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Questions tagged [wh-keyboard-ll]

12 questions
22
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1 answer

Difference between WH_KEYBOARD and WH_KEYBOARD_LL?

What is the difference between the working of two? For WH_KEYBOARD_LL, I read that it Installs a hook procedure that monitors low-level keyboard input events. What is meant by low-level keyboard events?
program-o-steve
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Correct logic for interpreting SetWindowsHookEx / WH_KEYBOARD_LL

What's the correct way to convert a message from SetWindowsHookEx with WH_KEYBOARD_LL into a useful representation of the key pressed? I'm aware this will most likely involve understanding the mappings of the local keyboard. (NB: I'm only…
Basic
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WH_KEYBOARD_LL hook doesn't capture input in own process

I'm using a low-level keyboard hook (WH_KEYBOARD_LL) to disable certain input, such as Alt-Tab. I create the hook on a thread with a message pump, so I can properly handle the notifications. The hook's callback function is able to process keyboard…
dreijer
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windows WH_KEYBOARD_LL and SendInput()

I'm trying to do activate mouse-things only by keyboard. However my code makes my computer go wrong. For not a long moment with executes it, it works well, but after some minutes, all of the mouse-inputs become to be not accepted well. For example,…
Seong
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Win32 Global Key Hook / SetWindowsHook / GetAsyncKeyState sometimes not working

I have a question regarding hooks of Virtual Keys. I'd like to define global shortcuts for my application ( RegisterHotkey is not sufficient ). However, I tried two ways to implement the shortcuts: I registered a WH_KEYBOARD_LL hook. I put all the…
user1576033
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Installing global WH_KEYBOARD hook from a second process breaks the behavior on the first one

I work on a product that uses accessories to send commands to the system. These accessories are basically USB keyboards and each of them has a different set of keys, on which we must act differently, depending on which accessory sent the keys. Plus,…
allw
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WH_KEYBOARD_LL not working for regular letters and digits

I'm using SetWindowsHookExA(WH_KEYBOARD_LL, HookCallback, GetModuleHandleA(NULL), 0); to set a global hook for capturing the keystrokes, but the result is strange. The callback function can be executed when I press the "special" keys such as…
Sean
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Capture Mouse movement and Keyboard press events from a Windows Service

I am currently attempting to write a Windows Service that will shutdown the computer after a predetermined amount of time of system/user inactivity. In order to do this (at both the logon screen and when logged in) I need to monitor any keyboard…
Brenton Millers
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how to sent, keyboard message mirror to edit1 control

gMsgHook = SetWindowsHookEx(WH_KEYBOARD_LL, GetMsgHookProc, ghInstDll, 0); ....... extern "C" HOOK_DLL_API LRESULT CALLBACK GetMsgHookProc(int nCode, WPARAM wParam, LPARAM lParam) { if (nCode < 0){ CallNextHookEx(gMsgHook, nCode, wParam,…
gre
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Performing a KeyDown function without focus in Visual Basic

It's quite simple really. I want for an application to keep monitoring KeyDown events even without focus. Private Sub Form1_KeyDown(sender As Object, e As System.Windows.Forms.KeyEventArgs) Handles Me.KeyDown Select Case e.KeyData Case…
Josh-Mason
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SetWindowsHookEx WH_KEYBOARD_LL not getting events

I am using SetWindowsHookEx() to create a keyboard hook. The creation seems to be successful but the procedure which is registered never gets called. Is there something I am doing wrong? #region Windows API Functions…
Nippysaurus
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Low level Keyboard hook application using SetWindowsHookEx MS-Windows API function

I am currently underway to develop an application for hooking. I am using C++ to accomplish that and i am using the functions from the MS-Windows hook library. My application creates a global hook via a .DLL file and then i can send…
Diesel
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