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Questions - winui-3

Get Element Root's ViewModel Context in WINUI3

I have a page which contains a ListView x:bound to an object in my ViewModel. This object contains a list of objects (timestamps) that contains a list of Subjects that contains a list of another objec...
test-img

h3ferd

xaml

mvvm

winui-3

winui

Votes: 0

Answers: 1

Latest Answer

Since there is no support for setting the AncestorType property of a RelativeSource in WinUI, there is no way to accomplish this in pure XAML without writing some code. You could implement an attached...
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mm8

Can you change the output directory for C++ WinRT generated headers?

Is there a way to change the output directory for the files generated by the midl stuff in C++ WinRT projects (The default seems to be ${ProjectDir}\Generated Files)? The reason I'm asking is because ...
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monoceres

c++

visual-studio

c++-winrt

winui-3

midl

Votes: 0

Answers: 0

Internal combase.dll error from using a FileOpenPicker

Context: First attempt to use Win-UI 3. Visual Studio 2019, 16.11.8, if it matters. I created a Blank App (WinUI 3 in Desktop) project. It creates a project with a "Clickme" button in the...
test-img

sillyrobot

c#

winui-3

Votes: 0

Answers: 1

Latest Answer

You need to capture and pass the window's HWND to the FileOpenPicker because reasons. Adding the following code between creation and method call fixes it: var hwnd = WinRT.Interop.WindowNa...
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sillyrobot

Resolving a Silent Deployed App Crash (WinUI3)

I have a WinUI3 (1.0.1) C# app which builds and runs with no problems under Visual Studio 2022. I can also deploy it (sideload) via MSIX and run it on my development machine with no problem. However, ...
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Mark Olbert

c#

winui-3

Votes: 0

Answers: 0

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