def sessionOpened(self):
if self.networkSession is not None:
config = self.networkSession.configuration()
if config.type() == QNetworkConfiguration.UserChoice:
id = self.networkSession.sessionProperty('UserChoiceConfiguration')
else:
id = config.identifier()
settings = QSettings(QSettings.UserScope, 'QtProject')
settings.beginGroup('QtNetwork')
settings.setValue('DefaultNetworkConfiguration', id)
settings.endGroup();
self.tcpServer = QTcpServer(self)
if not self.tcpServer.listen():
QMessageBox.critical(self, "Fortune Server",
"Unable to start the server: %s." % self.tcpServer.errorString())
self.close()
return
for ipAddress in QNetworkInterface.allAddresses():
if ipAddress != QHostAddress.LocalHost and ipAddress.toIPv4Address() != 0:
break
else:
ipAddress = QHostAddress(QHostAddress.LocalHost)
ipAddress = ipAddress.toString()
self.statusLabel.setText("The server is running on\n\nIP: %s\nport %d\n\n"
"Run the Fortune Client example now." % (ipAddress, self.tcpServer.serverPort()))
def __init__(self, parent=None):
super(BlockingClient, self).__init__(parent)
self.thread = FortuneThread()
self.currentFortune = ""
hostLabel = QLabel("&Server name:")
portLabel = QLabel("S&erver port:")
for ipAddress in QNetworkInterface.allAddresses():
if ipAddress != QHostAddress.LocalHost and ipAddress.toIPv4Address(
) != 0:
break
else:
ipAddress = QHostAddress(QHostAddress.LocalHost)
ipAddress = ipAddress.toString()
self.hostLineEdit = QLineEdit(ipAddress)
self.portLineEdit = QLineEdit()
self.portLineEdit.setValidator(QIntValidator(1, 65535, self))
hostLabel.setBuddy(self.hostLineEdit)
portLabel.setBuddy(self.portLineEdit)
self.statusLabel = QLabel(
"This example requires that you run the Fortune Server example as well."
)
self.statusLabel.setWordWrap(True)
self.getFortuneButton = QPushButton("Get Fortune")
self.getFortuneButton.setDefault(True)
self.getFortuneButton.setEnabled(False)
quitButton = QPushButton("Quit")
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.getFortuneButton, QDialogButtonBox.ActionRole)
buttonBox.addButton(quitButton, QDialogButtonBox.RejectRole)
self.getFortuneButton.clicked.connect(self.requestNewFortune)
quitButton.clicked.connect(self.close)
self.hostLineEdit.textChanged.connect(self.enableGetFortuneButton)
self.portLineEdit.textChanged.connect(self.enableGetFortuneButton)
self.thread.newFortune.connect(self.showFortune)
self.thread.error.connect(self.displayError)
mainLayout = QGridLayout()
mainLayout.addWidget(hostLabel, 0, 0)
mainLayout.addWidget(self.hostLineEdit, 0, 1)
mainLayout.addWidget(portLabel, 1, 0)
mainLayout.addWidget(self.portLineEdit, 1, 1)
mainLayout.addWidget(self.statusLabel, 2, 0, 1, 2)
mainLayout.addWidget(buttonBox, 3, 0, 1, 2)
self.setLayout(mainLayout)
self.setWindowTitle("Blocking Fortune Client")
self.portLineEdit.setFocus()
def __init__(self, parent=None):
super(BlockingClient, self).__init__(parent)
self.thread = FortuneThread()
self.currentFortune = ''
hostLabel = QLabel("&Server name:")
portLabel = QLabel("S&erver port:")
for ipAddress in QNetworkInterface.allAddresses():
if ipAddress != QHostAddress.LocalHost and ipAddress.toIPv4Address() != 0:
break
else:
ipAddress = QHostAddress(QHostAddress.LocalHost)
ipAddress = ipAddress.toString()
self.hostLineEdit = QLineEdit(ipAddress)
self.portLineEdit = QLineEdit()
self.portLineEdit.setValidator(QIntValidator(1, 65535, self))
hostLabel.setBuddy(self.hostLineEdit)
portLabel.setBuddy(self.portLineEdit)
self.statusLabel = QLabel(
"This example requires that you run the Fortune Server example as well.")
self.statusLabel.setWordWrap(True)
self.getFortuneButton = QPushButton("Get Fortune")
self.getFortuneButton.setDefault(True)
self.getFortuneButton.setEnabled(False)
quitButton = QPushButton("Quit")
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.getFortuneButton, QDialogButtonBox.ActionRole)
buttonBox.addButton(quitButton, QDialogButtonBox.RejectRole)
self.getFortuneButton.clicked.connect(self.requestNewFortune)
quitButton.clicked.connect(self.close)
self.hostLineEdit.textChanged.connect(self.enableGetFortuneButton)
self.portLineEdit.textChanged.connect(self.enableGetFortuneButton)
self.thread.newFortune.connect(self.showFortune)
self.thread.error.connect(self.displayError)
mainLayout = QGridLayout()
mainLayout.addWidget(hostLabel, 0, 0)
mainLayout.addWidget(self.hostLineEdit, 0, 1)
mainLayout.addWidget(portLabel, 1, 0)
mainLayout.addWidget(self.portLineEdit, 1, 1)
mainLayout.addWidget(self.statusLabel, 2, 0, 1, 2)
mainLayout.addWidget(buttonBox, 3, 0, 1, 2)
self.setLayout(mainLayout)
self.setWindowTitle("Blocking Fortune Client")
self.portLineEdit.setFocus()
def __init__(self, parent=None):
super(Dialog, self).__init__(parent)
self.server = FortuneServer()
statusLabel = QLabel()
statusLabel.setWordWrap(True)
quitButton = QPushButton("Quit")
quitButton.setAutoDefault(False)
if not self.server.listen():
QMessageBox.critical(
self,
"Threaded Fortune Server",
"Unable to start the server: %s." % self.server.errorString(),
)
self.close()
return
for ipAddress in QNetworkInterface.allAddresses():
if ipAddress != QHostAddress.LocalHost and ipAddress.toIPv4Address() != 0:
break
else:
ipAddress = QHostAddress(QHostAddress.LocalHost)
ipAddress = ipAddress.toString()
statusLabel.setText(
"The server is running on\n\nIP: %s\nport: %d\n\n"
"Run the Fortune Client example now."
% (ipAddress, self.server.serverPort())
)
quitButton.clicked.connect(self.close)
buttonLayout = QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(quitButton)
buttonLayout.addStretch(1)
mainLayout = QVBoxLayout()
mainLayout.addWidget(statusLabel)
mainLayout.addLayout(buttonLayout)
self.setLayout(mainLayout)
self.setWindowTitle("Threaded Fortune Server")
def getIP(self):
"""
获得用户IP
"""
addressList = QNetworkInterface.allAddresses()
# QNetworkInterface类提供主机的IP地址和网络接口的列表（list类型）。
# QNetworkInterface表示连接到运行程序的主机的一个网络接口。
# 每个网络接口可以包含零个或多个IP地址，每个IP地址可选地与网络掩码和/或广播地址相关联。
# 可以使用addressEntries()获得此类三元组的列表。
# 当不需要网络掩码或广播地址或其他信息时，使用allAddresses()便捷功能仅获取活动接口的IP地址。
for address in addressList:
if address.protocol(
) == QAbstractSocket.IPv4Protocol and address != QHostAddress.LocalHost and address.toString(
)[:3] != "169" and address.toString().split(".")[-1] != "1":
return address.toString()
# 只要IPv4、不要169开头的地址、不要结尾是1的IP地址(可能是网关)
return "0.0.0.0"
def __init__(self, parent=None):
super(Dialog, self).__init__(parent)
self.server = FortuneServer()
statusLabel = QLabel()
statusLabel.setWordWrap(True)
quitButton = QPushButton("Quit")
quitButton.setAutoDefault(False)
if not self.server.listen():
QMessageBox.critical(self, "Threaded Fortune Server",
"Unable to start the server: %s." % self.server.errorString())
self.close()
return
for ipAddress in QNetworkInterface.allAddresses():
if ipAddress != QHostAddress.LocalHost and ipAddress.toIPv4Address() != 0:
break
else:
ipAddress = QHostAddress(QHostAddress.LocalHost)
ipAddress = ipAddress.toString()
statusLabel.setText("The server is running on\n\nIP: %s\nport: %d\n\n"
"Run the Fortune Client example now." % (ipAddress, self.server.serverPort()))
quitButton.clicked.connect(self.close)
buttonLayout = QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(quitButton)
buttonLayout.addStretch(1)
mainLayout = QVBoxLayout()
mainLayout.addWidget(statusLabel)
mainLayout.addLayout(buttonLayout)
self.setLayout(mainLayout)
self.setWindowTitle("Threaded Fortune Server")
def __init__(self, parent=None):
QDialog.__init__(self, parent)
self.cam = webcam(640, 480, '/dev/video0')
self.cam.activate()
self.statusLabel = QLabel()
self.quitButton = QPushButton("Quit")
self.quitButton.setAutoDefault(False)
buttonLayout = QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.quitButton)
buttonLayout.addStretch(1)
mainLayout = QVBoxLayout()
mainLayout.addWidget(self.statusLabel)
mainLayout.addLayout(buttonLayout)
self.setLayout(mainLayout)
self.setWindowTitle('Frame Server')
self.tcpServer = QTcpServer(self)
self.tcpServer.listen()
self.client = None
ipAddress = ''
for address in QNetworkInterface.allAddresses():
if address != QHostAddress.LocalHost and address.toIPv4Address():
ipAddress = address.toString()
break
if len(ipAddress) == 0:
ipAddress = QHostAddress(QHostAddress.LocalHost).toString()
self.statusLabel.setText(
'Address:\t\t{}\nPort:\t\t\t{}'.format(ipAddress, self.tcpServer.serverPort()))
self.quitButton.clicked.connect(self.close)
self.tcpServer.newConnection.connect(self.clientConnected)
def __init__(self, parent=None):
super(Client, self).__init__(parent)
self.networkSession = None
self.blockSize = 0
self.currentFortune = ""
hostLabel = QLabel("&Server name:")
portLabel = QLabel("S&erver port:")
self.hostCombo = QComboBox()
self.hostCombo.setEditable(True)
name = QHostInfo.localHostName()
if name != "":
self.hostCombo.addItem(name)
domain = QHostInfo.localDomainName()
if domain != "":
self.hostCombo.addItem(name + "." + domain)
if name != "localhost":
self.hostCombo.addItem("localhost")
ipAddressesList = QNetworkInterface.allAddresses()
for ipAddress in ipAddressesList:
if not ipAddress.isLoopback():
self.hostCombo.addItem(ipAddress.toString())
for ipAddress in ipAddressesList:
if ipAddress.isLoopback():
self.hostCombo.addItem(ipAddress.toString())
self.portLineEdit = QLineEdit()
self.portLineEdit.setValidator(QIntValidator(1, 65535, self))
hostLabel.setBuddy(self.hostCombo)
portLabel.setBuddy(self.portLineEdit)
self.statusLabel = QLabel("This examples requires that you run " "the Fortune Server example as well.")
self.getFortuneButton = QPushButton("Get Fortune")
self.getFortuneButton.setDefault(True)
self.getFortuneButton.setEnabled(False)
quitButton = QPushButton("Quit")
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.getFortuneButton, QDialogButtonBox.ActionRole)
buttonBox.addButton(quitButton, QDialogButtonBox.RejectRole)
self.tcpSocket = QTcpSocket(self)
self.hostCombo.editTextChanged.connect(self.enableGetFortuneButton)
self.portLineEdit.textChanged.connect(self.enableGetFortuneButton)
self.getFortuneButton.clicked.connect(self.requestNewFortune)
quitButton.clicked.connect(self.close)
self.tcpSocket.readyRead.connect(self.readFortune)
self.tcpSocket.error.connect(self.displayError)
mainLayout = QGridLayout()
mainLayout.addWidget(hostLabel, 0, 0)
mainLayout.addWidget(self.hostCombo, 0, 1)
mainLayout.addWidget(portLabel, 1, 0)
mainLayout.addWidget(self.portLineEdit, 1, 1)
mainLayout.addWidget(self.statusLabel, 2, 0, 1, 2)
mainLayout.addWidget(buttonBox, 3, 0, 1, 2)
self.setLayout(mainLayout)
self.setWindowTitle("Fortune Client")
self.portLineEdit.setFocus()
manager = QNetworkConfigurationManager()
if manager.capabilities() & QNetworkConfigurationManager.NetworkSessionRequired:
settings = QSettings(QSettings.UserScope, "QtProject")
settings.beginGroup("QtNetwork")
id = settings.value("DefaultNetworkConfiguration")
settings.endGroup()
config = manager.configurationFromIdentifier(id)
if config.state() & QNetworkConfiguration.Discovered == 0:
config = manager.defaultConfiguration()
self.networkSession = QNetworkSession(config, self)
self.networkSession.opened.connect(self.sessionOpened)
self.getFortuneButton.setEnabled(False)
self.statusLabel.setText("Opening network session.")
self.networkSession.open()
def get_available_ips(self):
"""Method returning the list of available ips."""
return QNetworkInterface.allAddresses()
def get_host_ip(lh=False):
if lh:
return '127.0.1.1'
address = QNetworkInterface.allAddresses()
ip = address[2].toString()
return ip
def __init__(self, parent=None):
super(Client, self).__init__(parent)
self.networkSession = None
self.blockSize = 0
self.currentFortune = ''
hostLabel = QLabel("&Server name:")
portLabel = QLabel("S&erver port:")
self.hostCombo = QComboBox()
self.hostCombo.setEditable(True)
name = QHostInfo.localHostName()
if name != '':
self.hostCombo.addItem(name)
domain = QHostInfo.localDomainName()
if domain != '':
self.hostCombo.addItem(name + '.' + domain)
if name != 'localhost':
self.hostCombo.addItem('localhost')
ipAddressesList = QNetworkInterface.allAddresses()
for ipAddress in ipAddressesList:
if not ipAddress.isLoopback():
self.hostCombo.addItem(ipAddress.toString())
for ipAddress in ipAddressesList:
if ipAddress.isLoopback():
self.hostCombo.addItem(ipAddress.toString())
self.portLineEdit = QLineEdit()
self.portLineEdit.setValidator(QIntValidator(1, 65535, self))
hostLabel.setBuddy(self.hostCombo)
portLabel.setBuddy(self.portLineEdit)
self.statusLabel = QLabel("This examples requires that you run "
"the Fortune Server example as well.")
self.getFortuneButton = QPushButton("Get Fortune")
self.getFortuneButton.setDefault(True)
self.getFortuneButton.setEnabled(False)
quitButton = QPushButton("Quit")
buttonBox = QDialogButtonBox()
buttonBox.addButton(self.getFortuneButton, QDialogButtonBox.ActionRole)
buttonBox.addButton(quitButton, QDialogButtonBox.RejectRole)
self.tcpSocket = QTcpSocket(self)
self.hostCombo.editTextChanged.connect(self.enableGetFortuneButton)
self.portLineEdit.textChanged.connect(self.enableGetFortuneButton)
self.getFortuneButton.clicked.connect(self.requestNewFortune)
quitButton.clicked.connect(self.close)
self.tcpSocket.readyRead.connect(self.readFortune)
self.tcpSocket.error.connect(self.displayError)
mainLayout = QGridLayout()
mainLayout.addWidget(hostLabel, 0, 0)
mainLayout.addWidget(self.hostCombo, 0, 1)
mainLayout.addWidget(portLabel, 1, 0)
mainLayout.addWidget(self.portLineEdit, 1, 1)
mainLayout.addWidget(self.statusLabel, 2, 0, 1, 2)
mainLayout.addWidget(buttonBox, 3, 0, 1, 2)
self.setLayout(mainLayout)
self.setWindowTitle("Fortune Client")
self.portLineEdit.setFocus()
manager = QNetworkConfigurationManager()
if manager.capabilities(
) & QNetworkConfigurationManager.NetworkSessionRequired:
settings = QSettings(QSettings.UserScope, 'QtProject')
settings.beginGroup('QtNetwork')
id = settings.value('DefaultNetworkConfiguration')
settings.endGroup()
config = manager.configurationFromIdentifier(id)
if config.state() & QNetworkConfiguration.Discovered == 0:
config = manager.defaultConfiguration()
self.networkSession = QNetworkSession(config, self)
self.networkSession.opened.connect(self.sessionOpened)
self.getFortuneButton.setEnabled(False)
self.statusLabel.setText("Opening network session.")
self.networkSession.open()
