Flutter Password Validator

License Pub Version GitHub stars


Flutter Password Validator package helps you to validate sign-in user-entered passwords with your rules.

How to use

1- Depend on it

Add it to your package's pubspec.yaml file:

dependencies:
  flutter_pw_validator: ^1.2.1

2- Install it

Install packages from the command line:

flutter pub get

3- Usage

First You have to import the file:

import 'package:flutter_pw_validator/flutter_pw_validator.dart';

And then just put it right under your password TextField and pass the controller to that:

new TextField(
    controller: _passwordController
),
new FlutterPwValidator(
    controller: _passwordController,
    minLength: 6,
    uppercaseCharCount: 2,
    numericCharCount: 3,
    specialCharCount: 1,
    width: 400,
    height: 150,
    onSuccess: yourCallbackFunction
)

Properties

PropertyDescriptionDefault ValueRequired
controllerTakes your password TextField controllernullYes
minLengthTakes total minimum length of passwordnullYes
uppercaseCharCountTakes minimum uppercase character count that has to include in the password0No
numericCharCountTakes minimum numeric character count that has to include in the password0No
specialCharCountTakes minimum special character count that has to include in the password0No
widthTakes the widget widthnullYes
heightTakes the widget heightnullYes
onSuccessTakes a void callback function that runs when the password is matched with condition(s)nullYes
defaultColorTakes default state color of the widgetColor(0xFFd3d3d3)No
successColorTakes success state color of the widgetColor(0xFF2ee292)No
failureColorTakes failure state color of the widgetColor(0xFFf9433e)No

Example Project

You can use this example project to see how it works.

Libraries

ConditionsHelper
flutter_pw_validator
MyColors
SizeConfig
Strings
ValidationBarWidget
ValidationTextWidget
Validator