1 files changed, 30 insertions, 0 deletions
diff --git a/core/java/android/window/CompatOnBackInvokedCallback.java b/core/java/android/window/CompatOnBackInvokedCallback.java
new file mode 100644
index 000000000000..81d7291d9f88
--- /dev/null
+++ b/core/java/android/window/CompatOnBackInvokedCallback.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.window;
+
+/**
+ * Marker interface for {@link OnBackInvokedCallback} used for backward compatibility between the
+ * new system back and the old back event dispatching. Callbacks implementing this interface are
+ * allowed to be registered even if <code>enableOnbackInvoked</code> is set to false in the
+ * application manifest.
+ * @hide
+ */
+public interface CompatOnBackInvokedCallback extends OnBackInvokedCallback{
+
+    @Override
+    void onBackInvoked();
+}