class QTextStreamShiftTest(unittest.TestCase):
def setUp(self):
self.ba = QByteArray()
self.read = QTextStream(self.ba, QIODevice.ReadOnly)
self.write = QTextStream(self.ba, QIODevice.WriteOnly)
def testNumber(self):
'''QTextStream << number'''
self.write << '4'
self.write.flush()
res = self.read.readLine()
self.assertTrue(isinstance(res, py3k.unicode))
self.assertEqual(res, '4')
class QTextStreamShiftTest(unittest.TestCase):
def setUp(self):
self.ba = QByteArray()
self.read = QTextStream(self.ba, QIODevice.ReadOnly)
self.write = QTextStream(self.ba, QIODevice.WriteOnly)
def testNumber(self):
'''QTextStream << number'''
self.write << '4'
self.write.flush()
res = self.read.readLine()
self.assertTrue(isinstance(res, py3k.unicode))
self.assertEqual(res, '4')
class SingleApplication(QApplication):
messageReceived = Signal()
def __init__(self, id, *argv):
super(SingleApplication, self).__init__(*argv)
self._id = id
self._activationWindow = None
self._activateOnMessage = False
# Is there another instance running?
self._outSocket = QLocalSocket()
self._outSocket.connectToServer(self._id)
self._isRunning = self._outSocket.waitForConnected()
if self._isRunning:
# Yes, there is.
self._outStream = QTextStream(self._outSocket)
self._outStream.setCodec('UTF-8')
else:
# No, there isn't.
self._outSocket = None
self._outStream = None
self._inSocket = None
self._inStream = None
self._server = QLocalServer()
self._server.listen(self._id)
self._server.newConnection.connect(self._onNewConnection)
def isRunning(self):
return self._isRunning
def id(self):
return self._id
def activationWindow(self):
return self._activationWindow
def setActivationWindow(self, activationWindow, activateOnMessage=True):
self._activationWindow = activationWindow
self._activateOnMessage = activateOnMessage
def activateWindow(self):
if not self._activationWindow:
return
self._activationWindow.show()
self._activationWindow.setWindowState((
self._activationWindow.windowState() & ~Qt.WindowMinimized)
| Qt.WindowActive)
SetWindowPos(
self._activationWindow.winId(),
# = always on top. only reliable way to bring it to the front on windows
win32con.HWND_TOPMOST,
0,
0,
0,
0,
win32con.SWP_NOMOVE | win32con.SWP_NOSIZE
| win32con.SWP_SHOWWINDOW)
# Do not reset topmost; for monitor control this is set...
# SetWindowPos(self._activationWindow.winId(),
# # disable the always on top, but leave window at its top position
# win32con.HWND_NOTOPMOST,
# 0, 0, 0, 0,
# win32con.SWP_NOMOVE | win32con.SWP_NOSIZE | win32con.SWP_SHOWWINDOW)
# self._activationWindow.raise_()
self._activationWindow.activateWindow()
def sendMessage(self, msg):
if not self._outStream:
return False
self._outStream << msg << '\n'
self._outStream.flush()
return self._outSocket.waitForBytesWritten()
def _onNewConnection(self):
if self._inSocket:
self._inSocket.readyRead.disconnect(self._onReadyRead)
self._inSocket = self._server.nextPendingConnection()
if not self._inSocket:
return
self._inStream = QTextStream(self._inSocket)
self._inStream.setCodec('UTF-8')
self._inSocket.readyRead.connect(self._onReadyRead)
if self._activateOnMessage:
self.activateWindow()
def _onReadyRead(self):
while True:
msg = self._inStream.readLine()
if not msg:
break
self.messageReceived.emit(msg)
class QtSingleApplication(QApplication):
messageReceived = Signal()
def __init__(self, id, *argv):
super(QtSingleApplication, self).__init__(*argv)
self._id = id
self._activationWindow = None
self._activateOnMessage = False
# Is there another instance running?
self._outSocket = QLocalSocket()
self._outSocket.connectToServer(self._id)
self._isRunning = self._outSocket.waitForConnected()
if self._isRunning:
# Yes, there is.
self._outStream = QTextStream(self._outSocket)
self._outStream.setCodec('UTF-8')
else:
# No, there isn't.
self._outSocket = None
self._outStream = None
self._inSocket = None
self._inStream = None
self._server = QLocalServer()
self._server.listen(self._id)
self._server.newConnection.connect(self._onNewConnection)
def isRunning(self):
return self._isRunning
def id(self):
return self._id
def activationWindow(self):
return self._activationWindow
def setActivationWindow(self, activationWindow, activateOnMessage=True):
self._activationWindow = activationWindow
self._activateOnMessage = activateOnMessage
def activateWindow(self):
if not self._activationWindow:
return
self._activationWindow.setWindowState(
self._activationWindow.windowState() & ~Qt.WindowMinimized)
self._activationWindow.raise_()
self._activationWindow.activateWindow()
def sendMessage(self, msg):
if not self._outStream:
return False
self._outStream << msg << '\n'
self._outStream.flush()
return self._outSocket.waitForBytesWritten()
def _onNewConnection(self):
if self._inSocket:
self._inSocket.readyRead.disconnect(self._onReadyRead)
self._inSocket = self._server.nextPendingConnection()
if not self._inSocket:
return
self._inStream = QTextStream(self._inSocket)
self._inStream.setCodec('UTF-8')
self._inSocket.readyRead.connect(self._onReadyRead)
if self._activateOnMessage:
self.activateWindow()
def _onReadyRead(self):
while True:
msg = self._inStream.readLine()
if not msg:
break
self.messageReceived.emit(msg)
class QtSingleApplication(QApplication):
messageReceived = Signal(str)
def __init__(self, id, *argv):
super(QtSingleApplication, self).__init__(*argv)
self._id = id
self._activationWindow = None
self._activateOnMessage = False
# Is there another instance running?
self._outSocket = QLocalSocket()
self._outSocket.connectToServer(self._id)
self._isRunning = self._outSocket.waitForConnected()
if self._isRunning:
# Yes, there is.
self._outStream = QTextStream(self._outSocket)
self._outStream.setCodec('UTF-8')
else:
# No, there isn't.
self._outSocket = None
self._outStream = None
self._inSocket = None
self._inStream = None
self._server = QLocalServer()
self._server.listen(self._id)
self._server.newConnection.connect(self._onNewConnection)
def isRunning(self):
return self._isRunning
def id(self):
return self._id
def activationWindow(self):
return self._activationWindow
def setActivationWindow(self, activationWindow, activateOnMessage=True):
self._activationWindow = activationWindow
self._activateOnMessage = activateOnMessage
def activateWindow(self):
if not self._activationWindow:
return
self._activationWindow.setWindowState(
self._activationWindow.windowState() & ~Qt.WindowMinimized)
self._activationWindow.raise_()
self._activationWindow.activateWindow()
def sendMessage(self, msg):
if not self._outStream:
return False
self._outStream << msg << '\n'
self._outStream.flush()
return self._outSocket.waitForBytesWritten()
def _onNewConnection(self):
if self._inSocket:
self._inSocket.readyRead.disconnect(self._onReadyRead)
self._inSocket = self._server.nextPendingConnection()
if not self._inSocket:
return
self._inStream = QTextStream(self._inSocket)
self._inStream.setCodec('UTF-8')
self._inSocket.readyRead.connect(self._onReadyRead)
if self._activateOnMessage:
self.activateWindow()
def _onReadyRead(self):
while True:
msg = self._inStream.readLine()
if not msg: break
self.messageReceived.emit(msg)
