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main.dart
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import 'package:flutter/cupertino.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter_form_builder/flutter_form_builder.dart';
import 'package:intl/intl.dart';
import 'data.dart';
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter FormBuilder Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
// brightness: Brightness.dark,
inputDecorationTheme: InputDecorationTheme(
// labelStyle: TextStyle(color: Colors.purple),
border: OutlineInputBorder(
gapPadding: 10,
),
),
),
home: MyHomePage(),
);
}
}
class MyHomePage extends StatefulWidget {
@override
MyHomePageState createState() {
return MyHomePageState();
}
}
class MyHomePageState extends State<MyHomePage> {
var data;
bool autoValidate = true;
bool readOnly = false;
bool showSegmentedControl = true;
final GlobalKey<FormBuilderState> _fbKey = GlobalKey<FormBuilderState>();
final GlobalKey<FormFieldState> _specifyTextFieldKey =
GlobalKey<FormFieldState>();
ValueChanged _onChanged = (val) => print(val);
var genderOptions = ['Male', 'Female', 'Other'];
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('FormBuilder Example'),
),
body: Padding(
padding: EdgeInsets.all(10),
child: ListView(
children: <Widget>[
FormBuilder(
// context,
key: _fbKey,
// autovalidate: true,
initialValue: {
'movie_rating': 3,
},
readOnly: false,
child: Column(
children: <Widget>[
FormBuilderFilterChip(
attribute: 'filter_chip',
decoration: InputDecoration(
labelText: 'Select many options',
),
options: [
FormBuilderFieldOption(
value: 'Test', child: Text('Test')),
FormBuilderFieldOption(
value: 'Test 1', child: Text('Test 1')),
FormBuilderFieldOption(
value: 'Test 2', child: Text('Test 2')),
FormBuilderFieldOption(
value: 'Test 3', child: Text('Test 3')),
FormBuilderFieldOption(
value: 'Test 4', child: Text('Test 4')),
],
),
SizedBox(height: 15),
FormBuilderChoiceChip(
attribute: 'choice_chip',
decoration: InputDecoration(
labelText: 'Select an option',
),
options: [
FormBuilderFieldOption(
value: 'Test', child: Text('Test')),
FormBuilderFieldOption(
value: 'Test 1', child: Text('Test 1')),
FormBuilderFieldOption(
value: 'Test 2', child: Text('Test 2')),
FormBuilderFieldOption(
value: 'Test 3', child: Text('Test 3')),
FormBuilderFieldOption(
value: 'Test 4', child: Text('Test 4')),
],
),
SizedBox(height: 15),
SizedBox(height: 15),
FormBuilderColorPicker(
attribute: 'color_picker',
// initialValue: Colors.yellow,
colorPickerType: ColorPickerType.SlidePicker,
decoration: InputDecoration(labelText: 'Pick Color'),
),
SizedBox(height: 15),
FormBuilderChipsInput(
decoration: InputDecoration(labelText: 'Chips'),
attribute: 'chips_test',
onChanged: _onChanged,
initialValue: [
Contact('Andrew', 'stock@man.com',
'https://d2gg9evh47fn9z.cloudfront.net/800px_COLOURBOX4057996.jpg'),
],
maxChips: 5,
findSuggestions: (String query) {
if (query.isNotEmpty) {
var lowercaseQuery = query.toLowerCase();
return contacts.where((profile) {
return profile.name
.toLowerCase()
.contains(query.toLowerCase()) ||
profile.email
.toLowerCase()
.contains(query.toLowerCase());
}).toList(growable: false)
..sort((a, b) => a.name
.toLowerCase()
.indexOf(lowercaseQuery)
.compareTo(b.name
.toLowerCase()
.indexOf(lowercaseQuery)));
} else {
return const <Contact>[];
}
},
chipBuilder: (context, state, profile) {
return InputChip(
key: ObjectKey(profile),
label: Text(profile.name),
avatar: CircleAvatar(
backgroundImage: NetworkImage(profile.imageUrl),
),
onDeleted: () => state.deleteChip(profile),
materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
);
},
suggestionBuilder: (context, state, profile) {
return ListTile(
key: ObjectKey(profile),
leading: CircleAvatar(
backgroundImage: NetworkImage(profile.imageUrl),
),
title: Text(profile.name),
subtitle: Text(profile.email),
onTap: () => state.selectSuggestion(profile),
);
},
),
SizedBox(height: 15),
FormBuilderDateTimePicker(
attribute: 'date',
onChanged: _onChanged,
inputType: InputType.time,
decoration: InputDecoration(
labelText: 'Appointment Time',
),
validator: (val) => null,
initialTime: TimeOfDay(hour: 8, minute: 0),
// initialValue: DateTime.now(),
// readonly: true,
),
SizedBox(height: 15),
FormBuilderDateRangePicker(
attribute: 'date_range',
firstDate: DateTime(1970),
lastDate: DateTime.now(),
initialValue: [DateTime.now().subtract(Duration(days: 30)), DateTime.now().subtract(Duration(seconds: 10))],
format: DateFormat('yyyy-MM-dd'),
onChanged: _onChanged,
decoration: InputDecoration(
labelText: 'Date Range',
helperText: 'Helper text',
hintText: 'Hint text',
),
),
SizedBox(height: 15),
FormBuilderSlider(
attribute: 'slider',
validators: [FormBuilderValidators.min(6)],
onChanged: _onChanged,
min: 0.0,
max: 10.0,
initialValue: 7.0,
divisions: 20,
activeColor: Colors.red,
inactiveColor: Colors.pink[100],
decoration: InputDecoration(
labelText: 'Number of things',
),
),
SizedBox(height: 15),
FormBuilderRangeSlider(
attribute: 'range_slider',
validators: [FormBuilderValidators.min(6)],
onChanged: _onChanged,
min: 0.0,
max: 100.0,
initialValue: RangeValues(4, 7),
divisions: 20,
activeColor: Colors.red,
inactiveColor: Colors.pink[100],
decoration: InputDecoration(
labelText: 'Price Range',
),
),
SizedBox(height: 15),
FormBuilderCheckbox(
attribute: 'accept_terms',
initialValue: false,
onChanged: _onChanged,
leadingInput: true,
label: RichText(
text: TextSpan(
children: [
TextSpan(
text: 'I have read and agree to the ',
),
TextSpan(
text: 'Terms and Conditions',
style: TextStyle(color: Colors.blue),
recognizer: TapGestureRecognizer()
..onTap = () {
print('launch url');
},
),
],
),
),
validators: [
FormBuilderValidators.requiredTrue(
errorText:
'You must accept terms and conditions to continue',
),
],
),
SizedBox(height: 15),
Text(
'This value is passed along to the [Text.maxLines] attribute of the [Text] widget used to display the hint text.',
style: Theme.of(context).inputDecorationTheme.labelStyle,
),
FormBuilderTextField(
attribute: 'age',
decoration: InputDecoration(
labelText:
'This value is passed along to the [Text.maxLines] attribute of the [Text] widget used to display the hint text.',
),
onChanged: _onChanged,
valueTransformer: (text) {
return text == null ? null : num.tryParse(text);
},
validators: [
FormBuilderValidators.required(),
FormBuilderValidators.numeric(),
// FormBuilderValidators.max(70),
FormBuilderValidators.minLength(2, allowEmpty: true),
],
keyboardType: TextInputType.number,
),
SizedBox(height: 15),
FormBuilderDropdown(
attribute: 'gender',
decoration: InputDecoration(
labelText: 'Gender',
border: UnderlineInputBorder(
borderSide: BorderSide(
color: Colors.green,
width: 20,
),
),
),
// initialValue: 'Male',
hint: Text('Select Gender'),
validators: [FormBuilderValidators.required()],
items: genderOptions
.map((gender) => DropdownMenuItem(
value: gender,
child: Text('$gender'),
))
.toList(),
),
SizedBox(height: 15),
FormBuilderTypeAhead(
decoration: InputDecoration(
labelText: 'Country',
),
attribute: 'country',
onChanged: _onChanged,
itemBuilder: (context, country) {
return ListTile(
title: Text(country),
);
},
controller: TextEditingController(text: ''),
initialValue: 'Uganda',
suggestionsCallback: (query) {
if (query.isNotEmpty) {
var lowercaseQuery = query.toLowerCase();
return allCountries.where((country) {
return country.toLowerCase().contains(lowercaseQuery);
}).toList(growable: false)
..sort((a, b) => a
.toLowerCase()
.indexOf(lowercaseQuery)
.compareTo(
b.toLowerCase().indexOf(lowercaseQuery)));
} else {
return allCountries;
}
},
),
SizedBox(height: 15),
FormBuilderTypeAhead<Contact>(
decoration: InputDecoration(
labelText: 'Contact Person',
),
initialValue: contacts[0],
attribute: 'contact_person',
onChanged: _onChanged,
itemBuilder: (context, Contact contact) {
return ListTile(
title: Text(contact.name),
subtitle: Text(contact.email),
);
},
selectionToTextTransformer: (Contact c) => c.email,
suggestionsCallback: (query) {
if (query.isNotEmpty) {
var lowercaseQuery = query.toLowerCase();
return contacts.where((contact) {
return contact.name
.toLowerCase()
.contains(lowercaseQuery);
}).toList(growable: false)
..sort((a, b) => a.name
.toLowerCase()
.indexOf(lowercaseQuery)
.compareTo(b.name
.toLowerCase()
.indexOf(lowercaseQuery)));
} else {
return contacts;
}
},
),
SizedBox(height: 15),
FormBuilderRadio(
decoration:
InputDecoration(labelText: 'My chosen language'),
attribute: 'best_language',
leadingInput: true,
onChanged: _onChanged,
validators: [FormBuilderValidators.required()],
options: ['Dart', 'Kotlin', 'Java', 'Swift', 'Objective-C']
.map((lang) => FormBuilderFieldOption(
value: lang,
child: Text('$lang'),
))
.toList(growable: false),
),
SizedBox(height: 15),
/*FormBuilderRadioGroup(
decoration: InputDecoration(labelText: 'Pick a number'),
attribute: 'number',
readOnly: true,
options: [
FormBuilderFieldOption(
value: 1,
child: Text('One'),
),
FormBuilderFieldOption(
value: 2,
child: Text('Two'),
),
FormBuilderFieldOption(
value: 3,
child: Text('Three'),
),
],
),*/
SizedBox(height: 15),
FormBuilderSegmentedControl(
decoration:
InputDecoration(labelText: 'Movie Rating (Archer)'),
attribute: 'movie_rating',
textStyle: TextStyle(fontWeight: FontWeight.bold),
options: List.generate(5, (i) => i + 1)
.map((number) => FormBuilderFieldOption(
value: number,
child: Text(
'$number',
style: TextStyle(fontWeight: FontWeight.bold),
),
))
.toList(),
onChanged: _onChanged,
),
SizedBox(height: 15),
FormBuilderSwitch(
label: Text('I Accept the tems and conditions'),
attribute: 'accept_terms_switch',
initialValue: true,
onChanged: _onChanged,
),
SizedBox(height: 15),
FormBuilderTouchSpin(
decoration: InputDecoration(labelText: 'Stepper'),
attribute: 'stepper',
initialValue: 10,
step: 1,
iconSize: 48.0,
addIcon: Icon(Icons.arrow_right),
subtractIcon: Icon(Icons.arrow_left),
),
SizedBox(height: 15),
FormBuilderRate(
decoration: InputDecoration(labelText: 'Rate this form'),
attribute: 'rate',
iconSize: 32.0,
initialValue: 1.0,
max: 5.0,
onChanged: _onChanged,
// readOnly: true,
filledColor: Colors.red,
emptyColor: Colors.pink[100],
isHalfAllowed: true,
),
SizedBox(height: 15),
FormBuilderCheckboxList(
decoration:
InputDecoration(labelText: 'The language of my people'),
attribute: 'languages',
initialValue: ['Dart'],
leadingInput: true,
options: [
FormBuilderFieldOption(value: 'Dart'),
FormBuilderFieldOption(value: 'Kotlin'),
FormBuilderFieldOption(value: 'Java'),
FormBuilderFieldOption(value: 'Swift'),
FormBuilderFieldOption(value: 'Objective-C'),
],
onChanged: _onChanged,
),
SizedBox(height: 15),
FormBuilderImagePicker(
attribute: 'images',
decoration: InputDecoration(
labelText: 'Images',
),
maxImages: 3,
iconColor: Colors.red,
// readOnly: true,
validators: [
FormBuilderValidators.required(),
(images) {
if (images.length < 2) {
return 'Two or more images required.';
}
return null;
}
],
),
SizedBox(height: 15),
FormBuilderCountryPicker(
initialValue: 'Germany',
attribute: 'country',
cursorColor: Colors.black,
// style: TextStyle(color: Colors.black, fontSize: 18),
priorityListByIsoCode: ['US'],
valueTransformer: (value) {
return value.isoCode;
},
decoration: InputDecoration(
border: OutlineInputBorder(), labelText: 'Country'),
validators: [
FormBuilderValidators.required(
errorText: 'This field required.'),
],
),
SizedBox(height: 15),
FormBuilderPhoneField(
attribute: 'phone_number',
initialValue: '+254',
// defaultSelectedCountryIsoCode: 'KE',
cursorColor: Colors.black,
// style: TextStyle(color: Colors.black, fontSize: 18),
decoration: InputDecoration(
border: OutlineInputBorder(),
labelText: 'Phone Number',
),
onChanged: _onChanged,
priorityListByIsoCode: ['US'],
validators: [
FormBuilderValidators.numeric(
errorText: 'Invalid phone number'),
FormBuilderValidators.required(
errorText: 'This field reqired')
],
),
SizedBox(height: 15),
FormBuilderSignaturePad(
decoration: InputDecoration(labelText: 'Signature'),
attribute: 'signature',
// height: 250,
clearButtonText: 'Start Over',
onChanged: _onChanged,
),
SizedBox(height: 15),
FormBuilderRadioGroup(
attribute: 'radio_group',
decoration: InputDecoration(labelText: 'Radio Group'),
onChanged: _onChanged,
options: [
FormBuilderFieldOption(value: 'Male',),
FormBuilderFieldOption(value: 'Female',),
],
),
SizedBox(height: 15),
FormBuilderCustomField(
attribute: 'name',
validators: [
FormBuilderValidators.required(),
],
initialValue: 'Argentina',
formField: FormField(
enabled: true,
builder: (FormFieldState<dynamic> field) {
return InputDecorator(
decoration: InputDecoration(
labelText: 'FormBuilderCustomField',
contentPadding:
EdgeInsets.only(top: 10.0, bottom: 0.0),
border: InputBorder.none,
errorText: field.errorText,
),
child: Container(
height: 200,
child: CupertinoPicker(
itemExtent: 30,
children:
allCountries.map((c) => Text(c)).toList(),
onSelectedItemChanged: (index) {
print(index);
field.didChange(allCountries[index]);
},
),
),
);
},
),
),
],
),
),
Row(
children: <Widget>[
Expanded(
child: MaterialButton(
color: Theme.of(context).accentColor,
child: Text(
'Submit',
style: TextStyle(color: Colors.white),
),
onPressed: () {
if (_fbKey.currentState.saveAndValidate()) {
print(_fbKey
.currentState.value['contact_person'].runtimeType);
print(_fbKey.currentState.value);
} else {
print(_fbKey
.currentState.value['contact_person'].runtimeType);
print(_fbKey.currentState.value);
print('validation failed');
}
},
),
),
SizedBox(
width: 20,
),
Expanded(
child: MaterialButton(
color: Theme.of(context).accentColor,
child: Text(
'Reset',
style: TextStyle(color: Colors.white),
),
onPressed: () {
_fbKey.currentState.reset();
},
),
),
],
),
],
),
),
);
}
}