class PredicateNodeProperty(NodeProperty): """ This class implements the property dialog for predicate nodes. """ def __init__(self, scene, node, parent=None): """ Initialize the predicate node properties dialog. :type scene: DiagramScene :type node: AbstractNode :type parent: QWidget """ super().__init__(scene, node, parent) meta = scene.meta.metaFor(node.item, node.text()) self.urlField = StringField(self.generalWidget) self.urlField.setFixedWidth(300) self.urlField.setValue(meta.url) self.descriptionField = TextField(self.generalWidget) self.descriptionField.setFixedSize(300, 160) self.descriptionField.setValue(meta.description) self.generalLayout.addRow('URL', self.urlField) self.generalLayout.addRow('Description', self.descriptionField) #################################################################################################################### # # # SLOTS # # # #################################################################################################################### @pyqtSlot(int) def completed(self, code): """ Executed when the dialog is terminated. :type code: int """ if code == QDialog.Accepted: super().completed(code) self.metaDataChanged() def metaDataChanged(self): """ Change the url and description of the node. """ meta = self.scene.meta.metaFor(self.node.item, self.node.text()) copy = meta.copy() copy.description = self.descriptionField.value() copy.url = self.urlField.value() if copy != meta: command = CommandNodeChangeMeta(self.scene, self.node, meta, copy) self.scene.undostack.push(command)
class PredicateNodeProperty(NodeProperty): """ This class implements the property dialog for predicate nodes. Note that this dialog window is not used for value-domain nodes even though they are predicate nodes. """ def __init__(self, diagram, node, session): """ Initialize the node properties dialog. :type diagram: Diagram :type node: AbstractNode :type session: Session """ super().__init__(diagram, node, session) meta = diagram.project.meta(node.type(), node.text()) self.urlLabel = QtWidgets.QLabel(self) self.urlLabel.setFont(Font('Roboto', 12)) self.urlLabel.setText('URL') self.urlField = StringField(self) self.urlField.setFixedWidth(300) self.urlField.setFont(Font('Roboto', 12)) self.urlField.setValue(meta.get(K_URL, '')) self.descriptionLabel = QtWidgets.QLabel(self) self.descriptionLabel.setFont(Font('Roboto', 12)) self.descriptionLabel.setText('Description') self.descriptionField = TextField(self) self.descriptionField.setFixedSize(300, 160) self.descriptionField.setFont(Font('Roboto', 12)) self.descriptionField.setValue(meta.get(K_DESCRIPTION, '')) self.generalLayout.addRow(self.urlLabel, self.urlField) self.generalLayout.addRow(self.descriptionLabel, self.descriptionField) ############################################# # LABEL TAB ################################# self.textLabel = QtWidgets.QLabel(self) self.textLabel.setFont(Font('Roboto', 12)) self.textLabel.setText('Text') self.textField = StringField(self) self.textField.setFixedWidth(300) self.textField.setFont(Font('Roboto', 12)) self.textField.setValue(self.node.text()) self.refactorLabel = QtWidgets.QLabel(self) self.refactorLabel.setFont(Font('Roboto', 12)) self.refactorLabel.setText('Refactor') self.refactorField = CheckBox(self) self.refactorField.setFont(Font('Roboto', 12)) self.refactorField.setChecked(False) if node.type() in { Item.AttributeNode, Item.ConceptNode, Item.RoleNode }: if node.special() is not None: self.refactorField.setEnabled(False) self.labelWidget = QtWidgets.QWidget() self.labelLayout = QtWidgets.QFormLayout(self.labelWidget) self.labelLayout.addRow(self.textLabel, self.textField) self.labelLayout.addRow(self.refactorLabel, self.refactorField) self.mainWidget.addTab(self.labelWidget, 'Label') ############################################# # SLOTS ################################# @QtCore.pyqtSlot() def complete(self): """ Executed when the dialog is accepted. """ commands = [self.positionChanged(), self.metaDataChanged()] commands.extend(self.textChanged()) if any(commands): self.session.undostack.beginMacro('edit {0} properties'.format( self.node.name)) for command in commands: if command: self.session.undostack.push(command) self.session.undostack.endMacro() super().accept() ############################################# # AUXILIARY METHODS ################################# def metaDataChanged(self): """ Change the url and description of the node. :rtype: QUndoCommand """ undo = self.diagram.project.meta(self.node.type(), self.node.text()) redo = undo.copy() redo[K_DESCRIPTION] = self.descriptionField.value() redo[K_URL] = self.urlField.value() if redo != undo: return CommandNodeSetMeta(self.diagram.project, self.node.type(), self.node.text(), undo, redo) return None def textChanged(self): """ Change the label of the node. :rtype: list """ data = self.textField.value().strip() data = data if not isEmpty(data) else self.node.label.template if self.node.text() != data: if self.refactorField.isChecked(): item = self.node.type() name = self.node.text() project = self.diagram.project return [ CommandLabelChange(n.diagram, n, n.text(), data) for n in project.predicates(item, name) ] return [ CommandLabelChange(self.diagram, self.node, self.node.text(), data) ] return [None]
class PredicateNodeProperty(NodeProperty): """ This class implements the property dialog for predicate nodes. Note that this dialog window is not used for value-domain nodes even though they are predicate nodes. """ def __init__(self, diagram, node, session): """ Initialize the node properties dialog. :type diagram: Diagram :type node: AbstractNode :type session: Session """ super().__init__(diagram, node, session) meta = diagram.project.meta(node.type(), node.text()) self.urlLabel = QtWidgets.QLabel(self) self.urlLabel.setFont(Font('Roboto', 12)) self.urlLabel.setText('URL') self.urlField = StringField(self) self.urlField.setFixedWidth(300) self.urlField.setFont(Font('Roboto', 12)) self.urlField.setValue(meta.get('url', '')) self.descriptionLabel = QtWidgets.QLabel(self) self.descriptionLabel.setFont(Font('Roboto', 12)) self.descriptionLabel.setText('Description') self.descriptionField = TextField(self) self.descriptionField.setFixedSize(300, 160) self.descriptionField.setFont(Font('Roboto', 12)) self.descriptionField.setValue(meta.get('description', '')) self.generalLayout.addRow(self.urlLabel, self.urlField) self.generalLayout.addRow(self.descriptionLabel, self.descriptionField) ############################################# # LABEL TAB ################################# self.textLabel = QtWidgets.QLabel(self) self.textLabel.setFont(Font('Roboto', 12)) self.textLabel.setText('Text') self.textField = StringField(self) self.textField.setFixedWidth(300) self.textField.setFont(Font('Roboto', 12)) self.textField.setValue(self.node.text()) self.refactorLabel = QtWidgets.QLabel(self) self.refactorLabel.setFont(Font('Roboto', 12)) self.refactorLabel.setText('Refactor') self.refactorField = CheckBox(self) self.refactorField.setFont(Font('Roboto', 12)) self.refactorField.setChecked(False) if node.type() in {Item.AttributeNode, Item.ConceptNode, Item.RoleNode}: if node.special() is not None: self.refactorField.setEnabled(False) self.labelWidget = QtWidgets.QWidget() self.labelLayout = QtWidgets.QFormLayout(self.labelWidget) self.labelLayout.addRow(self.textLabel, self.textField) self.labelLayout.addRow(self.refactorLabel, self.refactorField) self.mainWidget.addTab(self.labelWidget, 'Label') ############################################# # SLOTS ################################# @QtCore.pyqtSlot() def complete(self): """ Executed when the dialog is accepted. """ commands = [self.positionChanged(), self.metaDataChanged()] commands.extend(self.textChanged()) if any(commands): self.session.undostack.beginMacro('edit {0} properties'.format(self.node.name)) for command in commands: if command: self.session.undostack.push(command) self.session.undostack.endMacro() super().accept() ############################################# # AUXILIARY METHODS ################################# def metaDataChanged(self): """ Change the url and description of the node. :rtype: QUndoCommand """ meta = self.diagram.project.meta(self.node.type(), self.node.text()) copy = meta.copy() copy['description'] = self.descriptionField.value() copy['url'] = self.urlField.value() if copy != meta: return CommandNodeChangeMeta(self.diagram, self.node, meta, copy) return None def textChanged(self): """ Change the label of the node. :rtype: list """ data = self.textField.value().strip() data = data if not isEmpty(data) else self.node.label.template if self.node.text() != data: if self.refactorField.isChecked(): item = self.node.type() name = self.node.text() project = self.diagram.project return [CommandLabelChange(n.diagram, n, n.text(), data) for n in project.predicates(item, name)] return [CommandLabelChange(self.diagram, self.node, self.node.text(), data)] return [None]