DragDrop

最新推荐文章于 2025-03-28 10:33:19 发布

原创最新推荐文章于 2025-03-28 10:33:19 发布 · 285 阅读

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CC 4.0 BY-SA版权

文章标签：

#textbox #object

send:

private void treeView1_DragEnter(object sender, DragEventArgs e)
{

TreeNode MoveItem = e.Data.GetData(typeof(TreeNode)) as TreeNode;

            if (MoveItem.Nodes.Count <= 0)
            {
                e.Effect = DragDropEffects.Move;
                textBox1.AllowDrop = true;
            }
            else
            {
                e.Effect = DragDropEffects.None;
                textBox1.AllowDrop = false;
            }

}

private void treeView1_ItemDrag(object sender, ItemDragEventArgs e)
        {
            DoDragDrop(e.Item, DragDropEffects.Move);
        }

rec:

        private void textBox1_DragEnter(object sender, DragEventArgs e)
        {
            e.Effect = DragDropEffects.Move;
        }

        private void textBox1_DragDrop(object sender, DragEventArgs e)
        {
            TreeNode MoveItem = e.Data.GetData(typeof(TreeNode)) as TreeNode;
            textBox1.Text += MoveItem.Text+"-----";
        }