import { ApplicationRef, ComponentFactoryResolver, ComponentRef, Injector } from '@angular/core';
export declare abstract class BaseService {
    protected list: Array<ComponentRef<any>>;
    protected abstract readonly resolver: ComponentFactoryResolver;
    protected abstract readonly applicationRef: ApplicationRef;
    protected abstract readonly injector: Injector;
    protected abstract readonly doc: Document;
    /**
     * 销毁
     *
     * @param component 下标（从0开始或组件引用对象），或不指定时，销毁最新一个
     */
    destroy(component?: number | ComponentRef<any>): void;
    /**
     * 销毁所有
     */
    destroyAll(): void;
    /** 动态构建组件 */
    protected build<T>(component: new (...args: any[]) => T): ComponentRef<T>;
}