AGS.Editor.SpriteSelector.folderList_DragOver C# (CSharp) Метод

        private void folderList_DragOver(object sender, DragEventArgs e)
        {
            TreeNode target;

            if (e.Data.GetDataPresent(typeof(SpriteManagerDragDropData)))
            {
                target = GetMouseOverTreeNode(e.X, e.Y);
                SetFolderListDropHighlight(target);
                if (target != null)
                {
                    target.Expand();
                    e.Effect = DragDropEffects.Move;
                }
                else
                {
                    e.Effect = DragDropEffects.None;
                }
            }
        }