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flutter_custom_calendar/example/lib/red_style_page.dart

239 lines
6.6 KiB

import 'package:flutter/material.dart';
import 'package:flutter_custom_calendar/flutter_custom_calendar.dart';
class RedStylePage extends StatefulWidget {
RedStylePage({Key key, this.title}) : super(key: key);
final String title;
@override
_RedStylePageState createState() => _RedStylePageState();
}
class _RedStylePageState extends State<RedStylePage> {
ValueNotifier<String> text;
ValueNotifier<String> selectText;
CalendarController controller;
Map<DateModel, String> customExtraData = {};
Color pinkColor = Color(0xffFF8291);
@override
void initState() {
super.initState();
controller = new CalendarController(
showMode: CalendarConstants.MODE_SHOW_MONTH_AND_WEEK,
extraDataMap: customExtraData);
controller.addMonthChangeListener(
(year, month) {
text.value = "$year$month";
},
);
controller.addOnCalendarSelectListener((dateModel) {
//刷新选择的时间
selectText.value =
"单选模式\n选中的时间:\n${controller.getSingleSelectCalendar()}";
});
text = new ValueNotifier("${DateTime.now().year}${DateTime.now().month}");
selectText = new ValueNotifier(
"单选模式\n选中的时间:\n${controller.getSingleSelectCalendar()}");
}
@override
Widget build(BuildContext context) {
var calendarWidget = CalendarViewWidget(
calendarController: controller,
margin: EdgeInsets.only(top: 20),
weekBarItemWidgetBuilder: () {
return CustomStyleWeekBarItem();
},
dayWidgetBuilder: (dateModel) {
return CustomStyleDayWidget(dateModel);
},
);
return SafeArea(
child: Scaffold(
appBar: AppBar(),
body: new Container(
color: Colors.white,
padding: EdgeInsets.symmetric(horizontal: 20),
child: new Column(
crossAxisAlignment:CrossAxisAlignment.stretch ,
children: <Widget>[
SizedBox(
height: 20,
),
Stack(
alignment: Alignment.center,
children: <Widget>[
ValueListenableBuilder(
valueListenable: text,
builder: (context, value, child) {
return new Text(
"${text.value}",
style: TextStyle(
fontSize: 20,
color: Colors.black,
fontWeight: FontWeight.w700),
);
}),
Positioned(
left: 0,
child: Icon(
Icons.notifications,
color: pinkColor,
),
),
Positioned(
right: 40,
child: Icon(
Icons.search,
color: pinkColor,
),
),
Positioned(
right: 0,
child: Icon(
Icons.add,
color: pinkColor,
),
),
],
),
calendarWidget,
ValueListenableBuilder(
valueListenable: selectText,
builder: (context, value, child) {
return Padding(
padding: const EdgeInsets.all(20.0),
child: new Text(selectText.value),
);
}),
],
),
),
floatingActionButton: FloatingActionButton(
onPressed: () {
controller.toggleExpandStatus();
},
tooltip: 'Increment',
child: Icon(Icons.add),
), // This trailing comma makes auto-formatting nicer for build methods.
),
);
}
}
class CustomStyleWeekBarItem extends BaseWeekBar {
final List<String> weekList = ["M", "T", "W", "T", "F", "S", "S"];
//可以直接重写build方法
@override
Widget build(BuildContext context) {
List<Widget> children = List();
var items = getWeekDayWidget();
children.add(Row(
children: items,
));
children.add(Divider(
color: Colors.grey,
));
return Column(
children: children,
);
}
@override
Widget getWeekBarItem(int index) {
return new Container(
margin: EdgeInsets.only(top: 10, bottom: 10),
child: new Center(
child: new Text(
weekList[index],
style:
TextStyle(fontWeight: FontWeight.w700, color: Color(0xffBBC0C6)),
),
),
);
}
}
class CustomStyleDayWidget extends BaseCombineDayWidget {
CustomStyleDayWidget(DateModel dateModel) : super(dateModel);
final TextStyle normalTextStyle =
TextStyle(fontWeight: FontWeight.w700, color: Colors.black);
final TextStyle noIsCurrentMonthTextStyle =
TextStyle(fontWeight: FontWeight.w700, color: Colors.grey);
@override
Widget getNormalWidget(DateModel dateModel) {
return Container(
margin: EdgeInsets.all(8),
child: new Stack(
alignment: Alignment.center,
children: <Widget>[
new Column(
mainAxisSize: MainAxisSize.max,
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
//公历
new Expanded(
child: Center(
child: new Text(
dateModel.day.toString(),
style: dateModel.isCurrentMonth
? normalTextStyle
: noIsCurrentMonthTextStyle,
),
),
),
],
),
],
),
);
}
@override
Widget getSelectedWidget(DateModel dateModel) {
return Container(
// margin: EdgeInsets.all(8),
decoration: new BoxDecoration(
shape: BoxShape.circle,
color: Color(0xffFF8291),
),
child: new Stack(
alignment: Alignment.center,
children: <Widget>[
new Column(
mainAxisSize: MainAxisSize.max,
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
//公历
new Expanded(
child: Center(
child: new Text(
dateModel.day.toString(),
style: TextStyle(color: Colors.white),
),
),
),
],
),
],
),
);
}
}