export declare class BiAlert {
    private inheritedAttributes;
    /**
     * The host element
     */
    el: HTMLBiAlertElement;
    /**
     * The type of alert
     */
    variant: 'info' | 'warning';
    /**
     * Whether the alert is non-dismissible.
     * When not set to true, a close button will be shown.
     * @default false
     */
    nonDismissible: boolean;
    /**
     * The unique id of the alert. This not is necessary when `nonDismissible` is true.
     * When a dismissible alert is closed, the `uniqueId` is stored in the user's LocalStorage,
     * hiding all alerts with the same `uniqueId`.
     */
    uniqueId: string;
    /**
     * The aria-label for the close button
     */
    closeAriaLabel: string;
    hidden: boolean;
    private handleClose;
    componentWillLoad(): void;
    componentDidLoad(): void;
    render(): any;
}