import { EventEmitter } from '../../stencil-public-runtime';
import type { ContentHeaderVariant } from './content-header.types';
/**
 * @slot header - Content to be placed in the header area next to the title
 * @slot - Default slot for action buttons or other content
 */
export declare class ContentHeader {
    /**
     * Variant of content header
     */
    variant: ContentHeaderVariant;
    /**
     * Title of Header
     */
    headerTitle?: string;
    /**
     * Subtitle of Header
     */
    headerSubtitle: string | undefined;
    /**
     * Display a back button
     */
    hasBackButton: boolean;
    /**
     * Triggered when back button is clicked
     */
    backButtonClick: EventEmitter<void>;
    render(): any;
}