core/java/android/view/IWindowContainer.aidl

/*
 * Copyright (C) 2019 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.view;

import android.view.SurfaceControl;

/**
 * Interface for a window container to communicate with the window manager. This also acts as a
 * token.
 * @hide
 */
interface IWindowContainer {

    /**
     * Gets a persistent leash for this container or {@code null}.
     */
    SurfaceControl getLeash();
}