private System.Drawing.Size CalcDetailViewSize()
        {
            ColumnViewInfo viewInfo = DetailView.GetViewInfo() as ColumnViewInfo;
            Rectangle      rect     = new Rectangle(0, 0, view.GridControl.ClientSize.Width, DetailView.DetailHeight);

            rect.Height = viewInfo.CalcRealViewHeight(rect, true) + 5;
            return(rect.Size);
        }