Cura/cura/Machines/Models/NozzleModel.py
Ghostkeeper 0078340175
Only update NozzleModel when machine changes
The available nozzles only change upon changing machines.

Contributes to issue CURA-4606.
2018-03-12 16:19:47 +01:00

62 lines
2.0 KiB
Python

# Copyright (c) 2018 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from PyQt5.QtCore import Qt
from UM.Application import Application
from UM.Logger import Logger
from UM.Qt.ListModel import ListModel
from UM.Util import parseBool
class NozzleModel(ListModel):
IdRole = Qt.UserRole + 1
HotendNameRole = Qt.UserRole + 2
ContainerNodeRole = Qt.UserRole + 3
def __init__(self, parent = None):
super().__init__(parent)
self.addRoleName(self.IdRole, "id")
self.addRoleName(self.HotendNameRole, "hotend_name")
self.addRoleName(self.ContainerNodeRole, "container_node")
self._application = Application.getInstance()
self._machine_manager = self._application.getMachineManager()
self._variant_manager = self._application.getVariantManager()
self._machine_manager.globalContainerChanged.connect(self._update)
self._update()
def _update(self):
Logger.log("d", "Updating {model_class_name}.".format(model_class_name = self.__class__.__name__))
self.items.clear()
global_stack = self._machine_manager.activeMachine
if global_stack is None:
self.setItems([])
return
has_variants = parseBool(global_stack.getMetaDataEntry("has_variants", False))
if not has_variants:
self.setItems([])
return
from cura.Machines.VariantManager import VariantType
variant_node_dict = self._variant_manager.getVariantNodes(global_stack, VariantType.NOZZLE)
if not variant_node_dict:
self.setItems([])
return
item_list = []
for hotend_name, container_node in sorted(variant_node_dict.items(), key = lambda i: i[0].upper()):
item = {"id": hotend_name,
"hotend_name": hotend_name,
"container_node": container_node
}
item_list.append(item)
self.setItems(item_list)