import { AfterViewInit, ElementRef, EventEmitter, OnDestroy, OnInit, ChangeDetectorRef, OnChanges, SimpleChanges } from '@angular/core';
import { Router } from '@angular/router';
import { NbSearchService } from './search.service';
import { NbThemeService } from '../../services/theme.service';
import { NbOverlayService, NbPortalDirective } from '../cdk';
export declare class NbSearchFieldComponent implements OnChanges, AfterViewInit {
    static readonly TYPE_MODAL_ZOOMIN = "modal-zoomin";
    static readonly TYPE_ROTATE_LAYOUT = "rotate-layout";
    static readonly TYPE_MODAL_MOVE = "modal-move";
    static readonly TYPE_CURTAIN = "curtain";
    static readonly TYPE_COLUMN_CURTAIN = "column-curtain";
    static readonly TYPE_MODAL_DROP = "modal-drop";
    static readonly TYPE_MODAL_HALF = "modal-half";
    type: string;
    placeholder: string;
    hint: string;
    show: boolean;
    close: EventEmitter<{}>;
    search: EventEmitter<{}>;
    inputElement: ElementRef<HTMLInputElement>;
    readonly showClass: boolean;
    readonly modalZoomin: boolean;
    readonly rotateLayout: boolean;
    readonly modalMove: boolean;
    readonly curtain: boolean;
    readonly columnCurtain: boolean;
    readonly modalDrop: boolean;
    readonly modalHalf: boolean;
    ngOnChanges({ show }: SimpleChanges): void;
    ngAfterViewInit(): void;
    emitClose(): void;
    submitSearch(term: any): void;
    focusInput(): void;
}
export declare class NbSearchComponent implements OnInit, OnDestroy {
    private searchService;
    private themeService;
    private router;
    private overlayService;
    private changeDetector;
    private alive;
    private overlayRef;
    showSearchField: boolean;
    tag: string;
    placeholder: string;
    hint: string;
    type: string;
    searchFieldPortal: NbPortalDirective;
    searchButton: ElementRef<HTMLElement>;
    constructor(searchService: NbSearchService, themeService: NbThemeService, router: Router, overlayService: NbOverlayService, changeDetector: ChangeDetectorRef);
    ngOnInit(): void;
    ngOnDestroy(): void;
    openSearch(): void;
    hideSearch(): void;
    search(term: any): void;
    private removeLayoutClasses;
}