import { LitElement } from 'lit';
/**
 * Dense titlebar for retro windows and dialogs.
 *
 * @slot - Title text.
 * @slot icon - Optional leading icon.
 * @slot controls - Optional window control buttons.
 * @csspart chrome - The titlebar chrome surface.
 * @csspart titlebar - Alias for the titlebar chrome surface.
 * @csspart icon - The icon slot wrapper.
 * @csspart title - The title text wrapper.
 * @csspart controls - The controls slot wrapper.
 */
export declare class W1cTitlebar extends LitElement {
    title: string;
    private hasTitleSlotContent;
    render(): import("lit").TemplateResult<1>;
    private handleTitleSlotChange;
    static styles: import("lit").CSSResult;
}
declare global {
    interface HTMLElementTagNameMap {
        'w1c-titlebar': W1cTitlebar;
    }
}