On Fri, 18 May 2012 19:07:51 -0700 (PDT), JPolk <jpolk5...@yahoo.com>
wrote:
> I think I figured this out once, lol...but can't seem to recall...
> Consider you have two python files,..."a" and "b"...where you "launch a"
> and
> "import b".
> But inside "b" is a PyQt call back to a control defined in "a". I keep
> getting a "not defined" error...
> So,...
>
> =======================================
> File "A"
> =======================================
> #!/usr/bin/env python
>
> import os
> import sys
> from PyQt4 import QtCore, QtGui, uic
>
> *from b import **
>
> class MainWindow(QtGui.QMainWindow):
> def __init__(self, parent=None):
> super(MainWindow, self).__init__(parent)
>
> self.setGeometry(520, 285, 640, 480)
> self.Button = QtGui.QPushButton(self)
> self.Button.setGeometry(QtCore.QRect(105, 140, 151, 66))
> self.Button.setObjectName("Button")
> self.Label = QtGui.QLabel(self)
> self.Label.setGeometry(QtCore.QRect(350, 250, 101, 21))
> self.Label.setObjectName("Label")
> self.Button.setText("Test 1")
> self.Label.setText("AAA")
>
> self.Button.clicked.connect(DoTest2)
>
> def main():
> app = QtGui.QApplication(sys.argv)
> global form
> form = MainWindow()
> form.show()
> app.exec_()
>
> if __name__ == '__main__':
> main()
>
>
> =====================================
> and File "B"
> =====================================
>
> #!/usr/bin/env python
>
> def DoTest2(self):
> print("DoTest2")
> *self.Label.setText("BBB")*
> return("Done")
>
> ======================================
>
>
> So,...to launch....
> prompt>> python a.py
>
> Then, hit the button...the button calls a function in File-B, which
tries
> to
> modify text in a Label that
> is defined in File-A.....
>
> prompt -> python a.py
> DoTest2
> Traceback (most recent call last):
> File "b.py", line 7, in DoTest2
> self.Label.setText("BBB")
> AttributeError: 'bool' object has no attribute 'Label'
>
> So,..what's the proper way to do this?...I've tried every which way but
> nada...
self.button.clicked(lambda checked: DoTest2(self))
...although a better answer might be "fix your design" :)
Phil
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