/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { ElementRef, NgZone } from '@angular/core';
import { ToolBarRendererComponent } from './renderer.component';
import { RendererClickPayload } from './common/renderer-click';
import * as i0 from "@angular/core";
/**
 * @hidden
 */
export declare class NavigationService {
    private zone;
    overflowButton: ElementRef<HTMLButtonElement>;
    private focused;
    private renderedTools;
    private isPopupFocused;
    private isOverflowButtonFocused;
    constructor(zone: NgZone);
    setRenderedTools(rts: ToolBarRendererComponent[]): void;
    click({ context, event: ev }: RendererClickPayload): void;
    moveFocusToToolBar(): void;
    moveFocusToPopup(): void;
    focusNext(ev: KeyboardEvent): void;
    focusPrev(ev: KeyboardEvent): void;
    resetNavigation(): void;
    focusFirst(ev: Event): void;
    focusLast(ev: Event): void;
    private getFocusableTools;
    private focus;
    private blurOverflowButton;
    private focusOverflowButton;
    private isOverflowButtonVisible;
    static ɵfac: i0.ɵɵFactoryDeclaration<NavigationService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<NavigationService>;
}