import { TemplateResult, CSSResultArray } from 'lit';
import NileElement from '../../internal/nile-element';
import '../../nile-input/index';
import '../../nile-button/index';
/**
 * Floating embed-insert panel: paste any https:// link (YouTube/Vimeo/Loom
 * are auto-formatted; anything else embeds as a sandboxed iframe). Styled to
 * match the image panel (nile-input + nile-button). Emits
 * `wysiwyg-embed-apply` detail: { src, provider } and `wysiwyg-embed-cancel`.
 */
export declare class NileWysiwygEmbedPanel extends NileElement {
    open: boolean;
    private urlValue;
    private error;
    static get styles(): CSSResultArray;
    focusInput(): void;
    /** Clears the field. */
    reset(): void;
    private onUrl;
    private handleSubmit;
    private handleKeydown;
    render(): TemplateResult;
}
declare global {
    interface HTMLElementTagNameMap {
        'nile-wysiwyg-embed-panel': NileWysiwygEmbedPanel;
    }
}