import { OnInit, EventEmitter, QueryList } from '@angular/core';
import { NgxSurveyService } from '../ngx-survey.service';
import { CdkDragDrop } from '@angular/cdk/drag-drop';
import { MatDialog } from '@angular/material/dialog';
import { FormItem, FormSection, FormItemComponent } from '../form-item/index';
import * as i0 from "@angular/core";
export declare class FormBuilderComponent implements OnInit {
    service: NgxSurveyService;
    dialog: MatDialog;
    changes: EventEmitter<any[]>;
    onFieldAdded: EventEmitter<FormItem>;
    set form(form: FormSection[]);
    get form(): FormSection[];
    allowMultiChoiseFieldsOnly: boolean;
    enableEditFieldValues: boolean;
    showFieldNames: boolean;
    readOnly: boolean;
    formItemElements: QueryList<FormItemComponent>;
    private _form;
    formValues: any;
    sortableSectionOptions: any;
    onSectionDropped(event: CdkDragDrop<FormItem[]>): void;
    onItemDropped(event: CdkDragDrop<FormItem[]>, section: FormSection): void;
    sortableItemOptions: any;
    constructor(service: NgxSurveyService, dialog: MatDialog);
    openSectionDialog(section: FormSection): void;
    openItemDialog(item: FormItem, section?: FormSection): void;
    getSectionValueItemsForItem(item: FormItem, section: FormSection): FormItem[];
    openItemVisibilityDialog(item: FormItem, section: FormSection): void;
    ngOnInit(): void;
    getDateStr(time: any): string;
    getDateValue(str: any): Date;
    onItemChanges(item: FormItem): void;
    removeField(item: FormItem, section: FormSection): void;
    cloneItem(item: FormItem, section: FormSection): void;
    clearValue(item: FormItem, section: FormSection): void;
    addFeild(section: FormSection): void;
    removeSection(section: FormSection): void;
    addSection(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<FormBuilderComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FormBuilderComponent, "ngx-survey-form-builder", never, { "form": { "alias": "form"; "required": false; }; "allowMultiChoiseFieldsOnly": { "alias": "allowMultiChoiseFieldsOnly"; "required": false; }; "enableEditFieldValues": { "alias": "enableEditFieldValues"; "required": false; }; "showFieldNames": { "alias": "showFieldNames"; "required": false; }; "readOnly": { "alias": "readOnly"; "required": false; }; }, { "changes": "changes"; "onFieldAdded": "onFieldAdded"; }, never, never, false, never>;
}