdjustedBounds);

		final boolean isFocusedStack = mService.getFocusedStackLocked() == this;
		if (mAdjustedForIme && adjust && !isFocusedStack) {
		final float alpha = mAdjustImeAmount * IME_ADJUST_DIM_AMOUNT;
		final boolean isImeTarget = (mService.getImeTargetStackLocked() == this);
		if (mAdjustedForIme && adjust && !isImeTarget) {
		final float alpha = Math.max(mAdjustImeAmount, mAdjustDividerAmount)
		* IME_ADJUST_DIM_AMOUNT;
		mService.setResizeDimLayer(true, mStackId, alpha);
		}
		}

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

+21 −22

Original line number	Diff line number	Diff line
		@@ -7461,27 +7461,38 @@ public class WindowManagerService extends IWindowManager.Stub

		void adjustForImeIfNeeded(final DisplayContent displayContent) {
		final WindowState imeWin = mInputMethodWindow;
		final TaskStack focusedStack = getFocusedStackLocked();
		final boolean imeVisible = imeWin != null && imeWin.isVisibleLw() && imeWin.isDisplayedLw();
		final boolean dockVisible = isStackVisibleLocked(DOCKED_STACK_ID);
		if (imeWin != null && imeWin.isVisibleLw() && imeWin.isDisplayedLw()
		&& dockVisible && focusedStack != null) {
		final boolean isFocusOnBottom = focusedStack.getDockSide() == DOCKED_BOTTOM;
		final TaskStack imeTargetStack = getImeTargetStackLocked();

		// The divider could be adjusted for IME position, or be thinner than usual,
		// or both. There are three possible cases:
		// - If IME is visible, and focus is on top, divider is not moved for IME but thinner.
		// - If IME is visible, and focus is on bottom, divider is moved for IME and thinner.
		// - If IME is not visible, divider is not moved and is normal width.

		if (imeVisible && dockVisible && imeTargetStack != null) {
		final boolean isFocusOnBottom = imeTargetStack.getDockSide() == DOCKED_BOTTOM;
		final ArrayList<TaskStack> stacks = displayContent.getStacks();
		for (int i = stacks.size() - 1; i >= 0; --i) {
		final TaskStack stack = stacks.get(i);
		final boolean isDockedOnBottom = stack.getDockSide() == DOCKED_BOTTOM;
		if (stack.isVisibleLocked() && (isFocusOnBottom \|\| isDockedOnBottom)) {
		stack.setAdjustedForIme(imeWin);
		} else {
		stack.resetAdjustedForIme(false);
		}
		}
		displayContent.mDividerControllerLocked.setAdjustedForIme(true, true, imeWin);
		displayContent.mDividerControllerLocked.setAdjustedForIme(
		isFocusOnBottom /ime/, true /divider/, true /animate/, imeWin);
		} else {
		final ArrayList<TaskStack> stacks = displayContent.getStacks();
		for (int i = stacks.size() - 1; i >= 0; --i) {
		final TaskStack stack = stacks.get(i);
		stack.resetAdjustedForIme(!dockVisible);
		}
		displayContent.mDividerControllerLocked.setAdjustedForIme(false, dockVisible, imeWin);
		displayContent.mDividerControllerLocked.setAdjustedForIme(
		false /ime/, false /divider/, dockVisible /animate/, null);
		}
		}

		@@ -7614,8 +7625,10 @@ public class WindowManagerService extends IWindowManager.Stub
		return mCurrentFocus;
		}

		TaskStack getFocusedStackLocked() {
		return mCurrentFocus != null ? mCurrentFocus.getStack() : null;
		TaskStack getImeTargetStackLocked() {
		// Don't use WindowState.getStack() because it returns home stack for system windows.
		Task imeTask = mInputMethodTarget != null ? mInputMethodTarget.getTask() : null;
		return imeTask != null ? imeTask.mStack : null;
		}

		private void showAuditSafeModeNotification() {
		@@ -9360,7 +9373,6 @@ public class WindowManagerService extends IWindowManager.Stub
		WindowState newFocus = computeFocusedWindowLocked();
		if (mCurrentFocus != newFocus) {
		Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "wmUpdateFocus");
		TaskStack oldFocusedStack = getFocusedStackLocked();
		// This check makes sure that we don't already have the focus
		// change message pending.
		mH.removeMessages(H.REPORT_FOCUS_CHANGE);
		@@ -9382,7 +9394,6 @@ public class WindowManagerService extends IWindowManager.Stub
		mLosingFocus.remove(newFocus);

		int focusChanged = mPolicy.focusChangedLw(oldFocus, newFocus);
		TaskStack newFocusedStack = getFocusedStackLocked();

		if (imWindowChanged && oldFocus != mInputMethodWindow) {
		// Focus of the input method window changed. Perform layout if needed.
		@@ -9412,18 +9423,6 @@ public class WindowManagerService extends IWindowManager.Stub
		mInputMonitor.setInputFocusLw(mCurrentFocus, updateInputWindows);
		}

		// TODO: Reset and re-apply IME adjustment if needed when stack focus changed.
		// This makes sure divider starts an animation from pre-adjust position to final
		// position. Ideally we want to skip the reset and animation from current position
		// directly to final position.
		final WindowState imeWin = mInputMethodWindow;
		if (oldFocusedStack != null) {
		oldFocusedStack.resetAdjustedForIme(true);
		}
		if (newFocusedStack != null) {
		newFocusedStack.resetAdjustedForIme(true);
		}
		displayContent.mDividerControllerLocked.setAdjustedForIme(false, false, imeWin);
		adjustForImeIfNeeded(displayContent);

		Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER);