import * as focusTrap from 'focus-trap';
/**
 * Trap the focus inside a specific container.
 *
 * @param active  activate or deactivate the focus trap
 */
export declare class FocusTrap {
    active: boolean;
    host: HTMLElement;
    trap: undefined | focusTrap.FocusTrap;
    handleActiveChange(active: boolean): void;
    connectedCallback(): void;
    componentDidLoad(): void;
    disconnectedCallback(): void;
    private toggleTrap;
    render(): any;
}