查找已播放的铃声
[英]Finding already playing ringtone
问题描述
How can I find whether ringtone is already playing? 
如何查找铃声是否已经在播放？ If it is already playing then do not play it again. 如果已经在播放，则不要再播放。
1 个解决方案
解决方案1
1 已采纳 2012-05-13 05:58:14
You can use: 您可以使用：
Uri ringtoneUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
Ringtone ringtone = RingtoneManager.getRingtone(this, ringtoneUri);
And check whether ringtone is null or not and make decision accordingly. 并检查铃声是否为空 ，并据此做出决定。
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