Source file: /~heha/hsn/maus32.zip/altgr/altgr32.c

#include <windows.h>
// Quelltext für Visual C++ 6.0
// Funktion: Rechte Windows-Logo-Taste mit AltGr belegen
// h#s 08/02
// In Einstellung "DEBUG" ist der Compiler-Schalter "/GZ" zu entfernen!
#pragma comment(linker,"/ALIGN:4096 /DLL /MERGE:.rsrc=.rdata /SECTION:.shared,RWS /RELEASE /NODEFAULTLIB")

#pragma data_seg(".shared")
HHOOK Hook=0;	// Initialisierung ist notwendig

//#pragma data_seg()
HHOOK HookProcess;	// Initialisierung für NT-Ladbarkeit ->bss_seg

LRESULT CALLBACK KeyboardProc(int code, WPARAM wParam, LPARAM lParam) {
 DWORD flags;
 if (code>=0 && wParam==VK_RWIN) {
  flags=lParam&0x80000000?KEYEVENTF_KEYUP:0;
  keybd_event(VK_CONTROL,29,flags,0);
  keybd_event(VK_MENU,56,flags,0);
  return 1;		// Alles andere abblocken!
 }
 return CallNextHookEx(Hook,code,wParam,lParam);
}

BOOL __stdcall _DllMainCRTStartup(
 HINSTANCE hinstDLL,	// handle to DLL module
 DWORD fdwReason,	// reason for calling function
 LPVOID lpvReserved) {	// reserved
 switch (fdwReason) {
  case DLL_PROCESS_ATTACH: {
   DisableThreadLibraryCalls(hinstDLL);
   if (!Hook) {
    HookProcess=Hook=SetWindowsHookEx(WH_KEYBOARD,
      KeyboardProc,hinstDLL,0);
   }
  }break;
  case DLL_PROCESS_DETACH: {
   if (HookProcess) UnhookWindowsHookEx(HookProcess);
  }
 }
 return TRUE;
}