private bool _Inited = false; //窗体是否已进行初始化了
#endregion
#region 回调事件
/// <summary>
/// 设备离线事件
/// </summary>
/// <param name="lLoginID"></param>
/// <param name="pchDVRIP"></param>
/// <param name="nDVRPort"></param>
/// <param name="dwUser"></param>
private void DisConnectEvent(int lLoginID, StringBuilder pchDVRIP, int nDVRPort, IntPtr dwUser)
{
CarPlateDevice device = _Devices.SingleOrDefault(d => d.m_nLoginID == lLoginID);
if (device != null)
{
//设备离线消息；设备非正常关机，SDK可以检测到；需要取消订阅,当重新在线消息时，再发起订阅事件
if (device.m_nRealLoadPic != 0)
{
DHClient.DHStopLoadPic(device.m_nRealLoadPic);
device.m_nRealLoadPic = 0;
}
device.State = 2;
}
}
