private void OnMicrophoneCheckBoxChecked(ExCommandParameter e)
        {
            string currentDeviceID = e.Parameter as string;

            DeviceMicrophoneList.FirstOrDefault(x => x.DevId == currentDeviceID).DevType = MediaDeviceType.Microphone;
            try
            {
                _nemo.ChooseMicrophoneDev(currentDeviceID);
            }
            catch
            {
                SetPopMessage("设备异常,请刷新重试!");
            }
        }
        private void OnMicrophoneCheckBoxClick(ExCommandParameter e)
        {
            string   currentDeviceID = e.Parameter as string;
            CheckBox sender          = e.Sender as CheckBox;

            if (DeviceMicrophoneList.Where(x => x.IsChecked == true).Count() < 1)
            {
                SetPopMessage("麦克风至少保持一个为开启状态!");
                DeviceMicrophoneList.FirstOrDefault(x => x.DevId == currentDeviceID).IsChecked = true;
                return;
            }
            else
            {
                SettingsDeviceListItemInfo device = DeviceMicrophoneList.FirstOrDefault(x => x.DevId != currentDeviceID && x.IsChecked);
                if (device != null)
                {
                    device.IsChecked = false;
                }
            }
        }
 /// <summary>
 /// 初始化麦克风设备列表
 /// </summary>
 /// <param name="devInfos"></param>
 /// <param name="selectedDevId"></param>
 private void InitMicrophoneDeviceList(SDKMediaDevInfo[] devInfos, string selectedDevId)
 {
     if (0 >= devInfos.Length)
     {
         return;
     }
     foreach (SDKMediaDevInfo devInfo in devInfos)
     {
         SettingsDeviceInfo info = new SettingsDeviceInfo();
         if (0 == string.CompareOrdinal(selectedDevId, devInfo.devId))
         {
             info.NemoDevInfoConverter(devInfo, MediaDeviceType.Microphone, true);
         }
         else
         {
             info.NemoDevInfoConverter(devInfo, MediaDeviceType.Microphone, false);
         }
         SettingsDeviceListItemInfo itemDev = new SettingsDeviceListItemInfo(info);
         DeviceMicrophoneList.Add(itemDev);
     }
     DeviceMicrophoneList = new ObservableCollection <SettingsDeviceListItemInfo>(DeviceMicrophoneList.OrderBy(x => x.DevName).ToList());
 }
        private void OnMicrophoneUnCheckBoxChecked(ExCommandParameter e)
        {
            string currentDeviceID = e.Parameter as string;

            DeviceMicrophoneList.FirstOrDefault(x => x.DevId == currentDeviceID).DevType = MediaDeviceType.None;
        }