import * as React from 'react';
import { ITabRenderer, GroupPanelPartInitParameters } from '../../groupview/types';
import { GroupviewPanel } from '../../groupview/groupviewPanel';
import { PanelUpdateEvent } from '../../panel/types';
import { ReactPortalStore } from '../react';
import { IGroupPanelBaseProps } from './dockview';
export declare class ReactPanelHeaderPart implements ITabRenderer {
    readonly id: string;
    private readonly component;
    private readonly reactPortalStore;
    private _element;
    private part?;
    get element(): HTMLElement;
    constructor(id: string, component: React.FunctionComponent<IGroupPanelBaseProps>, reactPortalStore: ReactPortalStore);
    focus(): void;
    init(parameters: GroupPanelPartInitParameters): void;
    update(event: PanelUpdateEvent): void;
    toJSON(): {
        id: string;
    };
    layout(width: number, height: number): void;
    updateParentGroup(group: GroupviewPanel, isPanelVisible: boolean): void;
    dispose(): void;
}