/**
 * Copyright Aquera Inc 2023
 *
 * This source code is licensed under the BSD-3-Clause license found in the
 * LICENSE file in the root directory of this source tree.
 */
import { CSSResultArray, TemplateResult } from 'lit';
import NileElement from '../internal/nile-element';
/**
 * Nile icon component.
 *
 * @tag nile-button-filter
 *
 */
export declare class NileButtonFilter extends NileElement {
    /**
     * The styles for ButtonFilter
     * @remarks If you are extending this class you can extend the base styles with super. Eg `return [super(), myCustomStyles]`
     */
    static get styles(): CSSResultArray;
    /** Disables the duplicate entries. */
    values: any;
    private isOpen;
    /**
     * Render method
     * @slot This is a slot test
     */
    private handleInnerText;
    render(): TemplateResult;
}
export default NileButtonFilter;
declare global {
    interface HTMLElementTagNameMap {
        'nile-button-filter': NileButtonFilter;
    }
}