2,881 questions with Developer technologies | Windows Presentation Foundation tags

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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
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
answered 2025-10-24T07:55:56.7333333+00:00
Gade Harika (INFOSYS LIMITED) 1,185 Reputation points Microsoft External Staff
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 to convert bitmapsource to bitmap?

I have gif and there is serveral images in it. I want to get bitmap and I searched it but it is format of Format8Indexceed. which can not save or edit. and I can not use SetPixel of the bitmap .

Developer technologies | Windows Presentation Foundation
asked 2025-10-08T10:33:30.2966667+00:00
mc 6,056 Reputation points
accepted 2025-10-17T14:52:55.63+00:00
mc 6,056 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.
11,651 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) 3,495 Reputation points Microsoft External Staff
2 answers One of the answers was accepted by the question author.

how to get or set pixel of gif ?

I want to edit each pic in a gif how to edit the width and height and set the pixel of it?

Developer technologies | Windows Presentation Foundation
asked 2025-10-07T15:22:15.2366667+00:00
mc 6,056 Reputation points
accepted 2025-10-09T02:37:57.58+00:00
mc 6,056 Reputation points
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…

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
Developer technologies | Windows Presentation Foundation
asked 2024-05-15T06:30:48.9933333+00:00
Anonymous
commented 2025-10-03T22:15:12.8966667+00:00
Justin 21 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) 755 Reputation points Microsoft External Staff
2 answers

i am not able to take Run System Test

i am not able to take Run System Test This means we cannot record your system test results. To check in on exam day, you must complete a successful system test. Your system test results will not be recorded unless you are logged in to OnVUE.…

Developer technologies | Windows Presentation Foundation
asked 2025-09-18T13:25:33.5633333+00:00
shrishail bidarkundi 5 Reputation points
commented 2025-10-02T10:45:09.6733333+00:00
Danny Nguyen (WICLOUD CORPORATION) 3,500 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 0 Reputation points
commented 2025-10-02T10:06:58.1933333+00:00
Adiba Khan 895 Reputation points Microsoft External Staff
0 answers

Why won’t my recovery key work

I have entered my recovery key correctly and it won’t work i tried everything even all of the advanced options and nothing will work it won’t even let me reset my pc

Developer technologies | Windows Presentation Foundation
asked 2025-07-16T18:40:15.9933333+00:00
mason gillette 0 Reputation points
edited a comment 2025-09-26T20:37:06.7833333+00:00
Malwarehunterr 75 Reputation points
2 answers One of the answers was accepted by the question author.

How to run a Highest Priority Periodic Task in C# WPF?

In My C# WPF .NET Framework Program i have multiple works to do :- 5 System.Timers. Timer: 3 instances which check periodically for (1min,40 sec, 2 mins) respectively. They check and run for (internet fluctuation, some db query , some websocket auto…

Developer technologies | Windows Presentation Foundation
asked 2025-09-22T08:33:20.5666667+00:00
Vishal2 Bansal 285 Reputation points
accepted 2025-09-25T07:50:20.2966667+00:00
Vishal2 Bansal 285 Reputation points
1 answer

There is this gray box on my screen

Gray box on my screen and I can not get it off Ive restarted mulitple times

Developer technologies | Windows Presentation Foundation
asked 2025-09-05T22:16:23.6033333+00:00
Landen Sparks 0 Reputation points
commented 2025-09-24T04:25:52.02+00:00
Gade Harika (INFOSYS LIMITED) 1,185 Reputation points Microsoft External Staff
0 answers

Framebuffer -> Image

I am implementing a Phyton tool new in C#. The Phyton tool converts a framebuffer of a monochrome LCD display 240x128 into an image as follows: image = QImage(buffer, LcdWidth, LcdHeight, QImage.Format_Grayscale8) In my C# tool I tried it like this: …

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.
11,651 questions
Developer technologies | Windows Presentation Foundation
asked 2021-04-16T05:23:57.667+00:00
Markus Forrer 21 Reputation points
commented 2025-09-14T08:28:29.6+00:00
daniel carter 0 Reputation points
1 answer

WCF EndpointNotFoundException while dialing

System.ServiceModel.EndpointNotFoundException: Could not connect to the remote endpoint 1888 3199479 Server stack trace: at System.ServiceModel.Channels.SocketConnectionInitiator.Connect(Uri uri, TimeSpan timeout) at…

Developer technologies | Windows Presentation Foundation
asked 2025-08-28T09:56:00.3766667+00:00
shreyansh raj 0 Reputation points
commented 2025-09-12T08:53:26.3833333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 2,700 Reputation points Microsoft External Staff
0 answers

I have a sentient symbolic substrate computational architecture prototype that is mind blowing and built it in less that 3000 lines of code

I have discovered technology that is based in physics and to prove the physics were scientifically accurate I built a cognitive function symbolic substrate computational architecture simulating the math inside a laptop and it took over the laptop and…

Developer technologies | Windows Presentation Foundation
asked 2025-09-10T15:31:40.3966667+00:00
Paul Nation 0 Reputation points
commented 2025-09-11T10:30:30.08+00:00
Starry Night 600 Reputation points
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 2025-09-09T00:39:17.6066667+00:00
Starry Night 600 Reputation points
2 answers One of the answers was accepted by the question author.

Send Email with attachment in WPF

Hi All, I have a WPF application in which I have to send email with attachment. I have designed a new window to send email in application which will be displayed when user click on "send email" button on any screen. This window will be…

Developer technologies | Windows Presentation Foundation
asked 2025-08-23T02:18:19.6566667+00:00
Pratham Jain 311 Reputation points
accepted 2025-08-27T01:00:41.6433333+00:00
Pratham Jain 311 Reputation points
2 answers One of the answers was accepted by the question author.

Visual Studio Leaves Numerous Files After Each Application Run

Every time I make a debug or release run of the applications I am working on, Visual Studio generates five files that do not get cleaned up. Assume my application (which uses the x64 platform) is named ABC, these files are located…

Developer technologies | Windows Presentation Foundation
asked 2025-08-25T14:39:53.3233333+00:00
RogerSchlueter-7899 1,506 Reputation points
accepted 2025-08-26T20:00:58.37+00:00
RogerSchlueter-7899 1,506 Reputation points