checkbox_formfield 0.1.0+2

This package contains checkbox widgets that can be used as FormField. As of April 2020, Flutter does not provide easy-to-use checkbox FormField to developers, so this package instead can provide a sim [...]

checkbox_formfield

A few kinds of checkbox that can be used as FormField

Getting Started

This library currently has two Widgets.

• CheckboxListTileFormField: Use CheckboxListTile in Form
• CheckboxIconFormField: Use two Icons as if they consist a checkbox and also in Form

Demo

Usage sample

class TaskEditPage extends StatelessWidget {
  final _formKey = GlobalKey<FormState>();

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(
          'Sample',
        ),
      ),
      body: Padding(
        padding: EdgeInsets.all(16),
        child: Column(
          children: <Widget>[
            Form(
              key: _formKey,
              child: Column(
                children: <Widget>[
                  CheckboxListTileFormField(
                    title: Text('Check!'),
                    onSaved: (bool value) {},
                    validator: (bool value) {
                      if (value) {
                        return null;
                      } else {
                        return 'False!';
                      }
                    },
                  ),
                  CheckboxIconFormField(
                    iconSize: 32,
                    onSaved: (bool value) {},
                  ),
                  RaisedButton(
                    onPressed: () {
                      if (_formKey.currentState.validate()) {
                        _formKey.currentState.save();
                      }
                    },
                    child: Text('Submit'),
                  ),
                ],
              ),
            ),
          ],
        ),
      ),
    );
  }
}

Specifications

CheckboxListTileFormField

Parameter	Description
key	FormField.key
title	CheckboxListTile.title
context	Provide a default color to errorColor
onSaved	FormField.onSaved
validator	FormField.validator
initialValue	FormField.initialValue
autovalidate	FormField.autovalidate
enabled	Whether the checkbox is enabled
dense	CheckboxListTile.dense
errorColor	Color of error message Default: Theme.errorColor (context is given), Colors.red (otherwise)
activeColor	CheckboxListTile.activeColor
checkColor	CheckboxListTile.checkColor
controlAffinity	CheckboxListTile.controlAffinity
secondary	CheckboxListTile.secondary

CheckboxIconFormField

Parameter	Description
key	FormField.key
context	Provide a default color to errorColor
onSaved	FormField.onSaved
initialValue	FormField.initialValue
autovalidate	FormField.autovalidate
enabled	Whether the checkbox is enabled
trueIcon	IconData if true Default: Icons.check
falseIcon	IconData if false Default: Icons.check_box_outline_blank
trueIconColor	Color if true Default: Theme.accentIconTheme.color (if context is given), Theme.iconTheme.color (otherwise)
falseIconColor	Color if false Default: Theme.iconTheme.color
disabledColor	Color if disabled Default: Theme.disabledColor
padding	padding Default: 24.0
iconSize	Icon.size