private void btn_connect_Click(object sender, EventArgs e)
{
try
{
if (serialPort1.IsOpen)
{
serialPort1.Close();
label_state_serial.Text = "串口状态：已断开";
btn_connect.Text = "连接串口";
comboBox_serialNumber.Enabled = true;
comboBox_baud.Enabled = true;
}
else
{
serialPort1.PortName = comboBox_serialNumber.SelectedItem.ToString();
serialPort1.Open();
label_state_serial.Text = "串口状态：已连接";
btn_connect.Text = "断开串口";
gsm = new GSM(serialPort1, interfaceUpdataHandle);
gsmSerialProcess = gsm.GsmSerialHandle;
comboBox_serialNumber.Enabled = false;
comboBox_baud.Enabled = false;
}
}catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
public GSM(SerialPort com, Form1.HandleInterfaceUpdataDelegate ui)
{
if (com == null || !com.IsOpen)
{
throw new Exception("GSM初始化出错：串口实例不可用");
}
else
{
serialPort = com;
//创建委托对象
gsmSerialHandle = new HandleSerialRecvDelegate(serialRecv);
//得到从主线程获得的更新UI的委托对象
updateMainUI = ui;
timer_message_out = new System.Timers.Timer(10000);
timer_message_out.AutoReset = false;
timer_message_out.Elapsed += timer_message_out_tick;
}
}