/**
 * A class that provides a wrapper around the global setTimeout and clearTimeout functions.
 */
export declare class TimeoutAPI {
    private timeout_handlers;
    /**
     * Calls a function after a specified delay, in milliseconds.
     * @param callback The function to call after the delay.
     * @param delay The number of milliseconds to wait before calling the function.
     * @returns A handle that can be used to clear the timeout with clearTimeout.
     */
    setTimeout(callback: () => void, delay: number): number;
    /**
     * Clears all timeouts that have been created with setTimeout.
     */
    clearAllTimeouts(): void;
}