core/java/android/view/IPinnedStackController.aidl

/**
 * Copyright (c) 2016, 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;

/**
 * An interface to the PinnedStackController to update it of state changes, and to query
 * information based on the current state.
 *
 * @hide
 */
interface IPinnedStackController {

    /**
     * Notifies the controller that the PiP is currently minimized.
     */
    oneway void setIsMinimized(boolean isMinimized);

    /**
     * Notifies the controller of the current min edge size, this is needed to allow the system to
     * properly calculate the aspect ratio of the expanded PIP.  The given {@param minEdgeSize} is
     * always bounded to be larger than the default minEdgeSize, so the caller can call this method
     * with 0 to reset to the default size.
     */
    oneway void setMinEdgeSize(int minEdgeSize);

    /**
     * @return what WM considers to be the current device rotation.
     */
    int getDisplayRotation();
}