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1 # ================================================================================== 2 # 3 # Copyright (C) 2007-2008 Conceptive Engineering bvba. All rights reserved. 4 # www.conceptive.be / project-camelot@conceptive.be 5 # 6 # This file is part of the Camelot Library. 7 # 8 # This file may be used under the terms of the GNU General Public 9 # License version 2.0 as published by the Free Software Foundation 10 # and appearing in the file LICENSE.GPL included in the packaging of 11 # this file. Please review the following information to ensure GNU 12 # General Public Licensing requirements will be met: 13 # http://www.trolltech.com/products/qt/opensource.html 14 # 15 # If you are unsure which license is appropriate for your use, please 16 # review the following information: 17 # http://www.trolltech.com/products/qt/licensing.html or contact 18 # project-camelot@conceptive.be. 19 # 20 # This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE 21 # WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 22 # 23 # For use of this library in commercial applications, please contact 24 # project-camelot@conceptive.be 25 # 26 # ================================================================================== 27 28 """QT Response handler class to be used when constructing 29 a model thread. Construct this response handler within the 30 GUI thread to have all responses being handled within the 31 event loop of the GUI thread.""" 32 33 import threading 34 import logging 35 36 logger = logging.getLogger('response_handler') 37 logger.setLevel(logging.INFO) 38 39 from PyQt4.QtCore import * 40 41 from model_thread import get_model_thread 426045 QObject.__init__(self) 46 self.response_signal = SIGNAL("responseAvailable()") 47 self.start_signal = SIGNAL("startProcessingRequest()") 48 self.stop_signal = SIGNAL("stopProcessingRequest()") 49 self.connect(self, self.response_signal, self.handleResponse)51 logger.debug('handle responses in thread %s'%str(threading.currentThread())) 52 get_model_thread().process_responses()54 logger.debug('response available in thread %s'%str(threading.currentThread())) 55 self.emit(self.response_signal)
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