10.20PLC+相机2.3视觉修改

Check.Main/Program.cs

@@ -0,0 +1,28 @@
+using System.Diagnostics;
+
+namespace Check.Main
+{
+    internal static class Program
+    {
+        /// <summary>
+        ///  The main entry point for the application.
+        /// </summary>
+        [STAThread]
+        static void Main()
+        {
+            var current = Process.GetCurrentProcess();
+            var others = Process.GetProcessesByName(current.ProcessName)
+                                .Where(p => p.Id != current.Id);
+            if (others.Any())
+            {
+                MessageBox.Show("<22><><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD><D8B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<22><>ʾ",
+                                MessageBoxButtons.OK, MessageBoxIcon.Information);
+                return;
+            }
+            // To customize application configuration such as set high DPI settings or default font,
+            // see https://aka.ms/applicationconfiguration.
+            ApplicationConfiguration.Initialize();
+            Application.Run(new FrmMain());
+        }
+    }
+}