import { LitElement, TemplateResult, CSSResultArray, PropertyValues } from 'lit-element';
declare const BlissAlert_base: typeof LitElement & {
    new (...args: any[]): import("@bliss-design-system/shared").IconElementInterface;
    prototype: import("@bliss-design-system/shared").IconElementInterface;
};
/**
 * @element bliss-alert
 *
 * @attr {small|medium} [size] - alert size
 * @attr {default|neutral|positive|notice|warning|critical} [theme] - alert theme
 * @attr {String} [heading] - text for the alert heading
 * @attr {String} [icon] - which icon to display to accompany the alert message
 * @attr {String} [close-text] - text for the close button aria-label
 * @attr {Boolean} [dismissible=false] - whether or not to display close button inside the alert
 *
 * @slot - Default content slot
 */
export declare class BlissAlert extends BlissAlert_base {
    heading: string;
    size: 'medium' | 'small';
    theme: 'default' | 'neutral' | 'positive' | 'notice' | 'warning' | 'critical';
    dismissible: boolean;
    private closeText;
    private status;
    static get styles(): CSSResultArray;
    close(): void;
    connectedCallback(): void;
    private checkHeading;
    protected updated(changes: PropertyValues): void;
    private setStatus;
    protected get alertContent(): TemplateResult;
    protected get renderAlert(): TemplateResult;
    protected render(): TemplateResult;
}
export {};