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Description:

flutter pin code fields

Flutter Pin Code Fields #

A Flutter package to generate customizable pin code fields.
⭐️ to show support!
Features #

Highly customizable
Responsive
Supports animations
Supports autofocus
Supports autofill
Supports obscuring text with custom character

Usage #
Add flutter_pin_code_fields as a dependency in your pubspec.yaml file.
# pubspec.yaml

dependencies:
flutter_pin_code_fields: <latest_version>
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import import 'package:flutter_pin_code_fields/flutter_pin_code_fields.dart';

class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return PinCodeFields(
onComplete(text) => print(text);
);
}
}
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Examples #
Basic #
Complete example at example/lib/basic.dart.

PinCodeFields(
onComplete(text) => print(text),
)
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Obscuring text #
Complete example at example/lib/obscuring_text.dart.

PinCodeFields(
length: 6,
obscureText: true,
obscureCharacter: "🔴",
onComplete(text) => print(text),
)
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Customized #
Complete example at example/lib/customized.dart.

PinCodeFields(
length: 4,
fieldBorderStyle: FieldBorderStyle.square,
responsive: false,
fieldHeight: 130.0,
fieldWidth: 130.0,
borderWidth: 5.0,
activeBorderColor: Colors.blue,
activeBackgroundColor: Colors.white,
borderRadius: BorderRadius.circular(20.0),
keyboardType: TextInputType.number,
inputFormatters: [FilteringTextInputFormatter.digitsOnly],
autoHideKeyboard: false,
fieldBackgroundColor: Colors.black12,
borderColor: Colors.black12,
textStyle: TextStyle(
fontSize: 30.0,
fontWeight: FontWeight.bold,
),
onComplete(text) => print(text),
)
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Animated #
Complete example at example/lib/animated.dart.

PinCodeFields(
obscureText: true,
obscureCharacter: "❌",
animation: Animations.rotateRight,
animationDuration: Duration(milliseconds: 250),
animationCurve: Curves.bounceInOut,
switchInAnimationCurve: Curves.bounceIn,
switchOutAnimationCurve: Curves.bounceOut,
)
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Properties #

Name
Type
Default
Description

length
int
4
Total number of pin code fields.

margin
EdgeInsets
EdgeInsets.all(5.0)
Margin between the fields.

padding
EdgeInsets
EdgeInsets.only(bottom: 5.0)
Padding within the field.

fieldHeight
double

Height of the field.

fieldWidth
double

Width of the field.

borderWidth
double
2.0
Width of the border of the field.

borderRadius
BorderRadius

Border raduis of the field.

borderColor
Color
Colors.grey
Border color of the field.

activeBorderColor
Color
Colors.blue
Border color of the active field.

fieldBorderStyle
FieldBorderStyle
FieldBorderStyle.bottom
Border styles of the field.

fieldBackgroundColor
Color
Colors.transparent
Background color of the fields.

activeBackgroundColor
Color
Colors.transparent
Background color of the active field.

enabled
bool
true
Enable/ disable editing the fields.

responsive
bool
true
Adjust the size of the fields automatically to the available space.

autofocus
bool
false
Enable/ disabled autofocus.

textStyle
TextStyle

Text style for the fields.

obscureText
bool
false
Enable/ disable obscuring the text in the fields.

obscureCharacter
String
*
Character to obscure the text in the fields.

keyboardType
TextInputType
TextInputType.visiblePassword
Keyboard type.

inputFormatters
List<TextInputFormatter>

Input formatters for the fields.

autoHideKeyboard
bool
true
Hides the keyboard automatically on complete.

animation
Animations
Animations.fade
Animation for the fields.

animationDuration
Duration
Duration(milliseconds: 150)
Duration of the animation.

animationCurve
Curve
Curves.easeInOut
Animation curve.

switchInAnimationCurve
Curve
Curves.easeIn
Switch in animation curve.

switchOutAnimationCurve
Curve
Curves.easeOut
Switch out animation curve.

controller
TextEditingController

Text editing controller for the fields.

focusNode
FocusNode

Focus node for the fields.

onChange
ValueChanged<String>

Callback that returns text on input.

onComplete [required]
ValueChanged<String>

Callback that returns text on filling all the fields.