android应用中怎么设置系统铃声与音量的大小

Android应用中怎么设置系统铃声与音量的大小？很多新手对此不是很清楚，为了帮助大家解决这个难题，下面小编将为大家详细讲解，有这方面需求的人可以来学习下，希望你能有所收获。

通过程序获取android系统手机的铃声和音量。同样，设置铃声和音量的方法也很简单！

设置音量的方法也很简单，AudioManager提供了方法：

public voidsetStreamVolume(intstreamType,intindex,intflags)

其中streamType有内置的常量，去文档里面就可以看到。

JAVA代码：

AudioManager mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);//通话音量int max = mAudioManager.getStreamMaxVolume( AudioManager.STREAM_VOICE_CALL );int current = mAudioManager.getStreamVolume( AudioManager.STREAM_VOICE_CALL );Log.d("ViocE_CALL", "max : " + max + " current : " + current);//系统音量max = mAudioManager.getStreamMaxVolume( AudioManager.STREAM_SYSTEM );current = mAudioManager.getStreamVolume( AudioManager.STREAM_SYSTEM );Log.d("SYSTEM", "max : " + max + " current : " + current);//铃声音量max = mAudioManager.getStreamMaxVolume( AudioManager.STREAM_RING );current = mAudioManager.getStreamVolume( AudioManager.STREAM_RING );Log.d("RING", "max : " + max + " current : " + current);//音乐音量max = mAudioManager.getStreamMaxVolume( AudioManager.STREAM_MUSIC );current = mAudioManager.getStreamVolume( AudioManager.STREAM_MUSIC );Log.d("MUSIC", "max : " + max + " current : " + current);//提示声音音量max = mAudioManager.getStreamMaxVolume( AudioManager.STREAM_ALARM );current = mAudioManager.getStreamVolume( AudioManager.STREAM_ALARM );Log.d("ALARM", "max : " + max + " current : " + current);