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Cura/cura/CuraApplication.py
Remco Burema abe7c1bf7f
Search/replace Qt5->Qt6. 
part of upgrading Qt to v6.2: CURA-8591
2021-12-28 14:46:02 +01:00

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# Copyright (c) 2021 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
import os
import sys
import tempfile
import time
from typing import cast, TYPE_CHECKING, Optional, Callable, List, Any, Dict
import numpy
from PyQt6.QtCore import QObject, QTimer, QUrl, pyqtSignal, pyqtProperty, QEvent, Q_ENUMS
from PyQt6.QtGui import QColor, QIcon
from PyQt6.QtQml import qmlRegisterUncreatableType, qmlRegisterSingletonType, qmlRegisterType
from PyQt6.QtWidgets import QMessageBox
import UM.Util
import cura.Settings.cura_empty_instance_containers
from UM.Application import Application
from UM.Decorators import override
from UM.FlameProfiler import pyqtSlot
from UM.Logger import Logger
from UM.Math.AxisAlignedBox import AxisAlignedBox
from UM.Math.Matrix import Matrix
from UM.Math.Quaternion import Quaternion
from UM.Math.Vector import Vector
from UM.Mesh.ReadMeshJob import ReadMeshJob
from UM.Message import Message
from UM.Operations.AddSceneNodeOperation import AddSceneNodeOperation
from UM.Operations.GroupedOperation import GroupedOperation
from UM.Operations.SetTransformOperation import SetTransformOperation
from UM.Platform import Platform
from UM.PluginError import PluginNotFoundError
from UM.Preferences import Preferences
from UM.Qt.Bindings.FileProviderModel import FileProviderModel
from UM.Qt.QtApplication import QtApplication # The class we're inheriting from.
from UM.Resources import Resources
from UM.Scene.Camera import Camera
from UM.Scene.GroupDecorator import GroupDecorator
from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
from UM.Scene.SceneNode import SceneNode
from UM.Scene.SceneNodeSettings import SceneNodeSettings
from UM.Scene.Selection import Selection
from UM.Scene.ToolHandle import ToolHandle
from UM.Settings.ContainerRegistry import ContainerRegistry
from UM.Settings.InstanceContainer import InstanceContainer
from UM.Settings.SettingDefinition import SettingDefinition, DefinitionPropertyType
from UM.Settings.SettingFunction import SettingFunction
from UM.Settings.Validator import Validator
from UM.View.SelectionPass import SelectionPass # For typing.
from UM.Workspace.WorkspaceReader import WorkspaceReader
from UM.i18n import i18nCatalog
from cura import ApplicationMetadata
from cura.API import CuraAPI
from cura.API.Account import Account
from cura.Arranging.Arrange import Arrange
from cura.Arranging.ArrangeObjectsAllBuildPlatesJob import ArrangeObjectsAllBuildPlatesJob
from cura.Arranging.ArrangeObjectsJob import ArrangeObjectsJob
from cura.Arranging.Nest2DArrange import arrange
from cura.Machines.MachineErrorChecker import MachineErrorChecker
from cura.Machines.Models.BuildPlateModel import BuildPlateModel
from cura.Machines.Models.CustomQualityProfilesDropDownMenuModel import CustomQualityProfilesDropDownMenuModel
from cura.Machines.Models.DiscoveredPrintersModel import DiscoveredPrintersModel
from cura.Machines.Models.DiscoveredCloudPrintersModel import DiscoveredCloudPrintersModel
from cura.Machines.Models.ExtrudersModel import ExtrudersModel
from cura.Machines.Models.FavoriteMaterialsModel import FavoriteMaterialsModel
from cura.Machines.Models.FirstStartMachineActionsModel import FirstStartMachineActionsModel
from cura.Machines.Models.GenericMaterialsModel import GenericMaterialsModel
from cura.Machines.Models.GlobalStacksModel import GlobalStacksModel
from cura.Machines.Models.IntentCategoryModel import IntentCategoryModel
from cura.Machines.Models.IntentModel import IntentModel
from cura.Machines.Models.MaterialBrandsModel import MaterialBrandsModel
from cura.Machines.Models.MaterialManagementModel import MaterialManagementModel
from cura.Machines.Models.MultiBuildPlateModel import MultiBuildPlateModel
from cura.Machines.Models.NozzleModel import NozzleModel
from cura.Machines.Models.QualityManagementModel import QualityManagementModel
from cura.Machines.Models.QualityProfilesDropDownMenuModel import QualityProfilesDropDownMenuModel
from cura.Machines.Models.QualitySettingsModel import QualitySettingsModel
from cura.Machines.Models.SettingVisibilityPresetsModel import SettingVisibilityPresetsModel
from cura.Machines.Models.UserChangesModel import UserChangesModel
from cura.Operations.SetParentOperation import SetParentOperation
from cura.PrinterOutput.NetworkMJPGImage import NetworkMJPGImage
from cura.PrinterOutput.PrinterOutputDevice import PrinterOutputDevice
from cura.Scene import ZOffsetDecorator
from cura.Scene.BlockSlicingDecorator import BlockSlicingDecorator
from cura.Scene.BuildPlateDecorator import BuildPlateDecorator
from cura.Scene.ConvexHullDecorator import ConvexHullDecorator
from cura.Scene.CuraSceneController import CuraSceneController
from cura.Scene.CuraSceneNode import CuraSceneNode
from cura.Scene.SliceableObjectDecorator import SliceableObjectDecorator
from cura.Settings.ContainerManager import ContainerManager
from cura.Settings.CuraContainerRegistry import CuraContainerRegistry
from cura.Settings.CuraFormulaFunctions import CuraFormulaFunctions
from cura.Settings.ExtruderManager import ExtruderManager
from cura.Settings.ExtruderStack import ExtruderStack
from cura.Settings.GlobalStack import GlobalStack
from cura.Settings.IntentManager import IntentManager
from cura.Settings.MachineManager import MachineManager
from cura.Settings.MachineNameValidator import MachineNameValidator
from cura.Settings.MaterialSettingsVisibilityHandler import MaterialSettingsVisibilityHandler
from cura.Settings.SettingInheritanceManager import SettingInheritanceManager
from cura.Settings.SidebarCustomMenuItemsModel import SidebarCustomMenuItemsModel
from cura.Settings.SimpleModeSettingsManager import SimpleModeSettingsManager
from cura.TaskManagement.OnExitCallbackManager import OnExitCallbackManager
from cura.UI import CuraSplashScreen, MachineActionManager, PrintInformation
from cura.UI.AddPrinterPagesModel import AddPrinterPagesModel
from cura.UI.MachineSettingsManager import MachineSettingsManager
from cura.UI.ObjectsModel import ObjectsModel
from cura.UI.RecommendedMode import RecommendedMode
from cura.UI.TextManager import TextManager
from cura.UI.WelcomePagesModel import WelcomePagesModel
from cura.UI.WhatsNewPagesModel import WhatsNewPagesModel
from cura.UltimakerCloud import UltimakerCloudConstants
from cura.Utils.NetworkingUtil import NetworkingUtil
from . import BuildVolume
from . import CameraAnimation
from . import CuraActions
from . import PlatformPhysics
from . import PrintJobPreviewImageProvider
from .AutoSave import AutoSave
from .SingleInstance import SingleInstance
if TYPE_CHECKING:
from UM.Settings.EmptyInstanceContainer import EmptyInstanceContainer
numpy.seterr(all = "ignore")
class CuraApplication(QtApplication):
# SettingVersion represents the set of settings available in the machine/extruder definitions.
# You need to make sure that this version number needs to be increased if there is any non-backwards-compatible
# changes of the settings.
SettingVersion = 19
Created = False
class ResourceTypes:
QmlFiles = Resources.UserType + 1
Firmware = Resources.UserType + 2
QualityInstanceContainer = Resources.UserType + 3
QualityChangesInstanceContainer = Resources.UserType + 4
MaterialInstanceContainer = Resources.UserType + 5
VariantInstanceContainer = Resources.UserType + 6
UserInstanceContainer = Resources.UserType + 7
MachineStack = Resources.UserType + 8
ExtruderStack = Resources.UserType + 9
DefinitionChangesContainer = Resources.UserType + 10
SettingVisibilityPreset = Resources.UserType + 11
IntentInstanceContainer = Resources.UserType + 12
Q_ENUMS(ResourceTypes)
def __init__(self, *args, **kwargs):
super().__init__(name = ApplicationMetadata.CuraAppName,
app_display_name = ApplicationMetadata.CuraAppDisplayName,
version = ApplicationMetadata.CuraVersion if not ApplicationMetadata.IsAlternateVersion else ApplicationMetadata.CuraBuildType,
api_version = ApplicationMetadata.CuraSDKVersion,
build_type = ApplicationMetadata.CuraBuildType,
is_debug_mode = ApplicationMetadata.CuraDebugMode,
tray_icon_name = "cura-icon-32.png" if not ApplicationMetadata.IsAlternateVersion else "cura-icon-32_wip.png",
**kwargs)
self.default_theme = "cura-light"
self.change_log_url = "https://ultimaker.com/ultimaker-cura-latest-features?utm_source=cura&utm_medium=software&utm_campaign=cura-update-features"
self.beta_change_log_url = "https://ultimaker.com/ultimaker-cura-beta-features?utm_source=cura&utm_medium=software&utm_campaign=cura-update-features"
self._boot_loading_time = time.time()
self._on_exit_callback_manager = OnExitCallbackManager(self)
# Variables set from CLI
self._files_to_open = []
self._use_single_instance = False
self._single_instance = None
self._cura_formula_functions = None # type: Optional[CuraFormulaFunctions]
self._machine_action_manager = None # type: Optional[MachineActionManager.MachineActionManager]
self.empty_container = None # type: EmptyInstanceContainer
self.empty_definition_changes_container = None # type: EmptyInstanceContainer
self.empty_variant_container = None # type: EmptyInstanceContainer
self.empty_intent_container = None # type: EmptyInstanceContainer
self.empty_material_container = None # type: EmptyInstanceContainer
self.empty_quality_container = None # type: EmptyInstanceContainer
self.empty_quality_changes_container = None # type: EmptyInstanceContainer
self._material_manager = None
self._machine_manager = None
self._extruder_manager = None
self._container_manager = None
self._object_manager = None
self._extruders_model = None
self._extruders_model_with_optional = None
self._build_plate_model = None
self._multi_build_plate_model = None
self._setting_visibility_presets_model = None
self._setting_inheritance_manager = None
self._simple_mode_settings_manager = None
self._cura_scene_controller = None
self._machine_error_checker = None
self._machine_settings_manager = MachineSettingsManager(self, parent = self)
self._material_management_model = None
self._quality_management_model = None
self._discovered_printer_model = DiscoveredPrintersModel(self, parent = self)
self._discovered_cloud_printers_model = DiscoveredCloudPrintersModel(self, parent = self)
self._first_start_machine_actions_model = None
self._welcome_pages_model = WelcomePagesModel(self, parent = self)
self._add_printer_pages_model = AddPrinterPagesModel(self, parent = self)
self._add_printer_pages_model_without_cancel = AddPrinterPagesModel(self, parent = self)
self._whats_new_pages_model = WhatsNewPagesModel(self, parent = self)
self._text_manager = TextManager(parent = self)
self._quality_profile_drop_down_menu_model = None
self._custom_quality_profile_drop_down_menu_model = None
self._cura_API = CuraAPI(self)
self._physics = None
self._volume = None
self._output_devices = {}
self._print_information = None
self._previous_active_tool = None
self._platform_activity = False
self._scene_bounding_box = AxisAlignedBox.Null
self._center_after_select = False
self._camera_animation = None
self._cura_actions = None
self.started = False
self._message_box_callback = None
self._message_box_callback_arguments = []
self._i18n_catalog = None
self._currently_loading_files = []
self._non_sliceable_extensions = []
self._additional_components = {} # Components to add to certain areas in the interface
self._open_file_queue = [] # A list of files to open (after the application has started)
self._update_platform_activity_timer = None
self._sidebar_custom_menu_items = [] # type: list # Keeps list of custom menu items for the side bar
self._plugins_loaded = False
# Backups
self._auto_save = None # type: Optional[AutoSave]
self._enable_save = True
self._container_registry_class = CuraContainerRegistry
# Redefined here in order to please the typing.
self._container_registry = None # type: CuraContainerRegistry
from cura.CuraPackageManager import CuraPackageManager
self._package_manager_class = CuraPackageManager
from UM.CentralFileStorage import CentralFileStorage
CentralFileStorage.setIsEnterprise(ApplicationMetadata.IsEnterpriseVersion)
@pyqtProperty(str, constant=True)
def ultimakerCloudApiRootUrl(self) -> str:
return UltimakerCloudConstants.CuraCloudAPIRoot
@pyqtProperty(str, constant = True)
def ultimakerCloudAccountRootUrl(self) -> str:
return UltimakerCloudConstants.CuraCloudAccountAPIRoot
@pyqtProperty(str, constant=True)
def ultimakerDigitalFactoryUrl(self) -> str:
return UltimakerCloudConstants.CuraDigitalFactoryURL
def addCommandLineOptions(self):
"""Adds command line options to the command line parser.
This should be called after the application is created and before the pre-start.
"""
super().addCommandLineOptions()
self._cli_parser.add_argument("--help", "-h",
action = "store_true",
default = False,
help = "Show this help message and exit.")
self._cli_parser.add_argument("--single-instance",
dest = "single_instance",
action = "store_true",
default = False)
# >> For debugging
# Trigger an early crash, i.e. a crash that happens before the application enters its event loop.
self._cli_parser.add_argument("--trigger-early-crash",
dest = "trigger_early_crash",
action = "store_true",
default = False,
help = "FOR TESTING ONLY. Trigger an early crash to show the crash dialog.")
self._cli_parser.add_argument("file", nargs = "*", help = "Files to load after starting the application.")
def getContainerRegistry(self) -> "CuraContainerRegistry":
return self._container_registry
def parseCliOptions(self):
super().parseCliOptions()
if self._cli_args.help:
self._cli_parser.print_help()
sys.exit(0)
self._use_single_instance = self._cli_args.single_instance
# FOR TESTING ONLY
if self._cli_args.trigger_early_crash:
assert not "This crash is triggered by the trigger_early_crash command line argument."
for filename in self._cli_args.file:
self._files_to_open.append(os.path.abspath(filename))
def initialize(self) -> None:
self.__addExpectedResourceDirsAndSearchPaths() # Must be added before init of super
super().initialize()
self._preferences.addPreference("cura/single_instance", False)
self._use_single_instance = self._preferences.getValue("cura/single_instance") or self._cli_args.single_instance
self.__sendCommandToSingleInstance()
self._initializeSettingDefinitions()
self._initializeSettingFunctions()
self.__addAllResourcesAndContainerResources()
self.__addAllEmptyContainers()
self.__setLatestResouceVersionsForVersionUpgrade()
self._machine_action_manager = MachineActionManager.MachineActionManager(self)
self._machine_action_manager.initialize()
def __sendCommandToSingleInstance(self):
self._single_instance = SingleInstance(self, self._files_to_open)
# If we use single instance, try to connect to the single instance server, send commands, and then exit.
# If we cannot find an existing single instance server, this is the only instance, so just keep going.
if self._use_single_instance:
if self._single_instance.startClient():
Logger.log("i", "Single instance commands were sent, exiting")
sys.exit(0)
def __addExpectedResourceDirsAndSearchPaths(self):
"""Adds expected directory names and search paths for Resources."""
# this list of dir names will be used by UM to detect an old cura directory
for dir_name in ["extruders", "machine_instances", "materials", "plugins", "quality", "quality_changes", "user", "variants", "intent"]:
Resources.addExpectedDirNameInData(dir_name)
app_root = os.path.abspath(os.path.join(os.path.dirname(sys.executable)))
Resources.addSearchPath(os.path.join(app_root, "share", "cura", "resources"))
Resources.addSearchPath(os.path.join(self._app_install_dir, "share", "cura", "resources"))
if not hasattr(sys, "frozen"):
resource_path = os.path.join(os.path.abspath(os.path.dirname(__file__)), "..", "resources")
Resources.addSearchPath(resource_path)
@classmethod
def _initializeSettingDefinitions(cls):
# Need to do this before ContainerRegistry tries to load the machines
SettingDefinition.addSupportedProperty("settable_per_mesh", DefinitionPropertyType.Any, default=True,
read_only=True)
SettingDefinition.addSupportedProperty("settable_per_extruder", DefinitionPropertyType.Any, default=True,
read_only=True)
# this setting can be changed for each group in one-at-a-time mode
SettingDefinition.addSupportedProperty("settable_per_meshgroup", DefinitionPropertyType.Any, default=True,
read_only=True)
SettingDefinition.addSupportedProperty("settable_globally", DefinitionPropertyType.Any, default=True,
read_only=True)
# From which stack the setting would inherit if not defined per object (handled in the engine)
# AND for settings which are not settable_per_mesh:
# which extruder is the only extruder this setting is obtained from
SettingDefinition.addSupportedProperty("limit_to_extruder", DefinitionPropertyType.Function, default="-1",
depends_on="value")
# For settings which are not settable_per_mesh and not settable_per_extruder:
# A function which determines the glabel/meshgroup value by looking at the values of the setting in all (used) extruders
SettingDefinition.addSupportedProperty("resolve", DefinitionPropertyType.Function, default=None,
depends_on="value")
SettingDefinition.addSettingType("extruder", None, str, Validator)
SettingDefinition.addSettingType("optional_extruder", None, str, None)
SettingDefinition.addSettingType("[int]", None, str, None)
def _initializeSettingFunctions(self):
"""Adds custom property types, settings types, and extra operators (functions).
Whom need to be registered in SettingDefinition and SettingFunction.
"""
self._cura_formula_functions = CuraFormulaFunctions(self)
SettingFunction.registerOperator("extruderValue", self._cura_formula_functions.getValueInExtruder)
SettingFunction.registerOperator("extruderValues", self._cura_formula_functions.getValuesInAllExtruders)
SettingFunction.registerOperator("resolveOrValue", self._cura_formula_functions.getResolveOrValue)
SettingFunction.registerOperator("defaultExtruderPosition", self._cura_formula_functions.getDefaultExtruderPosition)
SettingFunction.registerOperator("valueFromContainer", self._cura_formula_functions.getValueFromContainerAtIndex)
SettingFunction.registerOperator("extruderValueFromContainer", self._cura_formula_functions.getValueFromContainerAtIndexInExtruder)
def __addAllResourcesAndContainerResources(self) -> None:
"""Adds all resources and container related resources."""
Resources.addStorageType(self.ResourceTypes.QualityInstanceContainer, "quality")
Resources.addStorageType(self.ResourceTypes.QualityChangesInstanceContainer, "quality_changes")
Resources.addStorageType(self.ResourceTypes.VariantInstanceContainer, "variants")
Resources.addStorageType(self.ResourceTypes.MaterialInstanceContainer, "materials")
Resources.addStorageType(self.ResourceTypes.UserInstanceContainer, "user")
Resources.addStorageType(self.ResourceTypes.ExtruderStack, "extruders")
Resources.addStorageType(self.ResourceTypes.MachineStack, "machine_instances")
Resources.addStorageType(self.ResourceTypes.DefinitionChangesContainer, "definition_changes")
Resources.addStorageType(self.ResourceTypes.SettingVisibilityPreset, "setting_visibility")
Resources.addStorageType(self.ResourceTypes.IntentInstanceContainer, "intent")
self._container_registry.addResourceType(self.ResourceTypes.QualityInstanceContainer, "quality")
self._container_registry.addResourceType(self.ResourceTypes.QualityChangesInstanceContainer, "quality_changes")
self._container_registry.addResourceType(self.ResourceTypes.VariantInstanceContainer, "variant")
self._container_registry.addResourceType(self.ResourceTypes.MaterialInstanceContainer, "material")
self._container_registry.addResourceType(self.ResourceTypes.UserInstanceContainer, "user")
self._container_registry.addResourceType(self.ResourceTypes.ExtruderStack, "extruder_train")
self._container_registry.addResourceType(self.ResourceTypes.MachineStack, "machine")
self._container_registry.addResourceType(self.ResourceTypes.DefinitionChangesContainer, "definition_changes")
self._container_registry.addResourceType(self.ResourceTypes.IntentInstanceContainer, "intent")
Resources.addType(self.ResourceTypes.QmlFiles, "qml")
Resources.addType(self.ResourceTypes.Firmware, "firmware")
def __addAllEmptyContainers(self) -> None:
"""Adds all empty containers."""
# Add empty variant, material and quality containers.
# Since they are empty, they should never be serialized and instead just programmatically created.
# We need them to simplify the switching between materials.
self.empty_container = cura.Settings.cura_empty_instance_containers.empty_container
self._container_registry.addContainer(
cura.Settings.cura_empty_instance_containers.empty_definition_changes_container)
self.empty_definition_changes_container = cura.Settings.cura_empty_instance_containers.empty_definition_changes_container
self._container_registry.addContainer(cura.Settings.cura_empty_instance_containers.empty_variant_container)
self.empty_variant_container = cura.Settings.cura_empty_instance_containers.empty_variant_container
self._container_registry.addContainer(cura.Settings.cura_empty_instance_containers.empty_intent_container)
self.empty_intent_container = cura.Settings.cura_empty_instance_containers.empty_intent_container
self._container_registry.addContainer(cura.Settings.cura_empty_instance_containers.empty_material_container)
self.empty_material_container = cura.Settings.cura_empty_instance_containers.empty_material_container
self._container_registry.addContainer(cura.Settings.cura_empty_instance_containers.empty_quality_container)
self.empty_quality_container = cura.Settings.cura_empty_instance_containers.empty_quality_container
self._container_registry.addContainer(cura.Settings.cura_empty_instance_containers.empty_quality_changes_container)
self.empty_quality_changes_container = cura.Settings.cura_empty_instance_containers.empty_quality_changes_container
def __setLatestResouceVersionsForVersionUpgrade(self):
"""Initializes the version upgrade manager with by providing the paths for each resource type and the latest
versions. """
self._version_upgrade_manager.setCurrentVersions(
{
("quality", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.QualityInstanceContainer, "application/x-uranium-instancecontainer"),
("quality_changes", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.QualityChangesInstanceContainer, "application/x-uranium-instancecontainer"),
("intent", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.IntentInstanceContainer, "application/x-uranium-instancecontainer"),
("machine_stack", GlobalStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.MachineStack, "application/x-cura-globalstack"),
("extruder_train", ExtruderStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.ExtruderStack, "application/x-cura-extruderstack"),
("preferences", Preferences.Version * 1000000 + self.SettingVersion): (Resources.Preferences, "application/x-uranium-preferences"),
("user", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.UserInstanceContainer, "application/x-uranium-instancecontainer"),
("definition_changes", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.DefinitionChangesContainer, "application/x-uranium-instancecontainer"),
("variant", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.VariantInstanceContainer, "application/x-uranium-instancecontainer"),
("setting_visibility", SettingVisibilityPresetsModel.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.SettingVisibilityPreset, "application/x-uranium-preferences"),
("machine", 2): (Resources.DefinitionContainers, "application/x-uranium-definitioncontainer"),
("extruder", 2): (Resources.DefinitionContainers, "application/x-uranium-definitioncontainer")
}
)
def startSplashWindowPhase(self) -> None:
"""Runs preparations that needs to be done before the starting process."""
super().startSplashWindowPhase()
if not self.getIsHeadLess():
try:
self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "cura-icon.png" if not ApplicationMetadata.IsAlternateVersion else "cura-icon_wip.png")))
except FileNotFoundError:
Logger.log("w", "Unable to find the window icon.")
self.setRequiredPlugins([
# Misc.:
"ConsoleLogger", #You want to be able to read the log if something goes wrong.
"CuraEngineBackend", #Cura is useless without this one since you can't slice.
"FileLogger", #You want to be able to read the log if something goes wrong.
"XmlMaterialProfile", #Cura crashes without this one.
"Toolbox", #This contains the interface to enable/disable plug-ins, so if you disable it you can't enable it back.
"PrepareStage", #Cura is useless without this one since you can't load models.
"PreviewStage", #This shows the list of the plugin views that are installed in Cura.
"MonitorStage", #Major part of Cura's functionality.
"LocalFileOutputDevice", #Major part of Cura's functionality.
"LocalContainerProvider", #Cura is useless without any profiles or setting definitions.
# Views:
"SimpleView", #Dependency of SolidView.
"SolidView", #Displays models. Cura is useless without it.
# Readers & Writers:
"GCodeWriter", #Cura is useless if it can't write its output.
"STLReader", #Most common model format, so disabling this makes Cura 90% useless.
"3MFWriter", #Required for writing project files.
# Tools:
"CameraTool", #Needed to see the scene. Cura is useless without it.
"SelectionTool", #Dependency of the rest of the tools.
"TranslateTool", #You'll need this for almost every print.
])
self._i18n_catalog = i18nCatalog("cura")
self._update_platform_activity_timer = QTimer()
self._update_platform_activity_timer.setInterval(500)
self._update_platform_activity_timer.setSingleShot(True)
self._update_platform_activity_timer.timeout.connect(self.updatePlatformActivity)
self.getController().getScene().sceneChanged.connect(self.updatePlatformActivityDelayed)
self.getController().toolOperationStopped.connect(self._onToolOperationStopped)
self.getController().contextMenuRequested.connect(self._onContextMenuRequested)
self.getCuraSceneController().activeBuildPlateChanged.connect(self.updatePlatformActivityDelayed)
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Loading machines..."))
self._container_registry.allMetadataLoaded.connect(ContainerRegistry.getInstance)
with self._container_registry.lockFile():
self._container_registry.loadAllMetadata()
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Setting up preferences..."))
# Set the setting version for Preferences
preferences = self.getPreferences()
preferences.addPreference("metadata/setting_version", 0)
preferences.setValue("metadata/setting_version", self.SettingVersion) # Don't make it equal to the default so that the setting version always gets written to the file.
preferences.addPreference("cura/active_mode", "simple")
preferences.addPreference("cura/categories_expanded", "")
preferences.addPreference("cura/jobname_prefix", True)
preferences.addPreference("cura/select_models_on_load", False)
preferences.addPreference("view/center_on_select", False)
preferences.addPreference("mesh/scale_to_fit", False)
preferences.addPreference("mesh/scale_tiny_meshes", True)
preferences.addPreference("cura/dialog_on_project_save", True)
preferences.addPreference("cura/asked_dialog_on_project_save", False)
preferences.addPreference("cura/choice_on_profile_override", "always_ask")
preferences.addPreference("cura/choice_on_open_project", "always_ask")
preferences.addPreference("cura/use_multi_build_plate", False)
preferences.addPreference("cura/show_list_of_objects", False)
preferences.addPreference("view/settings_list_height", 400)
preferences.addPreference("view/settings_visible", False)
preferences.addPreference("view/settings_xpos", 0)
preferences.addPreference("view/settings_ypos", 56)
preferences.addPreference("view/colorscheme_xpos", 0)
preferences.addPreference("view/colorscheme_ypos", 56)
preferences.addPreference("cura/currency", "€")
preferences.addPreference("cura/material_settings", "{}")
preferences.addPreference("view/invert_zoom", False)
preferences.addPreference("view/filter_current_build_plate", False)
preferences.addPreference("cura/sidebar_collapsed", False)
preferences.addPreference("cura/favorite_materials", "")
preferences.addPreference("cura/expanded_brands", "")
preferences.addPreference("cura/expanded_types", "")
preferences.addPreference("general/accepted_user_agreement", False)
for key in [
"dialog_load_path", # dialog_save_path is in LocalFileOutputDevicePlugin
"dialog_profile_path",
"dialog_material_path"]:
preferences.addPreference("local_file/%s" % key, os.path.expanduser("~/"))
preferences.setDefault("local_file/last_used_type", "text/x-gcode")
self.applicationShuttingDown.connect(self.saveSettings)
self.engineCreatedSignal.connect(self._onEngineCreated)
self.getCuraSceneController().setActiveBuildPlate(0) # Initialize
CuraApplication.Created = True
def _onEngineCreated(self):
self._qml_engine.addImageProvider("print_job_preview", PrintJobPreviewImageProvider.PrintJobPreviewImageProvider())
@pyqtProperty(bool)
def needToShowUserAgreement(self) -> bool:
return not UM.Util.parseBool(self.getPreferences().getValue("general/accepted_user_agreement"))
@pyqtSlot(bool)
def setNeedToShowUserAgreement(self, set_value: bool = True) -> None:
self.getPreferences().setValue("general/accepted_user_agreement", str(not set_value))
@pyqtSlot(str, str)
def writeToLog(self, severity: str, message: str) -> None:
Logger.log(severity, message)
# DO NOT call this function to close the application, use checkAndExitApplication() instead which will perform
# pre-exit checks such as checking for in-progress USB printing, etc.
# Except for the 'Decline and close' in the 'User Agreement'-step in the Welcome-pages, that should be a hard exit.
@pyqtSlot()
def closeApplication(self) -> None:
Logger.log("i", "Close application")
# Workaround: Before closing the window, remove the global stack.
# This is necessary because as the main window gets closed, hundreds of QML elements get updated which often
# request the global stack. However as the Qt-side of the Machine Manager is being dismantled, the conversion of
# the Global Stack to a QObject fails.
# If instead we first take down the global stack, PyQt will just convert `None` to `null` which succeeds, and
# the QML code then gets `null` as the global stack and can deal with that as it deems fit.
self.getMachineManager().setActiveMachine(None)
main_window = self.getMainWindow()
if main_window is not None:
main_window.close()
else:
self.exit(0)
# This function first performs all upon-exit checks such as USB printing that is in progress.
# Use this to close the application.
@pyqtSlot()
def checkAndExitApplication(self) -> None:
self._on_exit_callback_manager.resetCurrentState()
self._on_exit_callback_manager.triggerNextCallback()
@pyqtSlot(result = bool)
def getIsAllChecksPassed(self) -> bool:
return self._on_exit_callback_manager.getIsAllChecksPassed()
def getOnExitCallbackManager(self) -> "OnExitCallbackManager":
return self._on_exit_callback_manager
def triggerNextExitCheck(self) -> None:
self._on_exit_callback_manager.triggerNextCallback()
showConfirmExitDialog = pyqtSignal(str, arguments = ["message"])
def setConfirmExitDialogCallback(self, callback: Callable) -> None:
self._confirm_exit_dialog_callback = callback
@pyqtSlot(bool)
def callConfirmExitDialogCallback(self, yes_or_no: bool) -> None:
self._confirm_exit_dialog_callback(yes_or_no)
showPreferencesWindow = pyqtSignal()
"""Signal to connect preferences action in QML"""
@pyqtSlot()
def showPreferences(self) -> None:
"""Show the preferences window"""
self.showPreferencesWindow.emit()
# This is called by drag-and-dropping curapackage files.
@pyqtSlot(QUrl)
def installPackageViaDragAndDrop(self, file_url: str) -> Optional[str]:
filename = QUrl(file_url).toLocalFile()
return self._package_manager.installPackage(filename)
@override(Application)
def getGlobalContainerStack(self) -> Optional["GlobalStack"]:
return self._global_container_stack
@override(Application)
def setGlobalContainerStack(self, stack: Optional["GlobalStack"]) -> None:
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Initializing Active Machine..."))
super().setGlobalContainerStack(stack)
showMessageBox = pyqtSignal(str,str, str, str, int, int,
arguments = ["title", "text", "informativeText", "detailedText","buttons", "icon"])
"""A reusable dialogbox"""
def messageBox(self, title, text,
informativeText = "",
detailedText = "",
buttons = QMessageBox.Ok,
icon = QMessageBox.NoIcon,
callback = None,
callback_arguments = []
):
self._message_box_callback = callback
self._message_box_callback_arguments = callback_arguments
self.showMessageBox.emit(title, text, informativeText, detailedText, buttons, icon)
showDiscardOrKeepProfileChanges = pyqtSignal()
def discardOrKeepProfileChanges(self) -> bool:
has_user_interaction = False
choice = self.getPreferences().getValue("cura/choice_on_profile_override")
if choice == "always_discard":
# don't show dialog and DISCARD the profile
self.discardOrKeepProfileChangesClosed("discard")
elif choice == "always_keep":
# don't show dialog and KEEP the profile
self.discardOrKeepProfileChangesClosed("keep")
elif not self._is_headless:
# ALWAYS ask whether to keep or discard the profile
self.showDiscardOrKeepProfileChanges.emit()
has_user_interaction = True
return has_user_interaction
@pyqtSlot(str)
def discardOrKeepProfileChangesClosed(self, option: str) -> None:
global_stack = self.getGlobalContainerStack()
if global_stack is None:
return
if option == "discard":
for extruder in global_stack.extruderList:
extruder.userChanges.clear()
global_stack.userChanges.clear()
self.getMachineManager().correctExtruderSettings()
# if the user decided to keep settings then the user settings should be re-calculated and validated for errors
# before slicing. To ensure that slicer uses right settings values
elif option == "keep":
for extruder in global_stack.extruderList:
extruder.userChanges.update()
global_stack.userChanges.update()
@pyqtSlot(int)
def messageBoxClosed(self, button):
if self._message_box_callback:
self._message_box_callback(button, *self._message_box_callback_arguments)
self._message_box_callback = None
self._message_box_callback_arguments = []
def enableSave(self, enable: bool):
self._enable_save = enable
# Cura has multiple locations where instance containers need to be saved, so we need to handle this differently.
def saveSettings(self) -> None:
if not self.started or not self._enable_save:
# Do not do saving during application start or when data should not be saved on quit.
return
ContainerRegistry.getInstance().saveDirtyContainers()
self.savePreferences()
def saveStack(self, stack):
if not self._enable_save:
return
ContainerRegistry.getInstance().saveContainer(stack)
@pyqtSlot(str, result = QUrl)
def getDefaultPath(self, key):
default_path = self.getPreferences().getValue("local_file/%s" % key)
if os.path.exists(default_path):
return QUrl.fromLocalFile(default_path)
return QUrl()
@pyqtSlot(str, str)
def setDefaultPath(self, key, default_path):
self.getPreferences().setValue("local_file/%s" % key, QUrl(default_path).toLocalFile())
def _loadPlugins(self) -> None:
"""Handle loading of all plugin types (and the backend explicitly)
:py:class:`Uranium.UM.PluginRegistry`
"""
self._plugin_registry.setCheckIfTrusted(ApplicationMetadata.IsEnterpriseVersion)
self._plugin_registry.addType("profile_reader", self._addProfileReader)
self._plugin_registry.addType("profile_writer", self._addProfileWriter)
if Platform.isLinux():
lib_suffixes = {"", "64", "32", "x32"} # A few common ones on different distributions.
else:
lib_suffixes = {""}
for suffix in lib_suffixes:
self._plugin_registry.addPluginLocation(os.path.join(QtApplication.getInstallPrefix(), "lib" + suffix, "cura"))
if not hasattr(sys, "frozen"):
self._plugin_registry.addPluginLocation(os.path.join(os.path.abspath(os.path.dirname(__file__)), "..", "plugins"))
self._plugin_registry.preloaded_plugins.append("ConsoleLogger")
self._plugin_registry.loadPlugins()
if self.getBackend() is None:
raise RuntimeError("Could not load the backend plugin!")
self._plugins_loaded = True
def _setLoadingHint(self, hint: str):
"""Set a short, user-friendly hint about current loading status.
The way this message is displayed depends on application state
"""
if self.started:
Logger.info(hint)
else:
self.showSplashMessage(hint)
def run(self):
super().run()
Logger.log("i", "Initializing machine error checker")
self._machine_error_checker = MachineErrorChecker(self)
self._machine_error_checker.initialize()
self.processEvents()
Logger.log("i", "Initializing machine manager")
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Initializing machine manager..."))
self.getMachineManager()
self.processEvents()
Logger.log("i", "Initializing container manager")
self._container_manager = ContainerManager(self)
self.processEvents()
# Check if we should run as single instance or not. If so, set up a local socket server which listener which
# coordinates multiple Cura instances and accepts commands.
if self._use_single_instance:
self.__setUpSingleInstanceServer()
# Setup scene and build volume
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Initializing build volume..."))
root = self.getController().getScene().getRoot()
self._volume = BuildVolume.BuildVolume(self, root)
# Ensure that the old style arranger still works.
Arrange.build_volume = self._volume
# initialize info objects
self._print_information = PrintInformation.PrintInformation(self)
self._cura_actions = CuraActions.CuraActions(self)
self.processEvents()
# Initialize setting visibility presets model.
self._setting_visibility_presets_model = SettingVisibilityPresetsModel(self.getPreferences(), parent = self)
# Initialize Cura API
self._cura_API.initialize()
self.processEvents()
self._output_device_manager.start()
self._welcome_pages_model.initialize()
self._add_printer_pages_model.initialize()
self._add_printer_pages_model_without_cancel.initialize(cancellable = False)
self._whats_new_pages_model.initialize()
# Initialize the FileProviderModel
self._file_provider_model.initialize(self._onFileProviderEnabledChanged)
# Detect in which mode to run and execute that mode
if self._is_headless:
self.runWithoutGUI()
else:
self.runWithGUI()
self.started = True
self.initializationFinished.emit()
Logger.log("d", "Booting Cura took %s seconds", time.time() - self._boot_loading_time)
# For now use a timer to postpone some things that need to be done after the application and GUI are
# initialized, for example opening files because they may show dialogs which can be closed due to incomplete
# GUI initialization.
self._post_start_timer = QTimer(self)
self._post_start_timer.setInterval(1000)
self._post_start_timer.setSingleShot(True)
self._post_start_timer.timeout.connect(self._onPostStart)
self._post_start_timer.start()
self._auto_save = AutoSave(self)
self._auto_save.initialize()
self.exec_()
def __setUpSingleInstanceServer(self):
if self._use_single_instance:
self._single_instance.startServer()
def _onPostStart(self):
for file_name in self._files_to_open:
self.callLater(self._openFile, file_name)
for file_name in self._open_file_queue: # Open all the files that were queued up while plug-ins were loading.
self.callLater(self._openFile, file_name)
initializationFinished = pyqtSignal()
showAddPrintersUncancellableDialog = pyqtSignal() # Used to show the add printers dialog with a greyed background
def runWithoutGUI(self):
"""Run Cura without GUI elements and interaction (server mode)."""
self.closeSplash()
def runWithGUI(self):
"""Run Cura with GUI (desktop mode)."""
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Setting up scene..."))
controller = self.getController()
t = controller.getTool("TranslateTool")
if t:
t.setEnabledAxis([ToolHandle.XAxis, ToolHandle.YAxis, ToolHandle.ZAxis])
Selection.selectionChanged.connect(self.onSelectionChanged)
# Set default background color for scene
self.getRenderer().setBackgroundColor(QColor(245, 245, 245))
self.processEvents()
# Initialize platform physics
self._physics = PlatformPhysics.PlatformPhysics(controller, self._volume)
# Initialize camera
root = controller.getScene().getRoot()
camera = Camera("3d", root)
diagonal = self.getBuildVolume().getDiagonalSize()
if diagonal < 1: #No printer added yet. Set a default camera distance for normal-sized printers.
diagonal = 375
camera.setPosition(Vector(-80, 180, 700) * diagonal / 375)
camera.lookAt(Vector(0, 0, 0))
controller.getScene().setActiveCamera("3d")
# Initialize camera tool
camera_tool = controller.getTool("CameraTool")
if camera_tool:
camera_tool.setOrigin(Vector(0, 30, 0))
camera_tool.setZoomRange(0.1, 2000)
# Initialize camera animations
self._camera_animation = CameraAnimation.CameraAnimation()
self._camera_animation.setCameraTool(self.getController().getTool("CameraTool"))
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Loading interface..."))
# Initialize QML engine
self.setMainQml(Resources.getPath(self.ResourceTypes.QmlFiles, "Cura.qml"))
self._qml_import_paths.append(Resources.getPath(self.ResourceTypes.QmlFiles))
self._setLoadingHint(self._i18n_catalog.i18nc("@info:progress", "Initializing engine..."))
self.initializeEngine()
# Initialize UI state
controller.setActiveStage("PrepareStage")
controller.setActiveView("SolidView")
controller.setCameraTool("CameraTool")
controller.setSelectionTool("SelectionTool")
# Hide the splash screen
self.closeSplash()
@pyqtSlot(result = QObject)
def getDiscoveredPrintersModel(self, *args) -> "DiscoveredPrintersModel":
return self._discovered_printer_model
@pyqtSlot(result=QObject)
def getDiscoveredCloudPrintersModel(self, *args) -> "DiscoveredCloudPrintersModel":
return self._discovered_cloud_printers_model
@pyqtSlot(result = QObject)
def getFirstStartMachineActionsModel(self, *args) -> "FirstStartMachineActionsModel":
if self._first_start_machine_actions_model is None:
self._first_start_machine_actions_model = FirstStartMachineActionsModel(self, parent = self)
if self.started:
self._first_start_machine_actions_model.initialize()
return self._first_start_machine_actions_model
@pyqtSlot(result = QObject)
def getSettingVisibilityPresetsModel(self, *args) -> SettingVisibilityPresetsModel:
return self._setting_visibility_presets_model
@pyqtSlot(result = QObject)
def getWelcomePagesModel(self, *args) -> "WelcomePagesModel":
return self._welcome_pages_model
@pyqtSlot(result = QObject)
def getAddPrinterPagesModel(self, *args) -> "AddPrinterPagesModel":
return self._add_printer_pages_model
@pyqtSlot(result = QObject)
def getAddPrinterPagesModelWithoutCancel(self, *args) -> "AddPrinterPagesModel":
return self._add_printer_pages_model_without_cancel
@pyqtSlot(result = QObject)
def getWhatsNewPagesModel(self, *args) -> "WhatsNewPagesModel":
return self._whats_new_pages_model
@pyqtSlot(result = QObject)
def getMachineSettingsManager(self, *args) -> "MachineSettingsManager":
return self._machine_settings_manager
@pyqtSlot(result = QObject)
def getTextManager(self, *args) -> "TextManager":
return self._text_manager
def getCuraFormulaFunctions(self, *args) -> "CuraFormulaFunctions":
if self._cura_formula_functions is None:
self._cura_formula_functions = CuraFormulaFunctions(self)
return self._cura_formula_functions
def getMachineErrorChecker(self, *args) -> MachineErrorChecker:
return self._machine_error_checker
def getMachineManager(self, *args) -> MachineManager:
if self._machine_manager is None:
self._machine_manager = MachineManager(self, parent = self)
return self._machine_manager
def getExtruderManager(self, *args) -> ExtruderManager:
if self._extruder_manager is None:
self._extruder_manager = ExtruderManager()
return self._extruder_manager
def getIntentManager(self, *args) -> IntentManager:
return IntentManager.getInstance()
def getObjectsModel(self, *args):
if self._object_manager is None:
self._object_manager = ObjectsModel(self)
return self._object_manager
@pyqtSlot(result = QObject)
def getExtrudersModel(self, *args) -> "ExtrudersModel":
if self._extruders_model is None:
self._extruders_model = ExtrudersModel(self)
return self._extruders_model
@pyqtSlot(result = QObject)
def getExtrudersModelWithOptional(self, *args) -> "ExtrudersModel":
if self._extruders_model_with_optional is None:
self._extruders_model_with_optional = ExtrudersModel(self)
self._extruders_model_with_optional.setAddOptionalExtruder(True)
return self._extruders_model_with_optional
@pyqtSlot(result = QObject)
def getMultiBuildPlateModel(self, *args) -> MultiBuildPlateModel:
if self._multi_build_plate_model is None:
self._multi_build_plate_model = MultiBuildPlateModel(self)
return self._multi_build_plate_model
@pyqtSlot(result = QObject)
def getBuildPlateModel(self, *args) -> BuildPlateModel:
if self._build_plate_model is None:
self._build_plate_model = BuildPlateModel(self)
return self._build_plate_model
def getCuraSceneController(self, *args) -> CuraSceneController:
if self._cura_scene_controller is None:
self._cura_scene_controller = CuraSceneController.createCuraSceneController()
return self._cura_scene_controller
def getSettingInheritanceManager(self, *args) -> SettingInheritanceManager:
if self._setting_inheritance_manager is None:
self._setting_inheritance_manager = SettingInheritanceManager.createSettingInheritanceManager()
return self._setting_inheritance_manager
def getMachineActionManager(self, *args: Any) -> MachineActionManager.MachineActionManager:
"""Get the machine action manager
We ignore any *args given to this, as we also register the machine manager as qml singleton.
It wants to give this function an engine and script engine, but we don't care about that.
"""
return cast(MachineActionManager.MachineActionManager, self._machine_action_manager)
@pyqtSlot(result = QObject)
def getMaterialManagementModel(self) -> MaterialManagementModel:
if not self._material_management_model:
self._material_management_model = MaterialManagementModel(parent = self)
return self._material_management_model
@pyqtSlot(result = QObject)
def getQualityManagementModel(self) -> QualityManagementModel:
if not self._quality_management_model:
self._quality_management_model = QualityManagementModel(parent = self)
return self._quality_management_model
def getSimpleModeSettingsManager(self, *args):
if self._simple_mode_settings_manager is None:
self._simple_mode_settings_manager = SimpleModeSettingsManager()
return self._simple_mode_settings_manager
@pyqtSlot(result = QObject)
def getFileProviderModel(self) -> FileProviderModel:
return self._file_provider_model
def _onFileProviderEnabledChanged(self):
self._file_provider_model.update()
def event(self, event):
"""Handle Qt events"""
if event.type() == QEvent.FileOpen:
if self._plugins_loaded:
self._openFile(event.file())
else:
self._open_file_queue.append(event.file())
return super().event(event)
def getAutoSave(self) -> Optional[AutoSave]:
return self._auto_save
def getPrintInformation(self):
"""Get print information (duration / material used)"""
return self._print_information
def getQualityProfilesDropDownMenuModel(self, *args, **kwargs):
if self._quality_profile_drop_down_menu_model is None:
self._quality_profile_drop_down_menu_model = QualityProfilesDropDownMenuModel(self)
return self._quality_profile_drop_down_menu_model
def getCustomQualityProfilesDropDownMenuModel(self, *args, **kwargs):
if self._custom_quality_profile_drop_down_menu_model is None:
self._custom_quality_profile_drop_down_menu_model = CustomQualityProfilesDropDownMenuModel(self)
return self._custom_quality_profile_drop_down_menu_model
def getCuraAPI(self, *args, **kwargs) -> "CuraAPI":
return self._cura_API
def registerObjects(self, engine):
"""Registers objects for the QML engine to use.
:param engine: The QML engine.
"""
super().registerObjects(engine)
# global contexts
self.processEvents()
engine.rootContext().setContextProperty("Printer", self)
engine.rootContext().setContextProperty("CuraApplication", self)
engine.rootContext().setContextProperty("PrintInformation", self._print_information)
engine.rootContext().setContextProperty("CuraActions", self._cura_actions)
engine.rootContext().setContextProperty("CuraSDKVersion", ApplicationMetadata.CuraSDKVersion)
self.processEvents()
qmlRegisterUncreatableType(CuraApplication, "Cura", 1, 0, "ResourceTypes", "Just an Enum type")
self.processEvents()
qmlRegisterSingletonType(CuraSceneController, "Cura", 1, 0, "SceneController", self.getCuraSceneController)
qmlRegisterSingletonType(ExtruderManager, "Cura", 1, 0, "ExtruderManager", self.getExtruderManager)
qmlRegisterSingletonType(MachineManager, "Cura", 1, 0, "MachineManager", self.getMachineManager)
qmlRegisterSingletonType(IntentManager, "Cura", 1, 6, "IntentManager", self.getIntentManager)
qmlRegisterSingletonType(SettingInheritanceManager, "Cura", 1, 0, "SettingInheritanceManager", self.getSettingInheritanceManager)
qmlRegisterSingletonType(SimpleModeSettingsManager, "Cura", 1, 0, "SimpleModeSettingsManager", self.getSimpleModeSettingsManager)
qmlRegisterSingletonType(MachineActionManager.MachineActionManager, "Cura", 1, 0, "MachineActionManager", self.getMachineActionManager)
self.processEvents()
qmlRegisterType(NetworkingUtil, "Cura", 1, 5, "NetworkingUtil")
qmlRegisterType(WelcomePagesModel, "Cura", 1, 0, "WelcomePagesModel")
qmlRegisterType(WhatsNewPagesModel, "Cura", 1, 0, "WhatsNewPagesModel")
qmlRegisterType(AddPrinterPagesModel, "Cura", 1, 0, "AddPrinterPagesModel")
qmlRegisterType(TextManager, "Cura", 1, 0, "TextManager")
qmlRegisterType(RecommendedMode, "Cura", 1, 0, "RecommendedMode")
self.processEvents()
qmlRegisterType(NetworkMJPGImage, "Cura", 1, 0, "NetworkMJPGImage")
qmlRegisterType(ObjectsModel, "Cura", 1, 0, "ObjectsModel")
qmlRegisterType(BuildPlateModel, "Cura", 1, 0, "BuildPlateModel")
qmlRegisterType(MultiBuildPlateModel, "Cura", 1, 0, "MultiBuildPlateModel")
qmlRegisterType(InstanceContainer, "Cura", 1, 0, "InstanceContainer")
qmlRegisterType(ExtrudersModel, "Cura", 1, 0, "ExtrudersModel")
qmlRegisterType(GlobalStacksModel, "Cura", 1, 0, "GlobalStacksModel")
self.processEvents()
qmlRegisterType(FavoriteMaterialsModel, "Cura", 1, 0, "FavoriteMaterialsModel")
qmlRegisterType(GenericMaterialsModel, "Cura", 1, 0, "GenericMaterialsModel")
qmlRegisterType(MaterialBrandsModel, "Cura", 1, 0, "MaterialBrandsModel")
qmlRegisterSingletonType(QualityManagementModel, "Cura", 1, 0, "QualityManagementModel", self.getQualityManagementModel)
qmlRegisterSingletonType(MaterialManagementModel, "Cura", 1, 5, "MaterialManagementModel", self.getMaterialManagementModel)
self.processEvents()
qmlRegisterType(DiscoveredPrintersModel, "Cura", 1, 0, "DiscoveredPrintersModel")
qmlRegisterType(DiscoveredCloudPrintersModel, "Cura", 1, 7, "DiscoveredCloudPrintersModel")
qmlRegisterSingletonType(QualityProfilesDropDownMenuModel, "Cura", 1, 0,
"QualityProfilesDropDownMenuModel", self.getQualityProfilesDropDownMenuModel)
qmlRegisterSingletonType(CustomQualityProfilesDropDownMenuModel, "Cura", 1, 0,
"CustomQualityProfilesDropDownMenuModel", self.getCustomQualityProfilesDropDownMenuModel)
qmlRegisterType(NozzleModel, "Cura", 1, 0, "NozzleModel")
qmlRegisterType(IntentModel, "Cura", 1, 6, "IntentModel")
qmlRegisterType(IntentCategoryModel, "Cura", 1, 6, "IntentCategoryModel")
self.processEvents()
qmlRegisterType(MaterialSettingsVisibilityHandler, "Cura", 1, 0, "MaterialSettingsVisibilityHandler")
qmlRegisterType(SettingVisibilityPresetsModel, "Cura", 1, 0, "SettingVisibilityPresetsModel")
qmlRegisterType(QualitySettingsModel, "Cura", 1, 0, "QualitySettingsModel")
qmlRegisterType(FirstStartMachineActionsModel, "Cura", 1, 0, "FirstStartMachineActionsModel")
qmlRegisterType(MachineNameValidator, "Cura", 1, 0, "MachineNameValidator")
qmlRegisterType(UserChangesModel, "Cura", 1, 0, "UserChangesModel")
qmlRegisterSingletonType(ContainerManager, "Cura", 1, 0, "ContainerManager", ContainerManager.getInstance)
qmlRegisterType(SidebarCustomMenuItemsModel, "Cura", 1, 0, "SidebarCustomMenuItemsModel")
qmlRegisterType(PrinterOutputDevice, "Cura", 1, 0, "PrinterOutputDevice")
from cura.API import CuraAPI
qmlRegisterSingletonType(CuraAPI, "Cura", 1, 1, "API", self.getCuraAPI)
qmlRegisterUncreatableType(Account, "Cura", 1, 0, "AccountSyncState", "Could not create AccountSyncState")
# As of Qt5.7, it is necessary to get rid of any ".." in the path for the singleton to work.
actions_url = QUrl.fromLocalFile(os.path.abspath(Resources.getPath(CuraApplication.ResourceTypes.QmlFiles, "Actions.qml")))
qmlRegisterSingletonType(actions_url, "Cura", 1, 0, "Actions")
for path in Resources.getAllResourcesOfType(CuraApplication.ResourceTypes.QmlFiles):
type_name = os.path.splitext(os.path.basename(path))[0]
if type_name in ("Cura", "Actions"):
continue
# Ignore anything that is not a QML file.
if not path.endswith(".qml"):
continue
qmlRegisterType(QUrl.fromLocalFile(path), "Cura", 1, 0, type_name)
self.processEvents()
def onSelectionChanged(self):
if Selection.hasSelection():
if self.getController().getActiveTool():
# If the tool has been disabled by the new selection
if not self.getController().getActiveTool().getEnabled():
# Default
self.getController().setActiveTool("TranslateTool")
else:
if self._previous_active_tool:
self.getController().setActiveTool(self._previous_active_tool)
if not self.getController().getActiveTool().getEnabled():
self.getController().setActiveTool("TranslateTool")
self._previous_active_tool = None
else:
# Default
self.getController().setActiveTool("TranslateTool")
if self.getPreferences().getValue("view/center_on_select"):
self._center_after_select = True
else:
if self.getController().getActiveTool():
self._previous_active_tool = self.getController().getActiveTool().getPluginId()
self.getController().setActiveTool(None)
def _onToolOperationStopped(self, event):
if self._center_after_select and Selection.getSelectedObject(0) is not None:
self._center_after_select = False
self._camera_animation.setStart(self.getController().getTool("CameraTool").getOrigin())
self._camera_animation.setTarget(Selection.getSelectedObject(0).getWorldPosition())
self._camera_animation.start()
activityChanged = pyqtSignal()
sceneBoundingBoxChanged = pyqtSignal()
@pyqtProperty(bool, notify = activityChanged)
def platformActivity(self):
return self._platform_activity
@pyqtProperty(str, notify = sceneBoundingBoxChanged)
def getSceneBoundingBoxString(self):
return self._i18n_catalog.i18nc("@info 'width', 'depth' and 'height' are variable names that must NOT be translated; just translate the format of ##x##x## mm.", "%(width).1f x %(depth).1f x %(height).1f mm") % {'width' : self._scene_bounding_box.width.item(), 'depth': self._scene_bounding_box.depth.item(), 'height' : self._scene_bounding_box.height.item()}
def updatePlatformActivityDelayed(self, node = None):
if node is not None and (node.getMeshData() is not None or node.callDecoration("getLayerData")):
self._update_platform_activity_timer.start()
def updatePlatformActivity(self, node = None):
"""Update scene bounding box for current build plate"""
count = 0
scene_bounding_box = None
is_block_slicing_node = False
active_build_plate = self.getMultiBuildPlateModel().activeBuildPlate
print_information = self.getPrintInformation()
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if (
not issubclass(type(node), CuraSceneNode) or
(not node.getMeshData() and not node.callDecoration("getLayerData")) or
(node.callDecoration("getBuildPlateNumber") != active_build_plate)):
continue
if node.callDecoration("isBlockSlicing"):
is_block_slicing_node = True
count += 1
# After clicking the Undo button, if the build plate empty the project name needs to be set
if print_information.baseName == '':
print_information.setBaseName(node.getName())
if not scene_bounding_box:
scene_bounding_box = node.getBoundingBox()
else:
other_bb = node.getBoundingBox()
if other_bb is not None:
scene_bounding_box = scene_bounding_box + node.getBoundingBox()
if print_information:
print_information.setPreSliced(is_block_slicing_node)
self.getWorkspaceFileHandler().setEnabled(not is_block_slicing_node)
if not scene_bounding_box:
scene_bounding_box = AxisAlignedBox.Null
if repr(self._scene_bounding_box) != repr(scene_bounding_box):
self._scene_bounding_box = scene_bounding_box
self.sceneBoundingBoxChanged.emit()
self._platform_activity = True if count > 0 else False
self.activityChanged.emit()
@pyqtSlot()
def selectAll(self):
"""Select all nodes containing mesh data in the scene."""
if not self.getController().getToolsEnabled():
return
Selection.clear()
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if not node.getMeshData() and not node.callDecoration("isGroup"):
continue # Node that doesn't have a mesh and is not a group.
if node.getParent() and node.getParent().callDecoration("isGroup") or node.getParent().callDecoration("isSliceable"):
continue # Grouped nodes don't need resetting as their parent (the group) is reset)
if not node.isSelectable():
continue # i.e. node with layer data
if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"):
continue # i.e. node with layer data
Selection.add(node)
@pyqtSlot()
def resetAllTranslation(self):
"""Reset all translation on nodes with mesh data."""
Logger.log("i", "Resetting all scene translations")
nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if not node.getMeshData() and not node.callDecoration("isGroup"):
continue # Node that doesn't have a mesh and is not a group.
if node.getParent() and node.getParent().callDecoration("isGroup"):
continue # Grouped nodes don't need resetting as their parent (the group) is reset)
if not node.isSelectable():
continue # i.e. node with layer data
nodes.append(node)
if nodes:
op = GroupedOperation()
for node in nodes:
# Ensure that the object is above the build platform
node.removeDecorator(ZOffsetDecorator.ZOffsetDecorator)
if node.getBoundingBox():
center_y = node.getWorldPosition().y - node.getBoundingBox().bottom
else:
center_y = 0
op.addOperation(SetTransformOperation(node, Vector(0, center_y, 0)))
op.push()
@pyqtSlot()
def resetAll(self):
"""Reset all transformations on nodes with mesh data."""
Logger.log("i", "Resetting all scene transformations")
nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if not node.getMeshData() and not node.callDecoration("isGroup"):
continue # Node that doesn't have a mesh and is not a group.
if node.getParent() and node.getParent().callDecoration("isGroup"):
continue # Grouped nodes don't need resetting as their parent (the group) is reset)
if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"):
continue # i.e. node with layer data
nodes.append(node)
if nodes:
op = GroupedOperation()
for node in nodes:
# Ensure that the object is above the build platform
node.removeDecorator(ZOffsetDecorator.ZOffsetDecorator)
if node.getBoundingBox():
center_y = node.getWorldPosition().y - node.getBoundingBox().bottom
else:
center_y = 0
op.addOperation(SetTransformOperation(node, Vector(0, center_y, 0), Quaternion(), Vector(1, 1, 1)))
op.push()
@pyqtSlot()
def arrangeObjectsToAllBuildPlates(self) -> None:
"""Arrange all objects."""
nodes_to_arrange = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if not node.getMeshData() and not node.callDecoration("isGroup"):
continue # Node that doesn't have a mesh and is not a group.
parent_node = node.getParent()
if parent_node and parent_node.callDecoration("isGroup"):
continue # Grouped nodes don't need resetting as their parent (the group) is reset)
if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"):
continue # i.e. node with layer data
bounding_box = node.getBoundingBox()
# Skip nodes that are too big
if bounding_box is None or bounding_box.width < self._volume.getBoundingBox().width or bounding_box.depth < self._volume.getBoundingBox().depth:
nodes_to_arrange.append(node)
job = ArrangeObjectsAllBuildPlatesJob(nodes_to_arrange)
job.start()
self.getCuraSceneController().setActiveBuildPlate(0) # Select first build plate
# Single build plate
@pyqtSlot()
def arrangeAll(self) -> None:
nodes_to_arrange = []
active_build_plate = self.getMultiBuildPlateModel().activeBuildPlate
locked_nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if not node.getMeshData() and not node.callDecoration("isGroup"):
continue # Node that doesn't have a mesh and is not a group.
parent_node = node.getParent()
if parent_node and parent_node.callDecoration("isGroup"):
continue # Grouped nodes don't need resetting as their parent (the group) is reset)
if not node.isSelectable():
continue # i.e. node with layer data
if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"):
continue # i.e. node with layer data
if node.callDecoration("getBuildPlateNumber") == active_build_plate:
# Skip nodes that are too big
bounding_box = node.getBoundingBox()
if bounding_box is None or bounding_box.width < self._volume.getBoundingBox().width or bounding_box.depth < self._volume.getBoundingBox().depth:
# Arrange only the unlocked nodes and keep the locked ones in place
if UM.Util.parseBool(node.getSetting(SceneNodeSettings.LockPosition)):
locked_nodes.append(node)
else:
nodes_to_arrange.append(node)
self.arrange(nodes_to_arrange, locked_nodes)
def arrange(self, nodes: List[SceneNode], fixed_nodes: List[SceneNode]) -> None:
"""Arrange a set of nodes given a set of fixed nodes
:param nodes: nodes that we have to place
:param fixed_nodes: nodes that are placed in the arranger before finding spots for nodes
"""
min_offset = self.getBuildVolume().getEdgeDisallowedSize() + 2 # Allow for some rounding errors
job = ArrangeObjectsJob(nodes, fixed_nodes, min_offset = max(min_offset, 8))
job.start()
@pyqtSlot()
def reloadAll(self) -> None:
"""Reload all mesh data on the screen from file."""
Logger.log("i", "Reloading all loaded mesh data.")
nodes = []
has_merged_nodes = False
gcode_filename = None # type: Optional[str]
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
# Objects loaded from Gcode should also be included.
gcode_filename = node.callDecoration("getGcodeFileName")
if gcode_filename is not None:
break
if not isinstance(node, CuraSceneNode) or not node.getMeshData():
if node.getName() == "MergedMesh":
has_merged_nodes = True
continue
nodes.append(node)
# We can open only one gcode file at the same time. If the current view has a gcode file open, just reopen it
# for reloading.
if gcode_filename:
self._openFile(gcode_filename)
if not nodes:
return
objects_in_filename = {} # type: Dict[str, List[CuraSceneNode]]
for node in nodes:
mesh_data = node.getMeshData()
if mesh_data:
file_name = mesh_data.getFileName()
if file_name:
if file_name not in objects_in_filename:
objects_in_filename[file_name] = []
if file_name in objects_in_filename:
objects_in_filename[file_name].append(node)
else:
Logger.log("w", "Unable to reload data because we don't have a filename.")
for file_name, nodes in objects_in_filename.items():
for node in nodes:
file_path = os.path.normpath(os.path.dirname(file_name))
job = ReadMeshJob(file_name, add_to_recent_files = file_path != tempfile.gettempdir()) # Don't add temp files to the recent files list
job._node = node # type: ignore
job.finished.connect(self._reloadMeshFinished)
if has_merged_nodes:
job.finished.connect(self.updateOriginOfMergedMeshes)
job.start()
@pyqtSlot("QStringList")
def setExpandedCategories(self, categories: List[str]) -> None:
categories = list(set(categories))
categories.sort()
joined = ";".join(categories)
if joined != self.getPreferences().getValue("cura/categories_expanded"):
self.getPreferences().setValue("cura/categories_expanded", joined)
self.expandedCategoriesChanged.emit()
expandedCategoriesChanged = pyqtSignal()
@pyqtProperty("QStringList", notify = expandedCategoriesChanged)
def expandedCategories(self) -> List[str]:
return self.getPreferences().getValue("cura/categories_expanded").split(";")
@pyqtSlot()
def mergeSelected(self):
self.groupSelected()
try:
group_node = Selection.getAllSelectedObjects()[0]
except Exception as e:
Logger.log("e", "mergeSelected: Exception: %s", e)
return
meshes = [node.getMeshData() for node in group_node.getAllChildren() if node.getMeshData()]
# Compute the center of the objects
object_centers = []
for mesh, node in zip(meshes, group_node.getChildren()):
transformed_mesh = mesh.getTransformed(Matrix()) # Forget about the transformations that the original object had.
center = transformed_mesh.getCenterPosition()
if center is not None:
object_centers.append(center)
if object_centers:
middle_x = sum([v.x for v in object_centers]) / len(object_centers)
middle_y = sum([v.y for v in object_centers]) / len(object_centers)
middle_z = sum([v.z for v in object_centers]) / len(object_centers)
offset = Vector(middle_x, middle_y, middle_z)
else:
offset = Vector(0, 0, 0)
# Move each node to the same position.
for mesh, node in zip(meshes, group_node.getChildren()):
node.setTransformation(Matrix()) # Removes any changes in position and rotation.
# Align the object around its zero position
# and also apply the offset to center it inside the group.
node.setPosition(-mesh.getZeroPosition() - offset)
# Use the previously found center of the group bounding box as the new location of the group
group_node.setPosition(group_node.getBoundingBox().center)
group_node.setName("MergedMesh") # add a specific name to distinguish this node
def updateOriginOfMergedMeshes(self, _):
"""Updates origin position of all merged meshes"""
group_nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if isinstance(node, CuraSceneNode) and node.getName() == "MergedMesh":
# Checking by name might be not enough, the merged mesh should has "GroupDecorator" decorator
for decorator in node.getDecorators():
if isinstance(decorator, GroupDecorator):
group_nodes.append(node)
break
for group_node in group_nodes:
meshes = [node.getMeshData() for node in group_node.getAllChildren() if node.getMeshData()]
# Compute the center of the objects
object_centers = []
# Forget about the translation that the original objects have
zero_translation = Matrix(data=numpy.zeros(3))
for mesh, node in zip(meshes, group_node.getChildren()):
transformation = node.getLocalTransformation()
transformation.setTranslation(zero_translation)
transformed_mesh = mesh.getTransformed(transformation)
center = transformed_mesh.getCenterPosition()
if center is not None:
object_centers.append(center)
if object_centers:
middle_x = sum([v.x for v in object_centers]) / len(object_centers)
middle_y = sum([v.y for v in object_centers]) / len(object_centers)
middle_z = sum([v.z for v in object_centers]) / len(object_centers)
offset = Vector(middle_x, middle_y, middle_z)
else:
offset = Vector(0, 0, 0)
# Move each node to the same position.
for mesh, node in zip(meshes, group_node.getChildren()):
transformation = node.getLocalTransformation()
transformation.setTranslation(zero_translation)
transformed_mesh = mesh.getTransformed(transformation)
# Align the object around its zero position
# and also apply the offset to center it inside the group.
node.setPosition(-transformed_mesh.getZeroPosition() - offset)
# Use the previously found center of the group bounding box as the new location of the group
group_node.setPosition(group_node.getBoundingBox().center)
@pyqtSlot()
def groupSelected(self) -> None:
# Create a group-node
group_node = CuraSceneNode()
group_decorator = GroupDecorator()
group_node.addDecorator(group_decorator)
group_node.addDecorator(ConvexHullDecorator())
group_node.addDecorator(BuildPlateDecorator(self.getMultiBuildPlateModel().activeBuildPlate))
group_node.setParent(self.getController().getScene().getRoot())
group_node.setSelectable(True)
center = Selection.getSelectionCenter()
group_node.setPosition(center)
group_node.setCenterPosition(center)
# Remove nodes that are directly parented to another selected node from the selection so they remain parented
selected_nodes = Selection.getAllSelectedObjects().copy()
for node in selected_nodes:
parent = node.getParent()
if parent is not None and parent in selected_nodes and not parent.callDecoration("isGroup"):
Selection.remove(node)
# Move selected nodes into the group-node
Selection.applyOperation(SetParentOperation, group_node)
# Deselect individual nodes and select the group-node instead
for node in group_node.getChildren():
Selection.remove(node)
Selection.add(group_node)
@pyqtSlot()
def ungroupSelected(self) -> None:
selected_objects = Selection.getAllSelectedObjects().copy()
for node in selected_objects:
if node.callDecoration("isGroup"):
op = GroupedOperation()
group_parent = node.getParent()
children = node.getChildren().copy()
for child in children:
# Ungroup only 1 level deep
if child.getParent() != node:
continue
# Set the parent of the children to the parent of the group-node
op.addOperation(SetParentOperation(child, group_parent))
# Add all individual nodes to the selection
Selection.add(child)
op.push()
# Note: The group removes itself from the scene once all its children have left it,
# see GroupDecorator._onChildrenChanged
def _createSplashScreen(self) -> Optional[CuraSplashScreen.CuraSplashScreen]:
if self._is_headless:
return None
return CuraSplashScreen.CuraSplashScreen()
def _onActiveMachineChanged(self):
pass
fileLoaded = pyqtSignal(str)
fileCompleted = pyqtSignal(str)
def _reloadMeshFinished(self, job) -> None:
"""
Function called whenever a ReadMeshJob finishes in the background. It reloads a specific node object in the
scene from its source file. The function gets all the nodes that exist in the file through the job result, and
then finds the scene node that it wants to refresh by its object id. Each job refreshes only one node.
:param job: The :py:class:`Uranium.UM.ReadMeshJob.ReadMeshJob` running in the background that reads all the
meshes in a file
"""
job_result = job.getResult() # nodes that exist inside the file read by this job
if len(job_result) == 0:
Logger.log("e", "Reloading the mesh failed.")
return
object_found = False
mesh_data = None
# Find the node to be refreshed based on its id
for job_result_node in job_result:
if job_result_node.getId() == job._node.getId():
mesh_data = job_result_node.getMeshData()
object_found = True
break
if not object_found:
Logger.warning("The object with id {} no longer exists! Keeping the old version in the scene.".format(job_result_node.getId()))
return
if not mesh_data:
Logger.log("w", "Could not find a mesh in reloaded node.")
return
job._node.setMeshData(mesh_data)
def _openFile(self, filename):
self.readLocalFile(QUrl.fromLocalFile(filename))
def _addProfileReader(self, profile_reader):
# TODO: Add the profile reader to the list of plug-ins that can be used when importing profiles.
pass
def _addProfileWriter(self, profile_writer):
pass
@pyqtSlot("QSize")
def setMinimumWindowSize(self, size):
main_window = self.getMainWindow()
if main_window:
main_window.setMinimumSize(size)
def getBuildVolume(self):
return self._volume
additionalComponentsChanged = pyqtSignal(str, arguments = ["areaId"])
@pyqtProperty("QVariantMap", notify = additionalComponentsChanged)
def additionalComponents(self):
return self._additional_components
@pyqtSlot(str, "QVariant")
def addAdditionalComponent(self, area_id: str, component):
"""Add a component to a list of components to be reparented to another area in the GUI.
The actual reparenting is done by the area itself.
:param area_id: dentifying name of the area to which the component should be reparented
:param (QQuickComponent) component: The component that should be reparented
"""
if area_id not in self._additional_components:
self._additional_components[area_id] = []
self._additional_components[area_id].append(component)
self.additionalComponentsChanged.emit(area_id)
@pyqtSlot(str)
def log(self, msg):
Logger.log("d", msg)
openProjectFile = pyqtSignal(QUrl, bool, arguments = ["project_file", "add_to_recent_files"]) # Emitted when a project file is about to open.
@pyqtSlot(QUrl, str, bool)
@pyqtSlot(QUrl, str)
@pyqtSlot(QUrl)
def readLocalFile(self, file: QUrl, project_mode: Optional[str] = None, add_to_recent_files: bool = True):
"""Open a local file
:param project_mode: How to handle project files. Either None(default): Follow user preference, "open_as_model"
or "open_as_project". This parameter is only considered if the file is a project file.
:param add_to_recent_files: Whether or not to add the file as an option to the Recent Files list.
"""
Logger.log("i", "Attempting to read file %s", file.toString())
if not file.isValid():
return
scene = self.getController().getScene()
for node in DepthFirstIterator(scene.getRoot()):
if node.callDecoration("isBlockSlicing"):
self.deleteAll()
break
is_project_file = self.checkIsValidProjectFile(file)
if project_mode is None:
project_mode = self.getPreferences().getValue("cura/choice_on_open_project")
if is_project_file and project_mode == "open_as_project":
# open as project immediately without presenting a dialog
workspace_handler = self.getWorkspaceFileHandler()
workspace_handler.readLocalFile(file, add_to_recent_files_hint = add_to_recent_files)
return
if is_project_file and project_mode == "always_ask":
# present a dialog asking to open as project or import models
self.callLater(self.openProjectFile.emit, file, add_to_recent_files)
return
# Either the file is a model file or we want to load only models from project. Continue to load models.
if self.getPreferences().getValue("cura/select_models_on_load"):
Selection.clear()
f = file.toLocalFile()
extension = os.path.splitext(f)[1]
extension = extension.lower()
filename = os.path.basename(f)
if self._currently_loading_files:
# If a non-slicable file is already being loaded, we prevent loading of any further non-slicable files
if extension in self._non_sliceable_extensions:
message = Message(
self._i18n_catalog.i18nc("@info:status",
"Only one G-code file can be loaded at a time. Skipped importing {0}",
filename),
title = self._i18n_catalog.i18nc("@info:title", "Warning"),
message_type = Message.MessageType.WARNING)
message.show()
return
# If file being loaded is non-slicable file, then prevent loading of any other files
extension = os.path.splitext(self._currently_loading_files[0])[1]
extension = extension.lower()
if extension in self._non_sliceable_extensions:
message = Message(
self._i18n_catalog.i18nc("@info:status",
"Can't open any other file if G-code is loading. Skipped importing {0}",
filename),
title = self._i18n_catalog.i18nc("@info:title", "Error"),
message_type = Message.MessageType.ERROR)
message.show()
return
self._currently_loading_files.append(f)
if extension in self._non_sliceable_extensions:
self.deleteAll(only_selectable = False)
job = ReadMeshJob(f, add_to_recent_files = add_to_recent_files)
job.finished.connect(self._readMeshFinished)
job.start()
def _readMeshFinished(self, job):
global_container_stack = self.getGlobalContainerStack()
if not global_container_stack:
Logger.log("w", "Can't load meshes before a printer is added.")
return
if not self._volume:
Logger.log("w", "Can't load meshes before the build volume is initialized")
return
nodes = job.getResult()
if nodes is None:
Logger.error("Read mesh job returned None. Mesh loading must have failed.")
return
file_name = job.getFileName()
file_name_lower = file_name.lower()
file_extension = file_name_lower.split(".")[-1]
self._currently_loading_files.remove(file_name)
self.fileLoaded.emit(file_name)
target_build_plate = self.getMultiBuildPlateModel().activeBuildPlate
root = self.getController().getScene().getRoot()
fixed_nodes = []
for node_ in DepthFirstIterator(root):
if node_.callDecoration("isSliceable") and node_.callDecoration("getBuildPlateNumber") == target_build_plate:
fixed_nodes.append(node_)
default_extruder_position = self.getMachineManager().defaultExtruderPosition
default_extruder_id = self._global_container_stack.extruderList[int(default_extruder_position)].getId()
select_models_on_load = self.getPreferences().getValue("cura/select_models_on_load")
nodes_to_arrange = [] # type: List[CuraSceneNode]
fixed_nodes = []
for node_ in DepthFirstIterator(self.getController().getScene().getRoot()):
# Only count sliceable objects
if node_.callDecoration("isSliceable"):
fixed_nodes.append(node_)
for original_node in nodes:
# Create a CuraSceneNode just if the original node is not that type
if isinstance(original_node, CuraSceneNode):
node = original_node
else:
node = CuraSceneNode()
node.setMeshData(original_node.getMeshData())
node.source_mime_type = original_node.source_mime_type
# Setting meshdata does not apply scaling.
if original_node.getScale() != Vector(1.0, 1.0, 1.0):
node.scale(original_node.getScale())
node.setSelectable(True)
node.setName(os.path.basename(file_name))
self.getBuildVolume().checkBoundsAndUpdate(node)
is_non_sliceable = "." + file_extension in self._non_sliceable_extensions
if is_non_sliceable:
# Need to switch first to the preview stage and then to layer view
self.callLater(lambda: (self.getController().setActiveStage("PreviewStage"),
self.getController().setActiveView("SimulationView")))
block_slicing_decorator = BlockSlicingDecorator()
node.addDecorator(block_slicing_decorator)
else:
sliceable_decorator = SliceableObjectDecorator()
node.addDecorator(sliceable_decorator)
scene = self.getController().getScene()
# If there is no convex hull for the node, start calculating it and continue.
if not node.getDecorator(ConvexHullDecorator):
node.addDecorator(ConvexHullDecorator())
for child in node.getAllChildren():
if not child.getDecorator(ConvexHullDecorator):
child.addDecorator(ConvexHullDecorator())
if file_extension != "3mf":
if node.callDecoration("isSliceable"):
# Ensure that the bottom of the bounding box is on the build plate
if node.getBoundingBox():
center_y = node.getWorldPosition().y - node.getBoundingBox().bottom
else:
center_y = 0
node.translate(Vector(0, center_y, 0))
nodes_to_arrange.append(node)
# This node is deep copied from some other node which already has a BuildPlateDecorator, but the deepcopy
# of BuildPlateDecorator produces one that's associated with build plate -1. So, here we need to check if
# the BuildPlateDecorator exists or not and always set the correct build plate number.
build_plate_decorator = node.getDecorator(BuildPlateDecorator)
if build_plate_decorator is None:
build_plate_decorator = BuildPlateDecorator(target_build_plate)
node.addDecorator(build_plate_decorator)
build_plate_decorator.setBuildPlateNumber(target_build_plate)
operation = AddSceneNodeOperation(node, scene.getRoot())
operation.push()
node.callDecoration("setActiveExtruder", default_extruder_id)
scene.sceneChanged.emit(node)
if select_models_on_load:
Selection.add(node)
try:
arrange(nodes_to_arrange, self.getBuildVolume(), fixed_nodes)
except:
Logger.logException("e", "Failed to arrange the models")
# Ensure that we don't have any weird floaty objects (CURA-7855)
for node in nodes_to_arrange:
node.translate(Vector(0, -node.getBoundingBox().bottom, 0), SceneNode.TransformSpace.World)
self.fileCompleted.emit(file_name)
def addNonSliceableExtension(self, extension):
self._non_sliceable_extensions.append(extension)
@pyqtSlot(str, result=bool)
def checkIsValidProjectFile(self, file_url):
"""Checks if the given file URL is a valid project file. """
file_path = QUrl(file_url).toLocalFile()
workspace_reader = self.getWorkspaceFileHandler().getReaderForFile(file_path)
if workspace_reader is None:
return False # non-project files won't get a reader
try:
result = workspace_reader.preRead(file_path, show_dialog=False)
return result == WorkspaceReader.PreReadResult.accepted
except:
Logger.logException("e", "Could not check file %s", file_url)
return False
def _onContextMenuRequested(self, x: float, y: float) -> None:
# Ensure we select the object if we request a context menu over an object without having a selection.
if Selection.hasSelection():
return
selection_pass = cast(SelectionPass, self.getRenderer().getRenderPass("selection"))
if not selection_pass: # If you right-click before the rendering has been initialised there might not be a selection pass yet.
return
node = self.getController().getScene().findObject(selection_pass.getIdAtPosition(x, y))
if not node:
return
parent = node.getParent()
while parent and parent.callDecoration("isGroup"):
node = parent
parent = node.getParent()
Selection.add(node)
@pyqtSlot()
def showMoreInformationDialogForAnonymousDataCollection(self):
try:
slice_info = self._plugin_registry.getPluginObject("SliceInfoPlugin")
slice_info.showMoreInfoDialog()
except PluginNotFoundError:
Logger.log("w", "Plugin SliceInfo was not found, so not able to show the info dialog.")
def addSidebarCustomMenuItem(self, menu_item: dict) -> None:
self._sidebar_custom_menu_items.append(menu_item)
def getSidebarCustomMenuItems(self) -> list:
return self._sidebar_custom_menu_items
@pyqtSlot(result = bool)
def shouldShowWelcomeDialog(self) -> bool:
# Only show the complete flow if there is no printer yet.
return self._machine_manager.activeMachine is None
@pyqtSlot(result = bool)
def shouldShowWhatsNewDialog(self) -> bool:
has_active_machine = self._machine_manager.activeMachine is not None
has_app_just_upgraded = self.hasJustUpdatedFromOldVersion()
# Only show the what's new dialog if there's no machine and we have just upgraded
show_whatsnew_only = has_active_machine and has_app_just_upgraded
return show_whatsnew_only
@pyqtSlot(result = int)
def appWidth(self) -> int:
main_window = QtApplication.getInstance().getMainWindow()
if main_window:
return main_window.width()
return 0
@pyqtSlot(result = int)
def appHeight(self) -> int:
main_window = QtApplication.getInstance().getMainWindow()
if main_window:
return main_window.height()
return 0
@pyqtSlot()
def deleteAll(self, only_selectable: bool = True) -> None:
super().deleteAll(only_selectable = only_selectable)
# Also remove nodes with LayerData
self._removeNodesWithLayerData(only_selectable = only_selectable)
def _removeNodesWithLayerData(self, only_selectable: bool = True) -> None:
Logger.log("i", "Clearing scene")
nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if not isinstance(node, SceneNode):
continue
if not node.isEnabled():
continue
if (not node.getMeshData() and not node.callDecoration("getLayerData")) and not node.callDecoration("isGroup"):
continue # Node that doesn't have a mesh and is not a group.
if only_selectable and not node.isSelectable():
continue # Only remove nodes that are selectable.
if not node.callDecoration("isSliceable") and not node.callDecoration("getLayerData") and not node.callDecoration("isGroup"):
continue # Grouped nodes don't need resetting as their parent (the group) is reset)
nodes.append(node)
if nodes:
from UM.Operations.GroupedOperation import GroupedOperation
op = GroupedOperation()
for node in nodes:
from UM.Operations.RemoveSceneNodeOperation import RemoveSceneNodeOperation
op.addOperation(RemoveSceneNodeOperation(node))
# Reset the print information
self.getController().getScene().sceneChanged.emit(node)
op.push()
from UM.Scene.Selection import Selection
Selection.clear()
@classmethod
def getInstance(cls, *args, **kwargs) -> "CuraApplication":
return cast(CuraApplication, super().getInstance(**kwargs))
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