Rather than storing the app in a global, you can also just ask PyQt if a QApplication has already been initialized. See QtCore.QCoreApplication.instance(). Another benefit of this is that it'll work if you have C++ Qt plugins that have already initialized QApplication.
Ben sukuba wrote: > Ok, I overloaded the PumpThread module, so the result code is: > ########################################################## > ## pyqt_pumpThread.py > > import sys > > newpath2 = '/usr/lib64/python2.5/site-packages/' > if not newpath2 in sys.path: > sys.path.append(newpath2) > newpath3 = '/usr/autodesk/maya2009-x64/devkit/other/PyQtScripts/qt/ > zGUI' > if not newpath3 in sys.path: > sys.path.append(newpath3) > newpath4 = '/usr/autodesk/maya2009-x64/devkit/other/PyQtScripts/qt' > if not newpath4 in sys.path: > sys.path.append(newpath4) > > import maya.utils as utils > import threading > import time > > from PyQt4 import QtCore, QtGui > > > pumpedThread = None > app = None > > def get_app(): > global app > return app > > def set_app(i_app): > global app > app = i_app > > def get_pt(): > global pumpedThread > return pumpedThread > > def set_pt(i_pt): > global pumpedThread > pumpedThread = i_pt > > def pumpQt(): > app = get_app() > def processor(): > app.processEvents() > > while 1: > time.sleep(0.01) > utils.executeDeferred( processor ) > > def initializePumpThread(): > if get_pt() == None: > set_app(QtGui.QApplication(sys.argv)) > set_pt(threading.Thread( target = pumpQt, args = () )) > get_pt().start() > ########################################################## > > You can import this module in your Qdialog script, but don't use exec > () because pumpThread manages this, you only need to use show(): > ########################################################## > import pyqt_pumpThread as pt > > pt.initializePumpThread() > > myDialog = QtGui.QDialog() > > ##Your actions > > myDialog.show() > ########################################################## > > This works ok to me, I hope for you too. > Sukuba ñ_ñ > > On 9 jun, 00:41, Taylor Carrasco <[email protected]> wrote: >> Yes exactly, I tried unsuccesfully to implement pumpthread simply because of >> the name. >> >> I definitely want it on a separate thread (not competing with PyQt Dialog >> Window's thread). >> >> !!! >> >> On Mon, Jun 8, 2009 at 6:01 AM, sukuba <[email protected]> wrote: >> >>> I'm not sure if I understand your problem, but, maybe what you're >>> looking for is the pumpThread module, it throws your pyqt window in a >>> new thread so you can access to your maya scene while pyqt window is >>> running, without lock it. >>> If that's the problem, I can tell you more about how to use this. >>> On 8 jun, 13:11, mleep <[email protected]> wrote: >>>> Is there a way to have access to the Maya scene (regular user input/ >>>> access) with a QDialog window running in the background? >> > > --~--~---------~--~----~------------~-------~--~----~ http://groups.google.com/group/python_inside_maya -~----------~----~----~----~------~----~------~--~---
