android的消息提示（震动与提示音）

最新推荐文章于 2025-06-02 16:11:22 发布

转载最新推荐文章于 2025-06-02 16:11:22 发布 · 287 阅读

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原文链接：http://www.cnblogs.com/tangZH/p/6127464.html

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#移动开发

本文介绍了一种在Android应用中实现消息通知时的震动和播放提示音的方法。通过获取系统的AudioManager和Vibrator服务，可以控制设备的音频模式和震动模式。代码实现了检查静音模式、设置震动模式及播放预设的通知铃声等功能。

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 protected AudioManager audioManager;
 protected Vibrator vibrator;

 audioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE); //此方法是由Context调用的
 vibrator = (Vibrator)getSystemService(Context.VIBRATOR_SERVICE);  //同上

 /**
     * vibrate and  play tone
     */
    public void vibrateAndPlayTone(EMMessage message) {
     if (System.currentTimeMillis() - lastNotifiyTime < 1000) {
            // received new messages within 2 seconds, skip play ringtone
            return;
        }
        
        try {
            lastNotifiyTime = System.currentTimeMillis();
            
            // check if in silent mode
            if (audioManager.getRingerMode() == AudioManager.RINGER_MODE_SILENT) 
            {
                 Log.e("TAG","已经调成静音");
                 return;
            }
            long[] pattern = new long[] { 0, 180, 80, 120 };
            vibrator.vibrate(pattern, -1);  //震动

            if (ringtone == null) {
                 Uri notificationUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);

                 ringtone = RingtoneManager.getRingtone(appContext, notificationUri);
                 if (ringtone == null) {
                     Log.d(TAG, "cant find ringtone at:" + notificationUri.getPath());
                     return;
                 }
             }
                
                
              if (!ringtone.isPlaying()) {
                  //String vendor = Build.MANUFACTURER;
                    
                  ringtone.play();
                    // for samsung S3, we meet a bug that the phone will
                    // continue ringtone without stop
                    // so add below special handler to stop it after 3s if
                    // needed
                  if (vendor != null && vendor.toLowerCase().contains("samsung")) {
                      Thread ctlThread = new Thread() {
                          public void run() {
                              try {
                                  Thread.sleep(3000);
                                  if (ringtone.isPlaying()) {
                                      ringtone.stop();
                                  }
                              } catch (Exception e) {
                              }
                          }
                      };
                      ctlThread.run();
              }
           
      } catch (Exception e) {
          e.printStackTrace();
      }
  }