引入provider状态管理,避免深层嵌套传递信息 周视图和月视图，联动 增加日志输出类LogUtil，方便查看调试 增加example例子 性能优化develop
xiaodong
5 years ago
parent
7f006e6081
commit
6d9d752d16
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import 'package:flutter/material.dart';
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import 'package:flutter_custom_calendar/flutter_custom_calendar.dart';
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/**
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* 默认风格+单选
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*/
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class OnlyWeekPage extends StatefulWidget {
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OnlyWeekPage({Key key, this.title}) : super(key: key);
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final String title;
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@override
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_OnlyWeekPageState createState() => _OnlyWeekPageState();
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}
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class _OnlyWeekPageState extends State<OnlyWeekPage> {
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ValueNotifier<String> text;
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ValueNotifier<String> selectText;
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CalendarController controller;
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@override
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void initState() {
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DateTime now = DateTime.now();
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controller = new CalendarController(
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minYear: now.year,
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minYearMonth: now.month - 2,
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maxYear: now.year,
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maxYearMonth: now.month + 1,
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showMode: Constants.MODE_SHOW_ONLY_WEEK);
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controller.addMonthChangeListener(
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(year, month) {
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text.value = "$year年$month月";
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},
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);
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controller.addOnCalendarSelectListener((dateModel) {
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//刷新选择的时间
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selectText.value =
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"单选模式\n选中的时间:\n${controller.getSingleSelectCalendar()}";
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});
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text = new ValueNotifier("${DateTime.now().year}年${DateTime.now().month}月");
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selectText = new ValueNotifier(
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"单选模式\n选中的时间:\n${controller.getSingleSelectCalendar()}");
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text(widget.title),
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),
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body: new Container(
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child: new Column(
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children: <Widget>[
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new Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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new IconButton(
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icon: Icon(Icons.navigate_before),
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onPressed: () {
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// controller.moveToPreviousMonth();
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controller.previousPage();
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}),
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ValueListenableBuilder(
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valueListenable: text,
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builder: (context, value, child) {
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return new Text(text.value);
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}),
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new IconButton(
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icon: Icon(Icons.navigate_next),
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onPressed: () {
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// controller.moveToNextMonth();
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controller.nextPage();
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}),
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],
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),
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CalendarViewWidget(
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calendarController: controller,
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),
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ValueListenableBuilder(
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valueListenable: selectText,
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builder: (context, value, child) {
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return new Text(selectText.value);
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}),
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],
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),
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),
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floatingActionButton: FloatingActionButton(
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onPressed: () {
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controller.toggleExpandStatus();
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},
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tooltip: 'Increment',
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child: Icon(Icons.add),
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), // This trailing comma makes auto-formatting nicer for build methods.
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);
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}
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}
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