/**
 * @license
 * Copyright Google Inc. All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { Control, ControlGroup } from '../model';
import { NgControl } from './ng_control';
import { NgControlGroup } from './ng_control_group';
/**
 * An interface that {@link NgFormModel} and {@link NgForm} implement.
 *
 * Only used by the forms module.
 *
 * @experimental
 */
export interface Form {
    /**
     * Add a control to this form.
     */
    addControl(dir: NgControl): void;
    /**
     * Remove a control from this form.
     */
    removeControl(dir: NgControl): void;
    /**
     * Look up the {@link Control} associated with a particular {@link NgControl}.
     */
    getControl(dir: NgControl): Control;
    /**
     * Add a group of controls to this form.
     */
    addControlGroup(dir: NgControlGroup): void;
    /**
     * Remove a group of controls from this form.
     */
    removeControlGroup(dir: NgControlGroup): void;
    /**
     * Look up the {@link ControlGroup} associated with a particular {@link NgControlGroup}.
     */
    getControlGroup(dir: NgControlGroup): ControlGroup;
    /**
     * Update the model for a particular control with a new value.
     */
    updateModel(dir: NgControl, value: any): void;
}