I have a screen to create a post. There is a TextFormField there and I added dispose to its TextEditingController. However, I get an error: ════════ Exception caught by widgets library ═══════════════════════════════════ A TextEditingController was used after being disposed. ════════════════════════════════════════════════════════════════════════════════…
When we click on any option the red dot should be visible otherwise red dot should not be visible. So, I'm thinking about using the visible but I can't using it properly. So, please help me in this.
I have learned that to make a Text wrap, you have to wrap it inside a Flexible() and set softWrap: true. I have a ListView() with items generated by the following code: return Container( constraints: const BoxConstraints(maxWidth: 300), child: Row(mainAxisSize:…
Main question Hello! In Flutter I am using BLoC, and more specifically cubits, to manage the state of my app. I have a few states in my weather_state.dart file: WeatherInitial WeatherLoading WeatherLoaded WeatherError For the latter, I would like to…
I have a function named saveData which is executed on pressing a button. I want if I click on the button I execute saveData function and the value of the button become stop then when I click on stop the…
I'm using camera to get image stream in flutter. I'm getting this error while start stream Uncaught (in promise) Error: Assertion failed: file:///home/rahul/snap/flutter/common/flutter/.pub- cache/hosted/pub.dartlang.org/camera-0.9.8+1/lib/src/camera_controller.dart:422:12 defaultTargetPlatform == TargetPlatform.android || default here is my code // ignore_for_file: unused_local_variable, avoid_print, unused_element, unused_import, depend_on_referenced_packages,…
How to scroll the search widget along with the list view result flutter whenever I use singlechildscrollview it gives an error.Help me to solve the issue. How to scroll the search widget along with the list view result flutter whenever…
I am calling form below for add and edit operations.When clicked on edit button I have to get details of particular document based on its unique Id, so when clicked on edit I am calling API in initState() but when…
I'm making a pomodoro app in flutter right now and I'm almost finished except I can't position and modify the size of the Container that shows the pomodoros text and the number of pomodoros. ` import 'dart:async'; import 'package:flutter/material.dart'; class…
I want to update value in TextField but it become like this And this my issue code Widget build(BuildContext context) { final certificatesData = Provider.of < Certificates > (context); final cerData = certificatesData.certData; if (cerData != null) { print("test in");…