Identify display orientation (flipped or not) in Win32 app
Hello, In Win32 app, I want to capture event when display orientation is changed. below is the sample code snippet to get an idea: LRESULT CALLBACK WindowProc(HWND hWnd, UINT messageCode, WPARAM wParam, LPARAM lParam) { switch (messageCode) { …
Receiving WM_SETTINGCHANGE instead of WM_THEMECHANGED message on theme change Win32 app
I'm running Win32 app on Windows 11. I want to capture theme-change event, but I'm receiving WM_SETTINGCHANGE instead of WM_THEMECHANGED message when system theme is changed (from settings). Find below sample code snippet to get an idea how I'm…
Callback for monitoring the creating of files/folder and the changes in the files in Cloud Files API
In Cloud Files API, The platforms invokes the respective callback function for the callback types. there is a callback type for everything reading, moving, deleting, renaming, list fetching but i am not able to find the callbacks for monitoring the…
How to get specific image coordinates from within bitmap
hi Is there a special (Library/Class) for such an achievement? which can find and return the coordinates by giving a symbol of a specific image from within the larger image
NVMe Sanitize call returns unexpected error 0x13D
Hi, I'm trying to send NVME Sanitize/BlockErase command to NVMe disk which supports that. This shall be available on regular Win11 OS and I'm running 10.0.22000.1098 (10.0.22000.1042 StorNvm driver). I'm receiving absurd last error after…
Audio from WASAPI Capture client is choppy with Express scribe transcription application
I'm working on an application that records audio from the device using the WASAPI capture client.This application records audio and stores raw data in PCM format. My application accurately records every audio that I play in the media player or from any…
How to Increase/Decrease mouse pointer moving speed on a WPF application surface?
Hi there, I have a simple WPF application where I need to control the mouse pointer speed. Suppose I run the application and as soon as my mouse pointer enter the application area, the mouse pointer speed should be increase and I want some more…
Calling Windows WebAuthn API in Custom Credential Providers
I've made a simple console application that calls Windows WebAuthn API's WebAuthNAuthenticatorGetAssertion() which will display CredentialUIBroker.exe to authenticate with an external FIDO2 security key. I'm trying to integrate that application with my…
WebauthN c++ Native Windows API in credential provider
Hi team, I've made a simple console application that calls Windows WebAuthn API's WebAuthNAuthenticatorGetAssertion() which will display CredentialUIBroker.exe to authenticate with an external FIDO2 security key and platform Windows authenticator…
CreateDCW is crashing for Printer on worker thread
Hi, I want to print something using printer. For that I need to get the HDC of the printer like below: HDC hdc = CreateDCW (NULL, L"Printer Name", NULL, NULL); This is crashing with below error: Exception thrown at 0x00007FFAE3B85B0C…
C++ How to get layered window content image?
My goal is to get an HDC of an image or image of the contents of a layered window in Windows 7 and above. I tried PrintWindow(hwndMag, hdcDest, PW_RENDERFULLCONTENT), but this requires Windows 8.1. Note that layered windows may contain transparency, or…
How to programmatically display the Windows taskbar using C#
I would like to know what C# code/instructions are necessary to make the Windows taskbar appear so that I can use a specific item on it. Can someone provide a concise example or resource to help me accomplish this? Thank you.
How to get the handle of the mouse cursor icon with API (GetCursorInfo)
hi I need a function to put in the timer and check the status of the mouse cursor every 500 milliseconds. Private Declare Function GetCursorInfo Lib "user32" (ByRef pCI As cursorInfo) As Integer Public Structure POINTAPI Dim x…
Why does my transparent-background window turn into black screen after window ghosting?
I have a pop-up window that acts as a watermark on my application over a parent window. It has a transparent background (WS_EX_TRANSPARENT), but when the application becomes non-responsive, Windows adds a ghost window with a black background. I tried…
How to create the Left/Right MouseDown And MouseUp click event of Global type(Anywhere from Windows with API)
hi .Require mouse events via API functions
How to show another window on FSE(FullScreen Exclusive)
私たちは FullScreen Exclusive (FSE) な画面を持つアプリケーションを開発中です。 FSE は SetFullscreenState(TRUE, nullptr) を呼び出すよう実装しています。 FSE上でCreateWindowEx() して、別のウィンドウを表示したいのですが、それは可能でしょうか? …
How to programmatically disable a playback in the sound control panel?
The original requirement was to switch the communication device in Skype for Business, but since there is no such api (please tell me if there is any way to do this), so I gave up. Then I found that by disable/enable the device, Skype for Business seems…
Windows API's CreateFile with CFile gives invalid path error if used drives created with SUBST
A drive is created for a folder using SUBST command. We have a Windows application which reads contents of the and performs some operations. Application does not give any error when read the file path is from actual drive. But when try to read from drive…
What is the Maximum size of a EventMessage or Event Data in Event Viewer. For Security channel and other channels System, Direcory Service.
What is the maximum size of a single event in Event viewer? Event message maximum length and a Event's size in kb? Does it vary for Security channel and System/ Directory Server channels?
How to stop command line from spawning separately from the pseudo console?
As the title suggests, I am trying to create a pseudo console with a command line process inside of it. I've been following the microsoft guide on creating a pseudo console session step by step, except I ported the code to Rust. Unfortunately, I have…