mes-client/UAS_MES_JH/FunctionCode/SystemSetting/SystemSetting_ScaleTest.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.IO.Ports;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Windows.Forms;
using UAS_MES_NEW.DataOperate;
using UAS_MES_NEW.Entity;
using UAS_MES_NEW.PublicMethod;

namespace UAS_MES_NEW.SystemSetting
{
    public partial class SystemSetting_ScaleTest : Form
    {

        Thread thread;

        bool ReadData = true;

        SerialPort serialPort1 = new SerialPort();
        Regex re = new Regex("\\d+.\\d+\\w+");

        public SystemSetting_ScaleTest()
        {
            InitializeComponent();
        }

        private void SystemSetting_ScaleTest_Load(object sender, EventArgs e)
        {
            CheckForIllegalCrossThreadCalls = false;
            ComList.Text = BaseUtil.GetCacheData("PortName").ToString();
            BaudRate.Text = BaseUtil.GetCacheData("BaudRate").ToString();
        }

        private void StartTest_Click(object sender, EventArgs e)
        {
            using (SerialPort port = new SerialPort(ComList.Text, 9600, Parity.None, 8, StopBits.One))
            {
                try
                {
                    port.Open();
                    MessageBox.Show("串口打开成功！");
                    port.Close();
                }
                catch (Exception ex)
                {
                    MessageBox.Show($"失败: {ex.Message}");
                }
            }
            //if (this.ComList.Text == "")
            //{
            //    MessageBox.Show("端口号不可为空");
            //    return;
            //}
            //if (this.BaudRate.Text == "")
            //{
            //    MessageBox.Show("波特率不可为空");
            //    return;
            //}
            //thread = new Thread(GetSerialData);
            //try
            //{
            //    ReadData = true;
            //    serialPort1.PortName = "COM3";      // 确保是存在的端口
            //    serialPort1.BaudRate = 9600;        // 必须与设备一致
            //    serialPort1.DataBits = 8;           // 通常为8
            //    serialPort1.Parity = Parity.None;   // 通常为None
            //    serialPort1.StopBits = StopBits.One; // 通常为1
            //    serialPort1.Handshake = Handshake.None; // 通常为None
            //    BaseUtil.SetCacheData("PortName", this.ComList.Text);
            //    BaseUtil.SetCacheData("BaudRate", BaudRate.Text);
            //    serialPort1.Open();
            //    thread.Start();
            //}
            //catch (Exception mes) { MessageBox.Show(mes.Message + mes.StackTrace); }
        }

        private void GetSerialData()
        {
            if (serialPort1.IsOpen)
            {
                if (!SystemInf.OpenPort.Contains(serialPort1.PortName))
                {
                    SystemInf.OpenPort.Add(serialPort1.PortName);
                    try
                    {
                        while (ReadData)
                        {
                            try
                            {
                                Weight.Text = re.Match(serialPort1.ReadLine().Trim()).Groups[0].Value.Replace("kg","");
                            }
                            catch (Exception)
                            {
                                ReadData = false;
                            }
                        }
                    }
                    catch (IOException ex) { MessageBox.Show(ex.Message); }
                }
                else
                    MessageBox.Show("端口已被占用，请关闭其他窗口");
            }
        }

        private void SystemSetting_ScaleTest_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (serialPort1.IsOpen)
            {
                ReadData = false;
                serialPort1.Close();
                SystemInf.OpenPort.Remove(serialPort1.PortName);
                thread.Interrupt();
            }
            //thread.Abort();
        }

        private void StopTest_Click(object sender, EventArgs e)
        {
            if (serialPort1.IsOpen)
            {
                ReadData = false;
                serialPort1.Close();
                SystemInf.OpenPort.Remove(serialPort1.PortName);
                thread.Abort();
            }
        }
    }
}