/**
 * Registers the Special Key codes
 *  Must be kept in sync with JavaScriptKeyCodeToFKey C++ array.
 * The index of the entry in the array is the special key code given below.
 */
export declare class SpecialKeyCodes {
    static backSpace: number;
    static shift: number;
    static control: number;
    static alt: number;
    static rightShift: number;
    static rightControl: number;
    static rightAlt: number;
}