feat: 优化初始化缓存及控件功能

2026-08-14 20:33:43 +08:00
parent 222ae3c08a
commit f665688d0b
27 changed files with 505 additions and 106 deletions
@@ -24,8 +24,9 @@ namespace Lskj.Control.Model
    /// <summary>
    /// 表格拖拽到树结构
    /// </summary>
-    public class GridDragTree
+    public class GridDragTree : IDisposable
    {
+        private bool _disposed;
        /// <summary>
        /// 拖动位置
        /// </summary>
@@ -59,6 +60,46 @@ namespace Lskj.Control.Model
            this._treeView.AllowDrop = true;
            this._treeView.DragOver += new DragEventHandler(treeView_DragOver);
            this._treeView.DragDrop += new DragEventHandler(treeView_DragDrop);
+            if (this._gridView.GridControl != null)
+            {
+                this._gridView.GridControl.Disposed += OnOwnerDisposed;
+            }
+            this._treeView.Disposed += OnOwnerDisposed;
+        }
+
+        private void OnOwnerDisposed(object sender, EventArgs e)
+        {
+            Dispose();
+        }
+
+        /// <summary>
+        /// 模块关闭时解除源表格和目标树的拖拽事件。
+        /// </summary>
+        public void Dispose()
+        {
+            if (_disposed) return;
+            _disposed = true;
+
+            if (_gridView != null)
+            {
+                _gridView.MouseDown -= gridView_MouseDown;
+                _gridView.MouseMove -= gridView_MouseMove;
+                if (_gridView.GridControl != null)
+                {
+                    _gridView.GridControl.Disposed -= OnOwnerDisposed;
+                }
+            }
+            if (_treeView != null)
+            {
+                _treeView.DragOver -= treeView_DragOver;
+                _treeView.DragDrop -= treeView_DragDrop;
+                _treeView.Disposed -= OnOwnerDisposed;
+            }
+
+            OnDragComplete = null;
+            _hitInfo = null;
+            _gridView = null;
+            _treeView = null;
        }