import { MediaChromeButton } from './media-chrome-button.js';
declare function getSlotTemplateHTML(_attrs: Record<string, string>): string;
declare function getTooltipContentHTML(): string;
/**
 * @slot off - An element shown when the media is muted or the media’s volume is 0.
 * @slot low - An element shown when the media’s volume is “low” (less than 50% / 0.5).
 * @slot medium - An element shown when the media’s volume is “medium” (between 50% / 0.5 and 75% / 0.75).
 * @slot high - An element shown when the media’s volume is “high” (75% / 0.75 or greater).
 * @slot icon - An element for representing all states in a single icon
 *
 * @attr {string} mediavolumelevel - (read-only) Set to the media volume level.
 *
 * @cssproperty [--media-mute-button-display = inline-flex] - `display` property of button.
 */
declare class MediaMuteButton extends MediaChromeButton {
    static getSlotTemplateHTML: typeof getSlotTemplateHTML;
    static getTooltipContentHTML: typeof getTooltipContentHTML;
    static get observedAttributes(): string[];
    connectedCallback(): void;
    attributeChangedCallback(attrName: string, oldValue: string | null, newValue: string | null): void;
    /**
     * @type {string | undefined}
     */
    get mediaVolumeLevel(): string | undefined;
    set mediaVolumeLevel(value: string | undefined);
    handleClick(): void;
}
export default MediaMuteButton;