diff --git a/core/java/android/view/SurfaceControl.java b/core/java/android/view/SurfaceControl.java index e751720b7f5db..904d7c82959b7 100644 --- a/core/java/android/view/SurfaceControl.java +++ b/core/java/android/view/SurfaceControl.java @@ -254,6 +254,7 @@ public final class SurfaceControl implements Parcelable { private static native int nativeGetLayerId(long nativeObject); private static native void nativeAddTransactionCommittedListener(long nativeObject, TransactionCommittedListener listener); + private static native void nativeSanitize(long transactionObject); /** * Transforms that can be applied to buffers as they are displayed to a window. @@ -3699,6 +3700,13 @@ public final class SurfaceControl implements Parcelable { return this; } + /** + * @hide + */ + public void sanitize() { + nativeSanitize(mNativeObject); + } + /** * Merge the other transaction into this transaction, clearing the * other transaction as if it had been applied. diff --git a/core/jni/android_view_SurfaceControl.cpp b/core/jni/android_view_SurfaceControl.cpp index d5470cc5a8887..a8cf2536341ba 100644 --- a/core/jni/android_view_SurfaceControl.cpp +++ b/core/jni/android_view_SurfaceControl.cpp @@ -953,6 +953,11 @@ static void nativeSetDropInputMode(JNIEnv* env, jclass clazz, jlong transactionO transaction->setDropInputMode(ctrl, static_cast(mode)); } +static void nativeSanitize(JNIEnv* env, jclass clazz, jlong transactionObj) { + auto transaction = reinterpret_cast(transactionObj); + transaction->sanitize(); +} + static jlongArray nativeGetPhysicalDisplayIds(JNIEnv* env, jclass clazz) { const auto displayIds = SurfaceComposerClient::getPhysicalDisplayIds(); jlongArray array = env->NewLongArray(displayIds.size()); @@ -2134,6 +2139,8 @@ static const JNINativeMethod sSurfaceControlMethods[] = { (void*)nativeSetDropInputMode }, {"nativeAddTransactionCommittedListener", "(JLandroid/view/TransactionCommittedListener;)V", (void*) nativeAddTransactionCommittedListener }, + {"nativeSanitize", "(J)V", + (void*) nativeSanitize } // clang-format on }; diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java index 6e20fcedad868..71a24d7cf9f17 100644 --- a/services/core/java/com/android/server/wm/WindowManagerService.java +++ b/services/core/java/com/android/server/wm/WindowManagerService.java @@ -2622,6 +2622,10 @@ public class WindowManagerService extends IWindowManager.Stub void finishDrawingWindow(Session session, IWindow client, @Nullable SurfaceControl.Transaction postDrawTransaction) { + if (postDrawTransaction != null) { + postDrawTransaction.sanitize(); + } + final long origId = Binder.clearCallingIdentity(); try { synchronized (mGlobalLock) {