chat.py 文件源码

def __init__(self):
        super(ChatMainWindow, self).__init__()

        self.m_nickname = "nickname"
        self.m_messages = []

        self.setupUi(self)
        self.sendButton.setEnabled(False)

        self.messageLineEdit.textChanged.connect(self.textChangedSlot)
        self.sendButton.clicked.connect(self.sendClickedSlot)
        self.actionChangeNickname.triggered.connect(self.changeNickname)
        self.actionAboutQt.triggered.connect(self.aboutQt)
        QApplication.instance().lastWindowClosed.connect(self.exiting)

        # Add our D-Bus interface and connect to D-Bus.
        ChatAdaptor(self)
        QDBusConnection.sessionBus().registerObject('/', self)

        iface = ChatInterface('', '', QDBusConnection.sessionBus(), self)
        QDBusConnection.sessionBus().connect('', '', 'org.example.chat',
                'message', self.messageSlot)
        iface.action.connect(self.actionSlot)

        dialog = NicknameDialog()
        dialog.cancelButton.setVisible(False)
        dialog.exec_()
        self.m_nickname = dialog.nickname.text().strip()
        self.action.emit(self.m_nickname, "joins the chat")