angelazhangmsft

Authoring support for unsealed types

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# Proposal: Support authoring unsealed types ## Rationale Currently WinRT only allows authoring sealed types. Adding unsealed type support will help adopters such as Windows Community Toolkit, Notifications component, and...

To help with diagnosing memory leak issues and how memory management works across .NET and WinUI

Mismatch versions causing System.IO.FileLoadException: Could not load file or assembly 'WinRT.Runtime

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**Describe the bug** Mismatched versions of the WinRT.Runtime assembly sometimes cause a runtime error with the AssemblyVersion. **To Reproduce** 1. Install a version of the .NET SDK. 2. Build app...

Sample: How to author an out-of-process WinRT exe server with CsWinRT

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### Discussed in https://github.com/microsoft/CsWinRT/discussions/1064 Need a sample for COM background tasks Internal tracking: https://task.ms/37609947

## Background With the new TFMs in .NET 5 and removal of winmd support, we need to clarify the story for light-up scenarios and how we advise both library and...

Modify interop project to prevent winmd leaking from component project

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**Describe the bug** Referencing a C#/WinRT interop project from a .NET 5 app raises a NETSDK1130 error. This is because the component winmd flows through from the C++/WinRT component project....

Unblock authoring scenarios with WinUI controls for WinAppSDK 1.1 release. Blocking bugs/issues: - #1151 - #1093 - #1117 Scenarios to unblock, in priority order: - #1118 - #1116 - #1120...

**Describe the bug** IList property causes source generator to fail for authored C# component **To Reproduce** 1. Create a C#/WinRT authored component (set CsWinRTComponent to true) 2. Add this to...

VS designer build errors with NetProjectionSample

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**Describe the bug** When opening the NetProjectionSample (CppWinRTComponentProjectionSample.sln) in Visual Studio, errors like the following appear in VS: > (1) Error Path 'C:\Users\deads\Desktop\Dev\CsWinRT-master\src\Samples\Net5ProjectionSample\_build\x64\Debug\SimpleMathComponent\bin\SimpleMathComponent\SimpleMathComponent.winmd' is not a file or directory SimpleMathProjection...