2,884 questions with Developer technologies | Windows Presentation Foundation tags

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Hey guys i use Windows 11, but look at this:

Uhhh.... is this true or false?

Developer technologies | Windows Presentation Foundation
asked 2025-12-06T06:07:34.2566667+00:00
Huy Dat Nguyen 0 Reputation points
2 answers

Windows Phone Developer Registration

I need an assistance removing the old Windows Phone Developer Registration from my account. This subscription is outdated and is causing issues with my payment settings.

Developer technologies | Windows Presentation Foundation
asked 2025-11-24T20:03:19.0866667+00:00
dhhhx dhhhxs 0 Reputation points
commented 2025-12-04T08:27:53.87+00:00
Gade Harika (INFOSYS LIMITED) 1,945 Reputation points Microsoft External Staff
0 answers

What's the best approach for global theme resources in WPF Class Library when App.xaml is not available?

What is the recommended approach for globally registering theme resources in a WPF class library ? Are there official patterns or alternatives to App.xaml that can provide similar global resource resolution capabilities in this scenario? We've also…

Developer technologies | Windows Presentation Foundation
asked 2025-08-28T13:56:58.0333333+00:00
Lucas Cordeiro 0 Reputation points
commented 2025-12-02T07:27:16.7+00:00
Harry Vo (WICLOUD CORPORATION) 3,505 Reputation points Microsoft External Staff Moderator
3 answers

The file you are attempting to preview could harm your computer. If you trust the file and the source you received it from, open it to view its contents

The file you are attempting to preview could harm your computer. If you trust the file and the source you received it from, open it to view its contents. Is there a fix yet

Developer technologies | Windows Presentation Foundation
asked 2025-11-27T14:45:15.4733333+00:00
TED POLLOCK 0 Reputation points
answered 2025-11-27T14:46:24.3633333+00:00
TED POLLOCK 0 Reputation points
1 answer

Unwanted Space and Margins are surrounding the control in designer when Integrating WPF User-Control into Form using ElementHost

When integrating the WPF user-control (For Example: The UserControl contains the button) into a form using ElementHost, there are unwanted spaces and margins surrounding the control in the designer. It works fine in runtime; reported issue is reproduced…

Developer technologies | Windows Forms
Developer technologies | Windows Presentation Foundation
Developer technologies | C#
Developer technologies | C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,694 questions
asked 2023-06-21T06:32:40.6233333+00:00
bagavathi basker 0 Reputation points
commented 2025-11-27T11:55:50.7466667+00:00
Karthick Arjunan 5 Reputation points
1 answer

Window.GetWindow() of TabItems content does not return the right window when TabItems State changes

When using TabControl in two windows, each TabItem contains a button with a click event that displays the parent window of the TabItem using Window.GetWindow(). After DragAndDrop a TabItem from one window to another, GetWindow() still returns the…

Developer technologies | Windows Presentation Foundation
Developer technologies | .NET | Other
Developer technologies | .NET | Other
Microsoft Technologies based on the .NET software framework. Miscellaneous topics that do not fit into specific categories.
4,149 questions
Developer technologies | C#
Developer technologies | C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,694 questions
asked 2024-08-02T05:27:50.5833333+00:00
Karthick Arjunan 5 Reputation points
commented 2025-11-26T16:10:42.5266667+00:00
Karthick Arjunan 5 Reputation points
1 answer One of the answers was accepted by the question author.

How to Remove Language Folders (cs, es, tr, etc.) and resources.dll Files from WPF Project Output in .NET 8?

Hello, I’m developing a WPF application using .NET 8. In the bin output folder, several language-specific folders (cs, es, tr, etc.) are being generated along with .resources.dll files inside them, such as: …

Developer technologies | Windows Presentation Foundation
Developer technologies | C#
Developer technologies | C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,694 questions
asked 2024-12-01T19:08:09.39+00:00
fatih uyanık 245 Reputation points
commented 2025-11-26T08:39:25.17+00:00
Jerry Destremps 0 Reputation points
1 answer

Text Wrapping Issue in WPF TextBox When Resizing Based on Zoom Factor

In a simple WPF application, we use a TextBox and update its width, height, and font size based on the zoom factor. When adjusting the TextBox size for each zoom level, we noticed an issue: At 100% zoom, the last letter wraps to the next line. At 200%…

Developer technologies | Windows Presentation Foundation
asked 2025-11-19T10:43:02.2066667+00:00
Yaminisri M 0 Reputation points
edited an answer 2025-11-19T11:44:43+00:00
Viorel 125.6K Reputation points
2 answers

not working projecting the pc

when I install projecting to the pc they will work after some time they do not connect with other device and not work it can't connect with other device

Developer technologies | Windows Presentation Foundation
asked 2025-11-09T06:44:47.8533333+00:00
realme C63 5G 0 Reputation points
commented 2025-11-19T04:37:54.11+00:00
Varsha Dundigalla(INFOSYS LIMITED) 3,725 Reputation points Microsoft External Staff
1 answer

Mis, bagaimana caranya membuat templet untuk presentasi

Saya ini membuat templet untuk presentasi materi saya

Developer technologies | Windows Presentation Foundation
asked 2025-11-05T13:11:18.2133333+00:00
Wiwit Widayanti 0 Reputation points
commented 2025-11-17T13:43:43.64+00:00
Gade Harika (INFOSYS LIMITED) 1,945 Reputation points Microsoft External Staff
2 answers One of the answers was accepted by the question author.

Why are there variables of interface type, in c#

private ICollection<Resistor_Info> _resistorlist; “ICollection” Can be a type?

Developer technologies | Windows Presentation Foundation
Developer technologies | .NET | Other
Developer technologies | .NET | Other
Microsoft Technologies based on the .NET software framework. Miscellaneous topics that do not fit into specific categories.
4,149 questions
Developer technologies | Visual Studio | Other
Developer technologies | Visual Studio | Other
A family of Microsoft suites of integrated development tools for building applications for Windows, the web, mobile devices and many other platforms. Miscellaneous topics that do not fit into specific categories.
5,575 questions
Developer technologies | C#
Developer technologies | C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,694 questions
asked 2023-03-14T08:09:09.1966667+00:00
兰树豪 381 Reputation points
commented 2025-11-15T11:20:45.65+00:00
sam konstas 0 Reputation points
2 answers

Usage of SecureString in WPF

Hi, We are developing a WPF app with .net 4.8. Can we use SecureString to store the pin in memory temporarily? https://learn.microsoft.com/en-us/dotnet/api/system.security.securestring Is it Deprecated? is this recommended or is there any alternate…

Developer technologies | Windows Presentation Foundation
asked 2025-10-27T09:49:05.57+00:00
Raja Shanmugam 20 Reputation points
commented 2025-11-04T05:08:21.3833333+00:00
Susmitha T (INFOSYS LIMITED) 1,630 Reputation points Microsoft External Staff
1 answer

When WPF app is uploaded to windows store using windows application packaging project, How to include Windows Service?

Hi, We have a WPF app that is uploaded to windows store using Windows application packaging project. Now our WPF app is dependent on a new windows service that needs to be bundled along with the WPF app to windows store. Will windows store support…

Developer technologies | Windows Presentation Foundation
asked 2025-10-23T11:50:23.1666667+00:00
Raja Shanmugam 20 Reputation points
commented 2025-10-30T11:04:05.0266667+00:00
Gade Harika (INFOSYS LIMITED) 1,945 Reputation points Microsoft External Staff
5 answers One of the answers was accepted by the question author.

HTMLHelp Workshop - download for CHM compiler installation failed

Searching for HTML Help Workshop on https://www.microsoft.com/en-us/search?q=HTML+Help+Workshop gives back a link list and the first link is leading to Microsoft HTML Help Downloads. So, there is a misleading note (running one into a loop) on top…

Developer technologies | Windows Forms
Developer technologies | Windows Presentation Foundation
asked 2021-02-09T15:49:23.607+00:00
Ulrich Kulle 31 Reputation points
answered 2025-10-24T13:26:57.38+00:00
HUBENOV Stephen 0 Reputation points
4 answers One of the answers was accepted by the question author.

[ WPF ] How to execute a * .exe with a button in a main window, whose path is in a TextBox of a second window, please help me.

Hi, I'm still a newbie. I have my project, in which I have 2 windows, a Main Window (Launcher.xaml) and another Second Window (Configuration.xaml). In the Main Window I have 2 buttons; a button that executes an * .exe (start game), whose path or address…

Developer technologies | Windows Presentation Foundation
asked 2020-08-18T20:57:51.9+00:00
jack pelon 96 Reputation points
commented 2025-10-20T21:43:17.3066667+00:00
Zay Scott 0 Reputation points
3 answers One of the answers was accepted by the question author.

How can I format and round the DateTime.Now to the nearest time on the pc time up or down ?

public void Test() { var datetime = DateTime.Now; var res = RoundUp(datetime, TimeSpan.FromMinutes(5)); } DateTime RoundUp(DateTime dt, TimeSpan d) { return new DateTime((dt.Ticks +…

Developer technologies | Windows Forms
Developer technologies | Windows Presentation Foundation
Developer technologies | C#
Developer technologies | C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
11,694 questions
asked 2021-10-14T13:43:45.593+00:00
sharon glipman 441 Reputation points
answered 2025-10-17T05:36:34.73+00:00
bruce 0 Reputation points
2 answers

WPF's ContextMenu causes memory leak in ctfmon.exe

Hi. In WPF, if the control right clicks and creates a new ContextMenu every time, too many times can lead to memory leaks in ctfmon.exe Here is my example code: private void TestButton_MouseDown(object sender,…

Developer technologies | Windows Presentation Foundation
asked 2025-09-25T10:47:20.7966667+00:00
黎庆文 0 Reputation points
commented 2025-10-13T08:05:24.3133333+00:00
Michael Le (WICLOUD CORPORATION) 5,930 Reputation points Microsoft External Staff Moderator
1 answer

Is there any other alternative to use the functionality of dragging and dropping an email item from new outlook1.2024.508.600 (Production) version( ) to WPF form using C#?

I have an existing functionality where I drag and email item from outlook and drop it in the WPF form and it is dropped there along with its attachments. This works fine with Classic outlook but doesn't seem to be working with New outlook (1.2024.508.600…

Developer technologies | Windows Presentation Foundation
Microsoft 365 and Office | Development | Other
Outlook | Windows | Classic Outlook for Windows | For business
Windows for business | Windows Client for IT Pros | User experience | Other
asked 2024-05-15T06:30:48.9933333+00:00
Anonymous
commented 2025-10-03T22:15:12.8966667+00:00
Justin 26 Reputation points
2 answers

CEFSharp web application initial load takes more time to load screen in WPF application

Hi All, We have a windows application which is built in WPF application , that integrates the web application using CEFSharp browser. Application has feature to open the browser in Tab, On open the web application in TAB item, first time it takes more…

Developer technologies | Windows Presentation Foundation
asked 2025-09-22T16:55:19.2133333+00:00
Sekar T 21 Reputation points
commented 2025-10-03T05:08:30.3133333+00:00
Susmitha T (INFOSYS LIMITED) 1,630 Reputation points Microsoft External Staff
2 answers

WPF crashed unexpectedly.

.NET Framework 4.6.2 (32-bit) UI stack trace: Insufficient memory to continue the execution of the program. at System.Windows.Media.Composition.DUCE.Channel.SyncFlush() at System.Windows.Interop.HwndTarget.UpdateWindowSettings(Boolean…

Developer technologies | Windows Presentation Foundation
asked 2025-09-19T04:53:39.3066667+00:00
i need help 5 Reputation points
commented 2025-10-02T10:06:58.1933333+00:00
Adiba Khan 1,440 Reputation points Microsoft External Staff