import type { TooltipInstance } from "../-types";
/**
 * Module-scoped registry manager for tooltip instances.
 * Uses a Map internally but provides cleanup and HMR resilience.
 * This is module-scoped (not component-scoped) because tooltips need to
 * coordinate across all instances globally to handle overlapping scenarios.
 */
export declare class TooltipRegistry {
    private registry;
    private isCleaningUp;
    /**
     * Register a tooltip instance
     */
    set(id: string, instance: TooltipInstance): void;
    /**
     * Unregister a tooltip instance
     */
    delete(id: string): void;
    /**
     * Get all registered instances (for iteration)
     */
    values(): IterableIterator<TooltipInstance>;
    /**
     * Get the registry size
     */
    get size(): number;
    /**
     * Clear all entries (useful for HMR or testing)
     */
    clear(): void;
    /**
     * Clean up potentially stale entries by checking if trigger elements are still in DOM
     */
    private cleanupStaleEntries;
}