//点击开始或停止采集按钮执行的操作
private void btn_Engage_Click(object sender, EventArgs e)
{
//判断串口已打开并且为开始采集状态
if (btn_Engage.Text == "开始采集" && ObjPort.IsOpen)
{
//开启定时器
TimerCollect.Interval = Convert.ToInt16(txt_Cycle.Text) * 1000;
TimerCollect.Start();
btn_Engage.Text = "停止采集";
}
else if (!ObjPort.IsOpen)
{
MessageBox.Show("串口未连接，请连接串口", "提示：");
}
else if (btn_Engage.Text == "停止采集")
{
//关闭定时器
TimerCollect.Stop();
btn_Engage.Text = "开始采集";
}
}
//点击连接或者断开串口按钮的操作
private void btn_Switch_Click(object sender, EventArgs e)
{
if (btn_Switch.Text == "连接")
{
//判断串口是否为断开状态
if (Start(false, cmb_PortName.SelectedItem.ToString(), cmb_BaudRate.SelectedItem.ToString()) == true)
{
btn_Switch.Text = "断开";
MessageBox.Show("连接成功", "提示：");
}
}
else if (btn_Switch.Text == "断开")
{
//判断串口是否为开启状态
if (Start(true, cmb_PortName.SelectedItem.ToString(), cmb_BaudRate.SelectedItem.ToString()) == true)
{
btn_Switch.Text = "连接";
TimerCollect.Stop();
btn_Engage.Text = "开始采集";
MessageBox.Show("断开成功", "提示：");
}
}
}
