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Commit 1fa46aaf authored by Riddle Hsu's avatar Riddle Hsu Committed by Automerger Merge Worker
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Merge "Validate visibility when finishing transition" into udc-dev am: 294f10bb 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22098842



Change-Id: I008e7c8f363b850fbe5befeadb88029e11634d4e
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents e0a826ba 294f10bb

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

+26 −0
Original line number Diff line number Diff line
@@ -1012,6 +1012,7 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener { 
            dc.removeImeSurfaceImmediately();

            dc.handleCompleteDeferredRemoval();

        }

        validateVisibility();



        mState = STATE_FINISHED;

        mController.mTransitionTracer.logState(this);
@@ -1920,6 +1921,7 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener { 
                change.setLastParent(info.mStartParent.mRemoteToken.toWindowContainerToken());

            }

            change.setMode(info.getTransitMode(target));

            info.mReadyMode = change.getMode();

            change.setStartAbsBounds(info.mAbsoluteBounds);

            change.setFlags(info.getChangeFlags(target));

            change.setDisplayId(info.mDisplayId, getDisplayId(target));
@@ -2177,6 +2179,26 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener { 
        return mainWin.getAttrs().rotationAnimation;

    }



    private void validateVisibility() {

        for (int i = mTargets.size() - 1; i >= 0; --i) {

            if (reduceMode(mTargets.get(i).mReadyMode) != TRANSIT_CLOSE) {

                return;

            }

        }

        // All modes are CLOSE. The surfaces may be hidden by the animation unexpectedly.

        // If the window container should be visible, then recover it.

        mController.mStateValidators.add(() -> {

            for (int i = mTargets.size() - 1; i >= 0; --i) {

                final ChangeInfo change = mTargets.get(i);

                if (!change.mContainer.isVisibleRequested()) continue;

                Slog.e(TAG, "Force show for visible " + change.mContainer

                        + " which may be hidden by transition unexpectedly");

                change.mContainer.getSyncTransaction().show(change.mContainer.mSurfaceControl);

                change.mContainer.scheduleAnimation();

            }

        });

    }



    /** Applies the new configuration for the changed displays. */

    void applyDisplayChangeIfNeeded() {

        for (int i = mParticipants.size() - 1; i >= 0; --i) {
@@ -2262,6 +2284,10 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener { 
        SurfaceControl mSnapshot;

        float mSnapshotLuma;



        /** The mode which is set when the transition is ready. */

        @TransitionInfo.TransitionMode

        int mReadyMode;



        ChangeInfo(@NonNull WindowContainer origState) {

            mContainer = origState;

            mVisible = origState.isVisibleRequested();