FreeOpcUa / opcua-modeler

    def save_as(self):

        self._save_as()

    def _save_as(self):

        path, ok = QFileDialog.getSaveFileName(self.modeler, caption="Save OPC UA XML", filter="XML Files (*.xml *.XML)")

        if ok:

            if os.path.isfile(path):

                reply = QMessageBox.question(

                    self.modeler,

                    "OPC UA Modeler",

                    "File already exit, do you really want to save to this file?",

                    QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel

                )

                if reply != QMessageBox.Yes:

                    return

            if self._last_model_dir != os.path.dirname(path):

                self._last_model_dir = os.path.dirname(path)

                self.settings.setValue("last_model_dir", self._last_model_dir)

            self._model_mgr.save_model(path)

    @trycatchslot

    def save(self):

        self._model_mgr.close_model(force=True)

        return True

    @trycatchslot

    def open(self):

        if not self.try_close_model():

            return

        path, ok = QFileDialog.getOpenFileName(self.modeler, caption="Open OPC UA XML", filter="XML Files (*.xml *.XML)", directory=self._last_model_dir)

        if not ok:

            return

        if self._last_model_dir != os.path.dirname(path):

            self._last_model_dir = os.path.dirname(path)

            self.settings.setValue("last_model_dir", self._last_model_dir)

        self._model_mgr.open_model(path)

    @trycatchslot

    def import_xml(self):