AspNetEdit.UI.PropertyGrid.AddPropertyTab C# (CSharp) Метод

        private void AddPropertyTab(PropertyTab tab)
        {
            RadioToolButton rtb;
            if (propertyTabs.Count == 0) {
            selectedTab = tab;
            rtb = new RadioToolButton (new GLib.SList (IntPtr.Zero), Stock.MissingImage);
            rtb.Active = true;
            }
            else
            rtb = new RadioToolButton ((RadioToolButton) toolbar.GetNthItem (propertyTabs.Count + FirstTabIndex - 1));

            //load image from PropertyTab's bitmap
            if (tab.Bitmap != null)
            rtb.IconWidget = new Gtk.Image (ImageToPixbuf (tab.Bitmap));
            else
            rtb.IconWidget = new Gtk.Image (Stock.MissingImage, IconSize.SmallToolbar);

            rtb.SetTooltip (tips, tab.TabName, null);
            rtb.Toggled += new EventHandler (toolbarClick);

            toolbar.Insert (rtb, propertyTabs.Count + FirstTabIndex);

            propertyTabs.Add(tab);
        }