All Questions
18,656
questions
0
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0
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37
views
Long path aware manifest opt in on older versions of Windows
I have a c++ program for which i created manifest file and set long path aware to true. On newer versions of windows it works as expected.
But what will happen if i launch my app on older versions of ...
- 529
0
votes
1
answer
65
views
How should I modify my code so that mouse-drawn lines remain on the canvas of the window during window scrolling
I am using win32 api to make a paint program, when I try to solve that using mouse to draw lines,remain the lines in the canvas, it can't work well.
This is the Win Process Function:
LRESULT ...
- 3
0
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0
answers
74
views
How to retrieve information about the shortcut used to open the cmd.exe process to run the program?
I'm working on a project where I need to determine the specific shortcut that was used to open the cmd.exe process that is currently running my program. I am not sure where to start with this and ...
-2
votes
1
answer
66
views
warning : The build tools for v142 cannot be found
**Install v142 to build using the v142 build tools.
**
I've downloaded all the available frameworks/packs etc. from Microsoft, but alas - still get this error when trying to compile my C++ project...
...
0
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46
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Getting VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR working on Windows
I found a post asking about the same question:
Vulkan and transparent windows
However, the person asking the question wasn't checking whether VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR was supported. I ...
- 3,694
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votes
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45
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Asynchronous write to stdout with libuv both on Linux and Windows
To write to stdout in an asynchronous / nonblocking way, low-level I/O libraries such as boost::asio or libuv utilize the API of the operating system to monitor multiple file descriptors or HANDLE ...
- 283
0
votes
1
answer
99
views
Is it possible to access network drives in a process started by CreateProcessWithLogonW?
My goal is to start a child process from a system service for a distinct user which has access to network drives (mapped or UNC).
To simplify the testing scenario, I have created an application for ...
- 65
0
votes
1
answer
106
views
Drag&Drop Files - But get list of files already during drag
I would like to allow users to drag&drop files from the windows explorer, but already fetch some infos about the files even before the user drops them into the application. E.g., to already fetch ...
- 2,224
0
votes
1
answer
86
views
Windows API own integer types max and min values
Being forced to program using windows I have approached a problem. Despite intensive googling I have not found max and min definition for windows inter types like WORD, DWORD.
Do they exist?
- 64k
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50
views
Unexpected rounded corners in Qt Frameless Widget
Unexpected rounded corners in Qt Frameless Widget
I use Qt and Windows API to create a window with a custom title bar, and I want this window to have some of the effects of a Windows window (maximize, ...
- 11
0
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51
views
Started a project on Visual Studio2022 using C++, but error 'C3861' appears on my .cpp when using Windows Biometric Framework sample code
This is the Output:
1>------ Rebuild All started: Project: WindowsProject01, Configuration: Debug x64 ------
1>WindowsProject01.cpp
1>C:\\Users\\user\\source\\repos\\WindowsProject01 - Copy\\...
1
vote
1
answer
64
views
GLEW vs WinAPI, windows size and click coordinates problem
I have some discrepancies when I use different windowing APIs. When I create window with WinAPI it is 1.5 times larger than the window created by GLFW. Documentation for both says that width and ...
- 2,079
0
votes
0
answers
58
views
How to Prevent Resizing Desktop Icon Window with Hotkey in Windows Application? [duplicate]
I've got a program that resizes the foreground window when a hotkey is entered:
// Sample.cpp
#ifndef UNICODE
#define UNICODE
#endif
#include "Sample.h"
int WINAPI wWinMain(
_In_ ...
0
votes
1
answer
48
views
NCryptSignHash returns NTE_INVALID_PARAMETER (0x80090027)
I'm working with some old code that was signing data using an installed certificate and the CryptoAPI, and I need to migrate it to use CNG. I've tried two different approaches, one using ...
- 108
1
vote
1
answer
87
views
ReadDirectoryChangesW: no immediate FILE_ACTION_MODIFIED on writes, waits for file handle being closed or opened on the file
I am currently trying to use ReadDirectoryChangesW() to listen for filesystem events on Windows in a directory. In general this works, but I've run into an issue: when something just writes to a file (...
- 1,471