sliver_calendar 0.1.0 sliver_calendar: ^0.1.0 copied to clipboard
Display a calendar view for flutter.
import 'package:flutter/material.dart';
import 'package:sliver_calendar/sliver_calendar.dart';
import 'package:timezone/timezone.dart';
import 'package:flutter/services.dart' show rootBundle;
import 'package:flutter_native_timezone/flutter_native_timezone.dart';
import 'dart:math';
import 'dart:typed_data';
import 'dart:async';
void main() async {
ByteData loadedData;
await Future.wait([
rootBundle.load('assets/timezone/2018c.tzf').then((ByteData data) {
loadedData = data;
print('loaded data');
})
]);
initializeDatabase(loadedData.buffer.asUint8List());
runApp(new MyApp());
}
class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return new MaterialApp(
title: 'Flutter Calendar',
theme: new ThemeData(
primarySwatch: Colors.blue,
),
home: new MyHomePage(title: 'Flutter Calendar demo'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => new _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
List<CalendarEvent> events = <CalendarEvent>[];
Location loc;
Random random = new Random();
void initState() {
super.initState();
}
Widget buildItem(BuildContext context, CalendarEvent e) {
return new Card(
child: new ListTile(
title: new Text("Event ${e.index}"),
subtitle: new Text("Yay for events"),
leading: const Icon(Icons.gamepad),
),
);
}
List<CalendarEvent> getEvents(DateTime start, DateTime end) {
if (loc != null && events.length == 0) {
TZDateTime nowTime =
new TZDateTime.now(loc).subtract(new Duration(days: 5));
for (int i = 0; i < 20; i++) {
TZDateTime start =
nowTime.add(new Duration(days: i + random.nextInt(10)));
events.add(new CalendarEvent(
index: i,
instant: start,
instantEnd: start.add(new Duration(minutes: 30))));
}
}
return events;
}
@override
Widget build(BuildContext context) {
return new Scaffold(
appBar: new AppBar(
title: new Text(widget.title),
),
body: new Column(
children: <Widget>[
new FutureBuilder<String>(
future: FlutterNativeTimezone.getLocalTimezone(),
builder: (BuildContext context, AsyncSnapshot<String> tz) {
if (tz.hasData) {
loc = getLocation(tz.data);
return new Expanded(
child: new CalendarWidget(
initialDate: new TZDateTime.now(loc),
location: loc,
buildItem: buildItem,
getEvents: getEvents,
bannerHeader:
new AssetImage("assets/images/calendarheader.jpg"),
monthHeader:
new AssetImage("assets/images/calendarbanner.jpg"),
),
);
} else {
return new Center(
child: new Text("Getting the timezone"),
);
}
},
),
],
),
);
}
}