Cura/cura/ObjectsModel.py
2018-02-23 13:05:29 +01:00

79 lines
3.0 KiB
Python

from UM.Application import Application
from UM.Qt.ListModel import ListModel
from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
from UM.Scene.SceneNode import SceneNode
from UM.Scene.Selection import Selection
from UM.Preferences import Preferences
from UM.i18n import i18nCatalog
catalog = i18nCatalog("cura")
## Keep track of all objects in the project
class ObjectsModel(ListModel):
def __init__(self):
super().__init__()
Application.getInstance().getController().getScene().sceneChanged.connect(self._update)
Preferences.getInstance().preferenceChanged.connect(self._update)
self._build_plate_number = -1
self._stacks_have_errors = None # type:Optional[bool]
def setActiveBuildPlate(self, nr):
self._build_plate_number = nr
self._update()
def _update(self, *args):
nodes = []
filter_current_build_plate = Preferences.getInstance().getValue("view/filter_current_build_plate")
active_build_plate_number = self._build_plate_number
group_nr = 1
for node in DepthFirstIterator(Application.getInstance().getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if (not node.getMeshData() and not node.callDecoration("getLayerData")) and not node.callDecoration("isGroup"):
continue
if node.getParent() and node.getParent().callDecoration("isGroup"):
continue # Grouped nodes don't need resetting as their parent (the group) is resetted)
if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"):
continue
node_build_plate_number = node.callDecoration("getBuildPlateNumber")
if filter_current_build_plate and node_build_plate_number != active_build_plate_number:
continue
if not node.callDecoration("isGroup"):
name = node.getName()
else:
name = catalog.i18nc("@label", "Group #{group_nr}").format(group_nr = str(group_nr))
group_nr += 1
if hasattr(node, "isOutsideBuildArea"):
is_outside_build_area = node.isOutsideBuildArea()
else:
is_outside_build_area = False
nodes.append({
"name": name,
"isSelected": Selection.isSelected(node),
"isOutsideBuildArea": is_outside_build_area,
"buildPlateNumber": node_build_plate_number,
"node": node
})
nodes = sorted(nodes, key=lambda n: n["name"])
self.setItems(nodes)
self.itemsChanged.emit()
@staticmethod
def createObjectsModel():
return ObjectsModel()
## Check if none of the model's stacks contain error states
# The setting applied for the settings per model
def stacksHaveErrors(self) -> bool:
return bool(self._stacks_have_errors)
def setStacksHaveErrors(self, value):
self._stacks_have_errors = value