import { ElementRef, EventEmitter, OnChanges, SimpleChanges } from '@angular/core';
import { ActivatedRoute, Router } from '@angular/router';
import { MatTooltip } from '@angular/material/tooltip';
import { ILeftNav, ILeftNavBlurEvent, ILeftNavClickEvent, ILeftNavItem, ILeftNavLogo } from '../../interfaces/left-nav-interface';
import { IMenu } from '../../interfaces/menu.interface';
import * as i0 from "@angular/core";
export declare class LeftNavComponent implements OnChanges {
    private route;
    private router;
    isMenuAttached: import("@angular/core").WritableSignal<boolean>;
    private activeMenuItemRef;
    config: ILeftNav;
    clickEvent: EventEmitter<ILeftNavClickEvent>;
    hoverEvent: EventEmitter<ILeftNavBlurEvent>;
    onEvent: EventEmitter<any>;
    private activeItem;
    constructor(route: ActivatedRoute, router: Router);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    setItemActive(index: number): void;
    onNavItemClick(item: ILeftNavItem, index: number, event?: any): void;
    onFooterItemClick(item: ILeftNavItem, index: number, event?: any): void;
    onFooterItemBlur(item: ILeftNavItem, index: number, event: any, tooltip: MatTooltip): void;
    onNavItemBlur(item: ILeftNavItem, index: number, event: any, tooltip: MatTooltip): void;
    onTemplateItemClick(event: any, index: number, item: any): void;
    onMenuEvent(event: any): void;
    onLogoClick(event: any, logo: ILeftNavLogo): void;
    /**
     * Handler for the onAttached event from the MenuDirective
     * This is triggered when the saMenu directive is attached to an element
     * @param event The event data containing the element and menu configuration
     * @param itemType The type of item ('nav' or 'footer')
     * @param item The nav/footer item that the menu is attached to
     * @param index The index of the item in the items array
     */
    onMenuAttached(event: {
        element: ElementRef;
        menu: IMenu;
    }, itemType: 'nav' | 'footer', item: ILeftNavItem, index: number): void;
    /**
     * Handler for the onDetached event from the MenuDirective
     * This is triggered when the menu is closed/detached
     * @param event The event data containing the element and menu configuration
     * @param itemType The type of item ('nav' or 'footer')
     * @param item The nav/footer item that the menu was attached to
     * @param index The index of the item in the items array
     */
    onMenuDetached(event: {
        element: ElementRef;
        menu: IMenu;
    }, itemType: 'nav' | 'footer', item: ILeftNavItem, index: number): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<LeftNavComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<LeftNavComponent, "sa-left-nav", never, { "config": { "alias": "config"; "required": false; }; }, { "clickEvent": "clickEvent"; "hoverEvent": "hoverEvent"; "onEvent": "onEvent"; }, never, ["*"], true, never>;
}