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Update materials models when container tree updates

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Instead of relying on MaterialManager to do this.

Contributes to issue CURA-6600.
This commit is contained in:
Ghostkeeper 2019-08-21 16:59:05 +02:00
parent 6c6dd0efad
commit 4ad6f4f635
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1 changed files with 14 additions and 3 deletions
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17
cura/Machines/Models/BaseMaterialsModel.py
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@ -6,6 +6,8 @@ from typing import Optional, Dict, Set
from PyQt5.QtCore import Qt, pyqtSignal, pyqtProperty
from UM.Qt.ListModel import ListModel
import cura.CuraApplication # Imported like this to prevent a circular reference.
from cura.Machines.ContainerTree import ContainerTree
from cura.Machines.MaterialNode import MaterialNode
from cura.Settings.CuraContainerRegistry import CuraContainerRegistry
@ -27,14 +29,13 @@ class BaseMaterialsModel(ListModel):
# Make these managers available to all material models
self._container_registry = self._application.getInstance().getContainerRegistry()
self._machine_manager = self._application.getMachineManager()
self._material_manager = self._application.getMaterialManager()
# Update the stack and the model data when the machine changes
self._machine_manager.globalContainerChanged.connect(self._updateExtruderStack)
# Update this model when switching machines
# Update this model when switching machines, when adding materials or changing their metadata.
self._machine_manager.activeStackChanged.connect(self._update)
self._material_manager.materialsUpdated.connect(self._update)
ContainerTree.getInstance().materialsChanged.connect(self._materialsListChanged)
self.addRoleName(Qt.UserRole + 1, "root_material_id")
self.addRoleName(Qt.UserRole + 2, "id")
@ -97,6 +98,16 @@ class BaseMaterialsModel(ListModel):
def enabled(self):
return self._enabled
## Triggered when a list of materials changed somewhere in the container
# tree. This change may trigger an _update() call when the materials
# changed for the configuration that this model is looking for.
def _materialsListChanged(self, material: MaterialNode) -> None:
if material.variant.container_id != self._extruder_stack.variant.getId():
return
if material.variant.machine.container_id != cura.CuraApplication.CuraApplication.getInstance().getGlobalContainerStack().definition.getId():
return
self._update()
## This is an abstract method that needs to be implemented by the specific
# models themselves.
def _update(self):