import { AfterViewInit, EventEmitter, OnInit } from '@angular/core';
import { ISurveySelected, ISurveySelectedEvent, SurveyFormItemComponentInterface } from '../../../../interface/component';
import { IAnswers, SurveyQuestionStructure } from '../survey/survey.component';
import { IHttpSetting } from '../../../../interface/dataset-params';
import { MatCheckboxChange } from '@angular/material/checkbox';
export declare class SurveyCheckboxlistComponent implements OnInit, AfterViewInit, SurveyFormItemComponentInterface {
    prop: SurveyQuestionStructure;
    isFilter: boolean;
    thisAppearance: any;
    setting: IHttpSetting;
    keyOnEnter: EventEmitter<any>;
    datasetId: number;
    formId: number;
    index: number;
    answers?: ISurveySelected[];
    isView: boolean;
    selectedValue: EventEmitter<ISurveySelectedEvent>;
    selectedAnswers: ISurveySelected[];
    constructor();
    ngOnInit(): void;
    ngAfterViewInit(): void;
    onChecked($event: MatCheckboxChange, item: IAnswers): void;
    getChecked(item: IAnswers): boolean;
}