import type { TileState } from '../types/tile-types';
import type { TtabsStorageAdapter, TtabsStorageData } from './adapter';
/**
 * LocalStorage adapter for Ttabs
 */
export declare class LocalStorageAdapter implements TtabsStorageAdapter {
    private storageKey;
    private debounceTimer;
    private debounceDelay;
    /**
     * Create a LocalStorage adapter
     * @param storageKey Key to use in localStorage
     * @param debounceMs Debounce delay in milliseconds (default: 500ms)
     */
    constructor(storageKey: string, debounceMs?: number);
    /**
     * Save ttabs state to localStorage with debounce
     * @param state The tiles state
     */
    save(state: Record<string, TileState>): void;
    /**
     * Perform the actual save to localStorage
     */
    private saveToStorage;
    /**
     * Helper method to find focused tab from state
     */
    private findFocusedTab;
    /**
     * Load ttabs state from localStorage
     */
    load(): TtabsStorageData | null;
}