Flutter 在Flatter中的网页中显示类似的对话框提示

Flutter 在Flatter中的网页中显示类似的对话框提示,flutter,Flutter,我想显示一个类似于通知/提示这样的对话框。是否可以在颤振中显示?您可以复制下面的粘贴运行完整代码 您可以使用软件包 在publispec.yaml中,用于解决问题 flushbar: git: url: https://github.com/AndreHaueisen/flushbar.git ref: 13c55a8 代码片段 flush = Flushbar( title: "Hey Ninja", message:

我想显示一个类似于通知/提示这样的对话框。是否可以在颤振中显示?

您可以复制下面的粘贴运行完整代码
您可以使用软件包
publispec.yaml
中,用于解决问题

flushbar:
    git:
      url: https://github.com/AndreHaueisen/flushbar.git
      ref: 13c55a8
代码片段

flush = Flushbar(
      title: "Hey Ninja",
      message:
          "Lorem Ipsum is simply dummy text of the printing and typesetting industry",
      flushbarPosition: FlushbarPosition.TOP,
      flushbarStyle: FlushbarStyle.FLOATING,
      reverseAnimationCurve: Curves.decelerate,
      forwardAnimationCurve: Curves.elasticOut,
      backgroundColor: Colors.red,
      boxShadows: [
        BoxShadow(
            color: Colors.blue[800], offset: Offset(0.0, 2.0), blurRadius: 3.0)
      ],
      backgroundGradient:
          LinearGradient(colors: [Colors.blueGrey, Colors.black]),
      isDismissible: true,
工作演示

完整代码

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

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;
  Flushbar flush;

  void _incrementCounter() {
    flush = Flushbar(
      title: "Hey Ninja",
      message:
          "Lorem Ipsum is simply dummy text of the printing and typesetting industry",
      flushbarPosition: FlushbarPosition.TOP,
      flushbarStyle: FlushbarStyle.FLOATING,
      reverseAnimationCurve: Curves.decelerate,
      forwardAnimationCurve: Curves.elasticOut,
      backgroundColor: Colors.red,
      boxShadows: [
        BoxShadow(
            color: Colors.blue[800], offset: Offset(0.0, 2.0), blurRadius: 3.0)
      ],
      backgroundGradient:
          LinearGradient(colors: [Colors.blueGrey, Colors.black]),
      isDismissible: true,
      //duration: Duration(seconds: 10),
      icon: Icon(
        Icons.camera,
        color: Colors.greenAccent,
      ),
      showProgressIndicator: true,
      progressIndicatorBackgroundColor: Colors.blueGrey,
      titleText: Text(
        "Hello Hero",
        style: TextStyle(
            fontWeight: FontWeight.bold,
            fontSize: 20.0,
            color: Colors.yellow[600],
            fontFamily: "ShadowsIntoLightTwo"),
      ),
      messageText: Column(
        children: <Widget>[
          Text(
            "You killed that giant monster in the city. Congratulations!",
            style: TextStyle(
                fontSize: 18.0,
                color: Colors.green,
                fontFamily: "ShadowsIntoLightTwo"),
          ),
          Row(children: <Widget>[
            FlatButton(
              onPressed: () {
                flush.dismiss();
              },
              child: Text(
                "NO THANKS",
                style: TextStyle(color: Colors.amber),
              ),
            ),
            FlatButton(
              onPressed: () {
                flush.dismiss();
              },
              child: Text(
                "ALLOW",
                style: TextStyle(color: Colors.amber),
              ),
            )
          ])
        ],
      ),
    )..show(context);
    setState(() {
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            Text(
              'You have pushed the button this many times:',
            ),
            Text(
              '$_counter',
              style: Theme.of(context).textTheme.display1,
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ),
    );
  }
}
导入“包装:颤振/材料.省道”;
导入“包:flushbar/flushbar.dart”;
void main()=>runApp(MyApp());
类MyApp扩展了无状态小部件{
@凌驾
小部件构建(构建上下文){
返回材料PP(
标题:“颤振演示”,
主题:主题数据(
主样本:颜色。蓝色,
),
主页:MyHomePage(标题:“颤振演示主页”),
);
}
}
类MyHomePage扩展StatefulWidget{
MyHomePage({Key,this.title}):超级(Key:Key);
最后的字符串标题;
@凌驾
_MyHomePageState createState()=>\u MyHomePageState();
}
类_MyHomePageState扩展状态{
int _计数器=0;
冲洗杆冲洗;
void _incrementCounter(){
刷新=刷新条(
标题:“嗨,忍者”,
信息:
“Lorem Ipsum只是印刷和排版行业的虚拟文本”,
flushbarPosition:flushbarPosition.TOP,
flushbarStyle:flushbarStyle.FLOATING,
反转动画曲线:曲线。减速,
forwardAnimationCurve:Curves.elasticOut,
背景颜色:Colors.red,
箱形阴影:[
箱形阴影(
颜色:颜色。蓝色[800],偏移量:偏移量(0.0,2.0),模糊半径:3.0)
],
背景梯度:
LinearGradient(颜色:[颜色.蓝灰色,颜色.黑色]),
是的,是的,
//持续时间:持续时间(秒数:10),
图标:图标(
图标,照相机,
颜色:Colors.greenAccent,
),
showProgressIndicator:对,
progressIndicatorBackgroundColor:颜色。蓝灰色,
标题文本:文本(
“你好,英雄”,
样式:TextStyle(
fontWeight:fontWeight.bold,
字体大小:20.0,
颜色:颜色。黄色[600],
fontFamily:“阴影之光2号”),
),
messageText:列(
儿童:[
正文(
“你在城里杀死了那个巨大的怪物。恭喜你!”,
样式:TextStyle(
字体大小:18.0,
颜色:颜色。绿色,
fontFamily:“阴影之光2号”),
),
世界其他地区(儿童:[
扁平按钮(
已按下:(){
同花顺;
},
子:文本(
“不,谢谢”,
样式:TextStyle(颜色:Colors.amber),
),
),
扁平按钮(
已按下:(){
同花顺;
},
子:文本(
“允许”,
样式:TextStyle(颜色:Colors.amber),
),
)
])
],
),
)…显示(上下文);
设置状态(){
_计数器++;
});
}
@凌驾
小部件构建(构建上下文){
返回脚手架(
appBar:appBar(
标题:文本(widget.title),
),
正文:中(
子:列(
mainAxisAlignment:mainAxisAlignment.center,
儿童:[
正文(
“您已经按了这么多次按钮:”,
),
正文(
“$”计数器“,
样式:Theme.of(context).textTheme.display1,
),
],
),
),
浮动操作按钮:浮动操作按钮(
按下时:\ u递增计数器,
工具提示:“增量”,
子:图标(Icons.add),
),
);
}
}

Hey@chunhunghan这对Flitter web有用吗…?很高兴能帮上忙。如果对您有帮助,请将此标记为答案,谢谢。