import { ComponentType } from '@angular/cdk/portal';
import { ComponentRef } from '@angular/core';
import { Observable, Subject } from 'rxjs';
import { WorkspaceConfig } from './workspace-config.model';
import { WorkspaceTabRef } from './workspace-tab-ref.model';
export declare class WorkspaceRef<T, D, R> extends WorkspaceTabRef<T, R> {
    component: ComponentType<T>;
    config: WorkspaceConfig<D>;
    private static currentReferenceNumber;
    componentRef: ComponentRef<T>;
    get instance(): T;
    TabVisitChanges: Subject<T>;
    TabLeaveChanges: Subject<void>;
    CloseChanges: Subject<R | undefined>;
    OpenChanges: Subject<void>;
    constructor(component: ComponentType<T>, config: WorkspaceConfig<D>);
    private checkTitle;
    onTabVisit(): Observable<T>;
    onTabLeave(): Observable<void>;
    onClose(): Observable<R | undefined>;
    onOpen(): Observable<void>;
    minimize(): void;
    close(data?: R): void;
    selectTab(): void;
    resetAll(): void;
}