import { OnChanges, OnDestroy, OnInit, SimpleChanges, TemplateRef } from '@angular/core';
import { Observable, Subject } from 'rxjs';
import { Combo } from '../extension/combo';
import { Governor } from '../extension/governor';
import { KeyedCompositeControl } from '../util/control';
import { Menu } from './menu';
export declare class SubMenu extends KeyedCompositeControl<string, boolean> implements OnChanges, OnDestroy, OnInit {
    antSubMenu: string | '';
    key: string;
    title: string;
    popUpTemplate: TemplateRef<void>;
    readonly parentComposite: Menu;
    readonly titleClasses: {
        [name: string]: boolean;
    };
    readonly arrowClasses: {
        [name: string]: boolean;
    };
    popupClasses$: Observable<{
        [name: string]: boolean;
    }>;
    titleStyles$: Observable<{
        [name: string]: string;
    }>;
    onChanges$: Subject<SimpleChanges>;
    onInit$: Subject<void>;
    onDestroy$: Subject<void>;
    input$: Observable<{
        key: string;
        antSubMenu: string;
        title: string;
    }>;
    toggle$: Subject<void>;
    inline$: Observable<boolean>;
    inlineContent$: Observable<boolean>;
    constructor(basePrefix: string, combo: Combo, governor: Governor, menu: Menu);
    ngOnChanges(changes: SimpleChanges): void;
    ngOnInit(): void;
    ngOnDestroy(): void;
}