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Get Window With Focus

 Keywords: swindow focus WinGetActive GetGUIThreadInfo  

#DefineFunction udfGetGUIThreadInfo ()
   ;   BOOL WINAPI GetGUIThreadInfo(
   ;  _In_     DWORD idThread,
   ;  _Inout_  LPGUITHREADINFO lpgui
   ;);
   
   ;typedef struct tagGUITHREADINFO {
   ;  DWORD cbSize;        4    0
   ;  DWORD flags;         4    4
   ;  HWND  hwndActive;    4    8
   ;  HWND  hwndFocus;     4    12
   ;  HWND  hwndCapture;   4    16
   ;  HWND  hwndMenuOwner; 4    20
   ;  HWND  hwndMoveSize;  4    24
   ;  HWND  hwndCaret;     4    28
   ;  RECT  rcCaret;       16   32
   ;} GUITHREADINFO, *PGUITHREADINFO;
   
   bufGUITHREADINFO = BinaryAlloc(48)
   ;Note that you must set the cbSize member to sizeof(GUITHREADINFO) before calling this function. 
   BinaryPoke4( bufGUITHREADINFO, 0, 48 )
   
   ret = DllCall(DirWindows(1):"user32.dll", long:"GetGUIThreadInfo", lpnull,lpbinary:bufGUITHREADINFO)
   If ret == 0
       Pause('GetGUIThreadInfo Failed', DllLastError())
       Exit;Return 0
   Endif
   hwndActive = BinaryPeek4( bufGUITHREADINFO, 8 )
   hwndFocus = BinaryPeek4( bufGUITHREADINFO, 12 )
   Binaryfree(bufGUITHREADINFO)
   ;Window With FOCUS
   Return hwndFocus
#EndFunction

BoxOpen('Get Window with Focus','Press Alt+F12 to get the window handle of the window with focus')  
While WaitForKey('!{F12}','','','','')
   hwndFocus =  udfGetGUIThreadInfo()
   Pause('Focused Window Handle',hwndFocus)
EndWhile
Exit

Article ID:   W17791

Filename:   Get Window with Focus.txt

File Created: 2014:01:07:15:06:00

Last Updated: 2014:01:07:15:06:00