import { UntypedFormBuilder as NativeFormBuilder } from '@angular/forms';
import { FbControlConfig, AbstractControlOptions, ValidatorFn, AsyncValidatorFn, ValidatorsModel, FormControlState } from './types';
import { FormGroup } from './form-group';
import { FormControl } from './form-control';
import { FormArray } from './form-array';
import * as i0 from "@angular/core";
export declare class FormBuilder extends NativeFormBuilder {
    /**
     * Construct a new `FormGroup` instance.
     *
     * @param controlsConfig A collection of child controls. The key for each child is the name
     * under which it is registered.
     *
     * @param options Configuration options object for the `FormGroup`. The object can
     * have two shapes:
     *
     * 1) `AbstractControlOptions` object (preferred), which consists of:
     * - `validators`: A synchronous validator function, or an array of validator functions
     * - `asyncValidators`: A single async validator or array of async validator functions
     * - `updateOn`: The event upon which the control should be updated (options: 'change' | 'blur' |
     * submit')
     *
     * 2) Legacy configuration object, which consists of:
     * - `validator`: A synchronous validator function, or an array of validator functions
     * - `asyncValidator`: A single async validator or array of async validator functions
     */
    group<T extends object = any, V extends object = ValidatorsModel>(controlsConfig: {
        [P in keyof T]: FbControlConfig<T[P], V>;
    }, options?: AbstractControlOptions | null): FormGroup<T, V>;
    /**
     * @description
     * Construct a new `FormControl` with the given state, validators and options.
     *
     * @param formState Initializes the control with an initial state value, or
     * with an object that contains both a value and a disabled status.
     *
     * @param validatorOrOpts A synchronous validator function, or an array of
     * such functions, or an `AbstractControlOptions` object that contains
     * validation functions and a validation trigger.
     *
     * @param asyncValidator A single async validator or array of async validator
     * functions.
     *
     * ### Initialize a control as disabled
     *
     * The following example returns a control with an initial value in a disabled state.
  ```ts
  import {Component, Inject} from '@angular/core';
  import {FormBuilder, FormControl, FormGroup, Validators} from '@angular/forms';
  // ...
  @Component({
    selector: 'app-disabled-form-control',
    template: `
      <input [formControl]="control" placeholder="First">
    `
  })
  export class DisabledFormControlComponent {
    control: FormControl;
  
    constructor(private fb: FormBuilder) {
      this.control = fb.control({value: 'my val', disabled: true});
    }
  }
  ```
     */
    control<T = any, V extends object = ValidatorsModel>(formState?: FormControlState<T>, validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null): FormControl<T, V>;
    /**
     * Constructs a new `FormArray` from the given array of configurations,
     * validators and options.
     *
     * @param controlsConfig An array of child controls or control configs. Each
     * child control is given an index when it is registered.
     *
     * @param validatorOrOpts A synchronous validator function, or an array of
     * such functions, or an `AbstractControlOptions` object that contains
     * validation functions and a validation trigger.
     *
     * @param asyncValidator A single async validator or array of async validator
     * functions.
     */
    array<Item = any, V extends object = ValidatorsModel>(controlsConfig: FbControlConfig<Item, V>[], validatorOrOpts?: ValidatorFn | ValidatorFn[] | AbstractControlOptions | null, asyncValidator?: AsyncValidatorFn | AsyncValidatorFn[] | null): FormArray<Item, V>;
    static ɵfac: i0.ɵɵFactoryDeclaration<FormBuilder, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<FormBuilder>;
}