import { EventEmitter, OnChanges, SimpleChange } from '@angular/core';
import { NgForm } from '@angular/forms';
import { ChangeEvent } from '@tangential/core';
import * as i0 from "@angular/core";
export declare type SignInAction = 'signUp' | 'signIn' | 'forgotPassword';
export declare const SignInActions: {
    signUp: SignInAction;
    signIn: SignInAction;
    forgotPassword: SignInAction;
};
export interface AuthInfo {
    username: string;
    password?: string;
    password2?: string;
    rememberMe?: boolean;
    action: SignInAction;
}
export declare class SignInComponent implements OnChanges {
    flexLayout: string;
    flexLayoutAlign: string;
    username: string;
    requireEmailUsername: boolean;
    preventSubmit: boolean;
    authChange: EventEmitter<ChangeEvent<AuthInfo>>;
    signIn: EventEmitter<AuthInfo>;
    showSignUpRequest: EventEmitter<AuthInfo>;
    showPasswordResetRequest: EventEmitter<AuthInfo>;
    prevAuthInfo: AuthInfo;
    authInfo: AuthInfo;
    constructor();
    ngOnChanges(changes: {
        username: SimpleChange;
    }): void;
    onSubmit(event: any): void;
    /**
     * @revisit ggranum: There's a valid argument in favor of providing the validity/error state along with the change.
     */
    onAuthChange(): void;
    onSignInRequest(event: Event, form: NgForm): void;
    onShowForgotPasswordRequest(): void;
    onShowSignUpRequest(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SignInComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<SignInComponent, "tanj-sign-in", never, { "username": "username"; "requireEmailUsername": "requireEmailUsername"; "preventSubmit": "preventSubmit"; }, { "authChange": "authChange"; "signIn": "signIn"; "showSignUpRequest": "showSignUpRequest"; "showPasswordResetRequest": "showPasswordResetRequest"; }, never, never, false>;
}