import { OnInit } from '@angular/core';
import { DisplayJsonService, TfNgFormService, TfNgFormPermissionService, TfNgFormPermissionInterface } from 'tf-ng-form';
import { TfNgFormEditorService } from '../../tf-ng-form-editor.service';
export declare class PreviewSettingsComponent implements OnInit {
    private formService;
    private displayJsonService;
    private formPermissionService;
    private formEditorService;
    selectedPermissionLevel: Number;
    permissions: TfNgFormPermissionInterface[];
    constructor(formService: TfNgFormService, displayJsonService: DisplayJsonService, formPermissionService: TfNgFormPermissionService, formEditorService: TfNgFormEditorService);
    ngOnInit(): void;
    onPermissionChange(value: any): void;
    updateForm(): void;
    showFormSource(): void;
}