fix(legacy): finalize hosted module lifecycle cleanup

插件库/Lskj.Control/GridControlEx.cs

@@ -631,7 +631,15 @@ namespace Lskj.Control
 
         internal void ReleaseResourcesForDispose()
         {
-            DisposeGridResources();
+            // 模块级清理只解除事件和菜单引用。GridControl/GridView 的生命周期
+            // 由真正的 WinForms 父容器负责，并在 Dispose(bool) 中统一结束。
+            DetachGridViewEventHandlers();
+            if (gridViewRightMenu != null)
+            {
+                gridViewRightMenu.ReleaseResourcesForDispose();
+                gridViewRightMenu = null;
+            }
+            ParentControl = null;
         }
 
         private void DetachGridViewEventHandlers()
@@ -658,6 +666,13 @@ namespace Lskj.Control
             gridView.ShowFilterPopupCheckedListBox -= OnShowFilterPopupCheckedListBox;
             gridView.DataSourceChanged -= OnGridDataSourceChanged;
             gridView.RowCellStyle -= GridView_RowCellStyle;
+            // These handlers are attached dynamically by SetGridRowColors and
+            // AddHeadquarters. They are not part of the constructor hookup, so
+            // removing only the static handlers above leaves a GridView event
+            // delegate rooted to this GridControlEx after module close.
+            gridView.RowCellStyle -= OnGridViewRowCellStyle;
+            gridView.RowStyle -= OnGridViewRowStyle;
+            gridView.CellValueChanged -= onCellValueChanged;
             gridView.CustomRowFilter -= GridView_CustomRowFilter;
             gridView.EndGrouping -= GridView_EndGrouping;
             gridView.ShowingEditor -= GridView_ShowingEditor;
@@ -735,6 +750,52 @@ namespace Lskj.Control
                 customFont.Dispose();
                 customFont = null;
             }
+
+            // Dispose 完成后，包装对象不应继续保留已释放的 DevExpress 控件、
+            // 数据表和模块字典。尤其是左右联动事件链仍可能短暂持有包装对象，
+            // 这里主动断开引用可以避免已关闭页签继续保留整棵控件对象图。
+            gridView = null;
+            gridControl = null;
+            GridRowColorsTable = null;
+            ChartTable = null;
+            rightMenuButtonTable = null;
+            InitGridColumsTab = null;
+            ModuleEnclosure?.Clear();
+            ModuleEnclosure = null;
+            mControlSourceDic?.Clear();
+            mControlSourceDic = null;
+            mControlList?.Clear();
+            mControlList = null;
+            ColumnList?.Clear();
+            ColumnList = null;
+            AutoPadDataReleColList?.Clear();
+            AutoPadDataReleColList = null;
+            ImageList?.Clear();
+            ImageList = null;
+            RepeatedVerificationNames?.Clear();
+            RepeatedVerificationNames = null;
+            PromptMessage?.Clear();
+            PromptMessage = null;
+            _CheckedList?.Clear();
+            _CheckedList = null;
+            modifyThePosition?.Clear();
+            modifyThePosition = null;
+            ColumnsList?.Clear();
+            ColumnsList = null;
+            SelectedDataSource?.Clear();
+            SelectedDataSource = null;
+            ProgressBarColumn?.Clear();
+            ProgressBarColumn = null;
+            ManuallyAddData?.Clear();
+            ManuallyAddData = null;
+            FrozenColumns = null;
+            CurrentOperGridView = null;
+            CurrentOperModel = null;
+            HeaderColumnSift = null;
+            sumPanel = null;
+            PopupEdit = null;
+            CustomGroupBandEx = null;
+            CustomGroupTreeBandEx = null;
         }
 
         private void PrepareForColumnRebuild()
@@ -3825,7 +3886,7 @@ namespace Lskj.Control
                     DllName = "",
                     Id = this.Model.ModuleCode,
                     Name = this.Model.FormText,
-                    BeforePage = ERPInfo.Instance.PageControl.SelectedTabPage
+                    BeforePage = ERPInfo.Instance.CurrentModulePage
                 };
                 module.ModuleForm = frmGridSift;
                 string guid = Guid.NewGuid().ToString();
@@ -3842,8 +3903,8 @@ namespace Lskj.Control
                 tp.Controls.Add(frmGridSift);
                 tp.ShowCloseButton = DefaultBoolean.True;
                 tp.Dock = DockStyle.Fill;
-                ERPInfo.Instance.PageControl.TabPages.Add(tp);
-                ERPInfo.Instance.PageControl.SelectedTabPage = tp;
+                ERPInfo.Instance.AddModulePage(tp);
+                ERPInfo.Instance.CurrentModulePage = tp;
                 ERPInfo.Instance.ModuleForms.Add(guid, module);
                 frmGridSift.Show();
             }