All Questions
496
questions
0
votes
2
answers
54
views
Composable not recomposing when state is changed inside the ViewModel
I am trying to show a circular progress indicator, when syncing of files start by setting syncing state to true.
when syncing ends the variable becomes false.
This is the code of my MainViewModel.
...
0
votes
0
answers
28
views
How to Persist Bitmap Image State Across Navigation in Jetpack Compose with CameraX?
I implemented a camera feature using Jetpack Compose. Here is my current implementation:
ViewModel:
var originImageUri = mutableStateOf<Uri?>(null)
private set
View:
var capturedImageUri by ...
0
votes
2
answers
116
views
Why is the status reset in Compose?
I am experiencing a very strange problem. I'm making a method to handle click events on the screen, as I want to save all the pointers in a map with their id and position, I have a state class in ...
- 424
0
votes
1
answer
71
views
Problems trying changing states in Maui with DrawingView
I´m using a DrawView in Maui Android to get the sign of a person. I get perfectly the stream of the image, create a pdf with that image and then Navigate to the next view perfectly. I am binding the ...
- 19
0
votes
0
answers
22
views
Is there a way to change/define state in using an emptyComposeRule?
I have a page that uses both Views and Compose and I'm trying to create an automated test for it.
Referring to https://developer.android.com/jetpack/compose/testing. You are able to define a state ...
0
votes
0
answers
41
views
Widget not constantly rebuilding + State issues
In my audio player I'm currently facing an issue. So how I set up the controls for the song (pause/play, rewind, etc.) is that when you click on a button, a modal sheet pops up. In that modal sheet ...
0
votes
0
answers
71
views
What is the right approach to handle asynchronous task in compose (Android)
As I am making progress in learning compose and Android in general. I need some help regarding best approach to handle async task.
lets say I have a button that call some methods of a view model
//...
- 471
1
vote
0
answers
40
views
Idea needed: How to make viewmodel state - drag&drop in compose list that can be edited
I have a very simple list on the screen. Data goes from viewmodel state from database as observable flow (very ordinary case)
List item is very simple: it has id, name, order_ (the order of item in ...
- 476
0
votes
2
answers
574
views
Observing a variable's state within a ViewModel
I'm trying to wrap my head around ViewModels and how variables within are observed. I would like to figure out how to observe variables within a ViewModel and trigger actions when they do change. ...
0
votes
2
answers
399
views
In Jetpack Compose, how can you make a new element always appear on the top of whatever content there is?
I have two buttons, each one will make a text appear on the top of the screen content.
If I press Button A, then a text "Here is A" should appear at the top of the screen. If I press Button ...
- 15
1
vote
0
answers
181
views
How to implement a global UI state for isLoading in Android Jetpack Compose?
I'm working on an Android Jetpack Compose project and I want to implement a global UI state to handle loading indicators across different screens. What's the recommended approach to create a global ...
- 191
1
vote
1
answer
85
views
How to remember state during recomposition in compose?
@SuppressLint("DiscouragedApi")
@Composable
fun PuzzleScreen(
navController: NavHostController,
sharedViewModel: SharedViewModel,
letter: String,
puzzleViewModel: ...
0
votes
2
answers
64
views
Modifying mutableList value outside of composable not saving one parameter, but saving other
I have an object, Day, with 2 required parameters; An id (Int) which is generated in another composable (which is transferring the value correctly), and a values parameter which is a list of Doubles (...
0
votes
1
answer
128
views
Flutter UI State only updates when I hot reload
so heres how it looks like:
when i press add and input any data it saves it but doesnt update the ui so for some reason only when i hotreload it updates dashboarditems list to like this:
idk what ...
- 13
0
votes
0
answers
32
views
Android composable doesnt recompose after deleting item from room db
I have a room db holds favorite entities and i have a stateflow containing list of favorites in database
and i have another boolean state holds if a specific favorite is in the db but when i delete ...
