52 lines
1.7 KiB
Java
52 lines
1.7 KiB
Java
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.media;
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import android.os.Handler;
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/**
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* Helper class {@link AudioTrack}, {@link AudioRecord}, {@link MediaPlayer} and {@link MediaRecorder}
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* to handle the forwarding of native events to the appropriate listener
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* (potentially) handled in a different thread.
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* @hide
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*/
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class NativeRoutingEventHandlerDelegate {
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private AudioRouting mAudioRouting;
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private AudioRouting.OnRoutingChangedListener mOnRoutingChangedListener;
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private Handler mHandler;
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NativeRoutingEventHandlerDelegate(final AudioRouting audioRouting,
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final AudioRouting.OnRoutingChangedListener listener, Handler handler) {
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mAudioRouting = audioRouting;
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mOnRoutingChangedListener = listener;
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mHandler = handler;
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}
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void notifyClient() {
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if (mHandler != null) {
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mHandler.post(new Runnable() {
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@Override
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public void run() {
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if (mOnRoutingChangedListener != null) {
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mOnRoutingChangedListener.onRoutingChanged(mAudioRouting);
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}
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}
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});
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}
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}
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}
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