/** 获取音乐状态 */
 private void getstate() {
   LogManager.e("request state and volume");
   mWifiCRUDForMusic.playState(
       new ResultForMusicListener() {
         @Override
         public void onResult(String errorCode, List<WifiMusicInfo> infos) {
           if (infos != null) {
             LogManager.e(
                 "state and volume result errorCode :"
                     + errorCode
                     + "data:"
                     + new Gson().toJson(infos));
           } else {
             LogManager.e("state and volume result errorCode :" + errorCode + "data:" + infos);
           }
           if (WifiCRUDUtil.isSuccess(errorCode) && infos != null && !infos.isEmpty()) {
             Message msg = new Message();
             msg.obj = infos.get(0);
             msg.what = HANDLE_GET_STATE_SUCCESS;
             mHandler.sendMessage(msg);
           } else {
             mHandler.sendEmptyMessage(HANDLE_GET_STATE_FAIL);
           }
         }
       });
 }
 private void handleResult(String errorCode, List<WifiMusicInfo> infos) {
   LogManager.e("音乐操作结果errorCode:" + errorCode);
   if (!WifiCRUDUtil.isSuccessAll(errorCode)) {
     mHandler.sendEmptyMessage(HANDLE_OPERATION_FAIL);
   }
 }
 protected void updateView(WifiMusicInfo info) {
   currMusicInfo = info;
   if (System.currentTimeMillis() - collectTime > changeButtonStateDelayed) {
     if (currMusicInfo.is_isCollected()) {
       goodMusicBtn.setImageResource(R.drawable.player_good_music_pressed);
     } else {
       goodMusicBtn.setImageResource(R.drawable.player_good_music_selector);
     }
   }
   String currState = info.getPlayStatus();
   if (MUSIC_STATE_DLAN.equals(currState)) {
     isDlanPlay = true;
     music_player_dlan.setVisibility(View.VISIBLE);
     music_player_normal.setVisibility(View.GONE);
   } else {
     isDlanPlay = false;
     music_player_dlan.setVisibility(View.GONE);
     music_player_normal.setVisibility(View.VISIBLE);
     String currMusicName = info.getName() != null ? info.getName() : "";
     String currSinger = info.getAuthor() != null ? info.getAuthor() : "";
     int currVolume = info.getMusicCurrVolume() - 1;
     int maxVolume = info.getMusicMaxVolume() - 1;
     LogManager.e("volume :" + currVolume + "," + maxVolume);
     if (maxVolume != seekBar.getMax()) {
       seekBar.setMax(maxVolume);
     }
     if (System.currentTimeMillis() - volumeChangeTime > changeButtonStateDelayed) {
       if (currVolume != seekBar.getProgress()) {
         seekBar.setTag("unchange");
         seekBar.setProgress(currVolume);
       }
     }
     if (!isOperateButton) {
       if (MUSIC_STATE_STOP.equals(currState) || MUSIC_STATE_PAUSE.equals(currState)) {
         if (!"".equals(getPrefString(KeyList.PKEY_SELECT_MUSIC_ID))) {
           setPrefString(KeyList.PKEY_SELECT_MUSIC_ID, "");
         }
         playerRoundIv.pauseRound();
         playerOperate.release();
         playOrPause.setBackgroundResource(R.drawable.player_play_btn_selector);
       } else if (MUSIC_STATE_PLAYING.equals(currState)) {
         if (info.getMusicId() != null
             && !info.getMusicId().equals(getPrefString(KeyList.PKEY_SELECT_MUSIC_ID))) {
           setPrefString(KeyList.PKEY_SELECT_MUSIC_ID, info.getMusicId());
         }
         playerOperate.startRound();
         playerRoundIv.startRound();
         playOrPause.setBackgroundResource(R.drawable.player_pause_btn_selector);
       }
     }
     // }
     if (!currMusicName.equals(musicName)) {
       playerMainLayout.setBackgroundDrawable(getBgRandom(playerMainLayout));
       songTv.setText(currMusicName);
     }
     if (!currSinger.equals(singer)) {
       singerTv.setText(currSinger);
     }
     musicName = currMusicName;
     singer = currSinger;
   }
 }