DIspose添加

TestingModule/ViewModels/CommandTreeViewModel.cs

@@ -24,7 +24,7 @@ using NLog;
 
 namespace TestingModule.ViewModels
 {
-    public class CommandTreeViewModel:NavigateViewModelBase
+    public class CommandTreeViewModel:NavigateViewModelBase,IDisposable
     {
         #region 属性
         private string _SearchText;
@@ -108,7 +108,25 @@ namespace TestingModule.ViewModels
             ReloadCommand = new DelegateCommand(Reload);
         }
 
-
+        public void Dispose()
+        {
+            try
+            {
+                _ScopedContext = null!;
+                InstructionTree?.Clear();
+                SubPrograms?.Clear();
+                TreeNodeMap?.Clear();
+                XmlDocumentCache?.Clear();
+                InstructionTree = null!;
+                SubPrograms = null!;
+                TreeNodeMap = null!;
+                XmlDocumentCache = null!;
+            }
+            catch (Exception ex)
+            {
+                LoggerHelper.Error($"清理指令树缓存失败: {ex.Message}");
+            }
+        }
         #region 委托命令
         private void Reload()
         {
@@ -584,6 +602,8 @@ namespace TestingModule.ViewModels
             }
         }
 
+        
+
         #endregion
 
     }