If I create a threading.Thread derived class, and run the wxPython code in the main thread; using a lock, will I be able to suspend the Thread, even though it will run the C code, which is essentially a while loop looping through millions of lines of a text file?
Thanks in advance. Michael --- Josiah Carlson <[EMAIL PROTECTED]> wrote: > > Gabriel Genellina <[EMAIL PROTECTED]> wrote: > > At Tuesday 24/10/2006 23:25, Michael S wrote: > > > > >I extended part of my program in C, since that > part > > >was too involved for Python. Now when I import > the > > >module I created and call its functions, I am > trying > > >to feedback some information bac to my wxPython > > >program. The function runs for a while and I > wanted to > > >update a progress bar, but when I call the > function of > > >my new module, wxPython doesn't respond when > wx.Timer > > >is supposed to fire. > > > > Does your extension run on a separate thread? I > guess not. So the > > wxPython code does not have a chance to run. > > Do it the other way: from your C code, call a > Python function which > > in turn updates the progress bar (and keep it > simple!) > > Unless the GUI thread has a chance to take passes > through the wxPython > mainloop, the progress bar, etc., may not actually > be updated on some > platforms. > > Mr. Sherman would likely be better off creating a > new thread which > handles processing, which could update a C global > variable, which the > GUI thread can poll to update its progress bar, etc. > Alternatively, if > the processing can be broken down into smaller > pieces, the secondary > thread can call the pieces and post events back to > the GUI thread to > update the progress bar (via explicit wx.PostEvent > or implicit > wx.CallAfter). > > > - Josiah > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: > [EMAIL PROTECTED] > For additional commands, e-mail: > [EMAIL PROTECTED] > > -- http://mail.python.org/mailman/listinfo/python-list
