import { BaseWidgetOptions, BaseWidget } from '../core/base-widget';
interface ChatButtonWidgetOptions extends BaseWidgetOptions {
    iconUrl?: string;
}
export declare class ChatButtonWidget extends BaseWidget {
    private isPressed;
    protected iconUrl: string | undefined;
    constructor(options: ChatButtonWidgetOptions);
    private bindEvents;
    getBaseCls(): string;
    render(): void;
    toggle(state?: boolean, suppressEvent?: boolean, timeout?: number): void;
    setContent(text: string): void;
}
export {};