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| 07.23.2008 at 07:34AM PDT, ID: 23588637 |
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//Keyboard Hook Procedure inside in the DLL which posts a message to my application
KEYDLL3_API LRESULT CALLBACK hookproc(int ncode,WPARAM wparam,LPARAM lparam)
{
if(ncode>=0)
{
if((lparam & 0x80000000) == 0x00000000)//Check whether key was pressed(not released).
{
hwnd = FindWindow("#32770","Keylogger Exe");//Find application window handle
PostMessage(hwnd,WM_USER+755,wparam,lparam);//Send info to app Window.
}
}
return ( CallNextHookEx(hook,ncode,wparam,lparam) );//pass control to next hook in the hook chain.
}
//the keyboard callback function in my application which received
//WPARAM and LPARAM. During the multiple number of times this function
//is getting called it is always going to the line if(w == VK_SPACE || w == VK_DOWN). It is not resulting any KEYUP/KEYREPEAT events
LRESULT CKeyexeDlg::processkey(WPARAM w, LPARAM l)//This block processes the keystroke info.
{
if (l & 0x80000000) // check bit 31 for up/down
{
//KEY UP
}
else
{
if (l & 0x40000000) // check bit 30 for previous up/down
//KEY REPEAT
else
{
if(w == VK_SPACE || w == VK_DOWN)
{
//the virtual character
}
}
}
//I tried the other alternative. But it doesn't even enter into the switch block.
LPMSG m=(LPMSG)l;
switch(m->message)
{
case WM_KEYDOWN:
l=l;
break;
case WM_KEYUP:
break;
case WM_CHAR:
break;
};
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