private async void btnConnect(object sender, RoutedEventArgs e)
        {
            websocketor.WebSocketPush -= this.handleWebsocketMessage;
            websocketor.WebSocketPush += this.handleWebsocketMessage;
            await websocketor.ConnectAsync();

            Console.WriteLine("连接成功");
        }
        private async void btnConnect(object sender, RoutedEventArgs e)
        {
            Button btn  = (Button)sender;
            string text = btn.Content.ToString();

            websocketor.WebSocketPush -= this.handleWebsocketMessage;
            websocketor.WebSocketPush += this.handleWebsocketMessage;
            await websocketor.ConnectAsync(text);

            handleWebsocketMessage("连接成功");
        }