import * as i0 from '@angular/core';
import { ElementRef, Provider, ModuleWithProviders } from '@angular/core';
import { MatFormField } from '@angular/material/form-field';
import * as i1 from '@angular/common';
import * as i2 from '@angular/cdk/observers';

interface BuiFormFieldConfig {
    appearance?: 'fill' | 'outline' | 'bound';
}
declare function provideFormFieldConfig(config: BuiFormFieldConfig): Provider;
/**
 * @ignore
 */
declare class FormFieldStyleDirective {
    private matFormField;
    private elemRef;
    private _appearance;
    private _flowDetection;
    /** The form field appearance style. */
    get appearance(): any;
    set appearance(value: any);
    constructor(matFormField: MatFormField, elemRef: ElementRef<HTMLElement>, config: BuiFormFieldConfig);
    static ɵfac: i0.ɵɵFactoryDeclaration<FormFieldStyleDirective, [{ host: true; }, null, null]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<FormFieldStyleDirective, "bui-form-field, mat-form-field", never, { "appearance": { "alias": "appearance"; "required": false; }; }, {}, never, never, true, never>;
}

declare class FormFieldModule {
    static forConfig(config: BuiFormFieldConfig): ModuleWithProviders<FormFieldModule>;
    static ɵfac: i0.ɵɵFactoryDeclaration<FormFieldModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<FormFieldModule, never, [typeof i1.CommonModule, typeof i2.ObserversModule, typeof FormFieldStyleDirective], [typeof FormFieldStyleDirective]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<FormFieldModule>;
}

export { FormFieldModule, FormFieldStyleDirective, provideFormFieldConfig };