import { IEventLogEntry, IEventBus } from '../types/CalendarTypes';
/**
 * Central event dispatcher for calendar using DOM CustomEvents
 * Provides logging and debugging capabilities
 */
export declare class EventBus implements IEventBus {
    private eventLog;
    private debug;
    private listeners;
    private logConfig;
    /**
     * Subscribe to an event via DOM addEventListener
     */
    on(eventType: string, handler: EventListener, options?: AddEventListenerOptions): () => void;
    /**
     * Subscribe to an event once
     */
    once(eventType: string, handler: EventListener): () => void;
    /**
     * Unsubscribe from an event
     */
    off(eventType: string, handler: EventListener): void;
    /**
     * Emit an event via DOM CustomEvent
     */
    emit(eventType: string, detail?: unknown): boolean;
    /**
     * Log event with console grouping
     */
    private logEventWithGrouping;
    /**
     * Extract category from event type
     */
    private extractCategory;
    /**
     * Get styling for different categories
     */
    private getCategoryStyle;
    /**
     * Configure logging for specific categories
     */
    setLogConfig(config: {
        [key: string]: boolean;
    }): void;
    /**
     * Get current log configuration
     */
    getLogConfig(): {
        [key: string]: boolean;
    };
    /**
     * Get event history
     */
    getEventLog(eventType?: string): IEventLogEntry[];
    /**
     * Enable/disable debug mode
     */
    setDebug(enabled: boolean): void;
}
export declare const eventBus: EventBus;