radio_group_v2 3.2.1

A widget that groups radio buttons so they can work together to give the user a pleasant experience when making selections within the app.

Radio Group

A widget that groups radio buttons so they can work together to give the user a pleasant experience when making selections within the app.

Installation

In the pubspec.yaml of your flutter project, add the following dependency:

dependencies:
  radio_group_v2: ^3.2.1

Import it to each file you use it in:

import 'package:radio_group_v2/radio_group_v2.dart';

Usage

Example 1

This example is a very basic, vertical radio group.

RadioGroupController myController = RadioGroupController();

RadioGroup(
  controller: myController,
  values: ["Choice1", "Choice2", "Choice3"],
)

Example 2

This example is a horizontal radio group with some decoration, and it starts with the first button selected.

RadioGroupController myController = RadioGroupController();

RadioGroup(
  controller: myController,
  values: ["Choice1", "Choice2", "Choice3"],
  indexOfDefault: 0,
  orientation: RadioGroupOrientation.Horizontal,
  decoration: RadioGroupDecoration(
    spacing: 10.0,
    labelStyle: TextStyle(
      color: Colors.blue,
    ),
    activeColor: Colors.amber,
  ),
)

Example 3

This example shows how to programmatically select an item using two different methods.

RadioGroupController myController = RadioGroupController();

List<String> items = ["Choice1", "Choice2", "Choice3"];

RadioGroup(
  controller: myController,
  values: items,
)

// Method 1 - Selects a specific item from the list.
myController.value = items[1];

// Method 2 - Selects whatever item is at the given
//            index in the list.
myController.selectAt(2);

Example 4

This example shows how to retrieve the selected value.

RadioGroupController myController = RadioGroupController();

RadioGroup(
  controller: myController,
  values: ["Choice1", "Choice2", "Choice3"],
)

String selected = myController.value.toString();

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