I'm quite new to flutter and i'm struggling to get my head around passing variables up the widget tree. I've written a very simple code to demonstrate what i'm trying to achieve and I was hoping someone could please spell…
I have a list of maps in flutter with each map having only 2 keys. I would like convert them into a single map where the first key is a key and the second key becomes the value. This is…
i have screen height 844 and bottom kBottomNavigationBarHeight 87 and before bottomNav i have a button which i want to give a margin between the button and bottomNav to look like this i want the margin to be responsive so…
This question has been asked many times but none of the methods worked for me. I've been trying to make these containers have the same width and height. I tried using Expanded but apperantly, it expands the children to fit…
I'm trying to create an overlay above an image, which should match the size of the image no matter which size I give the Container. This is my code I tried so far. Container( width: double.infinity, height: double.infinity, color: Colors.red,…
I am using google auth and i want to save user data in database...How can i get user details here and save it to database? Future<void> signUpWithGoogle( BuildContext context, bool mounted, ) async { final googleSignIn = GoogleSignIn(); final googleUser…
I want to hide/show TextField. If TextField show, Text hide... I've code like bellow. But it not working and no any error... Bellow is my reference code AlertDialog alert = AlertDialog( title: Container( color: Color.fromARGB(255, 8, 8, 8), child: Text('Submit',…
late AgoraClient _client; This is how I initialized the agora Client with a late modifier. Below is the AgoraVideoViewer children: [ AgoraVideoViewer( client: _client ), AgoraVideoButtons( client: _client ) ], I tried nulling the AgoraClient as shown below AgoraClient? _client;…
Hello I am working on a project here I have a multidimensional array with name and votes this is the array [[[Avoos, 0]], [[Abhiram MS, 1]], [[Amritha tg, 0]], [[usha, 2]]] I get this from the server,the problem is every…
Trying to pass null in a list.add(null) call but unable to do this since migrating to the null safety update. this is the error on bloc this is the model I have tried adding ?. to the List but having…