To get the size/position of a widget on screen, you can use GlobalKey to get its BuildContext to then find the RenderBox of that specific widget, which will contain its global position and rendered size. There is just one thing to be careful of: That context may not exist if the widget is not rendered. …
You have to set the JAVA_HOME Environment Variable. On Windows, I solved the issue as follows: Download the Java JDK from here and install it. (This links to version 15, which requires you to create an account in order to download. Version 16 is available to download without creating an account, but it has caused …
You need to get the TabBar controller and call its animateTo() method from the button onPressed() handle. import ‘package:flutter/material.dart’; void main() => runApp(new MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return new MaterialApp( title: ‘Flutter Demo’, home: new MyTabbedPage(), ); } } class MyTabbedPage extends StatefulWidget { const MyTabbedPage({Key key}) : …
TL;DR: As long as are able to encode any image into raw bytes such as Uint8List, you should be fine using it as a marker. As of now, you can use Uint8List data to create your markers with Google Maps. That means that you can use raw data to paint whatever you want as a …
My apologies. This is not a direct answer on the topic’s question! But If someone needs to get the size of a Text widget — this method can help. It helped me in creation of custom menu widget. class TextSized extends StatelessWidget { const TextSized({Key key}) : super(key: key); @override Widget build(BuildContext context) { final …
Text shadows are now a property of TextStyle as of this commit To enable text shadows, please make sure you are on an up-to-date version of Flutter ($ flutter upgrade) and provide a List<Shadow> to TextStyle.shadows: import ‘dart:ui’; … Text( ‘Hello, world!’, style: TextStyle( shadows: <Shadow>[ Shadow( offset: Offset(10.0, 10.0), blurRadius: 3.0, color: Color.fromARGB(255, 0, …
The easiest solution is to add the isExpanded property to true in DropdownButton For example: new DropdownButton( isExpanded: true, //Adding this property, does the magic items: [ new DropdownMenuItem( child: Text(“Some large text that needs to be wrapped or ellipsized”, overflow: TextOverflow.ellipsis), ), new DropdownMenuItem( child: Text(“This is another large text that needs to be …
You can use the minLeadingWidth on your ListTile. The default value is 40, so you can use a lower value to make your leading and title come closer. ListTile( leading : Icon(Icons.settings), title : Text(“Settings”), minLeadingWidth : 10, );
Right click on D/EGL_emulation … in your RUN console window Click “Fold Lines Like This” Edit the filter that’s just been added to only contain D/EGL_emulation. All these lines will be removed from the RUN console window now
use MaterialApp.onGenerateRoute property like this: onGenerateRoute: (RouteSettings settings) { print(‘build route for ${settings.name}’); var routes = <String, WidgetBuilder>{ “hello”: (ctx) => Hello(settings.arguments), “other”: (ctx) => SomeWidget(), }; WidgetBuilder builder = routes[settings.name]; return MaterialPageRoute(builder: (ctx) => builder(ctx)); }, now you can simply use NavigatorState.pushNamed: Navigator.of(context).pushNamed(“hello”, arguments: “world”); here you have some test Hello widget: class Hello …