treehandling.py 文件源码

def buildEntitiesTree(self, entities_list):
        """
        This method populates the Entities (blocks) QTreeView with
        all the elements contained in the entities_list
        Method must be called each time a new .dxf file is loaded.
        options
        @param entities_list: list of the layers and shapes (created in the main)
        """

        self.entities_list = entities_list
        if self.entity_item_model:
            self.entity_item_model.clear()  # Remove any existing item_model
        self.entity_item_model = QStandardItemModel()
        self.entity_item_model.setHorizontalHeaderItem(0, QStandardItem(self.tr("[en]")))
        self.entity_item_model.setHorizontalHeaderItem(1, QStandardItem(self.tr("Name")))
        self.entity_item_model.setHorizontalHeaderItem(2, QStandardItem(self.tr("Nr")))
        self.entity_item_model.setHorizontalHeaderItem(3, QStandardItem(self.tr("Type")))
        self.entity_item_model.setHorizontalHeaderItem(4, QStandardItem(self.tr("Base point")))
        self.entity_item_model.setHorizontalHeaderItem(5, QStandardItem(self.tr("Scale")))
        self.entity_item_model.setHorizontalHeaderItem(6, QStandardItem(self.tr("Rotation")))
        modele_root_element = self.entity_item_model.invisibleRootItem()

        self.buildEntitiesSubTree(modele_root_element, entities_list)

        # Signal to get events when a checkbox state changes (enable or disable shapes)
        self.entity_item_model.itemChanged.connect(self.on_itemChanged)

        self.ui.entitiesTreeView.setModel(self.entity_item_model)

        self.ui.entitiesTreeView.expandToDepth(0)

        for i in range(6):
            self.ui.entitiesTreeView.resizeColumnToContents(i)