example Tab

        public DevExpress.XtraTab.XtraTabPage NewTab(Sheet sheet)
        {
            DevExpress.XtraTab.XtraTabPage tab = new DevExpress.XtraTab.XtraTabPage();
            TabVersion component = new TabVersion(sheet);
            component.Name = "TabVersion" + sheet.Name;
            component.Size = new System.Drawing.Size(869, 624);
            component.Location = new System.Drawing.Point(3, 3);
            component.FillTab(sheet);
            component.Parent = tab;
            component.Dock = DockStyle.Fill;
            tab.Text = sheet.Name;
            tab.Name = "TabTechSheet" + component.Name;
            tab.Size = new System.Drawing.Size(874, 639);
            tab.Controls.Add(component);

            return tab;
    }