editabletreemodel.py 文件源码

def __init__(self, parent=None):
        super(MainWindow, self).__init__(parent)

        self.setupUi(self)

        headers = ("Title", "Description")

        file = QFile(':/default.txt')
        file.open(QIODevice.ReadOnly)
        model = TreeModel(headers, file.readAll())
        file.close()

        self.view.setModel(model)
        for column in range(model.columnCount()):
            self.view.resizeColumnToContents(column)

        self.exitAction.triggered.connect(QApplication.instance().quit)

        self.view.selectionModel().selectionChanged.connect(self.updateActions)

        self.actionsMenu.aboutToShow.connect(self.updateActions)
        self.insertRowAction.triggered.connect(self.insertRow)
        self.insertColumnAction.triggered.connect(self.insertColumn)
        self.removeRowAction.triggered.connect(self.removeRow)
        self.removeColumnAction.triggered.connect(self.removeColumn)
        self.insertChildAction.triggered.connect(self.insertChild)

        self.updateActions()