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Flutter GlobalKey currentState is Null When working with Flutter, a GlobalKey is a unique identifier for widgets. It allows you to reference and interact with widgets from outside their own build methods. Understanding GlobalKey and currentState A GlobalKey can be used to maintain a reference to a widget’s State object, which provides access to the … Read more

Flutter Global Key Current Context Null: When facing the “Flutter Global Key Current Context Null” issue, it means that you are trying to access the current context where a global key is required, but none is available. This commonly occurs when using GlobalKey within a widget that is not yet fully built or attached to … Read more

“`html Flutter Get User Agent To get the user agent in a Flutter application, you can use the flutter_webview_plugin package. This package provides a webview widget that allows you to display web content within your Flutter app. First, add the flutter_webview_plugin package to your pubspec.yaml file: dependencies: flutter_webview_plugin: ^0.3.10 Then, run flutter pub get to … Read more

Flutter: Get Safe Area Height Flutter provides a way to get the safe area height by using the MediaQuery class. The safe area height represents the portion of the screen that is not covered by system bars (like the status bar or navigation bar) and is usually used to avoid rendering content behind these bars. … Read more

“`html To get the number of days in a month using Flutter, you can use the `DateTime` class and its methods. Here’s an example: import ‘package:flutter/material.dart’; import ‘package:intl/intl.dart’; void main() { runApp(MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( appBar: AppBar( title: Text(‘Number of Days in a … Read more

Flutter – Get Navigation Bar Height To retrieve the height of the navigation bar in Flutter, you can use the querying system for physical dimensions provided by the Flutter framework. Specifically, you can utilize the MediaQuery class along with the Padding class to achieve this. Example: Suppose you have a Flutter application with a bottom … Read more

Flutter get IMEI To get the International Mobile Equipment Identity (IMEI) of a device in a Flutter application, you can use the flutter_imei package. This package provides a simple API to fetch the IMEI number of the device. Step 1: Add dependency To use the flutter_imei package, add it as a dependency in your pubspec.yaml … Read more

Flutter Get Device Name To retrieve the device name in Flutter, you can use the `device_info` package. This package provides access to various information about the current device, including the device name. Step 1: Add the `device_info` package to your pubspec.yaml file In your Flutter project, open the `pubspec.yaml` file and add the following line … Read more

Get Current Route Name in Flutter In Flutter, you can obtain the current route name by using the ModalRoute class and accessing its settings property. Here’s an example on how to get the current route name: import ‘package:flutter/material.dart’; void main() { runApp(MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( … Read more

How to get ‘context’ in a stateless widget in Flutter In a stateless widget, you cannot directly access the ‘context’ object, as it is only available in the build method. However, there are a few workarounds you can use to get the ‘context’ in a stateless widget: 1. Using a Builder Widget You can use … Read more