this should solve your problem, var phoneNumber = new Row( mainAxisSize: MainAxisSize.min, children: <Widget>[ Expanded( child: new Padding( padding: const EdgeInsets.all(20.0), child: countryCodePicker, ), ), Expanded( child: new Padding( padding: const EdgeInsets.all(20.0), child: mobileNumber, ), ), ], ); hope it helps!
If you see the black window background of the activity showing until Flutter renders its first frame, add this on your AndroidManifest, between < activity> … < /activity> <meta-data android:name=”io.flutter.embedding.android.SplashScreenDrawable” android:resource=”@drawable/launch_background” />
Applying VisualDensity allows you to expand or contract the height of list tile. VisualDensity is compactness of UI elements. Here is an example: // negative value to contract ListTile( title: Text(‘Tile title’), dense: true, visualDensity: VisualDensity(vertical: -3), // to compact onTap: () { // tap actions }, ) // positive value to expand ListTile( title: … Read more
You have to wrap the content inside another Widget (preferably Stateless). Example: Change From: import ‘package:flutter/material.dart’; void main() { runApp(new MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: ‘Trial’, home: Scaffold( appBar: AppBar(title: Text(‘List scroll’)), body: Container( child: Text(“Hello world”), ))); } } to this: import ‘dart:async’; import … Read more
With the form field variant, you can use the OutlineInputBorder InputBorder, used normally for input text fields: DropdownButtonFormField( … decoration: const InputDecoration( border: OutlineInputBorder(), ), ), The way the form field does this can be replicated and used with the regular DropdownButton: InputDecorator( decoration: const InputDecoration(border: OutlineInputBorder()), child: DropdownButtonHideUnderline( child: DropdownButton( … ), ), ),
Place your gif in your images folder of your project and mention it in pubspec.yaml file,just like you do for images. Image.asset( “images/loading.gif”, height: 125.0, width: 125.0, ),
TextFormField causes the issue. It needs constraints for width. E.g. wrap it into Expanded widget or Container with width.
As a workaround, in your case, you can do something like this class MySeparator extends StatelessWidget { const MySeparator({Key? key, this.height = 1, this.color = Colors.black}) : super(key: key); final double height; final Color color; @override Widget build(BuildContext context) { return LayoutBuilder( builder: (BuildContext context, BoxConstraints constraints) { final boxWidth = constraints.constrainWidth(); const dashWidth = … Read more
Widget createListView(BuildContext context, AsyncSnapshot snapshot) { RaisedButton button = RaisedButton( onPressed: () { setState(() {}); }, child: Text(‘Refresh’), ); //.. here create widget with snapshot data and with necessary button }
You also don’t need to override any class, simply use: Navigator.of(context).push( PageRouteBuilder( opaque: false, // set to false pageBuilder: (_, __, ___) => Page2(), ), );