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permission_handler
Commit 96e69098 by Maurits van Beusekom Committed by GitHub
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Merge pull request #344 from Baseflow/feature/baseflow_template 

Added baseflow plugin template
parents 7488eaec 4e59eff0
Showing with 384 additions and 96 deletions
permission_handler/example/lib/main.dart
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:flutter/widgets.dart';
import 'template/globals.dart';
void main() {
runApp(BaseflowPluginExample());
}
void main() => runApp(MyApp());
/// A Flutter application demonstrating the functionality of this plugin
class BaseflowPluginExample extends StatelessWidget {
/// [MaterialColor] to be used in the app [ThemeData]
final MaterialColor themeMaterialColor =
createMaterialColor(const Color.fromRGBO(48, 49, 60, 1));
/// Example Flutter Application demonstrating the functionality of the
/// Permission Handler plugin.
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
actions: <Widget>[
IconButton(
icon: const Icon(Icons.settings),
onPressed: () async {
var hasOpened = openAppSettings();
debugPrint('App Settings opened: ' + hasOpened.toString());
},
)
],
title: 'Baseflow $pluginName',
theme: ThemeData(
accentColor: Colors.white60,
backgroundColor: const Color.fromRGBO(48, 49, 60, 0.8),
buttonTheme: ButtonThemeData(
buttonColor: themeMaterialColor.shade500,
disabledColor: themeMaterialColor.withRed(200),
splashColor: themeMaterialColor.shade50,
textTheme: ButtonTextTheme.primary,
),
bottomAppBarColor: const Color.fromRGBO(57, 58, 71, 1),
hintColor: themeMaterialColor.shade500,
primarySwatch: createMaterialColor(const Color.fromRGBO(48, 49, 60, 1)),
textTheme: TextTheme(
bodyText1: TextStyle(
color: Colors.white,
fontSize: 16,
height: 1.3,
),
bodyText2: TextStyle(
color: Colors.white,
fontSize: 18,
height: 1.2,
),
button: TextStyle(color: Colors.white),
headline1: TextStyle(
color: Colors.white,
fontSize: 18,
),
),
body: Center(
child: ListView(
children: Permission.values
.where((Permission permission) {
if (Platform.isIOS) {
return permission != Permission.unknown &&
permission != Permission.sms &&
//permission != Permission.storage &&
permission != Permission.ignoreBatteryOptimizations &&
permission != Permission.accessMediaLocation;
} else {
return permission != Permission.unknown &&
permission != Permission.mediaLibrary &&
permission != Permission.photos &&
permission != Permission.reminders;
}
})
.map((permission) => PermissionWidget(permission))
.toList()),
visualDensity: VisualDensity.adaptivePlatformDensity,
inputDecorationTheme: InputDecorationTheme(
fillColor: const Color.fromRGBO(37, 37, 37, 1),
filled: true,
),
),
home: AppHome(title: 'Baseflow $pluginName example app'),
);
}
}
/// Permission widget which displays a permission and allows users to request
/// the permissions.
class PermissionWidget extends StatefulWidget {
/// Constructs a [PermissionWidget] for the supplied [Permission].
const PermissionWidget(this._permission);
/// Creates a [MaterialColor] based on the supplied [Color]
static MaterialColor createMaterialColor(Color color) {
List strengths = <double>[.05];
Map swatch = <int, Color>{};
final r = color.red, g = color.green, b = color.blue;
final Permission _permission;
@override
_PermissionState createState() => _PermissionState(_permission);
for (var i = 1; i < 10; i++) {
strengths.add(0.1 * i);
}
for (var strength in strengths) {
final ds = 0.5 - strength;
swatch[(strength * 1000).round()] = Color.fromRGBO(
r + ((ds < 0 ? r : (255 - r)) * ds).round(),
g + ((ds < 0 ? g : (255 - g)) * ds).round(),
b + ((ds < 0 ? b : (255 - b)) * ds).round(),
1,
);
}
return MaterialColor(color.value, swatch);
}
}
class _PermissionState extends State<PermissionWidget> {
_PermissionState(this._permission);
/// A Flutter example demonstrating how the [pluginName] plugin could be used
class AppHome extends StatefulWidget {
/// Constructs the [AppHome] class
AppHome({Key key, this.title}) : super(key: key);
final Permission _permission;
PermissionStatus _permissionStatus = PermissionStatus.undetermined;
/// The [title] of the application, which is shown in the application's
/// title bar.
final String title;
@override
void initState() {
super.initState();
_listenForPermissionStatus();
}
void _listenForPermissionStatus() async {
final status = await _permission.status;
setState(() => _permissionStatus = status);
}
_AppHomeState createState() => _AppHomeState();
}
Color getPermissionColor() {
switch (_permissionStatus) {
case PermissionStatus.denied:
return Colors.red;
case PermissionStatus.granted:
return Colors.green;
default:
return Colors.grey;
}
}
class _AppHomeState extends State<AppHome> {
static final PageController _pageController = PageController(initialPage: 0);
int _currentPage = 0;
@override
Widget build(BuildContext context) {
return ListTile(
title: Text(_permission.toString()),
subtitle: Text(
_permissionStatus.toString(),
style: TextStyle(color: getPermissionColor()),
return Scaffold(
appBar: AppBar(
backgroundColor: Theme.of(context).bottomAppBarColor,
title: Center(
child: Image.asset(
'res/images/baseflow_logo_def_light-02.png',
width: 140,
),
),
),
backgroundColor: Theme.of(context).backgroundColor,
body: PageView(
controller: _pageController,
children: pages,
onPageChanged: (page) {
setState(() {
_currentPage = page;
});
},
),
trailing: IconButton(
icon: const Icon(Icons.info),
onPressed: () {
checkServiceStatus(context, _permission);
}),
onTap: () {
requestPermission(_permission);
},
bottomNavigationBar: _bottomAppBar(),
);
}
void checkServiceStatus(BuildContext context, Permission permission) async {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text((await permission.status).toString()),
));
BottomAppBar _bottomAppBar() {
return BottomAppBar(
elevation: 5,
color: Theme.of(context).bottomAppBarColor,
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: List.unmodifiable(() sync* {
for (var i = 0; i < pages.length; i++) {
yield Expanded(
child: IconButton(
iconSize: 30,
icon: Icon(icons.elementAt(i)),
color: _bottomAppBarIconColor(i),
onPressed: () => _animateToPage(i),
),
);
}
}()),
),
);
}
Future<void> requestPermission(Permission permission) async {
final status = await permission.request();
void _animateToPage(int page) {
_pageController.animateToPage(page,
duration: Duration(milliseconds: 200), curve: Curves.linear);
}
setState(() {
print(status);
_permissionStatus = status;
print(_permissionStatus);
});
Color _bottomAppBarIconColor(int page) {
return _currentPage == page ? Colors.white : Theme.of(context).accentColor;
}
}
permission_handler/example/lib/plugin_example/permission_list.dart 0 → 100644
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
import 'permission_widget.dart';
/// Constructs a [ListView] containing [PermissionWidget] for each available
/// permission.
class PermissionList extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Center(
child: ListView(
children: Permission.values
.where((permission) {
if (Platform.isIOS) {
return permission != Permission.unknown &&
permission != Permission.sms &&
//permission != Permission.storage &&
permission != Permission.ignoreBatteryOptimizations &&
permission != Permission.accessMediaLocation;
} else {
return permission != Permission.unknown &&
permission != Permission.mediaLibrary &&
permission != Permission.photos &&
permission != Permission.reminders;
}
})
.map((permission) => PermissionWidget(permission))
.toList()),
);
}
}
permission_handler/example/lib/plugin_example/permission_widget.dart 0 → 100644
import 'package:flutter/material.dart';
import 'package:permission_handler/permission_handler.dart';
/// Permission widget which displays a permission and allows users to request
/// the permissions.
class PermissionWidget extends StatefulWidget {
/// Constructs a [PermissionWidget] for the supplied [Permission].
const PermissionWidget(this._permission);
final Permission _permission;
@override
_PermissionState createState() => _PermissionState(_permission);
}
class _PermissionState extends State<PermissionWidget> {
_PermissionState(this._permission);
final Permission _permission;
PermissionStatus _permissionStatus = PermissionStatus.undetermined;
@override
void initState() {
super.initState();
_listenForPermissionStatus();
}
void _listenForPermissionStatus() async {
final status = await _permission.status;
setState(() => _permissionStatus = status);
}
Color getPermissionColor() {
switch (_permissionStatus) {
case PermissionStatus.denied:
return Colors.red;
case PermissionStatus.granted:
return Colors.green;
default:
return Colors.grey;
}
}
@override
Widget build(BuildContext context) {
return ListTile(
title: Text(
_permission.toString(),
style: Theme.of(context).textTheme.bodyText1,
),
subtitle: Text(
_permissionStatus.toString(),
style: TextStyle(color: getPermissionColor()),
),
trailing: IconButton(
icon: const Icon(
Icons.info,
color: Colors.white,
),
onPressed: () {
checkServiceStatus(context, _permission);
}),
onTap: () {
requestPermission(_permission);
},
);
}
void checkServiceStatus(BuildContext context, Permission permission) async {
Scaffold.of(context).showSnackBar(SnackBar(
content: Text((await permission.status).toString()),
));
}
Future<void> requestPermission(Permission permission) async {
final status = await permission.request();
setState(() {
print(status);
_permissionStatus = status;
print(_permissionStatus);
});
}
}
permission_handler/example/lib/template/globals.dart 0 → 100644
import 'dart:core';
import 'package:flutter/material.dart';
import '../plugin_example/permission_list.dart';
import 'info_page.dart';
/// The name of the plugin, which will be displayed throughout the example App.
const String pluginName = 'Permission Handler';
/// Returns Github URL, which is shown in the [InfoPage].
const String githubURL =
'https://github.com/Baseflow/flutter-permission-handler';
/// Returns Baseflow URL, which is shown in the [InfoPage].
const String baseflowURL = 'https://baseflow.com';
/// Returns pub.dev URL, which is shown in the [InfoPage].
const String pubDevURL = 'https://pub.dev/packages/permission_handler';
/// [EdgeInsets] to define horizontal padding throughout the application.
const EdgeInsets defaultHorizontalPadding =
EdgeInsets.symmetric(horizontal: 24);
/// [EdgeInsets] to define vertical padding throughout the application.
const EdgeInsets defaultVerticalPadding = EdgeInsets.symmetric(vertical: 24);
/// Returns a [List] with [IconData] to show in the [AppHome] [AppBar].
final List<IconData> icons = [
Icons.list,
Icons.info_outline,
];
/// Returns a [List] with [Widget]s to construct pages in the [AppBar].
final List<Widget> pages = [
PermissionList(),
InfoPage(),
];
permission_handler/example/lib/template/info_page.dart 0 → 100644
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:url_launcher/url_launcher.dart';
import 'globals.dart';
/// [StatelessWidget] displaying information about Baseflow
class InfoPage extends StatelessWidget {
@override
Widget build(BuildContext context) {
return SizedBox.expand(
child: Align(
alignment: Alignment.bottomCenter,
child: SingleChildScrollView(
child: Padding(
padding: defaultHorizontalPadding + defaultVerticalPadding,
child: Column(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.end,
children: <Widget>[
Align(
alignment: Alignment.centerLeft,
child: Image.asset(
'res/images/poweredByBaseflowLogoLight@3x.png',
width: 250,
alignment: Alignment.centerLeft,
),
),
const Padding(
padding: EdgeInsets.symmetric(vertical: 24),
),
Text(
'This app showcases the possibilities of the $pluginName '
'plugin, powered by Baseflow. '
'This plugin is available as open source project on Github. '
'\n\n'
'Need help with integrating functionalities within your own '
'apps? Contact us at hello@baseflow.com',
style: Theme.of(context).textTheme.bodyText1,
),
const Padding(
padding: EdgeInsets.symmetric(vertical: 8),
),
_launcherRaisedButton(
'Find us on Github',
githubURL,
context,
),
_launcherRaisedButton(
'Find us on pub.dev',
pubDevURL,
context,
),
_launcherRaisedButton(
'Visit baseflow.com',
baseflowURL,
context,
),
const Padding(
padding: EdgeInsets.only(bottom: 30),
),
],
),
),
),
),
);
}
Widget _launcherRaisedButton(String text, String url, BuildContext context) {
return Container(
width: MediaQuery.of(context).size.width,
height: 50,
margin: const EdgeInsets.only(top: 24.0),
alignment: Alignment.center,
child: SizedBox.expand(
child: RaisedButton(
textTheme: Theme.of(context).buttonTheme.textTheme,
shape:
RoundedRectangleBorder(borderRadius: BorderRadius.circular(30.0)),
padding: const EdgeInsets.all(8),
child: Text(text),
onPressed: () => _launchURL(url),
),
),
);
}
Future<void> _launchURL(String url) async {
if (await canLaunch(url)) {
await launch(url);
} else {
throw 'Could not launch $url';
}
}
}
permission_handler/example/pubspec.yaml
......@@ -15,5 +15,12 @@ dev_dependencies:
permission_handler:
path: ../
url_launcher: ^5.4.11
flutter:
uses-material-design: true
assets:
- res/images/baseflow_logo_def_light-02.png
- res/images/poweredByBaseflowLogoLight@3x.png
permission_handler/example/res/images/baseflow_logo_def_light-02.png 0 → 100644
This diff was suppressed by a .gitattributes entry.
permission_handler/example/res/images/poweredByBaseflowLogoLight.png 0 → 100644
This diff was suppressed by a .gitattributes entry.
permission_handler/example/res/images/poweredByBaseflowLogoLight@2x.png 0 → 100644
This diff was suppressed by a .gitattributes entry.
permission_handler/example/res/images/poweredByBaseflowLogoLight@3x.png 0 → 100644
This diff was suppressed by a .gitattributes entry.
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