41 lines
1.0 KiB
C#
41 lines
1.0 KiB
C#
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using System;
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using System.Linq;
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using System.Collections.Generic;
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using System.Windows.Forms;
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using System.Runtime.InteropServices;
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namespace DeiNiu.Wms.CE
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{
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static class Program
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{
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[DllImport("coredll.dll", EntryPoint = "FindWindow")]
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private extern static IntPtr FindWindow(string lpClassName, string lpWindowName);
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public static bool AppRunAlready(string appName)
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{
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IntPtr hDlg = IntPtr.Zero;
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hDlg = FindWindow(null, appName);
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if (hDlg != IntPtr.Zero) //如果程序已经启动
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return true;
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else
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return false;
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}
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/// <summary>
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/// 应用程序的主入主函数。
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/// </summary>
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[MTAThread]
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static void Main()
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{
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if (AppRunAlready("Login"))
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{
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MessageBox.Show("抱歉，W M S已启动，请关闭");
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Application.Exit();
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}
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else
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Application.Run(new login(false));
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}
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}
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}
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