Flutter自定义组件插件express_widget的使用

在项目中安装

在项目的pubspec.yaml文件中安装此包。

dependencies:
  flutter:
    sdk: flutter
  express_widget: latest_version

运行flutter pub get以获取最新版本。

可用组件

• 输入文本框
• 按钮
• 确认对话框
• 空白组件
• 指示器
• 下拉刷新指示器
• 文本输入框
• 进度指示器

使用示例

以下是一个完整的示例代码，展示了如何在项目中使用express_widget插件。

示例代码

import 'package:express_widget_example/feature/animation_page.dart';
import 'package:express_widget_example/feature/button_page.dart';
import 'package:express_widget_example/feature/checkbox_page.dart';
import 'package:express_widget_example/feature/dialog_page.dart';
import 'package:express_widget_example/feature/express_shimmer_page.dart';
import 'package:express_widget_example/feature/input_field_page.dart';
import 'package:express_widget_example/feature/loading_page.dart';
import 'package:express_widget_example/feature/refresh_indicator_page.dart';
import 'package:express_widget_example/theme/dark_theme.dart';
import 'package:express_widget_example/theme/light_theme.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  SystemChrome.setEnabledSystemUIMode(SystemUiMode.edgeToEdge);
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {

  const MyApp({super.key});

  [@override](/user/override)
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      themeMode: ThemeMode.light,
      darkTheme: darkTheme,
      theme: lightTheme,
      home: const MyHomePage(title: 'Express Widget Testing'),
    );
  }
}

class MyHomePage extends StatefulWidget {

  const MyHomePage({super.key, required this.title});

  final String title;

  [@override](/user/override)
  State<MyHomePage> createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {

  [@override](/user/override)
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: SizedBox(
        width: MediaQuery.of(context).size.width,
        height: MediaQuery.of(context).size.height,
        child: SingleChildScrollView(
          physics: const AlwaysScrollableScrollPhysics(),
          child: Column(
            mainAxisAlignment: MainAxisAlignment.start,
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const ButtonPage()));
                },
                title: const Text("按钮"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const RefreshIndicatorPage()));
                },
                title: const Text("下拉刷新指示器"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const ExpressShimmerPage()));
                },
                title: const Text("骨架屏"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const LoadingPage()));
                },
                title: const Text("圆形进度条"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const InputFieldPage()));
                },
                title: const Text("输入框"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const DialogPage()));
                },
                title: const Text("对话框页面"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const AnimationPage()));
                },
                title: const Text("动画页面"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
              ListTile(
                onTap: () {
                  Navigator.of(context).push(MaterialPageRoute(builder: (BuildContext context) => const CheckBoxPage()));
                },
                title: const Text("复选框页面"),
                trailing: const Icon(Icons.chevron_right_outlined),
              ),
            ],
          ),
        ),
      ),
    );
  }
}