Re: Hot key detecting

From:
"Tom Serface" <tom.nospam@camaswood.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Wed, 21 Mar 2007 06:53:11 -0700
Message-ID:
<euyoHB8aHHA.1240@TK2MSFTNGP04.phx.gbl>
You can use GetKeyState() to detect if the Ctrl, Shift, or Alt keys are down
or any combination of them, but a better way to do it would be to use the
Accelerator table for keys unless you're in a dialog. You can assign them
to an ID just like a menu item. You can also do Shift, Ctrl, and Alt
combinations with the keys.

 if (pMsg->message == WM_KEYDOWN) {
      if((pMsg->wParam == VK_INSERT) && (GetKeyState(VK_SHIFT) & ~1) != 0) {
           OnInsertFolder();
           return true;
      }
      else if(pMsg->wParam == VK_INSERT) {
           OnInsert();
           return true;
      }
      else if(pMsg->wParam == VK_DELETE) {
           OnDelete();
           return true;
      }
 }

GetKeyState() info:
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/userinput/keyboardinput/keyboardinputreference/keyboardinputfunctions/getkeystate.asp

Accelerator Table tutorial:
http://www.devarticles.com/c/a/Cplusplus/Using-MFC-in-Cplus-Part-2-Menus/7/

How to use accelerator table in a dialog:
http://support.microsoft.com/kb/100770

Tom

"Alex" <alsim123@hotmail.com> wrote in message
news:1174484185.614572.223830@n76g2000hsh.googlegroups.com...

Hello, people

How can I catch in my MDI Visual C++/MFC application Hot Key
shortcuts, for example
<Ctrl> + <F4>?

To detect let's say just <F4> in my
CMainFrame::PreTranslateMessage(MSG* pMsg)
I have lines:
if( ( pMsg->message == WM_KEYDOWN ) && ( pMsg->wParam == VK_F4 ) )
{
...// do something
}

But what about <Ctrl> + <F4>?

Thanks in advance

A.

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