This is my JSON: { 'malls' : [{'id':1 , 'name': 'salam'},{'id':2 , 'name': 'salam2'}] } And this is my modeling JSON classes: class MALL { final int id; final String name; MALL({required this.id, required this.name}); factory MALL.fromJson(Map<String, dynamic> data) {…
i'm new to flutter and wanted to ask how to perform the bottom centre overflow the container in the stack widget. I'm tried but have not been able to get the expected result that I want. Actual Result: Expected Result:
This is the entire code of the page, whenever I reload the page I get this error for a few seconds and then it disappears. I know the code is very messy and I am sorry for that but this…
I want to display a chart that retrieve from firebase firestore but its says that The argument type 'Future<List<PieChartSectionData>>' can't be assigned to the parameter type 'List<PieChartSectionData>?' on the line sections: showingSections(); . Here are my codes, children: <Widget>[ const…
in my programme i want to call the same path inside a methode called getPhoto()=>upload(statefulwidget) to other file or statefulwidget Future getPhoto() async{ FirebaseFirestore fearbase = FirebaseFirestore.instance; Reference ref=FirebaseStorage.instance .ref() .child("${widget.user}/ProfileData") .child("Url_$postId"); await ref.putFile(file!); downloadUrl=await ref.getDownloadURL(); // upload image to…
I facing this error Error: The argument type 'Object?' can't be assigned to the parameter type 'Widget?'. tabs_screen.dart:34 Object is from dart:core. Widget is from package:flutter/src/widgets/framework.dart ('/C:/flutter_windows_3.3.4-stable/flutter/packages/flutter/lib/src/widgets/framework.dart'). framework.dart:1 body: _pages[_selectPageIndex]['page']. Code class TapScreen extends StatefulWidget { const TapScreen({super.key}); @override State<TapScreen>…
Introduce the problem I use an email to log in. If I log out and try to log in to the same email using Google, the UID of the account changes. I can't change back to the old UID. How…
I have the following FutureBuilder: child: FutureBuilder( future: fetchNotifications(widget.usuarioId), builder: (context, snapshot) { if (snapshot.hasData) { List<dynamic>? filteredList = snapshot.data as List; return ListView.separated( separatorBuilder: (BuildContext context, int index) => new Divider( color: Colors.black26, thickness: 0.5, ), itemCount: filteredList.length, shrinkWrap:…
I have two drop downs, and I want to do things when they get values selected. One of those is to change the second buttondrop items based on what's selected in the first dropdown. For example: Dropdown1 is a list…
How do I show a different image if a _readProfile is null I tried the picture above and it is erroring out