public CustomizeViewForm(IViewContext viewContext, ViewSpec viewSpec)
{
InitializeComponent();
ViewContext = viewContext;
ParentColumn = viewContext.ParentColumn;
_strikeThroughFont = new Font(listViewColumns.Font, FontStyle.Strikeout);
availableFieldsTreeColumns.RootColumn = ParentColumn;
ViewSpec = OriginalViewSpec = viewSpec;
tbxViewName.Text = viewSpec.Name;
ExistingCustomViewSpec =
viewContext.CustomViewSpecs.FirstOrDefault(customViewSpec => viewSpec.Name == customViewSpec.Name);
listViewColumns.SmallImageList = AggregateFunctions.GetSmallIcons();
}