import { Event } from "../../../base/common/event.js";
import { Disposable } from "../../../base/common/lifecycle.js";
import type * as vscode from "vscode";
import { BrowserTabDto, ExtHostBrowsersShape, IMainContext } from "./extHost.protocol.js";
import { CDPEvent, CDPResponse } from "../../../platform/browserView/common/cdp/types.js";
export declare class ExtHostBrowsers extends Disposable implements ExtHostBrowsersShape {
    private readonly _proxy;
    private readonly _browserTabs;
    private readonly _sessions;
    private _activeBrowserTabId;
    private readonly _onDidOpenBrowserTab;
    readonly onDidOpenBrowserTab: Event<vscode.BrowserTab>;
    private readonly _onDidCloseBrowserTab;
    readonly onDidCloseBrowserTab: Event<vscode.BrowserTab>;
    private readonly _onDidChangeActiveBrowserTab;
    readonly onDidChangeActiveBrowserTab: Event<vscode.BrowserTab | undefined>;
    private readonly _onDidChangeBrowserTabState;
    readonly onDidChangeBrowserTabState: Event<vscode.BrowserTab>;
    constructor(mainContext: IMainContext);
    get browserTabs(): readonly vscode.BrowserTab[];
    get activeBrowserTab(): vscode.BrowserTab | undefined;
    openBrowserTab(url: string, options?: vscode.BrowserTabShowOptions): Promise<vscode.BrowserTab>;
    private _getOrCreateTab;
    $onDidOpenBrowserTab(dto: BrowserTabDto): void;
    $onDidCloseBrowserTab(browserId: string): void;
    $onDidChangeActiveBrowserTab(browserId: string | undefined): void;
    $onDidChangeBrowserTabState(data: BrowserTabDto): void;
    $onCDPSessionMessage(sessionId: string, message: CDPResponse | CDPEvent): void;
    $onCDPSessionClosed(sessionId: string): void;
}