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https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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79 lines
3.1 KiB
Python
79 lines
3.1 KiB
Python
# Copyright (c) 2018 Ultimaker B.V.
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# Cura is released under the terms of the LGPLv3 or higher.
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from PyQt5.QtCore import Qt, pyqtSignal, pyqtProperty
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from UM.Application import Application
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from UM.Qt.ListModel import ListModel
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#
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# This is the base model class for GenericMaterialsModel and BrandMaterialsModel
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# Those 2 models are used by the material drop down menu to show generic materials and branded materials separately.
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# The extruder position defined here is being used to bound a menu to the correct extruder. This is used in the top
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# bar menu "Settings" -> "Extruder nr" -> "Material" -> this menu
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#
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class BaseMaterialsModel(ListModel):
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RootMaterialIdRole = Qt.UserRole + 1
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IdRole = Qt.UserRole + 2
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NameRole = Qt.UserRole + 3
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BrandRole = Qt.UserRole + 4
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MaterialRole = Qt.UserRole + 5
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ColorRole = Qt.UserRole + 6
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ContainerNodeRole = Qt.UserRole + 7
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ColorCodeRole = Qt.UserRole + 8
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GUIDRole = Qt.UserRole + 9
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IsFavoriteRole = Qt.UserRole + 10
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extruderPositionChanged = pyqtSignal()
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def __init__(self, parent = None):
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super().__init__(parent)
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self._application = Application.getInstance()
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self._machine_manager = self._application.getMachineManager()
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self.addRoleName(self.RootMaterialIdRole, "root_material_id")
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self.addRoleName(self.IdRole, "id")
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self.addRoleName(self.GUIDRole, "guid")
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self.addRoleName(self.NameRole, "name")
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self.addRoleName(self.BrandRole, "brand")
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self.addRoleName(self.MaterialRole, "material")
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self.addRoleName(self.ColorRole, "color_name")
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self.addRoleName(self.ColorCodeRole, "color_code")
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self.addRoleName(self.ContainerNodeRole, "container_node")
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self.addRoleName(self.IsFavoriteRole, "is_favorite")
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self._extruder_position = 0
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self._extruder_stack = None
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# Update the stack and the model data when the machine changes
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self._machine_manager.globalContainerChanged.connect(self._updateExtruderStack)
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def _updateExtruderStack(self):
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global_stack = self._machine_manager.activeMachine
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if global_stack is None:
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return
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if self._extruder_stack is not None:
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self._extruder_stack.pyqtContainersChanged.disconnect(self._update)
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self._extruder_stack = global_stack.extruders.get(str(self._extruder_position))
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if self._extruder_stack is not None:
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self._extruder_stack.pyqtContainersChanged.connect(self._update)
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# Force update the model when the extruder stack changes
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self._update()
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def setExtruderPosition(self, position: int):
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if self._extruder_stack is None or self._extruder_position != position:
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self._extruder_position = position
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self._updateExtruderStack()
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self.extruderPositionChanged.emit()
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@pyqtProperty(int, fset = setExtruderPosition, notify = extruderPositionChanged)
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def extruderPosition(self) -> int:
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return self._extruder_position
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#
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# This is an abstract method that needs to be implemented by
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#
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def _update(self):
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pass
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