/// <reference types="emscripten" />
/**
 * Manages audio unlock state and event listeners
 * Handles setup of user interaction listeners for iOS audio unlock
 * @private
 */
declare class UnlockManager {
    private setupComplete;
    private handler;
    private readonly events;
    private readonly doc;
    /**
     * Constructor - accepts optional document for dependency injection
     * @param doc - Document object (defaults to global document for browser, undefined for tests)
     */
    constructor(doc?: Document);
    /**
     * Check if unlock setup is complete
     */
    isSetupComplete(): boolean;
    /**
     * Mark setup as complete
     */
    markSetupComplete(): void;
    /**
     * Setup unlock handlers and add event listeners
     */
    setup(handler: EventListener): void;
    /**
     * Reset unlock state (called during disposal/reset)
     */
    reset(): void;
    /**
     * Remove all event listeners
     */
    private removeListeners;
}

export { UnlockManager };