def __initQeo(self):
self.participantReader = StateReader(
ChatParticipant,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatParticipant": self.forwardNoMoreData(
cls),
onDispose=self.forwardDispose)
self.msgReader = EventReader(
ChatMessage,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatMessage": self.forwardNoMoreData(cls))
self.connect(self, SIGNAL("onData"), self.onData)
self.connect(self, SIGNAL("onNoMoreData"), self.onNoMoreData)
self.connect(self, SIGNAL("onDispose"), self.onDispose)
def __initQeo(self):
self.participantReader = StateReader(
ChatParticipant,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatParticipant": self.forwardNoMoreData(cls),
onDispose=self.forwardDispose)
self.msgReader = EventReader(ChatMessage,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatMessage": self.forwardNoMoreData(cls))
self.connect(self, SIGNAL("onData"), self.onData)
self.connect(self, SIGNAL("onNoMoreData"), self.onNoMoreData)
self.connect(self, SIGNAL("onDispose"), self.onDispose)
class ChatTracer(QMainWindow):
def __init__(self):
super(ChatTracer, self).__init__()
self.__initGui()
self.__initQeo()
self.connect(self, SIGNAL("newLogMsg"), self.__appendLog)
def __initGui(self):
self.setWindowTitle("ChatTracer")
g = QGridLayout()
w = QWidget()
w.setLayout(g)
self.setCentralWidget(w)
self.logWindow = QTextEdit()
self.logWindow.setReadOnly(True)
self.logWindow.setFocusPolicy(Qt.NoFocus)
self.logWindow.setMinimumWidth(300)
g.addWidget(self.logWindow, 0, 0, 3, 1)
l = QLabel("ChatParticipants")
g.addWidget(l, 0, 1)
self.participants = QListWidget()
self.participants.setMaximumWidth(250)
self.participants.setFocusPolicy(Qt.NoFocus)
g.addWidget(self.participants, 1, 1)
pb = QPushButton("Refresh Participants")
pb.clicked.connect(self.onRefreshParticipants)
g.addWidget(pb, 2, 1)
g.setColumnStretch(0, 3)
g.setColumnStretch(1, 2)
self.show()
pb.setFocus()
def __initQeo(self):
self.participantReader = StateReader(
ChatParticipant,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatParticipant": self.forwardNoMoreData(cls),
onDispose=self.forwardDispose)
self.msgReader = EventReader(ChatMessage,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatMessage": self.forwardNoMoreData(cls))
self.connect(self, SIGNAL("onData"), self.onData)
self.connect(self, SIGNAL("onNoMoreData"), self.onNoMoreData)
self.connect(self, SIGNAL("onDispose"), self.onDispose)
def closeApp(self):
self.participantReader.close()
self.participantReader = None
self.msgReader.close()
self.msgReader = None
def __appendLog(self, msg):
self.logWindow.append(msg)
def __buildLogMsg(self, prefix, data):
msg = [prefix + ": "]
if data:
msg.append("%s" % data.__class__.__name__)
msg.append("{")
for k, v in data.__dict__.iteritems():
msg.append("%s='%s'" % (str(k), str(v)))
msg.append("}")
self.__appendLog(' '.join(msg))
def forwardData(self, s):
self.emit(SIGNAL("onData"), s)
def forwardDispose(self, s):
self.emit(SIGNAL("onDispose"), s)
def forwardNoMoreData(self, s):
self.emit(SIGNAL("onNoMoreData"), s)
def onData(self, sample):
self.__buildLogMsg("onData", sample)
def onDispose(self, sample):
print "onDispose called: %s - %s" % (sample.name, sample.room)
def onNoMoreData(self, class_):
self.__buildLogMsg("onNoMoreData", None)
def onRefreshParticipants(self):
self.participants.clear()
for s in self.participantReader.states():
self.participants.addItem("%s - %s - %s" % (s.name, s.room, s.state))
class ChatTracer(QMainWindow):
def __init__(self):
super(ChatTracer, self).__init__()
self.__initGui()
self.__initQeo()
self.connect(self, SIGNAL("newLogMsg"), self.__appendLog)
def __initGui(self):
self.setWindowTitle("ChatTracer")
g = QGridLayout()
w = QWidget()
w.setLayout(g)
self.setCentralWidget(w)
self.logWindow = QTextEdit()
self.logWindow.setReadOnly(True)
self.logWindow.setFocusPolicy(Qt.NoFocus)
self.logWindow.setMinimumWidth(300)
g.addWidget(self.logWindow, 0, 0, 3, 1)
l = QLabel("ChatParticipants")
g.addWidget(l, 0, 1)
self.participants = QListWidget()
self.participants.setMaximumWidth(250)
self.participants.setFocusPolicy(Qt.NoFocus)
g.addWidget(self.participants, 1, 1)
pb = QPushButton("Refresh Participants")
pb.clicked.connect(self.onRefreshParticipants)
g.addWidget(pb, 2, 1)
g.setColumnStretch(0, 3)
g.setColumnStretch(1, 2)
self.show()
pb.setFocus()
def __initQeo(self):
self.participantReader = StateReader(
ChatParticipant,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatParticipant": self.forwardNoMoreData(
cls),
onDispose=self.forwardDispose)
self.msgReader = EventReader(
ChatMessage,
onData=self.forwardData,
onNoMoreData=lambda cls="ChatMessage": self.forwardNoMoreData(cls))
self.connect(self, SIGNAL("onData"), self.onData)
self.connect(self, SIGNAL("onNoMoreData"), self.onNoMoreData)
self.connect(self, SIGNAL("onDispose"), self.onDispose)
def closeApp(self):
self.participantReader.close()
self.participantReader = None
self.msgReader.close()
self.msgReader = None
def __appendLog(self, msg):
self.logWindow.append(msg)
def __buildLogMsg(self, prefix, data):
msg = [prefix + ": "]
if data:
msg.append("%s" % data.__class__.__name__)
msg.append("{")
for k, v in data.__dict__.iteritems():
msg.append("%s='%s'" % (str(k), str(v)))
msg.append("}")
self.__appendLog(' '.join(msg))
def forwardData(self, s):
self.emit(SIGNAL("onData"), s)
def forwardDispose(self, s):
self.emit(SIGNAL("onDispose"), s)
def forwardNoMoreData(self, s):
self.emit(SIGNAL("onNoMoreData"), s)
def onData(self, sample):
self.__buildLogMsg("onData", sample)
def onDispose(self, sample):
print "onDispose called: %s - %s" % (sample.name, sample.room)
def onNoMoreData(self, class_):
self.__buildLogMsg("onNoMoreData", None)
def onRefreshParticipants(self):
self.participants.clear()
for s in self.participantReader.states():
self.participants.addItem("%s - %s - %s" %
(s.name, s.room, s.state))