增加只能打开单个应用程序

Rs.SkyLine/Program.cs

@@ -26,7 +26,15 @@ namespace Rs.MotionPlat
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
             //Application.Run(new FormIO2());
-            Application.Run(new Home());
+            if (System.Diagnostics.Process.GetProcessesByName(System.Diagnostics.Process.GetCurrentProcess().ProcessName).Length > 1)
+            {
+                Msg.ShowInfo("Anther application is running");
+            }
+            else
+            {
+                Application.Run(new Home());
+            }
+            
         }
     }
 }