import { EventEmitter, OnChanges, SimpleChanges } from '@angular/core';
import { NzCascaderExpandTrigger } from 'ng-zorro-antd/cascader';
export declare class CustomizeCascaderComponent implements OnChanges {
    cascader: any;
    placeholderText: string;
    nzOptions: any[];
    cascadeType: string;
    cascadeLabelKey: string;
    cascadeChildrenKey: string;
    isShowSearch: boolean;
    setValues: string;
    nzDisabled: boolean;
    nzExpandTrigger: NzCascaderExpandTrigger;
    nzLabelProperty: string;
    nzValueProperty: string;
    isError: boolean;
    errorExpression: string;
    cascadeValue: EventEmitter<any>;
    values: string[];
    constructor();
    ngOnChanges(changes: SimpleChanges): void;
    /**
     * 二次封装数组
     *
     * @param {any[]} data
     * @return {*}  {any[]}
     * @memberof CustomizeCascaderComponent
     */
    rePackage(data: any[]): any[];
    /**
     * 增加叶子节点标识
     *
     * @param {any[]} data
     * @return {*}  {any[]}
     * @memberof CustomizeCascaderComponent
     */
    addLeaf(data: any[]): any[];
    /**
     * 级联值变更
     */
    onChanges(values: any): void;
}