update

ScadaTool/ViewModel/MainViewModel.cs

@@ -63,9 +63,10 @@ namespace ScadaTool.ViewModel
             });
 
             // 服务
+            var isTrue = true;
             StartServiceCommand = new RelayCommand((_) =>
             {
-                return true;
+                return isTrue;
             }, (_) =>
             {
                 string result = GoCSharpHelper.Instance().GoStringToCSharpString(run());
@@ -73,6 +74,7 @@ namespace ScadaTool.ViewModel
                 {
                     MessageBox.Show("服务启动\n" + result);
                     icoPath = "Resources/icon.ico";
+                    isTrue = false;
                     timer.Dispose();
                 }
                 else
@@ -82,16 +84,16 @@ namespace ScadaTool.ViewModel
             });
             #endregion
 
-            
         }
 
+        #region Go
         /// <summary>
         /// 引入Go项目库
         /// </summary>
         /// <returns></returns>
         [DllImport("scadatool_go.dll", EntryPoint = "run")]
         extern static GoString run();
-
+        #endregion
 
         #region 属性
         private string mToolTip = "服务未启动";