declare module fb {
    interface IGridColumn {
        Key: string;
        Text: string;
        Converter?(value: any): string;
        Sort?: IGridSortable;
        Visible?: boolean;
        Width?: number;
        Order?: number;
        SortByDisplayText?: boolean;
        ChangeTrackColumn: boolean;
    }
    interface IGridSortable {
        Sortable: boolean;
        Reverse?: boolean;
        Predicate?(obj: any): any;
    }
}