import { OnInit, OnChanges, EventEmitter, SimpleChanges } from '@angular/core';
import { FormBaseClass } from '../shared/base-class/form-base-class';
import { FormGroup, FormArray, ValidatorFn, FormBuilder } from '@angular/forms';
export declare class CustomValidators {
    static multipleCheckboxRequireOne(fa: FormArray): {
        multipleCheckboxRequireOne: boolean;
    };
}
export declare class CheckboxListComponent extends FormBaseClass implements OnInit, OnChanges {
    fb: FormBuilder;
    infoIcon: string;
    fieldObj: any;
    options: any;
    values: any;
    form: FormGroup;
    valueChange: EventEmitter<any>;
    constructor(fb: FormBuilder);
    ngOnInit(): void;
    addControl(): void;
    getControls(): import("@angular/forms").AbstractControl[];
    minSelectedCheckboxes(min?: number): ValidatorFn;
    private addCheckboxes;
    initCheckbox(value?: any): FormGroup;
    ngOnChanges(changes: SimpleChanges): void;
    notifyChange(event: any): void;
}