/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { EventEmitter, OnDestroy, OnInit } from '@angular/core';
import { FormControl } from '@angular/forms';
import { OnChangeSearchQueryEvent } from 'ng-stalk/core/model';
import { NzSafeAny } from 'ng-zorro-antd/core/types';
import * as i0 from "@angular/core";
export declare class DefaultContentArea2Component<SM> implements OnInit, OnDestroy {
    private _unsubscribeAll;
    searchBarName: string;
    searchInput: FormControl;
    placeholder: string;
    enableSearchPanel: boolean;
    displayNegativeValue: boolean;
    readonly onChangeSearchQuery: EventEmitter<OnChangeSearchQueryEvent<SM>>;
    constructor();
    ngOnInit(): void;
    ngOnDestroy(): void;
    updateSearchQueryFromModel(model: NzSafeAny): void;
    changeSearchQuery(query: string): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DefaultContentArea2Component<any>, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<DefaultContentArea2Component<any>, "mag-default-content-area2", never, { "placeholder": "placeholder"; "enableSearchPanel": "enableSearchPanel"; "displayNegativeValue": "displayNegativeValue"; }, { "onChangeSearchQuery": "onChangeSearchQuery"; }, never, ["[header]", "[search]", "[body]"], false>;
}