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Fix black screen when recents finished after split

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Due to split screen might active but in background, we should check
isVisible rather than isActive in mixed handler.

Add more dump info in this CL too for debug convenience.

Fix: 279754733
Test: manaul
Test: pass existing tests
Change-Id: Icb7ba7d1118cd4da84a9ed2509ba8a8f2323b5a3
This commit is contained in:
Tony Huang
2023-04-26 16:04:02 +00:00
parent 1b72904c7a
commit 8151d41c9b
4 changed files with 38 additions and 11 deletions
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13
libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitScreenConstants.java
View File

@@ -59,4 +59,17 @@ public class SplitScreenConstants {
/** Flag applied to a transition change to identify it as a divider bar for animation. */
public static final int FLAG_IS_DIVIDER_BAR = FLAG_FIRST_CUSTOM;
public static final String splitPositionToString(@SplitPosition int pos) {
switch (pos) {
case SPLIT_POSITION_UNDEFINED:
return "SPLIT_POSITION_UNDEFINED";
case SPLIT_POSITION_TOP_OR_LEFT:
return "SPLIT_POSITION_TOP_OR_LEFT";
case SPLIT_POSITION_BOTTOM_OR_RIGHT:
return "SPLIT_POSITION_BOTTOM_OR_RIGHT";
default:
return "UNKNOWN";
}
}
}

11
libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
View File

@@ -39,6 +39,7 @@ import static com.android.wm.shell.common.split.SplitScreenConstants.FLAG_IS_DIV
import static com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT;
import static com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT;
import static com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_UNDEFINED;
import static com.android.wm.shell.common.split.SplitScreenConstants.splitPositionToString;
import static com.android.wm.shell.common.split.SplitScreenUtils.reverseSplitPosition;
import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_MAIN;
import static com.android.wm.shell.splitscreen.SplitScreen.STAGE_TYPE_SIDE;
@@ -2853,12 +2854,18 @@ public class StageCoordinator implements SplitLayout.SplitLayoutHandler,
final String childPrefix = innerPrefix + " ";
pw.println(prefix + TAG + " mDisplayId=" + mDisplayId);
pw.println(innerPrefix + "mDividerVisible=" + mDividerVisible);
pw.println(innerPrefix + "isSplitActive=" + isSplitActive());
pw.println(innerPrefix + "isSplitVisible=" + isSplitScreenVisible());
pw.println(innerPrefix + "MainStage");
pw.println(childPrefix + "stagePosition=" + getMainStagePosition());
pw.println(childPrefix + "stagePosition=" + splitPositionToString(getMainStagePosition()));
pw.println(childPrefix + "isActive=" + mMainStage.isActive());
mMainStage.dump(pw, childPrefix);
pw.println(innerPrefix + "MainStageListener");
mMainStageListener.dump(pw, childPrefix);
pw.println(innerPrefix + "SideStage");
pw.println(childPrefix + "stagePosition=" + getSideStagePosition());
pw.println(childPrefix + "stagePosition=" + splitPositionToString(getSideStagePosition()));
mSideStage.dump(pw, childPrefix);
pw.println(innerPrefix + "SideStageListener");
mSideStageListener.dump(pw, childPrefix);
if (mMainStage.isActive()) {
pw.println(innerPrefix + "SplitLayout");

9
libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageTaskListener.java
View File

@@ -421,6 +421,13 @@ class StageTaskListener implements ShellTaskOrganizer.TaskListener {
public void dump(@NonNull PrintWriter pw, String prefix) {
final String innerPrefix = prefix + " ";
final String childPrefix = innerPrefix + " ";
pw.println(prefix + this);
if (mChildrenTaskInfo.size() > 0) {
pw.println(prefix + "Children list:");
for (int i = mChildrenTaskInfo.size() - 1; i >= 0; --i) {
final ActivityManager.RunningTaskInfo taskInfo = mChildrenTaskInfo.valueAt(i);
pw.println(childPrefix + "Task#" + i + " taskID=" + taskInfo.taskId
+ " baseActivity=" + taskInfo.baseActivity);
}
}
}
}

16
libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultMixedHandler.java
View File

@@ -73,7 +73,7 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
/** Pip was entered while handling an intent with its own remoteTransition. */
static final int TYPE_OPTIONS_REMOTE_AND_PIP_CHANGE = 3;
/** Recents transition while split-screen active. */
/** Recents transition while split-screen foreground. */
static final int TYPE_RECENTS_DURING_SPLIT = 4;
/** The default animation for this mixed transition. */
@@ -152,7 +152,7 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
@NonNull TransitionRequestInfo request) {
if (mPipHandler.requestHasPipEnter(request) && mSplitHandler.isSplitScreenVisible()) {
ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TRANSITIONS, " Got a PiP-enter request while "
+ "Split-Screen is active, so treat it as Mixed.");
+ "Split-Screen is foreground, so treat it as Mixed.");
if (request.getRemoteTransition() != null) {
throw new IllegalStateException("Unexpected remote transition in"
+ "pip-enter-from-split request");
@@ -183,13 +183,13 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
mixed.mLeftoversHandler = handler.first;
mActiveTransitions.add(mixed);
return handler.second;
} else if (mSplitHandler.isSplitActive()
} else if (mSplitHandler.isSplitScreenVisible()
&& isOpeningType(request.getType())
&& request.getTriggerTask() != null
&& request.getTriggerTask().getWindowingMode() == WINDOWING_MODE_FULLSCREEN
&& request.getTriggerTask().getActivityType() == ACTIVITY_TYPE_HOME) {
ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TRANSITIONS, " Got a going-home request while "
+ "Split-Screen is active, so treat it as Mixed.");
+ "Split-Screen is foreground, so treat it as Mixed.");
Pair<Transitions.TransitionHandler, WindowContainerTransaction> handler =
mPlayer.dispatchRequest(transition, request, this);
if (handler == null) {
@@ -211,7 +211,7 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
@Override
public Transitions.TransitionHandler handleRecentsRequest(WindowContainerTransaction outWCT) {
if (mRecentsHandler != null && mSplitHandler.isSplitActive()) {
if (mRecentsHandler != null && mSplitHandler.isSplitScreenVisible()) {
return this;
}
return null;
@@ -219,9 +219,9 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
@Override
public void setRecentsTransition(IBinder transition) {
if (mSplitHandler.isSplitActive()) {
if (mSplitHandler.isSplitScreenVisible()) {
ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TRANSITIONS, " Got a recents request while "
+ "Split-Screen is active, so treat it as Mixed.");
+ "Split-Screen is foreground, so treat it as Mixed.");
final MixedTransition mixed = new MixedTransition(
MixedTransition.TYPE_RECENTS_DURING_SPLIT, transition);
mixed.mLeftoversHandler = mRecentsHandler;
@@ -351,7 +351,7 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
@NonNull SurfaceControl.Transaction finishTransaction,
@NonNull Transitions.TransitionFinishCallback finishCallback) {
ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TRANSITIONS, " Animating a mixed transition for "
+ "entering PIP while Split-Screen is active.");
+ "entering PIP while Split-Screen is foreground.");
TransitionInfo.Change pipChange = null;
TransitionInfo.Change wallpaper = null;
final TransitionInfo everythingElse = subCopy(info, TRANSIT_TO_BACK, true /* changes */);