Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
Content
2 answers
MS BMP specification issue
Hello. I have some question about BMP specification, been talking to my very good friend GPT and he couldn't help with it. Question is What is the purpose of this 0 , 0 after color arrays (2x2 pixels) unsigned char tablica[] =…
Windows API - Win32
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
asked 2023-09-22T17:55:32.0066667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(3.2, 97%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EWS%3C/text%3E%3C/svg%3E)
Wojciech Sobiesiak
61
Reputation points
edited an answer 2023-09-26T04:23:12.6933333+00:00
Wojciech Sobiesiak
61
Reputation points
1 answer
ES_DISPLAY_REQUIRED
Hello, I am building a Windows Forms application and am implementing the thread execution state ES_DISPLAY_REQUIRED (0x00000002) to prevent screen timeout while the application is active.…
asked 2023-09-25T00:38:03.4466667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(230.39999999999998, 63%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EN%3C/text%3E%3C/svg%3E)
Neal
0
Reputation points
commented 2023-09-26T00:56:04.48+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(179.20000000000002, 34%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EXY%3C/text%3E%3C/svg%3E)
Xiaopo Yang - MSFT
8,666
Reputation points Microsoft Vendor
0 answers
GattCharacteristic.WriteValueAsync Method is directly throwing the exception when called after the BLE device is disconnected.
I am trying to build the console application to interact with BLE device and I am referring to windows BLE sample UWP program. GattCharacteristic.WriteValueAsync Method works perfectly fine when BLE device is connected. But directly goes to…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(3.2, 34%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPP%3C/text%3E%3C/svg%3E)
0 answers
WASAPI Capture shared event driven mode not working in Windows Vista to Windows Server 2016.
I am building an application to capture audio from the device using WASAPI Where all the API used support Windows vista and above devices. Initially, I captured audio from the device with WASAPI Capture as shared timer driven mode where there will be a…
asked 2023-09-19T07:45:11.8666667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(150.4, 64%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPR%3C/text%3E%3C/svg%3E)
Preethi Ravi
10
Reputation points
commented 2023-09-25T10:27:02.1466667+00:00
Preethi Ravi
10
Reputation points
2 answers
In the windows 22H2 version, which windows api is used to modify the windows printer configuration
I want to modify the Borderless Print switch configuration of windows printer by programming. As shown below, windows Settings->Bluetooth and other devices->Print preferences (inside print properties) -> advanced ->Borderless Print For…
Windows 10
Windows 10
A Microsoft operating system that runs on personal computers and tablets.
8,852 questions
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
asked 2023-09-22T07:12:10.61+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(240, 86%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES%3C/text%3E%3C/svg%3E)
szmm
0
Reputation points
commented 2023-09-25T09:31:12.6833333+00:00
Castorix31
77,191
Reputation points
1 answer
Delay issue with lAudioClient::Initialize method (audioclient. h)
Hello, We have recently started facing a delay issue with lAudioClient::Initialize method (audioclient. h) at customer end. As per the logs it is taking 5-7 seconds to return back from the function call. In good cases on other machines, it takes 200 to…
asked 2023-09-22T09:59:13.0866667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(153.6, 74%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EKA%3C/text%3E%3C/svg%3E)
Kulkarni, Alok (Alok) **CTR**
0
Reputation points
edited a comment 2023-09-25T01:51:41.6066667+00:00
Jeanine Zhang-MSFT
6,956
Reputation points Microsoft Vendor
2 answers
Expression: (_osfile(fh) & FOPEN)
Microsoft Visual C++ Runtime Library Debug Assertion Failed! Program: E:\code\dyzbuild\bin\Debug\xxx.exe File: minkernel\crts\ucrt\src\appcrt\lowio\close.cpp Line: 56 Expression: (_osfile(fh) & FOPEN) For information on how your program can cause…
asked 2023-09-22T10:25:32.2166667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(169.60000000000002, 42%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
durongzeskype
0
Reputation points
answered 2023-09-22T13:36:10.7233333+00:00
RLWA32
34,806
Reputation points
1 answer
Memory leak inside ntdll.dll internal function RtlpDosPathNameToRelativeNtPathName()
We've discovered a memory leak which we've traced to the ntdll.dll internal function RtlpDosPathNameToRelativeNtPathName(). When CopyFile is called, if the source file name + path is below MAX_PATH in length, the full source file path leaks within…
asked 2023-08-15T18:16:02.45+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(160, 1%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPP%3C/text%3E%3C/svg%3E)
Phil Peddle
15
Reputation points
commented 2023-09-22T08:51:30.1766667+00:00
Tong Xu - MSFT
116
Reputation points Microsoft Vendor
1 answer
I dont't know why ImmSetOpenStatus() not work in the lastest IME on Windows 11?
I use ImmSetOpenStatus() to open/close Input Method Editor (IME). ImmSetOpenStatus() work correctly in previous version of IME in Windows 10. However, ImmSetOpenStatus() does not work in the lastest IME on Windows 11. May you tell the reason? This…
Windows 10
Windows 10
A Microsoft operating system that runs on personal computers and tablets.
8,852 questions
Windows
Windows
A family of Microsoft operating systems that run across personal computers, tablets, laptops, phones, internet of things devices, self-contained mixed reality headsets, large collaboration screens, and other devices.
3,042 questions
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
Windows 11
Windows 11
A Microsoft operating system designed for productivity, creativity, and ease of use.
5,972 questions
asked 2023-09-21T08:55:32.1233333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(51.2, 22%, 14%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETL%3C/text%3E%3C/svg%3E)
Tuan Le Hoang Anh
0
Reputation points
answered 2023-09-22T07:29:14.6133333+00:00
Xiaopo Yang - MSFT
8,666
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
Windows Core Audio API : How can I access multiple Volume levels of a USB Device
For an audio device Control Software we need to access the different Windows volume levels of our device (Speaker level and Microphone level). We are using the Windows Core Audio API and right now we are able to access the Speaker level using a…
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(259.20000000000005, 80%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK%3C/text%3E%3C/svg%3E)
1 answer
BCryptEncrypt is failing when AES-128-GCM algorithm called with 16 byte IV
I am trying to use Microsoft Bcrypt libraries to encrypt using AES 128 bit GCM. The BCryptEncrypt function works well as long as IV size is <= 12 bytes. When I use 16 byte IV then BCryptEncrypt fails with INVALID PARAMETER(0xC000000D) Error. Are there…
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
asked 2023-08-29T17:06:22.5166667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(272, 51%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESS%3C/text%3E%3C/svg%3E)
Subbiah Senguttuvan (XC-AN/EPA1)
0
Reputation points
commented 2023-09-21T09:46:24.46+00:00
Subbiah Senguttuvan (XC-AN/EPA1)
0
Reputation points
0 answers
Looking for WinHttp API related support.
Hi We have developed an application using Windows APIs. We are using WinHttp APIs in particular. The application has been installed on millions of users on Windows. However, we see for about 300-400 users, the application is not working as intended. On…
asked 2023-09-15T11:44:28.1133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 59%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESK%3C/text%3E%3C/svg%3E)
Seema Kodikanyana
0
Reputation points
commented 2023-09-21T01:41:26.67+00:00
Xiaopo Yang - MSFT
8,666
Reputation points Microsoft Vendor
1 answer
One of the answers was accepted by the question author.
RPC Extended Error information: updated detection location list
Hi, I was wondering if it was possible to have https://learn.microsoft.com/en-us/windows/win32/rpc/extended-error-information-detection-locations updated for recent versions of Windows (the page only contains detection locations for Windows XP), or if…
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
Windows Network
Windows Network
Windows: A family of Microsoft operating systems that run across personal computers, tablets, laptops, phones, internet of things devices, self-contained mixed reality headsets, large collaboration screens, and other devices.Network: A group of devices that communicate either wirelessly or via a physical connection.
477 questions
asked 2023-09-19T16:21:19.34+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(150.4, 44%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EM6%3C/text%3E%3C/svg%3E)
microw31-6772
20
Reputation points
accepted 2023-09-20T08:15:14.73+00:00
microw31-6772
20
Reputation points
1 answer
For what parameter changes, NotifyIpInterfaceChange API invokes the callback function. What are the steps to get the notification
I am able to receive notifications on gateway interface operational status flap using the NotifyIpInterfaceChange API. Would like to know when notifications are received for parameter changes like link cost /metric/mtu etc.. What are the commands that…
asked 2023-09-10T19:21:36.97+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(22.400000000000002, 21%, 12%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMR%3C/text%3E%3C/svg%3E)
muthulakshmi radhakrishnan
0
Reputation points
commented 2023-09-19T14:50:40.07+00:00
muthulakshmi radhakrishnan
0
Reputation points
4 answers
One of the answers was accepted by the question author.
how to control enable audio enhancements with code
Hi all, is there a way to disable the microphone audio enhancements from C++ code? When the audio enhancement function is enabled, the microphone data collected by our software will be affected, resulting in problems such as echo can not be…
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
Windows Hardware Performance
Windows Hardware Performance
Windows: A family of Microsoft operating systems that run across personal computers, tablets, laptops, phones, internet of things devices, self-contained mixed reality headsets, large collaboration screens, and other devices.Hardware Performance: Delivering / providing hardware or hardware systems or adjusting / adapting hardware or hardware systems.
1,408 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(185.6, 65%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(131.20000000000002, 44%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
1 answer
IOCTL_KEYBOARD_QUERY_INDICATORS always returns 0 for led lights even though IOCTL_KEYBOARD_SET_INDICATORS works
I have a win32 program that I am trying to give multi-keyboard support to multiple users. i.e. multiple keyboard plugged into the computer and each user has a keyboard that they can use to type into my program and indepently interact with my program. And…
asked 2023-09-17T06:06:23.2466667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(137.6, 53%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECV%3C/text%3E%3C/svg%3E)
Christopher VerBurg
0
Reputation points
commented 2023-09-19T06:51:36.4566667+00:00
Xiaopo Yang - MSFT
8,666
Reputation points Microsoft Vendor
1 answer
c++ open animation controls and elements in the window
I originally wanted to use code to enable "animation controls and elements within the window" in the visual effects. The results I found on the Internet are all about using the registry to modify and then restarting the computer, but this is…
asked 2023-09-16T14:54:40.43+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(19.2, 57.99999999999999%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EX%3C/text%3E%3C/svg%3E)
XUWANBIN
181
Reputation points
commented 2023-09-19T06:41:31.8933333+00:00
Xiaopo Yang - MSFT
8,666
Reputation points Microsoft Vendor
1 answer
Is it possible to have editable embeded files(excel, word) on a website?
I need to be able to programmatically take a file from one drive and change it to be embedded into an iFrame. I believe that's doable but I need it to be editable inside of that iFrame but not only from me but for multiple users and they can see any…
asked 2022-06-21T18:51:36.293+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(214.4, 89%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPR%3C/text%3E%3C/svg%3E)
Patrick Rutherford
1
Reputation point
commented 2023-09-18T09:52:29.9766667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(6.4, 97%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJR%3C/text%3E%3C/svg%3E)
Jack R
0
Reputation points
0 answers
How to stop search process in Automation?
Hi, Is there a way to safely terminate the IUIAutomation search process? Here is the code I am using: element->GetCurrentPatternAs(UIA_TextPatternId, IID_PPV_ARGS(&telement)); I created a keyboard_hook that stops my code. However, if I press the…
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
asked 2023-09-12T15:33:23.44+00:00
DangDKhanh-2637
821
Reputation points
edited a comment 2023-09-17T07:29:53.7333333+00:00
RLWA32
34,806
Reputation points
2 answers
One of the answers was accepted by the question author.
Disconnect RDP
There are methods to shut down Windows. If I am in an RDP session, how can I disconnect?
Windows Presentation Foundation
Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,477 questions
Windows API - Win32
Windows API - Win32
A core set of Windows application programming interfaces (APIs) for desktop and server applications. Previously known as Win32 API.
2,223 questions
C#
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.
8,973 questions
C++
C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
3,178 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(67.2, 20%, 16%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EH%3C/text%3E%3C/svg%3E)