import * as React from 'react';
import { BaseContainer, IBaseContaineState, IZoneProps } from '../container';
export type GroupPosition = 'top' | 'left' | 'right' | 'bottom';
export interface IGroupButtonToolProps extends IZoneProps {
    /**
     * Default position.
     */
    groupPosition?: GroupPosition;
    /**
     * Disabled
     */
    disabled?: boolean;
    /**
     * buttonTitle
     */
    buttonTitle?: string;
    /**
     * Button Text
     */
    btnContent?: JSX.Element;
    /**
     * btnClassName
     */
    btnClassName?: string;
    onFold?: (buttonGroup: GroupButtonTool) => void;
    onUnFold?: (buttonGroup: GroupButtonTool) => void;
}
export interface IGroupButtonToolState extends IBaseContaineState {
    /**
     * Open.
     */
    open: boolean;
}
export declare class GroupButtonTool<P extends IGroupButtonToolProps = IGroupButtonToolProps, S extends IGroupButtonToolState = IGroupButtonToolState> extends BaseContainer<P, S> {
    private groupBtnRef;
    static defaultProps: Partial<IGroupButtonToolProps>;
    constructor(props: P);
    /**
     * Open Window.
     */
    open(): boolean;
    /**
     * Close Window
     */
    close(): boolean;
    handleButtonClick: (event: React.MouseEvent<HTMLButtonElement>) => void;
    handleCloseClick: (event: React.MouseEvent<HTMLButtonElement>) => void;
    render(): React.ReactNode;
}