import { SimpleChanges, OnChanges } from '@angular/core';
export declare class CascadeSelectComponent implements OnChanges {
    targetArr: any[];
    groupFieldLabelKey: string;
    groupFieldValueKey: string;
    groupChildKey: string;
    fieldLabelKey: string;
    fieldValueKey: string;
    selectFields: any[];
    defaultFields: any[];
    constructor();
    ngOnChanges(changes: SimpleChanges): void;
    /**
     * 初始化字段组的checked和indeterminate属性
     *
     * @param {Array<any>} list
     * @memberof GroupDisplayFieldsComponent
     */
    classifyColumns(list: Array<any>): void;
    /**
     * 更新父级选中状态
     *
     * @param {*} section
     * @returns
     * @memberof CascadeSelectDialogComponent
     */
    updateParentCheckbox(section: any): void;
    /**
     * 当前字段组全选/取消全选
     *
     * @param {*} checked
     * @param {*} section
     * @memberof GroupDisplayFieldsComponent
     */
    setSectionAllSelect(checked: boolean, section: any): void;
    /**
     * 处理checkBox点击事件
     *
     * @param {*} checked 选中状态
     * @param {*} item 字段
     * @param {*} section 字段所在组
     * @memberof GroupDisplayFieldsComponent
     */
    changeCheckBox(checked: boolean, item: any, section: any): void;
}