AudioBecomingNoisyReceiver.java

/*   
 * Copyright (C) 2011 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.lq.receiver;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;

import com.lq.service.MusicService;

/**
 * Receives broadcasted intents. In particular, we are interested in the
 * android.media.AUDIO_BECOMING_NOISY intent, which is broadcast, for example,
 * when the user disconnects the headphones. This class works because we are
 * declaring it in a <receiver> tag in AndroidManifest.xml.
 */
public class AudioBecomingNoisyReceiver extends BroadcastReceiver {
	@Override
	public void onReceive(Context ctx, Intent intent) {
		if (intent.getAction().equals(
				android.media.AudioManager.ACTION_AUDIO_BECOMING_NOISY)) {
			// 通知音乐播放服务暂停音乐播放
			ctx.startService(new Intent(MusicService.ACTION_PAUSE));
		}
	}
}