Hooking windowsmessages with python
kyosohma at gmail.com
Thu Nov 20 15:19:59 CET 2008
On Nov 20, 3:52 am, Kevin Osthoff <icepic1... at gmx.de> wrote:
> I'm trying to set a message hook with python to catch WM_DROPFILES.
> The guiframework is Tkinter.
> Here a code snippet:
> > hwnd = eval(self.wm_frame())
> > win32gui.DragAcceptFiles(hwnd,1)
> > wnd = win32ui.CreateWindowFromHandle(hwnd)
> > wnd.HookMessage(self.test,w32con.WM_DROPFILES)
> > def test(self):
> > print "blala"
> The DragAcceptFiles-Call seems to be alright. When i drag a file over
> the gui there is this drag-and-drop icon. But the problem is, that the
> callback-function (test) is never executed.
> I also try different messages like Mousemove or Buttondown. So i think
> there is a problem with the HookMessage function.
> I read that you must compile Python with PYWIN_WITH_WINDOWPROC option
> enabled. Is this the problem?
> Can someone give me a short working code to hook a message so i can try
> it on my workstation?
> Thx in advance!
I recommend re-posting to the PyWin32 mailing list where the creators
of this package lurk. They'll probably be able to give you some
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