Re: [PyQt] Simple connect error
**facepalm** I had a locally defined class that we overriding it. It was missing the slot. - Original Message From: Jason H To: Andreas Pakulat ; pyqt@riverbankcomputing.com Sent: Wed, January 27, 2010 1:22:51 AM Subject: Re: [PyQt] Simple connect error - Original Message From: Andreas Pakulat To: pyqt@riverbankcomputing.com Sent: Wed, January 27, 2010 1:17:48 AM Subject: Re: [PyQt] Simple connect error On 26.01.10 22:05:41, Jason H wrote: > > class Main(QGraphicsView): > def __init__(self, useGL=False, parent=None): > pass > > @pyqtSlot() > def screenFinished(self): > print "Main.screenFinished" > > class Screen(QObject): > finished = pyqtSignal() > > def __init__(self, instanceName, main): > QObject.__init__(self) > self.main.screenFinished.connect(self.finished) > > gives me the error: > self.main.screenFinished.connect(self.finished) > AttributeError: 'Main' object has no attribute 'screenFinished' I'm not too familiar with the new signal/slot mechanism, but a short read on the docs suggests that your connect is in the wrong order. Its usually .connect() and you've got it the other way around. -- Well the Screen object emits "finished" and I want to connect that to the main's screenFinished slot. self.main.screenfinished is the slot, the self.finished is emitted by the screen class. If I reverse it: self.finished.connect(self.main.screenFinished) I still get the error. ___ PyQt mailing listPyQt@riverbankcomputing.com http://www.riverbankcomputing.com/mailman/listinfo/pyqt ___ PyQt mailing listPyQt@riverbankcomputing.com http://www.riverbankcomputing.com/mailman/listinfo/pyqt
Re: [PyQt] Simple connect error
- Original Message From: Andreas Pakulat To: pyqt@riverbankcomputing.com Sent: Wed, January 27, 2010 1:17:48 AM Subject: Re: [PyQt] Simple connect error On 26.01.10 22:05:41, Jason H wrote: > > class Main(QGraphicsView): > def __init__(self, useGL=False, parent=None): > pass > > @pyqtSlot() > def screenFinished(self): > print "Main.screenFinished" > > class Screen(QObject): > finished = pyqtSignal() > > def __init__(self, instanceName, main): > QObject.__init__(self) > self.main.screenFinished.connect(self.finished) > > gives me the error: > self.main.screenFinished.connect(self.finished) > AttributeError: 'Main' object has no attribute 'screenFinished' I'm not too familiar with the new signal/slot mechanism, but a short read on the docs suggests that your connect is in the wrong order. Its usually .connect() and you've got it the other way around. -- Well the Screen object emits "finished" and I want to connect that to the main's screenFinished slot. self.main.screenfinished is the slot, the self.finished is emitted by the screen class. If I reverse it: self.finished.connect(self.main.screenFinished) I still get the error. ___ PyQt mailing listPyQt@riverbankcomputing.com http://www.riverbankcomputing.com/mailman/listinfo/pyqt
Re: [PyQt] Simple connect error
On 26.01.10 22:05:41, Jason H wrote: > > class Main(QGraphicsView): > def __init__(self, useGL=False, parent=None): > pass > > @pyqtSlot() > def screenFinished(self): > print "Main.screenFinished" > > class Screen(QObject): > finished = pyqtSignal() > > def __init__(self, instanceName, main): > QObject.__init__(self) > self.main.screenFinished.connect(self.finished) > > gives me the error: > self.main.screenFinished.connect(self.finished) > AttributeError: 'Main' object has no attribute 'screenFinished' I'm not too familiar with the new signal/slot mechanism, but a short read on the docs suggests that your connect is in the wrong order. Its usually .connect() and you've got it the other way around. Andreas -- Your analyst has you mixed up with another patient. Don't believe a thing he tells you. ___ PyQt mailing listPyQt@riverbankcomputing.com http://www.riverbankcomputing.com/mailman/listinfo/pyqt
