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37 lines
1.5 KiB
Python
37 lines
1.5 KiB
Python
# Copyright (c) 2017 Ultimaker B.V.
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# Cura is released under the terms of the LGPLv3 or higher.
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from typing import Any, List
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from UM.Settings.ContainerRegistry import ContainerRegistry #To listen for changes to the materials.
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from UM.Settings.Models.InstanceContainersModel import InstanceContainersModel #We're extending this class.
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## A model that shows a list of currently valid materials.
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class MaterialsModel(InstanceContainersModel):
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def __init__(self, parent = None):
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super().__init__(parent)
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ContainerRegistry.getInstance().containerMetaDataChanged.connect(self._onContainerMetaDataChanged)
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## Called when the metadata of the container was changed.
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#
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# This makes sure that we only update when it was a material that changed.
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#
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# \param container The container whose metadata was changed.
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def _onContainerMetaDataChanged(self, container):
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if container.getMetaDataEntry("type") == "material": #Only need to update if a material was changed.
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self._update()
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def _onContainerChanged(self, container):
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if container.getMetaDataEntry("type", "") == "material":
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super()._onContainerChanged(container)
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## Group brand together
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def _sortKey(self, item) -> List[Any]:
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result = []
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result.append(item["metadata"]["brand"])
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result.append(item["metadata"]["material"])
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result.append(item["metadata"]["name"])
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result.append(item["metadata"]["color_name"])
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result.extend(super()._sortKey(item))
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return result
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