import { Widget } from '@easyquery/core';
/**
 * The widget responsed for rendering statement.
 * It's usually added for demonstration purposes only.
 */
export declare class StatementPanel extends Widget {
    private panel;
    /**
     * The  default constructor.
     * @param slot The html element.
     */
    constructor(slot: HTMLElement);
    getWidgetType(): string;
    /**
     * Refresh widget implementation
     */
    protected refreshCore(): void;
    private render;
    protected destroyCore(): void;
    private clear;
}