Program.cs
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using ConfigHelper;
using log4net.Config;
using OnlineStore.Common;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace TheMachine
{
static class Program
{
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
//var x = new byte[] { 0x02, 0x41, 0x62, 0x2B, 0x30, 0x30, 0x31, 0x2E, 0x30, 0x30, 0x30, 0x32, 0x37, 0x03 };
//01仪表发送的毛重消息为02 41 62 2B 30 30 31 2E 30 30 30 32 37 03。
//2B 30 30 31 2E 30 30 30位具体的毛重数据，转换为ASCII码为 +001.000;
//32H为校验码高位，37H为校验码低位，03H为结束符；
//var datatxt = System.Text.Encoding.ASCII.GetString(x);
//datatxt = datatxt.Substring(3, 8);
//double.TryParse(datatxt, out double value);
//Console.WriteLine(value);
_ = new Mutex(true, Application.ProductName, out bool ret);
if (!ret)
{
IntPtr formhwnd = FindWindow(null, Config.Get(Setting_Init.App_Title));
ShowWindow(formhwnd, SW_RESTORE);
SwitchToThisWindow(formhwnd, true);
//MessageBox.Show("该程序已经启动", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
Environment.CurrentDirectory = Application.StartupPath;
XmlConfigurator.Configure();
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new Form1());
}
#region Win32函数的声明
/// <summary>
/// 找到某个窗口与给出的类别名和窗口名相同窗口
/// </summary>
/// <param name="lpClassName">类别名</param>
/// <param name="lpWindowName">窗口名</param>
/// <returns>成功找到返回窗口句柄,否则返回null</returns>
[DllImport("user32.dll")]
public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
/// <summary>
/// 切换到窗口并把窗口设入前台,类似 SetForegroundWindow方法的功能
/// </summary>
/// <param name="hWnd">窗口句柄</param>
/// <param name="fAltTab">True代表窗口正在通过Alt/Ctrl +Tab被切换</param>
[DllImport("user32.dll ", SetLastError = true)]
static extern void SwitchToThisWindow(IntPtr hWnd, bool fAltTab);
/// <summary>
/// 设置窗口的显示状态
/// </summary>
/// <param name="hWnd">窗口句柄</param>
/// <param name="cmdShow">指示窗口如何被显示</param>
/// <returns>如果窗体之前是可见，返回值为非零；如果窗体之前被隐藏，返回值为零</returns>
[DllImport("user32.dll", EntryPoint = "ShowWindow", CharSet = CharSet.Auto)]
public static extern int ShowWindow(IntPtr hwnd, int nCmdShow);
public const int SW_RESTORE = 9;
#endregion
}
}