Thanks Clay Burch Its Working Fine ....
>Try handling the TableControlCellClick event and conditionally showing your contextmenu there.
>
>private void gridGroupingControl1_TableControlCellClick(object sender, GridTableControlCellClickEventArgs e)
>{
> if(e.Inner.MouseEventArgs.Button == MouseButtons.Right
> && e.TableControl.TableDescriptor.Name == "ChildTable")
> {
> this.contextMenu1.Show(this.gridGroupingControl1, this.gridGroupingControl1.PointToClient(Control.MousePosition));
> }
>}
>