import { LitElement, PropertyValues } from 'lit';
import { ContainerElement } from '@nvidia-elements/core/internal';
/**
 * @element nve-codeblock
 * @description A container for content representing programming languages.
 * @since 0.1.0
 * @entrypoint \@nvidia-elements/code/codeblock
 * @slot - for declarative slotting of source code and not using the `code` property
 * @slot actions - slot for action bar
 * @cssprop --background
 * @cssprop --padding
 * @cssprop --border-radius
 * @cssprop --border
 * @cssprop --font-family
 * @cssprop --white-space
 * @aria https://www.w3.org/WAI/ARIA/apg/practices/structural-roles/
 * @beta
 */
export declare class CodeBlock extends LitElement implements ContainerElement {
    #private;
    static readonly metadata: {
        tag: string;
        version: string;
    };
    /**
     * Determines the container styles of component. Flat enables nesting within other containers.
     */
    container?: 'flat' | 'inline';
    /**
     * Programming language that processes the codeblock.
     */
    language: 'bash' | 'css' | 'go' | 'html' | 'javascript' | 'json' | 'markdown' | 'python' | 'shell' | 'toml' | 'typescript' | 'xml' | 'yaml';
    /**
     * Text code to be process into a codeblock.
     */
    code?: string;
    /**
     * Adds styling to show the line numbers of the codeblock.
     */
    lineNumbers?: boolean;
    /**
     * Adds styling to highlight the provided code lines.
     * For many lines: use Comma seperated values, ex: (1,5,7).
     * For range of lines, use hyphen seperated values, ex: (1-5).
     * You can combine both such as: ex: (1,5,10-15,20).
     */
    highlight?: string;
    private formattedCode?;
    static styles: import('lit').CSSResult[];
    render(): import('lit').TemplateResult<1>;
    update(changedProperties: PropertyValues<this>): void;
}