export declare function validKeyNavigationCode(e: KeyboardEvent): boolean;
export declare enum KeyCode {
    ArrowUp = "ArrowUp",
    ArrowDown = "ArrowDown",
    ArrowLeft = "ArrowLeft",
    ArrowRight = "ArrowRight",
    End = "End",
    Home = "Home",
    PageUp = "PageUp",
    PageDown = "PageDown"
}
export declare function getNextKeyGridItem(grid: HTMLElement[][], config: {
    code: KeyCode | string;
    ctrlKey: boolean;
    dir: string;
    loop: boolean;
}): {
    x: number;
    y: number;
};