private void panel2DMap_DragEnter(object sender, DragEventArgs e) { if (EditorActions.DragDropFileSupported(e, true)) { e.Effect = DragDropEffects.Copy; } else { e.Effect = DragDropEffects.None; } }
protected override void OnDragEnter(DragEventArgs e) { base.OnDragEnter(e); if (EditorActions.DragDropFileSupported(e)) { e.Effect = DragDropEffects.Move; } else { e.Effect = DragDropEffects.None; } }