import { AfterViewInit, ElementRef, EventEmitter, OnInit } from '@angular/core';
import { SingleSelectItem } from './single-select-item';
export declare class NecSingleSelectComponent implements OnInit, AfterViewInit {
    private el;
    items: SingleSelectItem[];
    selectedItem: SingleSelectItem;
    describe: string;
    autoSize?: boolean;
    limitLength?: number;
    selectedItemChange: EventEmitter<{}>;
    checkPass?: boolean;
    showMenu: boolean;
    timer: any;
    width: number;
    constructor(el: ElementRef);
    ngAfterViewInit(): void;
    ngOnInit(): void;
    /**
     * 鼠标离开时触发
     */
    mouseLeaveBox(): void;
    /**
     * 展开下拉菜单
     */
    buttonClick(): void;
    getBoundingClientRect(): void;
    /**
     * 点击下拉菜单项
     * @param item
     */
    selectItem(item: SingleSelectItem): void;
    private setAllFalse;
}