import { HTMLWidget, SVGWidget, Widget } from "@hpcc-js/common";
import { IMessageHandler, Message, Widget as PWidget } from "./phosphor-shim.ts";
import { WidgetAdapter, WidgetAdapterArray, WidgetAdapterExt } from "./WidgetAdapter.ts";
import "../src/DockPanel.css";
export declare class TabPanel extends HTMLWidget {
    private _tab;
    protected content: WidgetAdapterArray;
    constructor();
    protected getWidget(wa: PWidget): Widget | undefined;
    protected getWidgetAdapter(widget: Widget): WidgetAdapter | null;
    addWidget(widget: SVGWidget | HTMLWidget, title: string, ext?: WidgetAdapterExt): this;
    removeWidget(widget: SVGWidget | HTMLWidget): this;
    enter(domNode: any, element: any): void;
    update(domNode: any, element: any): void;
    exit(domNode: any, element: any): void;
    render(callback?: (w: Widget) => void): this;
    messageHook(handler: IMessageHandler, msg: Message): boolean;
    private _prevActive;
    processMessage(msg: Message): void;
    childActivation(w: Widget): void;
    active(): Widget;
    active(_: Widget): any;
}