export namespace Keys {
    let Backspace: string;
    let Clear: string;
    let Down: string;
    let End: string;
    let Enter: string;
    let Escape: string;
    let Home: string;
    let Left: string;
    let PageDown: string;
    let PageUp: string;
    let Right: string;
    let Space: string;
    let Tab: string;
    let Up: string;
}