private void MSMManage_Load(object sender, EventArgs e) { api = new SMSAPI(); api.ReceiveMessage += api_ReceiveMessage; api.ReceiveCallId += api_ReceiveCallId; Thread th = new Thread(() => { ms = new MSMListener(); //ms.Start(Test);//客户端发送消息后展示到窗体上 ms.Start(api.SendCNSM); }); th.TrySetApartmentState(ApartmentState.STA); th.Start(); }