13 questions
2
votes
1
answer
1k
views
ContentView - Binding Context is set to null
Currently I am playing around with .Net Maui but I maybe it's the same behavior as Xamarin.
I've created a simple Search-Control which is based on a ContentView.
ObjectSearchControl.xaml
<...
- 512
0
votes
1
answer
843
views
Best way to load a grouped collection on Xamarin.Forms ListView/CollectionView with incremental loading
What would be the best way to load a grouped collection on Xamarin.Forms ListView/CollectionView with incremental loading?
For example, say a collection contains several groups and each group contains ...
- 396
0
votes
2
answers
693
views
Is there a way to have 2 different objects following one another in a CollectionView in Xamarin.Forms?
I have a CollectionView that shows a list of Categories object like so:
And I'd like to have a list of SubCategories to be listed right after it as if it was the same list.
I know CollectionView only ...
- 135
0
votes
1
answer
185
views
How can I add a SelectionChanged in a CollectionView from code?
I would like to call a function when a cell of a Collection View (created in cs) were tapped.
Here is the code:
new StackLayout { Orientation = StackOrientation.Horizontal,
...
- 23
1
vote
1
answer
2k
views
Xamarin community toolkit TouchEffect.Command not working in CollectionView
I'm trying to have a long press and short press command in a CollectionView. I'm using Xamarin.Community.ToolKit But target ViewModel Command is not being called. TouchEffect works when it's outside ...
1
vote
2
answers
1k
views
CollectionView VisualStateManager can't change selection color
I am trying to customize the selection color of a cell in a CollectionView but no matter how I try it, it's always an ugly grey.
I want my item template to have rounded corners, but when I select an ...
- 3,851
1
vote
1
answer
975
views
How can I visually make my Selected Item in a CollectionView (Horizontal), show at the center of my screen?
I have a ListView with some items, and when I select one of those items, I am moved to a new page with a Horizontal CollectionView, with my SelectedItem as the item I selected on the page before. I ...
- 335
1
vote
1
answer
4k
views
Xamarin.Forms implement Lazy Loading in CollectionView
This is my CollectionView xaml file:
<ContentPage.Content>
<Grid>
<StackLayout>
<RefreshView IsRefreshing="{Binding IsRefreshing, Mode=...
- 1,256
0
votes
1
answer
252
views
Object Binding in CollectionView is not working properly with SwipeItem
In my ContentPage XAML file, I have a CollectionView setup like this:
<ScrollView Grid.Row="1" Padding="0,0,0,0" BackgroundColor="LightGray" IsVisible="{ Binding ...
- 43
0
votes
0
answers
100
views
e.CenterItemIndex turns to 0, each time group is change (OS)
I am using Scrolled event in collectionView for iOS. If CollectionView contains groups, e.CenterItemIndex turns to 0 each time group is changing.
Is there any way i can fix this?
private void ...
- 65
0
votes
1
answer
208
views
CollectionView GridItemsLayout Change BackgroundColor of nested Item (Button)
I have a problem concerning a CollectionView with a GridItemsLayout. In my application, I have a StackLayout with a horizontal CollectionView(GridItemsLayout), which contains a Button bound to a ...
- 43
0
votes
1
answer
458
views
How to use FindByName in CollectionView
How to implement FindByName inside a CollectionView with GestureRecognizers as the call. Please correct if something is wrong.
private void ItemTapped(object sender, EventArgs e)
{
...
- 59
1
vote
1
answer
221
views
CollectionView updating ImageButton scroll repeating UI issue
I've got a CollectionView containing an ImageButton. When the image is pressed I replace a.png with b.png.
This is working fine but when I scroll down the list, every 10th item is now showing b.png!
...
- 5,143