897 questions with Windows development | Windows App SDK tags
Which UWP controls can be used in XAML islands?
Some of them work nicely. Button, StackPanel, TextBlock, CheckBox, OK. Some of them do not work, they simply throw when their XML is loaded. For example TeachingTip, with or without the muxc: namespace. WebView also doesn't load. <WebView…
Developer technologies | Windows Presentation Foundation
Windows development | Windows App SDK
Developer technologies | C++

Simple package, complicated packaging
I have a a pwd package written in Java that I want published in MS Store. I have never packaged anything so this is my 1st time here and have many questions, but I'll start small. What is the best & easiest way to "package" several JAVA…
Windows development | Windows App SDK
Want teaching tip to be present on top on my overlay window.
HI Help me to place the teaching to be present on top of the overlay window as show in the figure.
Windows development | Windows App SDK

I need to develop a overlay on top of every application using WinUI3 and Win32.
HI Team, Could you please guide me to create a overlay which should appear on top of each and every application. I want overlay as in screen1. Which project should i select for development to create the overlay in the screen2. what is…
Windows development | Windows App SDK

Implement over using WinUI3
Hi Team, I am new to WinUI3 development. Could you please help me to develop the overlay using the WinUI3. Regards, Sunil
Windows development | Windows App SDK
Clipboard History not working after Windows 11 Update, any insights?
Clipboard History not working after Windows 11 Update, any insights?
Windows development | Windows App SDK

Microsoft Text to speech should stop when clicked on another page
Hi Good Morning- I am using text to speech azure cognitive services for text to speech and when the audio is playing on a page if user clicks on other page audio should stop in JavaScript Can you please explain how can I achieve …
Windows development | Windows App SDK

Convert WPF solution to winui3 + win32
HI Could you please guide me to convert the wpf application to WinUI3 + win32 application. I have wpf solution in hand. now i need to convert that solution to winui3. i have all the setup ready for winui3 development.
Windows development | Windows App SDK
Linking of static library built with VS2019 to an application which is being built with VS2015
The requirement is that the static library built with VS-20XY needs to be linked successfully for building an application using either VS2015, VS2017 or VS2019. What is suitable version of VS-20XY?(considering End of life and version compatibility) …
Windows development | Windows App SDK
Windows development | Windows API - Win32
Developer technologies | Visual Studio | Setup
Developer technologies | Visual Studio | Other
Community Center | Not monitored
Can a value be set on a Variable Font's set of available AXIS(s), programmatically, using managed code (C#)?
Can a value be set on a Variable Font's set of available AXIS(s), programmatically, using managed code (C#)? Like in a TextBlock control used in XAML. I know how to do this with Fonts in CSS and HTML5, but don't know if .NET5 (WinUI 3) is set up to…
Windows development | Windows App SDK
Developer technologies | .NET | .NET Runtime
Developer technologies | C#
WinUI3 / XAML - "This element is already associated with a XamlRoot..."
hi... I started working with WinUI3 and together with that I started working with XAML. Now... as long as I can use XAML to define everything and only implement the callbacks from buttons and things like that it works just fine. But now I want to create…
Windows development | Windows App SDK
Printing a file in Windows App SDK (tested printing thought processstartinfo with verb print) its not working
I am migrating my app from UWP to WinUI 3 in Desktop with windows app sdk. I used to print using print manager in uwp. So printing a file in Windows App SDK by printing thought processstartinfo with verb "print" its not working. is this a…
Windows development | Windows App SDK

How to create a ThumbnailProvider with IInitializeWithFile
I started with the RecipeThumbnailProvider sample described here: https://learn.microsoft.com/en-us/windows/win32/shell/building-thumbnail-providers For my use case, I need the path to the file rather than the stream, so I tried to tweak the sample…
Windows development | Windows App SDK
Developer technologies | C++

How to list all physical drives and find there drive letter?
What I am doing is, to help users (me) to find the raw data sdcard (its physical drive no). and to warn them (me) not to WRITE any thing on that drive letter. for finding part, I have done this: for (1 to 10) { …
Windows development | Windows App SDK
Does winui 3 desktop application support "Windows.ApplicationModel.Email"?
Hello everyone, In uwp, using the following code to achieve the mail function works very well. var emailMessage = new Windows.ApplicationModel.Email.EmailMessage(); var email = new ContactEmail() …
Windows development | Windows App SDK

Type parallax view does not support direct content
Anyone please help me to resolve the below Issue, Which I facing when Tried to use ParallaxView control in Grid. Code snippet : Package references : Please find the above screenshot for the issue. When tried to use the…
Developer technologies | Universal Windows Platform (UWP)
Windows development | Windows App SDK
Developer technologies | C#
BCryptEncrypt API failing for AES-128-CFB-128 when the input plaintext is size is not multiple of 16 and padding is off
I trying to encrypt the data with AES-128-CFB-128 using BCryptEncrypt API but API is failing when input plaintext is size is not multiple of 16 and padding is off with error 0xc0000206/STATUS_INVALID_BUFFER_SIZE. AES-CFB encryption is self-synchronizing…
Windows development | Windows App SDK
Windows development | Windows API - Win32
WHAT IS THE PROPER WAY TO CODE A CLASS LIBRARY, IN VISUAL STUDIO 2022 PREVIEW (or 2019), THAT NEEDS TO USE C++ (to access DWriteCore) FROM MANAGED CODE (C#) ?
WHAT IS THE PROPER WAY TO CODE A CLASS LIBRARY, IN VISUAL STUDIO 2022 PREVIEW (or 2019), THAT NEEDS TO USE C++ (to access DWriteCore) FROM MANAGED CODE (C#) ? Is DWriteCore just for CPP apps? Will a Managed Code implementation of the interface be…
Windows development | Windows App SDK
Developer technologies | .NET | .NET Runtime
Developer technologies | .NET | Other
Developer technologies | C#
How do I reference a Class Library (WinUI 3 Desktop) in Solution_AAA from Solution_BBB?
How do I reference a Class Library (WinUI 3 Desktop) in Solution_AAA from Solution_BBB? I generated a C# projection from a C++/WinRT component to distribute as a NuGet package for .NET 5+ applications and need to use it in a WinUI 3 Desktop App that is…
Windows development | Windows App SDK
Developer technologies | C#
Impact of uiaccess = true on dlls?
We are planning to update an Exe to uiaccess = true and moving to the secure location. a. Is it required to move the dependent dlls too? b. Did we need to sign and create uiaccess = true manifest for these GUI dlls?
Developer technologies | Windows Presentation Foundation
Windows development | Windows App SDK
Windows development | Windows API - Win32
Windows for business | Windows Client for IT Pros | Devices and deployment | Configure application groups

