private void clearDrag()
{
if (ndDrop != null)
{
ndDrop.BackColor = System.Drawing.Color.White;
ndDrop = null;
}
dragData = null;
}
private void treeView1_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e)
{
if ((e.Button & MouseButtons.Left) == MouseButtons.Left && bMouseDown)
{
bMouseDown = false;
//start drag group for re-grouping
System.Drawing.Point pt = new System.Drawing.Point(e.X, e.Y);
TableNode nd = (TableNode)treeView1.GetNodeAt(pt);
if (nd != null)
{
treeView1.SelectedNode = nd;
dragData = new clsDragTableData();
dragData.objNode = nd;
System.Windows.Forms.DragDropEffects ret = treeView1.DoDragDrop(dragData, System.Windows.Forms.DragDropEffects.All);
if (ret == System.Windows.Forms.DragDropEffects.Move)
{
}
}
}
}