cupertino_table_view 1.0.0

cupertino_table_view: ^1.0.0 copied to clipboard

example/lib/main.dart

import 'package:cupertino_table_view/cupertino_table_view.dart';
import 'package:flutter/material.dart';

void main() => runApp(const MyApp());

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Cupertino Table View Demo',
      theme: ThemeData(primarySwatch: Colors.blue),
      home: Scaffold(appBar: AppBar(title: const Text('CupertinoTableView')), body: CupertinoTableViewDemo()),
    );
  }
}

class CupertinoTableViewDemo extends StatefulWidget {
  const CupertinoTableViewDemo({Key? key}) : super(key: key);

  @override
  State<StatefulWidget> createState() => _CupertinoTableViewDemoState();
}

class _CupertinoTableViewDemoState extends State<CupertinoTableViewDemo> {
  late CupertinoTableViewDelegate tableViewDelegate;
  late RefreshConfig refreshConfig;

  int numberOfSections = 3;

  @override
  void initState() {
    super.initState();
    tableViewDelegate = generateDelegate();
    refreshConfig = generateRefreshConfig();
  }

  @override
  Widget build(BuildContext context) {
    return CupertinoTableView(
      delegate: tableViewDelegate,
      backgroundColor: Colors.black12,
      margin: EdgeInsets.only(left: 15, right: 15),
      padding: EdgeInsets.only(left: 15, right: 15),
      pressedOpacity: 0.4,
      refreshConfig: refreshConfig, //如果不想使用刷新能力，refreshConfig可以不传
    );
  }

  CupertinoTableViewDelegate generateDelegate() {
    return CupertinoTableViewDelegate(
      numberOfSectionsInTableView: () => numberOfSections,
      numberOfRowsInSection: (section) => (section + 1) * 2,
      cellForRowAtIndexPath: (context, indexPath) => Container(
        height: 60,
        color: indexPath.row.isEven ? Colors.red : Colors.blue,
      ),
      headerInSection: (context, section) => Container(height: 30),
      footerInSection: (context, section) => Container(height: 30),
      decorationForSection: (context, section) => BoxDecoration(
        borderRadius: BorderRadius.circular(12),
        boxShadow: [
          BoxShadow(
            color: Colors.black38,
            blurRadius: 3,
            spreadRadius: 0.5,
            offset: Offset(3, 3),
          ),
        ],
      ),
      marginForSection: EdgeInsets.only(left: 10, right: 10),
      dividerInTableView: (context) => Divider(
        height: 1,
        thickness: 1,
        indent: 15,
        endIndent: 15,
        color: Colors.black,
      ),
      canSelectRowAtIndexPath: (indexPath) => true,
      didSelectRowAtIndexPath: (indexPath) => print('$indexPath'),
    );
  }

  RefreshConfig generateRefreshConfig() {
    return RefreshConfig(
      refreshHeaderBuilder: (context, status) {
        return DefaultRefreshIndicator(
          text: 'header ${textFromStatus(status)}',
          icon: iconFromStatus(status),
        );
      },
      refreshFooterBuilder: (context, status) {
        return DefaultRefreshIndicator(
          text: 'footer ${textFromStatus(status)}',
          icon: iconFromStatus(status),
        );
      },
      onRefreshHeaderStatusChange: (controller, status) {
        if (status == RefreshStatus.refreshing) {
          Future.delayed(Duration(seconds: 3), () {
            controller.refreshHeaderStatus = RefreshStatus.completed;
            setState(() {
              numberOfSections = 3;
            });
          });
        }
      },
      onRefreshFooterStatusChange: (controller, status) {
        if (status == RefreshStatus.refreshing) {
          Future.delayed(Duration(seconds: 3), () {
            controller.refreshFooterStatus = RefreshStatus.completed;
            setState(() {
              numberOfSections = 5;
            });
          });
        }
      },
    );
  }

  String textFromStatus(RefreshStatus status) {
    switch (status) {
      case RefreshStatus.idle:
        return 'idle';
      case RefreshStatus.prepared:
        return 'prepared';
      case RefreshStatus.refreshing:
        return 'refreshing';
      case RefreshStatus.completed:
        return 'completed';
    }
  }

  Widget iconFromStatus(RefreshStatus status) {
    switch (status) {
      case RefreshStatus.idle:
        return const Icon(Icons.arrow_upward, color: Colors.grey);
      case RefreshStatus.prepared:
        return const Icon(Icons.arrow_downward, color: Colors.grey);
      case RefreshStatus.refreshing:
        return const SizedBox(
          width: 20,
          height: 20,
          child: CircularProgressIndicator(strokeWidth: 2.0),
        );
      case RefreshStatus.completed:
        return const Icon(Icons.done, color: Colors.grey);
    }
  }
}