In Dart the as operator doesn’t allow you to change the actual structure of an Object, it just allows you to provide a hint that an object might have a more specific type. For example, if you had a dog and an animal class you could use as to specify that your animal is actually … Read more
At the time of this writing, there are no known plugins that do that. There are two options moving forward, based on timeline for when you need this functionality: Wait for someone to create a plugin that does this Create the plugin yourself. Follow the Apple Docs and write a custom Flutter plugin (and then … Read more
It seems like you are trying to close something which is defined in your AppProvider class. If AppProvider class is extending ChangeNotifier, the change notifier class provides dispose method, you can override it and then call the close function inside the AppProvider class only.
Although seeing a full list isn’t implemented yet (as seen in the issue linked in the comments), the overridable methods to appear in the completion list as long as you’ve typed something; even if it’s only a single character. You can use Ctrl+Space to force the completion list to open if required.
For anyone that is looking for an answer to this, I have a solution that has been working well whenever I needed something similar. This is how I’ve managed it: class ScrollOrFitBottom extends StatelessWidget { final Widget scrollableContent; final Widget bottomContent; ScrollOrFitBottom({this.scrollableContent, this.bottomContent}); @override Widget build(BuildContext context) { return CustomScrollView( slivers: <Widget>[ SliverFillRemaining( hasScrollBody: false, … Read more
You do not have to do controller..text = text; inside onChanged because the controller’s text automatically changes once you connect it to TextField. The reason is once you set some text to controller, it re-applies the text thus moving the cursor at front. In your case : TextField( decoration: InputDecoration( border: InputBorder.none ), controller: controller, … Read more
Flutter supports loading of assets by automatically choosing DPI dependent resources, see https://flutter.io/assets-and-images/#declaring-resolution-aware-image-assets for how the mechanism works. Flutter should scale text according to devicePixelRatio value. Here is an example app showing you how that works: import ‘package:flutter/material.dart’; void main() { runApp(new MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return … Read more
I got the solution for this. If you want to write native code or edit existing native code you have to open the “android” part of your project specifically. You can do that be going to : File -> Open ….. Then browse to your current project and select its “android” folder and open it … Read more