All Questions
959 questions
0
votes
0
answers
33
views
ListView overlapping in the button
I am getting this issue and tried to fix this but cannot able to find what is the problem and how to do this can anyone help me in this
My locations sugggestions list is overlapping the use current ...
- 113
1
vote
1
answer
53
views
I'm having a problem inserting new items into the bottom of an reversed ListView in Flutter
i have this simple stateful widget:
class SomeListWidget extends StatefulWidget {
const SomeListWidget({super.key});
@override
State<SomeListWidget> createState() => ...
- 11
1
vote
0
answers
30
views
How to get a strong reference (i.e. a caller, owner or parent) to the ListTile a PopupMenu was called from?
I have a listview with a few itens (i.e. 15). This listview doesn't have an object attached to it. It's a simple list view with a array of list tiles.
When user long presses an item, it shows a popup ...
- 11
0
votes
2
answers
47
views
Why does my Flutter app crash when using a custom widget inside a ListView?
I'm creating a custom widget in Flutter to display a card with some dynamic content. It works perfectly on its own, but when I add it inside a ListView, the app crashes with a 'RenderBox was not laid ...
0
votes
0
answers
22
views
Vertical viewport was given unbounded height error while using nested scrollable widgets
I was trying to implement infinite scrolling with this package but since the PagedMasonryGridView is inside ListView its throws 'Vertical viewport was given unbounded height.
' error even though i ...
- 77
0
votes
0
answers
22
views
Flutter/Dart: How to stop reloading the Stream on keyboard action ListView.builder
I am building a chat app that stores conversation between users on Firestore. The app is working as expected in regards to send and receiving messages, but I am struggling with the stream being ...
0
votes
1
answer
89
views
How to overwrite a global variable's value by declaring it inside a listview
This is for a stopwatch functionality. The xCountUpDuration is the default time for the stopwatch and I have set it in 2 places, one is outside listview (Code 1) and the value is set to 0 and the ...
- 123
0
votes
0
answers
48
views
Horizontal listview.builder doesnt scroll in a container inside a stack widget in flutter
I cant get my listview.builder to scroll inside a column which is inside a container which is inside a stack
Listview.builder code
SizedBox(
height: 150.h,
...
- 35
0
votes
0
answers
18
views
filter a single string of ingredients that have all the ingredients from a list of strings
Im trying to filter recipes that have a single string of ingredients that have all the ingredients from resultData which is a list of strings. Cant figure how to do it. The current code rn only ...
0
votes
2
answers
25
views
List inside in two column show overflow issue
I have a overflow issue. I have list view inside of 2 column which show overflow issue.
Widget getViewMethod() {
return Column(children: [
Container(color: ColorConst.whiteColor, height: 40),
...
- 1,079
0
votes
1
answer
18
views
ListView scrolling as empty below the preceeding widgets even after setting height to the container
enter image description here
This is the code that I wrote. I am trying the make the listview start right below the text widgets and end right before the pay button.The Listview should disappear just ...
1
vote
4
answers
163
views
Unable to design a correct layout in flutter
I'm trying to make a task app with Flutter and Firebase.
I'm not the best for designing so I took a design from Dribbble that i'm trying to copy for my app.
Here is the link of the design.
Dribbble ...
- 43
1
vote
1
answer
200
views
Flutter: How to make curve listview
I want to make a curved list item but it doesn't work as expected
I've tried ListWheelScrollView and circle_wheel_scroll package. Basically, I can create the design I want. But problem:
I can't tap ...
- 1,048
0
votes
0
answers
37
views
Flutter/Dart: How to force PrefPage using a ListView to refresh screen?
I am using the pref library (v 2.7.1) to create a settings page within my flutter app. In particular, in the minimum code sample below, I am using the PrefPage widget which returns a ListView with the ...
- 2,741
0
votes
3
answers
182
views
Keyboard Dismisses Automatically After Typing or Removing One Character
I'm encountering an issue in my Flutter app where the keyboard dismisses automatically after typing or removing just one character in a TextFormField. I have a ListView.builder with Dismissible ...
- 91
2
votes
2
answers
649
views
Hovering over menu items on a ListTile highlights the list item that contains it and does not go away
With the following code below, when I click on the menu anchor button and hover my mouse over the menu items, the ListTile underneath it also gets highlighted. After that, toggling the menu off will ...
- 25
0
votes
2
answers
176
views
How to make a list view with automatic scrolling?
I want to create a horizontal list view that scrolls automatically without user intervention at a certain speed. Also, this scroll should be done infinitely and the list view should be repeated.
In ...
- 3
1
vote
1
answer
56
views
Can't scroll list of data when map inside Stack
I want only header of Table calendar to show the results on monthly basis that's why is overlap the calendar till header with another column where is show list of data everything is working fine but i ...
- 31
0
votes
1
answer
125
views
Flutter not rendering page
I am new to flutter and was not able to view my output eventhough there was no error in the code.
Here is what i was developing:
Now the error was in the list that is in the center.
Here are 2 codes ...
- 13
0
votes
3
answers
131
views
Flutter remove white space in ListView
I want to make a cover for the cover of movies, which includes two rows, the first row rotates from right to left and the second row rotates from left to right.
I also gave them an angle
But there is ...
- 13
0
votes
1
answer
65
views
How to add new element in exist element of ListView or create new ListView element?
I have the following situation: I want to create a ListView that contains collections are sorted by date. So, I have a question: how to add a new element of list to an existing widget or create a new ...
- 39
0
votes
1
answer
61
views
I'm making an application in Flutter but the items don't fit on the screen
I'm making an application in Flutter but the items don't fit on the screen, when I want to use ListView the position of the items get mixed up and it looks terrible, how can I edit these codes?
import ...
1
vote
1
answer
40
views
TextFormField in listview is not able to retain value on list refresh upon button click in flutter
I have a listview with TextFormField. I can add/remove these values on button click. Some of the data in the list is already there when it is created. It is updated from an array. But when I enter any ...
- 639
3
votes
1
answer
358
views
Flutter improves ExpansionTile with ListView.builder performance
I am trying to do create a view of ExpansionTile with ListView.builder as children. It works well but just if my ListView.builder become larger, it will need to take some time to render it which ...
- 328
1
vote
1
answer
68
views
BoxConstraints forces an infinite width (listview in a Column)
I am getting an error when I add the listview builder in the column.
I am getting the following error:
this is my task widget page:
import 'package:cloud_firestore/cloud_firestore.dart';
import '...
- 55
0
votes
1
answer
74
views
Flutter ListView.builder creating an extra height
I have a ListView inside a DefaultControllerTab, and for some reason it's creating an extra spacing above it, please check the image.
Scaffold
return Scaffold(
appBar: AppBar(
title: ...
- 774
0
votes
0
answers
71
views
ListView.builder (even Expanded) doesn't work in a column
I am trying to create a popup that shows a list of selected food with ListView.builder, but it throws RenderBox was not laid out: RenderPhysicalShape#8740e relayoutBoundary=up4and 'hasSize' error.
I ...
- 63
0
votes
3
answers
81
views
Make certain widget scrollable
I have a Column widget in my page. There are two widget in Column widget, one is ListTie, another is ListView.
Widget _showBody(BuildContext context) {
return Column(children: [
ListTile(
...
- 2,748
0
votes
1
answer
66
views
ListView.builder doesnt work properly with hive database
I'm making a pokemon go app which takes screenshot of a pokemon as input and creates a widget from some of it's properities. Everything seems to be working properly except ListView.builder. Previous ...
- 1
0
votes
2
answers
258
views
Flutter reorderable list
I am trying to create a simple Todo app. Working on the UI first so it's all dumb data, not user input at this point.
I can get it working fine with list view, but when I try with reorderable list, it'...
- 15
0
votes
1
answer
36
views
Consumer isn't working updated after calling notifyListner() in Flutter
I have class which is with a ChangeNotifer. When I'm calling a method in this class i'd like a list view to be updated.
Here is the class:
class WorkoutProvider with ChangeNotifier
{
List<...
- 11
0
votes
1
answer
74
views
How do I get this official Flutter ListView sample to scroll on iOS?
I want to create a scrollable ListView in a Flutter app. I tried copying sample code that uses ListView from this tutorial. I modified the list of items to make it longer than the screen. It is ...
- 3
0
votes
2
answers
468
views
How can I display the latest list item at the top of list in listviewbuilder (Flutter)?
I have made an expense tracking Flutter application that records expenses and stores them in an SQLite database, displaying them within a ListViewBuilder. However, I have encountered an issue ...
0
votes
1
answer
62
views
Is anyone familiar with number selection by a vertical circular scrollable list by edge fading for a circular illusion, like a suite case number lock
I need a number selection list which should spin or rotate vertically like a suite case number lock system which the user should able to scroll up and down and the list should slide circularly like a ...
0
votes
1
answer
186
views
Closure call with mismatched arguments: function 'TasksList.build.<anonymous closure>.<anonymous closure>.<anonymous closure>'
Hello I'm getting this error when I tried to run the app and its says that Closure call with mismatched arguments: function 'TasksList.build...'
Since this is my first time using the provider, i don't ...
0
votes
2
answers
52
views
After restarting flutter app, the added elements to the list are removed and from UI too
The Problem is that the List elements that the user enters in Textfields are rendered correctly. After App restart, the elements are removed from the List and from UI too.
Here is the code:
I created ...
0
votes
1
answer
242
views
Flutter Main thread performance
Cannot optimise UI with 20,000+ items.
In Screen A; from API response I'm getting JSON file URL of products list (20,000+ items). After receiving JSON file URL, for background process I have used ...
0
votes
1
answer
343
views
Display attribute of List item in a ListView in Flutter
I am creating a small Flutter program to get to know it but cannot display the 'description' attribute of a 'Task' object (which exists in a List) using a ListView Builder. I have tried it with ...
user20905878
0
votes
3
answers
969
views
Flutter - Filtering lists for use with ListView
I'm trying to put what I've learned in Udemy courses on Flutter to good use by building an app for a simple, fake shoe store. The main feature I'd like to have in the main page of the app is a ...
- 1
0
votes
2
answers
68
views
Error when using ListView builder in Flutter: Expected a value of type '(Object) => Widget'
I'm encountering an issue while working with my Flutter code. I'm trying to implement a ListView builder within a custom widget, but I'm getting an error message that says: 'Expected a value of type '(...
0
votes
1
answer
27
views
List not update on RefreshIndicator
After loading a refresh widget, the list of values that should be displayed on the widgets on the screen is not updated. What is causing this? With hot reload, it updates, but when forcing the value ...
- 1,725
0
votes
1
answer
94
views
Fade effect on the entering and the exiting child of ListWheelScrollView
As it can be seen in the GIF below that whenever the child exits the parent Container the child disappears without animation, which creates a bad impression on the user. How to add a smooth transition ...
- 162
0
votes
2
answers
57
views
how to show image in listview builder from database
please help me I want to show image in listview constructor, image name i stored in database. My image file is stored in Folders Pictures. I retrieve the image to display in the listview builder but ...
0
votes
1
answer
45
views
How to convert status from number to text
I'm storing the states in a table which I keep as numbers 0 and 1. I want to get these states displayed in the listview builder.
But I want these statuses to be displayed as text instead of numbers.
0 ...
0
votes
2
answers
52
views
How to fetch status from database to show
I want to fetch status from database and show in listview as text but status which i store in database is number, how can i set those status as text?
0 = start
2 = pending approval
3 = Approved
...
-1
votes
1
answer
938
views
How to get current index of listview in flutter?
I have list include 5 items, i want get current index when scroll. I was use scrollcontroller and addListener it. But when use this way it will lag when scroll. I want instead it with another way. How ...
- 27
1
vote
3
answers
475
views
Vertical direction zooming not working when listview is wrapped with interactive viewer widget in flutter
Requirement: Needs to have pinch zooming/panning in all directions and scrolling with fling support
Issue faced: To achieve this scenario tried wrapping listview.builder with interactiveviewer, but ...
1
vote
1
answer
2k
views
How to display an image in listview builder
I took pictures to show in listview builder, but I found that my images are not showing. I use image.network to pull the picture to show which my pictures are stored in the folder Problem_image and ...
- 15
0
votes
1
answer
50
views
How to get images from folder to show in listview builder?
I want to retrieve images from a folder. Problem_image shows in listview builder which name of image i stored in database i write code and try to run but found image not showing only blue color circle ...
- 7
0
votes
1
answer
137
views
Delay build function until initialization, Flutter
In the initState() of my StatefulWidget, I am calling a function called initializeNewGrid():
void initState() {
// get abbacus provider
abbacusProvider = Provider.of<AbbacusProvider>(context,...
- 47