why does your Kill() method just have a pass statement?
On 6/4/07, Ian Baird <[EMAIL PROTECTED]> wrote:
> Tom,
>
> One problem you have here is that you need to create an instance of
> the Threaded class to point to as your selector's target object. This
> error is causing the message:
>
> 2007-06-04 20:53:11.415 PyThread[555] *** +[Threaded newThread:]:
> selector not recognized
>
> Plus, you have an unneeded NSAutoreleasePool instance, so I'd rewrite
> the code as follows:
>
> ---
>
> def go_(self, sender):
> print 'go_'
> self.myNewThreadedInst = Threaded.alloc().init()
> NSThread.detachNewThreadSelector_toTarget_withObject_(
> 'newThread:', myNewThreadedInst, None)
>
> ---
>
> Try that out, it should work.
>
> Ian
>
> On 6/4/07, Tom Elliott <[EMAIL PROTECTED]> wrote:
> > I'm using the PyObjC bridge. I have a computation that will be triggered by
> > a user. It takes about 2 minutes depending on the database we're using.
> > I'd like the user to be able to kill it if he decides it's taking too long.
> >
> > It seems like threading should be the solution. My simple demo based on
> > what I read in NSThread related docs is as follows. (I've put the
> > NSAutoreleasePool call in twice here, but tried it in either place,
> > separately).
> >
> > from Foundation import *
> > from AppKit import *
> > import objc, time
> >
> > from PyObjCTools import NibClassBuilder
> >
> > class PyThreadAppDelegate(NibClassBuilder.AutoBaseClass):
> > def init(self):
> > self = super(PyThreadAppDelegate, self).init()
> > return self
> >
> >
> > def go_(self, sender):
> > print 'go_'
> > pool = NSAutoreleasePool.alloc().init()
> >
> > NSThread.detachNewThreadSelector_toTarget_withObject_(
> > 'newThread:', Threaded, None)
> > del pool
> >
> >
> > def kill_(self, sender):
> > pass
> >
> >
> > class Threaded(NSObject):
> >
> > @objc.signature('v:@')
> > def newThread_(obj):
> > print 'Threaded'
> > pool = NSAutoreleasePool.alloc().init()
> > for i in range(5):
> > time.sleep(1)
> > print i
> > del pool
> >
> > This dies with:
> >
> > ===== Monday, June 4, 2007 8:53:09 PM US/Eastern =====
> > go_
> > 2007-06-04 20:53:11.414 PyThread[555] *** _NSAutoreleaseNoPool(): Object
> > 0x1419cc0 of class NSCFString autoreleased with no pool in place - just
> > leaking
> > 2007-06-04 20:53:11.415 PyThread[555] *** +[Threaded newThread:]: selector
> > not recognized
> > 2007-06-04 20:53:11.415 PyThread[555] *** _NSAutoreleaseNoPool(): Object
> > 0x146cb10 of class NSCFString autoreleased with no pool in place - just
> > leaking
> > 2007-06-04 20:53:11.415 PyThread[555] *** _NSAutoreleaseNoPool(): Object
> > 0x146c9a0 of class NSCFString autoreleased with no pool in place - just
> > leaking
> > 2007-06-04 20:53:11.415 PyThread[555] *** _NSAutoreleaseNoPool(): Object
> > 0x146c980 of class NSException autoreleased with no pool in place - just
> > leaking
> > 2007-06-04 20:53:11.415 PyThread[555] An uncaught exception was raised
> > 2007-06-04 20:53:11.415 PyThread[555] *** +[Threaded newThread:]: selector
> > not recognized
> > 2007-06-04 20:53:11.415 PyThread[555] *** Uncaught exception:
> > <NSInvalidArgumentException> *** +[Threaded newThread:]: selector not
> > recognized
> > Jun 4 20:53:12 joan-olsons-computer-2 crashdump[556]: PyThread crashed
> > Jun 4 20:53:12 joan-olsons-computer-2 crashdump[556]: crash report written
> > to:
> > /Users/jolson/Library/Logs/CrashReporter/PyThread.crash.log
> >
> > In addition, I don't know how to talk to the thread to kill it.
> >
> > Thanks for any help,
> >
> > Tom Elliott
> > _______________________________________________
> > Pythonmac-SIG maillist - Pythonmac-SIG@python.org
> > http://mail.python.org/mailman/listinfo/pythonmac-sig
> >
> >
> _______________________________________________
> Pythonmac-SIG maillist - Pythonmac-SIG@python.org
> http://mail.python.org/mailman/listinfo/pythonmac-sig
>
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