services/java/com/android/server/display/DisplayTransactionListener.java

/*
 * Copyright (C) 2012 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 com.android.server.display;

/**
 * Called within a Surface transaction whenever the size or orientation of a
 * display may have changed.  Provides an opportunity for the client to
 * update the position of its surfaces as part of the same transaction.
 */
public interface DisplayTransactionListener {
    void onDisplayTransaction();
}