I am new in WPF Application with pattern MVVM and I have a particular situation that I do not know how to solve it. I builted a system to switch environments (P
Similar to UWP TextBox Background when Focused I am attempting to set some application-wide style guides for Focused TextBox elements in my application. My prob
Can anyone explain what the ProofingMenuFlyout is for in WinUI 3 on a TextBox? The documentation for it is bare with no example on how to use it. What I'm actua
I have a weird issue. In my application (witten with C# .net framework 4.8 with Microsoft's MVVM toolkit) I have a ListView bound to a BindingList<VisualMach
I am trying to get a single value off of a JSON return. My call is doing an HttpClient call to a webservice, it returns me my Json object. I need to now get a v
I have an issue with popup placement. If the combobox encounters the edge of the screen then the target origin changes to the top-left corner of the target area
In my program, I use ScrollViewer to display elements inside, but the problem is that when the ScrollViewer is filled with content, its height automatically cha
In my program, I use ScrollViewer to display elements inside, but the problem is that when the ScrollViewer is filled with content, its height automatically cha
I'm have try drawing color picker by Ellipse LinearGradientBrush. <Ellipse Width="200" Height="200"> <Ellipse.Fill> <VisualBrush Tile
In a .xaml file, I have a number of Textbox objects that are linked to data paths as such: <TextBox Text="{Binding Path=Var1}"> These variables (like Var
I was trying to use Databinding in my Xamarin app. After implementing, just like the many instructions suggest, it just always crashes while loading the app. Wi
Private Property DataTable As DataTable Public Property DataView As DataView Public Sub New() InitializeComponent() DataTable = New DataTable()
Is it possible to nest formatted strings in XAML without creating a custom class? Here is an example of what I want to achieve: Format a string, e.g. "inner sta
The above header refers. I would like to make this change so I can implement expanding lists (whereby my some of my list of items could have sub-items that can
I have a custom control in Xamarin.Forms app that's described via XAML. For example, CustomControl.xaml: <ContentView xmlns="http://xamarin.com/schemas/2014/
I have this (simplified) layout in XAML using Xamarin Forms: <controls:MyTabItemView> <ScrollView> <Grid> ......
when i try to call a event from the main wind if a control is in a template in itemcontainerstyle when the run a System.NullReferenceException: 'Object referenc
Using the drag drop sample https://github.com/xamarin/xamarin-forms-samples/tree/main/WorkingWithGestures/DragAndDropGesture I'm not sure its actually a notify
How do I bind a callback function to a DataTemplate inside a HeaderTemplate in WinUI3? After reading various answers it appears the DataContext inside a HeaderT
I've downloaded the Visual Studio Image Library, which contains XAML icons. For example, this is the content of the file FolderClosed_16x.xaml: <!-- This fil