export declare class WidgetLibraryService {
    private defaultWidget;
    private widgetLibrary;
    private registeredWidgets;
    private frameworkWidgets;
    private activeWidgets;
    constructor();
    private setActiveWidgets();
    setDefaultWidget(type: string): boolean;
    hasWidget(type: string, widgetSet?: string): boolean;
    hasDefaultWidget(type: string): boolean;
    registerWidget(type: string, widget: any): boolean;
    unRegisterWidget(type: string): boolean;
    unRegisterAllWidgets(unRegisterFrameworkWidgets?: boolean): boolean;
    registerFrameworkWidgets(widgets: any): boolean;
    unRegisterFrameworkWidgets(): boolean;
    getWidget(type?: string, widgetSet?: string): any;
    getAllWidgets(): any;
}