//接收数据
private void Com_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
if (PortConfig.serialPort1.IsOpen)
{
string backStr = PortConfig.serialPort1.ReadExisting();
if (backStr.Length < 30)
{
if (backStr.Trim() == "@")
{
Dispatcher.Invoke(new Action(() =>
{
CheckBtn.Background = System.Windows.Media.Brushes.Orange;
CheckBtn.Content = "正在设置数据";
}));
}
else if (backStr.Trim() == "S6")
{
Dispatcher.Invoke(new Action(() =>
{
CheckBtn.Content = "检测中......";
}));
}
}
if (backStr.Length > 30)
{
if (backStr.Substring(0, 1) == "{")
{
StudentCheckData data = new StudentCheckData
{
activityId = activityId,
studentId = stnId,
checkDate = DateTime.Now.ToString(),
jsonContent = backStr
};
bool isSave = dbUtill.SavaStudentCheckData(data);
if (isSave)
{
MessageBox.Show("检测完毕,请离开体测仪", "提示");
}
else
{
MessageBox.Show("保存失败,请离开体测仪", "提示");
}
Dispatcher.Invoke(new Action(() =>
{
CheckBtn.Content = "开始检测";
}));
}
}
}
else
{
MessageBox.Show("串口未打开", "提示");
}
}