refs_widget.py 文件源码

def __init__(self, view):
        self.view = view
        QObject.__init__(self, view)
        self.model = QStandardItemModel()

        delegate = MyDelegate(self.view, self)
        delegate.error.connect(self.error.emit)
        delegate.reference_changed.connect(self.reference_changed.emit)
        self.view.setEditTriggers(QAbstractItemView.DoubleClicked)
        self.view.setModel(self.model)
        self.view.setItemDelegate(delegate)
        self.settings = QSettings()
        self.model.setHorizontalHeaderLabels(['ReferenceType', 'NodeId', "BrowseName", "TypeDefinition"])
        state = self.settings.value("WindowState/refs_widget_state", None)
        if state is not None:
            self.view.horizontalHeader().restoreState(state)
        self.view.horizontalHeader().setSectionResizeMode(0)
        self.view.horizontalHeader().setStretchLastSection(True)
        self.node = None

        self.reloadAction = QAction("Reload", self.model)
        self.reloadAction.triggered.connect(self.reload)
        self.addRefAction = QAction("Add Reference", self.model)
        self.addRefAction.triggered.connect(self.add_ref)
        self.removeRefAction = QAction("Remove Reference", self.model)
        self.removeRefAction.triggered.connect(self.remove_ref)

        self.view.setContextMenuPolicy(Qt.CustomContextMenu)
        self.view.customContextMenuRequested.connect(self.showContextMenu)
        self._contextMenu = QMenu()
        self._contextMenu.addAction(self.reloadAction)
        self._contextMenu.addSeparator()
        self._contextMenu.addAction(self.addRefAction)
        self._contextMenu.addAction(self.removeRefAction)