Panel_DragDrop
C#
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I want to move a Panel from GroupBox1 to GroupBox2. Please repair my code: private void panel1_DragDrop(object sender, DragEventArgs e) { Panel a = (Panel)e.Data.GetData(typeof(Panel)); e.Effect = e.AllowedEffect; a.Location = new Point(e.X, e.Y); } private void panel1_MouseDown(object sender, MouseEventArgs e) { Panel p = (Panel)sender; if (e.Button == MouseButtons.Left) DoDragDrop(p, DragDropEffects.Copy); } private void panel1_DragEnter(object sender, DragEventArgs e) { if (e.Data.GetDataPresent(typeof(Panel))) { e.Effect = DragDropEffects.Copy; } else { e.Effect = DragDropEffects.None; } } Thanks.