import { IEventBus } from '../types/CalendarTypes';
import { DateService } from '../utils/DateService';
import { Configuration } from '../configurations/CalendarConfig';
/**
 * NavigationButtons - Manages navigation button UI and navigation logic
 *
 * RESPONSIBILITY:
 * ===============
 * This manager owns all logic related to the <swp-nav-group> UI element
 * and performs the actual navigation calculations.
 *
 * RESPONSIBILITIES:
 * - Handles button clicks on swp-nav-button elements
 * - Validates navigation actions (prev, next, today)
 * - Calculates next/previous dates based on current view
 * - Emits NAVIGATION_COMPLETED events with new date
 * - Manages button UI listeners
 *
 * EVENT FLOW:
 * ===========
 * User clicks button → calculateNewDate() → emit NAVIGATION_COMPLETED → GridManager re-renders
 */
export declare class NavigationButtons {
    private eventBus;
    private buttonListeners;
    private dateService;
    private config;
    private currentDate;
    private currentView;
    constructor(eventBus: IEventBus, dateService: DateService, config: Configuration);
    /**
     * Subscribe to events
     */
    private subscribeToEvents;
    /**
     * Setup click listeners on all navigation buttons
     */
    private setupButtonListeners;
    /**
     * Handle navigation action
     */
    private handleNavigation;
    /**
     * Navigate in specified direction
     */
    private navigate;
    /**
     * Navigate to next period
     */
    private navigateNext;
    /**
     * Navigate to previous period
     */
    private navigatePrevious;
    /**
     * Navigate to today
     */
    private navigateToday;
    /**
     * Validate if string is a valid navigation action
     */
    private isValidAction;
}