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Merge "Only set valid participant to parent in shell transitions" into tm-dev

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This commit is contained in:
Riddle Hsu
2022-03-23 06:25:22 +00:00
committed by Android (Google) Code Review
parent c57a1a7694 f39868b89d
commit 207a75d8d2
1 changed files with 11 additions and 12 deletions
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23
services/core/java/com/android/server/wm/Transition.java
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@@ -1135,7 +1135,6 @@ class Transition extends Binder implements BLASTSyncEngine.TransactionReadyListe
continue;
}
targets.add(wc);
targets.mValidParticipants.add(wc);
}
ProtoLog.v(ProtoLogGroup.WM_DEBUG_WINDOW_TRANSITIONS, " Initial targets: %s",
targets.mArray);
@@ -1153,15 +1152,17 @@ class Transition extends Binder implements BLASTSyncEngine.TransactionReadyListe
private static void populateParentChanges(Targets targets,
ArrayMap<WindowContainer, ChangeInfo> changes) {
final ArrayList<WindowContainer<?>> intermediates = new ArrayList<>();
for (int i = targets.mValidParticipants.size() - 1; i >= 0; --i) {
WindowContainer<?> wc = targets.mValidParticipants.get(i);
// Go up if the participant has been represented by its parent.
while (targets.mArray.indexOfValue(wc) < 0 && wc.getParent() != null) {
wc = wc.getParent();
}
// Make a copy to iterate because the original array may be modified.
final ArrayList<WindowContainer<?>> targetList = new ArrayList<>(targets.mArray.size());
for (int i = targets.mArray.size() - 1; i >= 0; --i) {
targetList.add(targets.mArray.valueAt(i));
}
for (int i = targetList.size() - 1; i >= 0; --i) {
final WindowContainer<?> wc = targetList.get(i);
// Wallpaper must belong to the top (regardless of how nested it is in DisplayAreas).
final boolean skipIntermediateReports = isWallpaper(wc);
intermediates.clear();
boolean foundParentInTargets = false;
// Collect the intermediate parents between target and top changed parent.
for (WindowContainer<?> p = wc.getParent(); p != null; p = p.getParent()) {
final ChangeInfo parentChange = changes.get(p);
@@ -1175,19 +1176,19 @@ class Transition extends Binder implements BLASTSyncEngine.TransactionReadyListe
// The chain above the parent was processed.
break;
}
if (targets.mValidParticipants.contains(p)) {
if (targetList.contains(p)) {
if (skipIntermediateReports) {
changes.get(wc).mParent = p;
} else {
intermediates.add(p);
}
// The parent reaches a participant.
foundParentInTargets = true;
break;
} else if (reportIfNotTop(p) && !skipIntermediateReports) {
intermediates.add(p);
}
}
if (intermediates.isEmpty()) continue;
if (!foundParentInTargets || intermediates.isEmpty()) continue;
// Add any always-report parents along the way.
changes.get(wc).mParent = intermediates.get(0);
for (int j = 0; j < intermediates.size() - 1; j++) {
@@ -1665,8 +1666,6 @@ class Transition extends Binder implements BLASTSyncEngine.TransactionReadyListe
private static class Targets {
/** All targets. Its keys (depth) are sorted in ascending order naturally. */
final SparseArray<WindowContainer<?>> mArray = new SparseArray<>();
/** The initial participants which have changes. */
final ArrayList<WindowContainer<?>> mValidParticipants = new ArrayList<>();
/** The targets which were represented by their parent. */
private ArrayList<WindowContainer<?>> mRemovedTargets;
private int mDepthFactor;