Merge remote-tracking branch 'refs/remotes/Ultimaker/master'

CMakeLists.txt

@@ -14,6 +14,7 @@ add_custom_command(TARGET tests POST_BUILD COMMAND "PYTHONPATH=${CMAKE_SOURCE_DI
 
 set(CURA_VERSION "master" CACHE STRING "Version name of Cura")
 set(CURA_BUILDTYPE "" CACHE STRING "Build type of Cura, eg. 'PPA'")
+configure_file(${CMAKE_SOURCE_DIR}/cura.desktop.in ${CMAKE_BINARY_DIR}/cura.desktop @ONLY)
 configure_file(cura/CuraVersion.py.in CuraVersion.py @ONLY)
 
 # Macro needed to list all sub-directory of a directory.
@@ -76,7 +77,7 @@ if(NOT APPLE AND NOT WIN32)
             FILES_MATCHING PATTERN *.py)
     install(FILES ${CMAKE_BINARY_DIR}/CuraVersion.py
             DESTINATION lib/python${PYTHON_VERSION_MAJOR}/dist-packages/cura)
-    install(FILES cura.desktop
+    install(FILES ${CMAKE_BINARY_DIR}/cura.desktop
             DESTINATION ${CMAKE_INSTALL_DATADIR}/applications)
     install(FILES cura.sharedmimeinfo
             DESTINATION ${CMAKE_INSTALL_DATADIR}/mime/packages/

cura.desktop.in

@@ -5,9 +5,9 @@ Name[de]=Cura
 GenericName=3D Printing Software
 GenericName[de]=3D-Druck-Software
 Comment=Cura converts 3D models into paths for a 3D printer. It prepares your print for maximum accuracy, minimum printing time and good reliability with many extra features that make your print come out great.
-Exec=/usr/bin/cura %F
+Exec=@CMAKE_INSTALL_FULL_BINDIR@/cura %F
-TryExec=/usr/bin/cura
+TryExec=@CMAKE_INSTALL_FULL_BINDIR@/cura
-Icon=/usr/share/cura/resources/images/cura-icon.png
+Icon=@CMAKE_INSTALL_FULL_DATADIR@/cura/resources/images/cura-icon.png
 Terminal=false
 Type=Application
 MimeType=application/sla;application/vnd.ms-3mfdocument;application/prs.wavefront-obj;image/bmp;image/gif;image/jpeg;image/png

cura/BuildVolume.py

@@ -208,7 +208,7 @@ class BuildVolume(SceneNode):
             "@info:status",
             "The build volume height has been reduced due to the value of the"
             " \"Print Sequence\" setting to prevent the gantry from colliding"
-            " with printed objects."), lifetime=10).show()
+            " with printed models."), lifetime=10).show()
 
     def getRaftThickness(self):
         return self._raft_thickness
@@ -265,7 +265,7 @@ class BuildVolume(SceneNode):
                 self._height = self._active_container_stack.getProperty("machine_height", "value")
             rebuild_me = True
 
-        if setting_key in self._skirt_settings:
+        if setting_key in self._skirt_settings or setting_key in self._prime_settings:
             self._updateDisallowedAreas()
             rebuild_me = True
 
@@ -377,3 +377,4 @@ class BuildVolume(SceneNode):
 
     _skirt_settings = ["adhesion_type", "skirt_gap", "skirt_line_count", "skirt_brim_line_width", "brim_width", "brim_line_count", "raft_margin", "draft_shield_enabled", "draft_shield_dist", "xy_offset"]
     _raft_settings = ["adhesion_type", "raft_base_thickness", "raft_interface_thickness", "raft_surface_layers", "raft_surface_thickness", "raft_airgap"]
+    _prime_settings = ["extruder_prime_pos_x", "extruder_prime_pos_y", "extruder_prime_pos_z"]

cura/ConvexHullDecorator.py

@@ -30,9 +30,10 @@ class ConvexHullDecorator(SceneNodeDecorator):
 
     def setNode(self, node):
         previous_node = self._node
+        # Disconnect from previous node signals
         if previous_node is not None and node is not previous_node:
-            previous_node.transformationChanged.connect(self._onChanged)
+            previous_node.transformationChanged.disconnect(self._onChanged)
-            previous_node.parentChanged.connect(self._onChanged)
+            previous_node.parentChanged.disconnect(self._onChanged)
 
         super().setNode(node)
 
@@ -286,5 +287,5 @@ class ConvexHullDecorator(SceneNodeDecorator):
 
     _affected_settings = [
         "adhesion_type", "raft_base_thickness", "raft_interface_thickness", "raft_surface_layers",
-        "raft_surface_thickness", "raft_airgap", "print_sequence",
+        "raft_surface_thickness", "raft_airgap", "raft_margin", "print_sequence",
         "skirt_gap", "skirt_line_count", "skirt_brim_line_width", "skirt_distance"]

cura/ConvexHullNode.py

@@ -23,7 +23,7 @@ class ConvexHullNode(SceneNode):
         self._original_parent = parent
 
         # Color of the drawn convex hull
-        self._color = Color(35, 35, 35, 192)
+        self._color = Color(0.4, 0.4, 0.4, 1.0)
 
         # The y-coordinate of the convex hull mesh. Must not be 0, to prevent z-fighting.
         self._mesh_height = 0.1

cura/CuraApplication.py

@@ -28,6 +28,7 @@ from cura.SetParentOperation import SetParentOperation
 
 from UM.Settings.SettingDefinition import SettingDefinition, DefinitionPropertyType
 from UM.Settings.ContainerRegistry import ContainerRegistry
+from UM.Settings.SettingFunction import SettingFunction
 
 from UM.i18n import i18nCatalog
 
@@ -57,21 +58,12 @@ import copy
 import urllib
 numpy.seterr(all="ignore")
 
-#WORKAROUND: GITHUB-88 GITHUB-385 GITHUB-612
-if Platform.isLinux(): # Needed for platform.linux_distribution, which is not available on Windows and OSX
-    # For Ubuntu: https://bugs.launchpad.net/ubuntu/+source/python-qt4/+bug/941826
-    if platform.linux_distribution()[0] in ("Ubuntu", ): # TODO: Needs a "if X11_GFX == 'nvidia'" here. The workaround is only needed on Ubuntu+NVidia drivers. Other drivers are not affected, but fine with this fix.
-        import ctypes
-        from ctypes.util import find_library
-        ctypes.CDLL(find_library('GL'), ctypes.RTLD_GLOBAL)
-
 try:
     from cura.CuraVersion import CuraVersion, CuraBuildType
 except ImportError:
     CuraVersion = "master"  # [CodeStyle: Reflecting imported value]
     CuraBuildType = ""
 
-
 class CuraApplication(QtApplication):
     class ResourceTypes:
         QmlFiles = Resources.UserType + 1
@@ -98,7 +90,10 @@ class CuraApplication(QtApplication):
         SettingDefinition.addSupportedProperty("settable_per_meshgroup", DefinitionPropertyType.Any, default = True)
         SettingDefinition.addSupportedProperty("settable_globally", DefinitionPropertyType.Any, default = True)
         SettingDefinition.addSupportedProperty("global_inherits_stack", DefinitionPropertyType.Function, default = "-1")
-        SettingDefinition.addSettingType("extruder", int, str, Validator)
+        SettingDefinition.addSettingType("extruder", None, str, Validator)
+
+        SettingFunction.registerOperator("extruderValues", cura.Settings.ExtruderManager.getExtruderValues)
+        SettingFunction.registerOperator("extruderValue", cura.Settings.ExtruderManager.getExtruderValue)
 
         ## Add the 4 types of profiles to storage.
         Resources.addStorageType(self.ResourceTypes.QualityInstanceContainer, "quality")
@@ -128,6 +123,8 @@ class CuraApplication(QtApplication):
         self._machine_action_manager = MachineActionManager.MachineActionManager()
         self._machine_manager = None    # This is initialized on demand.
 
+        self._additional_components = {} # Components to add to certain areas in the interface
+
         super().__init__(name = "cura", version = CuraVersion, buildtype = CuraBuildType)
 
         self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "cura-icon.png")))
@@ -201,7 +198,7 @@ class CuraApplication(QtApplication):
             "dialog_profile_path",
             "dialog_material_path"]:
 
-            Preferences.getInstance().addPreference("local_file/%s" % key, "~/")
+            Preferences.getInstance().addPreference("local_file/%s" % key, os.path.expanduser("~/"))
 
         Preferences.getInstance().setDefault("local_file/last_used_type", "text/x-gcode")
 
@@ -233,13 +230,20 @@ class CuraApplication(QtApplication):
             support
                 support_enable
                 support_type
-                support_roof_density
+                support_interface_density
             platform_adhesion
                 adhesion_type
                 brim_width
                 raft_airgap
                 layer_0_z_overlap
                 raft_surface_layers
+            dual
+                adhesion_extruder_nr
+                support_extruder_nr
+                prime_tower_enable
+                prime_tower_size
+                prime_tower_position_x
+                prime_tower_position_y
             meshfix
             blackmagic
                 print_sequence
@@ -553,12 +557,18 @@ class CuraApplication(QtApplication):
     def deleteSelection(self):
         if not self.getController().getToolsEnabled():
             return
-
+        removed_group_nodes = []
         op = GroupedOperation()
         nodes = Selection.getAllSelectedObjects()
         for node in nodes:
             op.addOperation(RemoveSceneNodeOperation(node))
-
+            group_node = node.getParent()
+            if group_node and group_node.callDecoration("isGroup") and group_node not in removed_group_nodes:
+                remaining_nodes_in_group = list(set(group_node.getChildren()) - set(nodes))
+                if len(remaining_nodes_in_group) == 1:
+                    removed_group_nodes.append(group_node)
+                    op.addOperation(SetParentOperation(remaining_nodes_in_group[0], group_node.getParent()))
+                    op.addOperation(RemoveSceneNodeOperation(group_node))
         op.push()
 
         pass
@@ -584,8 +594,7 @@ class CuraApplication(QtApplication):
             op.push()
             if group_node:
                 if len(group_node.getChildren()) == 1 and group_node.callDecoration("isGroup"):
-                    group_node.getChildren()[0].translate(group_node.getPosition())
+                    op.addOperation(SetParentOperation(group_node.getChildren()[0], group_node.getParent()))
-                    group_node.getChildren()[0].setParent(group_node.getParent())
                     op = RemoveSceneNodeOperation(group_node)
                     op.push()
 
@@ -627,6 +636,22 @@ class CuraApplication(QtApplication):
             op = SetTransformOperation(node, Vector())
             op.push()
 
+    ##  Select all nodes containing mesh data in the scene.
+    @pyqtSlot()
+    def selectAll(self):
+        if not self.getController().getToolsEnabled():
+            return
+
+        Selection.clear()
+        for node in DepthFirstIterator(self.getController().getScene().getRoot()):
+            if type(node) is not SceneNode:
+                continue
+            if not node.getMeshData() and not node.callDecoration("isGroup"):
+                continue  # Node that doesnt 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 resetted)
+            Selection.add(node)
+
     ##  Delete all nodes containing mesh data in the scene.
     @pyqtSlot()
     def deleteAll(self):
@@ -650,6 +675,7 @@ class CuraApplication(QtApplication):
                 op.addOperation(RemoveSceneNodeOperation(node))
 
             op.push()
+            Selection.clear()
 
     ## Reset all translation on nodes with mesh data. 
     @pyqtSlot()
@@ -877,3 +903,21 @@ class CuraApplication(QtApplication):
 
     def getBuildVolume(self):
         return self._volume
+
+    additionalComponentsChanged = pyqtSignal(str, arguments = ["areaId"])
+
+    @pyqtProperty("QVariantMap", notify = additionalComponentsChanged)
+    def additionalComponents(self):
+        return self._additional_components
+
+    ##  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 \type{str} Identifying name of the area to which the component should be reparented
+    #   \param component \type{QQuickComponent} The component that should be reparented
+    @pyqtSlot(str, "QVariant")
+    def addAdditionalComponent(self, area_id, component):
+        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)

cura/MachineAction.py

@@ -44,6 +44,7 @@ class MachineAction(QObject, PluginObject):
     #   /sa _reset
     @pyqtSlot()
     def reset(self):
+        self._component = None
         self._finished = False
         self._reset()
 

cura/MachineActionManager.py

@@ -57,9 +57,10 @@ class MachineActionManager(QObject):
     def addRequiredAction(self, definition_id, action_key):
         if action_key in self._machine_actions:
             if definition_id in self._required_actions:
-                self._required_actions[definition_id] |= {self._machine_actions[action_key]}
+                if self._machine_actions[action_key] not in self._required_actions[definition_id]:
+                    self._required_actions[definition_id].append(self._machine_actions[action_key])
             else:
-                self._required_actions[definition_id] = {self._machine_actions[action_key]}
+                self._required_actions[definition_id] = [self._machine_actions[action_key]]
         else:
             raise UnknownMachineActionError("Action %s, which is required for %s is not known." % (action_key, definition_id))
 
@@ -67,9 +68,10 @@ class MachineActionManager(QObject):
     def addSupportedAction(self, definition_id, action_key):
         if action_key in self._machine_actions:
             if definition_id in self._supported_actions:
-                self._supported_actions[definition_id] |= {self._machine_actions[action_key]}
+                if self._machine_actions[action_key] not in self._supported_actions[definition_id]:
+                    self._supported_actions[definition_id].append(self._machine_actions[action_key])
             else:
-                self._supported_actions[definition_id] = {self._machine_actions[action_key]}
+                self._supported_actions[definition_id] = [self._machine_actions[action_key]]
         else:
             Logger.log("w", "Unable to add %s to %s, as the action is not recognised", action_key, definition_id)
 

cura/PlatformPhysics.py

@@ -71,7 +71,6 @@ class PlatformPhysics:
             # If there is no convex hull for the node, start calculating it and continue.
             if not node.getDecorator(ConvexHullDecorator):
                 node.addDecorator(ConvexHullDecorator())
-            node.callDecoration("recomputeConvexHull")
 
             if Preferences.getInstance().getValue("physics/automatic_push_free"):
                 # Check for collisions between convex hulls
@@ -95,11 +94,11 @@ class PlatformPhysics:
                     # Get the overlap distance for both convex hulls. If this returns None, there is no intersection.
                     head_hull = node.callDecoration("getConvexHullHead")
                     if head_hull:
-                        overlap = head_hull.intersectsPolygon(other_node.callDecoration("getConvexHull"))
+                        overlap = head_hull.intersectsPolygon(other_node.callDecoration("getConvexHullHead"))
                         if not overlap:
                             other_head_hull = other_node.callDecoration("getConvexHullHead")
                             if other_head_hull:
-                                overlap = node.callDecoration("getConvexHull").intersectsPolygon(other_head_hull)
+                                overlap = node.callDecoration("getConvexHullHead").intersectsPolygon(other_head_hull)
                     else:
                         own_convex_hull = node.callDecoration("getConvexHull")
                         other_convex_hull = other_node.callDecoration("getConvexHull")

cura/PrinterOutputDevice.py

@@ -31,10 +31,13 @@ class PrinterOutputDevice(QObject, OutputDevice):
         self._head_y = 0
         self._head_z = 0
         self._connection_state = ConnectionState.closed
+        self._connection_text = ""
         self._time_elapsed = 0
         self._time_total = 0
         self._job_state = ""
         self._job_name = ""
+        self._error_text = ""
+        self._accepts_commands = True
 
     def requestWrite(self, node, file_name = None, filter_by_machine = False):
         raise NotImplementedError("requestWrite needs to be implemented")
@@ -69,6 +72,8 @@ class PrinterOutputDevice(QObject, OutputDevice):
     # it also sends it's own device_id (for convenience sake)
     connectionStateChanged = pyqtSignal(str)
 
+    connectionTextChanged = pyqtSignal()
+
     timeElapsedChanged = pyqtSignal()
 
     timeTotalChanged = pyqtSignal()
@@ -77,6 +82,10 @@ class PrinterOutputDevice(QObject, OutputDevice):
 
     jobNameChanged = pyqtSignal()
 
+    errorTextChanged = pyqtSignal()
+
+    acceptsCommandsChanged = pyqtSignal()
+
     @pyqtProperty(str, notify = jobStateChanged)
     def jobState(self):
         return self._job_state
@@ -102,6 +111,26 @@ class PrinterOutputDevice(QObject, OutputDevice):
             self._job_name = name
             self.jobNameChanged.emit()
 
+    @pyqtProperty(str, notify = errorTextChanged)
+    def errorText(self):
+        return self._error_text
+
+    ##  Set the error-text that is shown in the print monitor in case of an error
+    def setErrorText(self, error_text):
+        if self._error_text != error_text:
+            self._error_text = error_text
+            self.errorTextChanged.emit()
+
+    @pyqtProperty(bool, notify = acceptsCommandsChanged)
+    def acceptsCommands(self):
+        return self._accepts_commands
+
+    ##  Set a flag to signal the UI that the printer is not (yet) ready to receive commands
+    def setAcceptsCommands(self, accepts_commands):
+        if self._accepts_commands != accepts_commands:
+            self._accepts_commands = accepts_commands
+            self.acceptsCommandsChanged.emit()
+
     ##  Get the bed temperature of the bed (if any)
     #   This function is "final" (do not re-implement)
     #   /sa _getBedTemperature implementation function
@@ -266,6 +295,16 @@ class PrinterOutputDevice(QObject, OutputDevice):
         self._connection_state = connection_state
         self.connectionStateChanged.emit(self._id)
 
+    @pyqtProperty(str, notify = connectionTextChanged)
+    def connectionText(self):
+        return self._connection_text
+
+    ##  Set a text that is shown on top of the print monitor tab
+    def setConnectionText(self, connection_text):
+        if self._connection_text != connection_text:
+            self._connection_text = connection_text
+            self.connectionTextChanged.emit()
+
     ##  Ensure that close gets called when object is destroyed
     def __del__(self):
         self.close()

cura/Settings/ContainerManager.py

@@ -244,6 +244,7 @@ class ContainerManager(QObject):
             if not type_name or entry["type"] == type_name:
                 filters.append(filter_string)
 
+        filters.append("All Files (*)")
         return filters
 
     ##  Export a container to a file
@@ -280,6 +281,9 @@ class ContainerManager(QObject):
             return { "status": "error", "message": "Container not found"}
         container = containers[0]
 
+        if UM.Platform.isOSX() and "." in file_url:
+            file_url = file_url[:file_url.rfind(".")]
+
         for suffix in mime_type.suffixes:
             if file_url.endswith(suffix):
                 break
@@ -301,7 +305,7 @@ class ContainerManager(QObject):
         with UM.SaveFile(file_url, "w") as f:
             f.write(contents)
 
-        return { "status": "success", "message": "Succesfully exported container"}
+        return { "status": "success", "message": "Succesfully exported container", "path": file_url}
 
     ##  Imports a profile from a file
     #
@@ -371,11 +375,20 @@ class ContainerManager(QObject):
                 "container": container_type
             }
 
-            suffix_list = "*." + mime_type.preferredSuffix
+            suffix = mime_type.preferredSuffix
+            if UM.Platform.isOSX() and "." in suffix:
+                # OSX's File dialog is stupid and does not allow selecting files with a . in its name
+                suffix = suffix[suffix.index(".") + 1:]
+
+            suffix_list = "*." + suffix
             for suffix in mime_type.suffixes:
                 if suffix == mime_type.preferredSuffix:
                     continue
 
+                if UM.Platform.isOSX() and "." in suffix:
+                    # OSX's File dialog is stupid and does not allow selecting files with a . in its name
+                    suffix = suffix[suffix.index("."):]
+
                 suffix_list += ", *." + suffix
 
             name_filter = "{0} ({1})".format(mime_type.comment, suffix_list)

cura/Settings/ContainerSettingsModel.py

@@ -41,7 +41,6 @@ class ContainerSettingsModel(ListModel):
             keys = keys + list(container.getAllKeys())
 
         keys = list(set(keys)) # remove duplicate keys
-        keys.sort()
 
         for key in keys:
             definition = None
@@ -72,6 +71,7 @@ class ContainerSettingsModel(ListModel):
                 "unit": definition.unit,
                 "category": category.label
             })
+        self.sort(lambda k: (k["category"], k["key"]))
 
     ##  Set the ids of the containers which have the settings this model should list.
     #   Also makes sure the model updates when the containers have property changes

cura/Settings/ExtruderManager.py

@@ -6,6 +6,7 @@ from PyQt5.QtCore import pyqtSignal, pyqtProperty, pyqtSlot, QObject, QVariant #
 import UM.Application #To get the global container stack to find the current machine.
 import UM.Logger
 import UM.Settings.ContainerRegistry #Finding containers by ID.
+import UM.Settings.SettingFunction
 
 
 ##  Manages all existing extruder stacks.
@@ -92,6 +93,15 @@ class ExtruderManager(QObject):
                     return self._extruder_trains[global_container_stack.getId()][str(self._active_extruder_index)]
         return None
 
+    ##  Get an extruder stack by index
+    def getExtruderStack(self, index):
+        global_container_stack = UM.Application.getInstance().getGlobalContainerStack()
+        if global_container_stack:
+            if global_container_stack.getId() in self._extruder_trains:
+                if str(index) in self._extruder_trains[global_container_stack.getId()]:
+                    return self._extruder_trains[global_container_stack.getId()][str(index)]
+        return None
+
     ##  Adds all extruders of a specific machine definition to the extruder
     #   manager.
     #
@@ -273,3 +283,54 @@ class ExtruderManager(QObject):
         global_stack = UM.Application.getInstance().getGlobalContainerStack()
         if global_stack and global_stack.getBottom():
             self.addMachineExtruders(global_stack.getBottom(), global_stack.getId())
+
+    ##  Get all extruder values for a certain setting.
+    #
+    #   This is exposed to SettingFunction so it can be used in value functions.
+    #
+    #   \param key The key of the setting to retieve values for.
+    #
+    #   \return A list of values for all extruders. If an extruder does not have a value, it will not be in the list.
+    #           If no extruder has the value, the list will contain the global value.
+    @staticmethod
+    def getExtruderValues(key):
+        global_stack = UM.Application.getInstance().getGlobalContainerStack()
+
+        result = []
+        for extruder in ExtruderManager.getInstance().getMachineExtruders(global_stack.getId()):
+            value = extruder.getRawProperty(key, "value")
+
+            if not value:
+                continue
+
+            if isinstance(value, UM.Settings.SettingFunction):
+                value = value(extruder)
+
+            result.append(value)
+
+        if not result:
+            result.append(global_stack.getProperty(key, "value"))
+
+        return result
+
+    ##  Get the value for a setting from a specific extruder.
+    #
+    #   This is exposed to SettingFunction to use in value functions.
+    #
+    #   \param extruder_index The index of the extruder to get the value from.
+    #   \param key The key of the setting to get the value of.
+    #
+    #   \return The value of the setting for the specified extruder or for the
+    #   global stack if not found.
+    @staticmethod
+    def getExtruderValue(extruder_index, key):
+        extruder = ExtruderManager.getInstance().getExtruderStack(extruder_index)
+
+        if extruder:
+            value = extruder.getRawProperty(key, "value")
+            if isinstance(value, UM.Settings.SettingFunction):
+                value = value(extruder)
+        else: #Just a value from global.
+            value = UM.Application.getInstance().getGlobalContainerStack().getProperty(key, "value")
+
+        return value

cura/Settings/ExtrudersModel.py

@@ -20,7 +20,7 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
     NameRole = Qt.UserRole + 2
 
     ##  Colour of the material loaded in the extruder.
-    ColourRole = Qt.UserRole + 3
+    ColorRole = Qt.UserRole + 3
 
     ##  Index of the extruder, which is also the value of the setting itself.
     #
@@ -31,7 +31,7 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
 
     ##  List of colours to display if there is no material or the material has no known
     #   colour.
-    defaultColours = ["#ffc924", "#86ec21", "#22eeee", "#245bff", "#9124ff", "#ff24c8"]
+    defaultColors = ["#ffc924", "#86ec21", "#22eeee", "#245bff", "#9124ff", "#ff24c8"]
 
     ##  Initialises the extruders model, defining the roles and listening for
     #   changes in the data.
@@ -42,7 +42,7 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
 
         self.addRoleName(self.IdRole, "id")
         self.addRoleName(self.NameRole, "name")
-        self.addRoleName(self.ColourRole, "colour")
+        self.addRoleName(self.ColorRole, "color")
         self.addRoleName(self.IndexRole, "index")
 
         self._add_global = False
@@ -104,11 +104,11 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
         if global_container_stack:
             if self._add_global:
                 material = global_container_stack.findContainer({ "type": "material" })
-                colour = material.getMetaDataEntry("color_code", default = self.defaultColours[0]) if material else self.defaultColours[0]
+                color = material.getMetaDataEntry("color_code", default = self.defaultColors[0]) if material else self.defaultColors[0]
                 item = {
                     "id": global_container_stack.getId(),
                     "name": "Global",
-                    "colour": colour,
+                    "color": color,
                     "index": -1
                 }
                 self.appendItem(item)
@@ -125,12 +125,12 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
                     position = int(position)
                 except ValueError: #Not a proper int.
                     position = -1
-                default_colour = self.defaultColours[position] if position >= 0 and position < len(self.defaultColours) else self.defaultColours[0]
+                default_color = self.defaultColors[position] if position >= 0 and position < len(self.defaultColors) else self.defaultColors[0]
-                colour = material.getMetaDataEntry("color_code", default = default_colour) if material else default_colour
+                color = material.getMetaDataEntry("color_code", default = default_color) if material else default_color
                 item = { #Construct an item with only the relevant information.
                     "id": extruder.getId(),
                     "name": extruder_name,
-                    "colour": colour,
+                    "color": color,
                     "index": position
                 }
                 self.appendItem(item)

cura/Settings/MachineManager.py

@@ -26,7 +26,7 @@ class MachineManager(QObject):
         self._global_container_stack = None
 
         Application.getInstance().globalContainerStackChanged.connect(self._onGlobalContainerChanged)
-        self._global_stack_valid = None
+        self._active_stack_valid = None
         self._onGlobalContainerChanged()
 
         ExtruderManager.getInstance().activeExtruderChanged.connect(self._onActiveExtruderStackChanged)
@@ -74,7 +74,7 @@ class MachineManager(QObject):
     activeStackChanged = pyqtSignal()
 
     globalValueChanged = pyqtSignal()  # Emitted whenever a value inside global container is changed.
-    globalValidationChanged = pyqtSignal()  # Emitted whenever a validation inside global container is changed
+    activeValidationChanged = pyqtSignal()  # Emitted whenever a validation inside active container is changed
 
     blurSettings = pyqtSignal() # Emitted to force fields in the advanced sidebar to un-focus, so they update properly
 
@@ -165,7 +165,7 @@ class MachineManager(QObject):
                 # Save the material that needs to be changed. Multiple changes will be handled by the callback.
                 self._auto_materials_changed[str(index)] = containers[0].getId()
                 Application.getInstance().messageBox(catalog.i18nc("@window:title", "Changes on the Printer"), catalog.i18nc("@label", "Do you want to change the materials and hotends to match the material in your printer?"),
-                                                 catalog.i18nc("@label", "The materials and / or hotends on your printer were changed. For best results always slice for the materials . hotends that are inserted in your printer."),
+                                                 catalog.i18nc("@label", "The materials and / or hotends on your printer were changed. For best results always slice for the materials and hotends that are inserted in your printer."),
                                                  buttons = QMessageBox.Yes + QMessageBox.No, icon = QMessageBox.Question, callback = self._materialHotendChangedCallback)
 
         else:
@@ -269,25 +269,29 @@ class MachineManager(QObject):
         if property_name == "global_inherits_stack":
             if self._active_container_stack and self._active_container_stack != self._global_container_stack:
                 # Update the global user value when the "global_inherits_stack" function points to a different stack
-                stack_index = int(self._active_container_stack.getProperty(key, property_name))
+                extruder_stacks = list(ExtruderManager.getInstance().getMachineExtruders(self._global_container_stack.getId()))
-                extruder_stacks = [stack for stack in ExtruderManager.getInstance().getMachineExtruders(self._global_container_stack.getId())]
+                target_stack_position = int(self._active_container_stack.getProperty(key, "global_inherits_stack"))
+                if target_stack_position == -1:  # Prevent -1 from selecting wrong stack.
+                    target_stack = self._active_container_stack
+                else:
+                    target_stack = extruder_stacks[target_stack_position]
 
-                if len(extruder_stacks) > stack_index:
+                new_value = target_stack.getProperty(key, "value")
-                    new_value = extruder_stacks[stack_index].getProperty(key, "value")
                 if self._global_container_stack.getProperty(key, "value") != new_value:
                     self._global_container_stack.getTop().setProperty(key, "value", new_value)
 
         if property_name == "validationState":
-            if self._global_stack_valid:
+            if self._active_stack_valid:
                 changed_validation_state = self._active_container_stack.getProperty(key, property_name)
                 if changed_validation_state in (UM.Settings.ValidatorState.Exception, UM.Settings.ValidatorState.MaximumError, UM.Settings.ValidatorState.MinimumError):
-                    self._global_stack_valid = False
+                    self._active_stack_valid = False
-                    self.globalValidationChanged.emit()
+                    self.activeValidationChanged.emit()
             else:
                 has_errors = self._checkStackForErrors(self._active_container_stack)
                 if not has_errors:
-                    self._global_stack_valid = True
+                    self._active_stack_valid = True
-                    self.globalValidationChanged.emit()
+                    self.activeValidationChanged.emit()
+
     def _onGlobalContainerChanged(self):
         if self._global_container_stack:
             self._global_container_stack.nameChanged.disconnect(self._onMachineNameChanged)
@@ -310,8 +314,6 @@ class MachineManager(QObject):
             self._global_container_stack.nameChanged.connect(self._onMachineNameChanged)
             self._global_container_stack.containersChanged.connect(self._onInstanceContainersChanged)
             self._global_container_stack.propertyChanged.connect(self._onGlobalPropertyChanged)
-            self._global_stack_valid = not self._checkStackForErrors(self._global_container_stack)
-            self.globalValidationChanged.emit()
             material = self._global_container_stack.findContainer({"type": "material"})
             material.nameChanged.connect(self._onMaterialNameChanged)
 
@@ -329,6 +331,8 @@ class MachineManager(QObject):
             self._active_container_stack.propertyChanged.connect(self._onGlobalPropertyChanged)
         else:
             self._active_container_stack = self._global_container_stack
+        self._active_stack_valid = not self._checkStackForErrors(self._active_container_stack)
+        self.activeValidationChanged.emit()
 
     def _onInstanceContainersChanged(self, container):
         container_type = container.getMetaDataEntry("type")
@@ -433,11 +437,11 @@ class MachineManager(QObject):
         return len(user_settings) != 0
 
     ##  Check if the global profile does not contain error states
-    #   Note that the _global_stack_valid is cached due to performance issues
+    #   Note that the _active_stack_valid is cached due to performance issues
     #   Calling _checkStackForErrors on every change is simply too expensive
-    @pyqtProperty(bool, notify = globalValidationChanged)
+    @pyqtProperty(bool, notify = activeValidationChanged)
-    def isGlobalStackValid(self):
+    def isActiveStackValid(self):
-        return bool(self._global_stack_valid)
+        return bool(self._active_stack_valid)
 
     @pyqtProperty(str, notify = activeStackChanged)
     def activeUserProfileId(self):
@@ -740,10 +744,7 @@ class MachineManager(QObject):
         # If the machine that is being removed is the currently active machine, set another machine as the active machine.
         activate_new_machine = (self._global_container_stack and self._global_container_stack.getId() == machine_id)
 
-        stacks = UM.Settings.ContainerRegistry.getInstance().findContainerStacks(id = machine_id)
+        ExtruderManager.getInstance().removeMachineExtruders(machine_id)
-        if not stacks:
-            return
-        ExtruderManager.getInstance().removeMachineExtruders(stacks[0].getBottom().getId())
 
         containers = UM.Settings.ContainerRegistry.getInstance().findInstanceContainers(type = "user", machine = machine_id)
         for container in containers:

cura/Settings/SettingOverrideDecorator.py

@@ -10,6 +10,8 @@ from UM.Settings.InstanceContainer import InstanceContainer
 from UM.Settings.ContainerRegistry import ContainerRegistry
 import UM.Logger
 
+import cura.Settings
+
 from UM.Application import Application
 
 ##  A decorator that adds a container stack to a Node. This stack should be queried for all settings regarding
@@ -26,7 +28,11 @@ class SettingOverrideDecorator(SceneNodeDecorator):
         self._stack.setDirty(False)  # This stack does not need to be saved.
         self._instance = InstanceContainer(container_id = "SettingOverrideInstanceContainer")
         self._stack.addContainer(self._instance)
-        self._extruder_stack = None #Stack upon which our stack is based.
+
+        if cura.Settings.ExtruderManager.getInstance().extruderCount > 1:
+            self._extruder_stack = cura.Settings.ExtruderManager.getInstance().activeExtruderStackId
+        else:
+            self._extruder_stack = None
 
         self._stack.propertyChanged.connect(self._onSettingChanged)
 
@@ -41,6 +47,10 @@ class SettingOverrideDecorator(SceneNodeDecorator):
         deep_copy = SettingOverrideDecorator()
         ## Copy the instance
         deep_copy._instance = copy.deepcopy(self._instance, memo)
+
+        # Properly set the right extruder on the copy
+        deep_copy.setActiveExtruder(self._extruder_stack)
+
         ## Set the copied instance as the first (and only) instance container of the stack.
         deep_copy._stack.replaceContainer(0, deep_copy._instance)
         return deep_copy
@@ -61,7 +71,11 @@ class SettingOverrideDecorator(SceneNodeDecorator):
         if self._extruder_stack:
             extruder_stack = ContainerRegistry.getInstance().findContainerStacks(id = self._extruder_stack)
             if extruder_stack:
+                if self._stack.getNextStack():
                     old_extruder_stack_id = self._stack.getNextStack().getId()
+                else:
+                    old_extruder_stack_id = ""
+
                 self._stack.setNextStack(extruder_stack[0])
                 if self._stack.getNextStack().getId() != old_extruder_stack_id: #Only reslice if the extruder changed.
                     Application.getInstance().getBackend().forceSlice()
@@ -75,6 +89,7 @@ class SettingOverrideDecorator(SceneNodeDecorator):
     #   \param extruder_stack_id The new extruder stack to print with.
     def setActiveExtruder(self, extruder_stack_id):
         self._extruder_stack = extruder_stack_id
+        self._updateNextStack()
         self.activeExtruderChanged.emit()
 
     def getStack(self):

cura_app.py

@@ -5,6 +5,18 @@
 
 import os
 import sys
+import platform
+
+from UM.Platform import Platform
+
+#WORKAROUND: GITHUB-88 GITHUB-385 GITHUB-612
+if Platform.isLinux(): # Needed for platform.linux_distribution, which is not available on Windows and OSX
+    # For Ubuntu: https://bugs.launchpad.net/ubuntu/+source/python-qt4/+bug/941826
+    if platform.linux_distribution()[0] in ("debian", "Ubuntu", "LinuxMint"): # TODO: Needs a "if X11_GFX == 'nvidia'" here. The workaround is only needed on Ubuntu+NVidia drivers. Other drivers are not affected, but fine with this fix.
+        import ctypes
+        from ctypes.util import find_library
+        libGL = find_library("GL")
+        ctypes.CDLL(libGL, ctypes.RTLD_GLOBAL)
 
 #WORKAROUND: GITHUB-704 GITHUB-708
 # It looks like setuptools creates a .pth file in

plugins/3MFReader/ThreeMFReader.py

@@ -9,18 +9,20 @@ from UM.Math.Vector import Vector
 from UM.Scene.SceneNode import SceneNode
 from UM.Scene.GroupDecorator import GroupDecorator
 from UM.Math.Quaternion import Quaternion
-
 from UM.Job import Job
 
 import math
 import zipfile
 
+try:
+    import xml.etree.cElementTree as ET
+except ImportError:
     import xml.etree.ElementTree as ET
 
 ##    Base implementation for reading 3MF files. Has no support for textures. Only loads meshes!
 class ThreeMFReader(MeshReader):
     def __init__(self):
-        super(ThreeMFReader, self).__init__()
+        super().__init__()
         self._supported_extensions = [".3mf"]
 
         self._namespaces = {
@@ -116,4 +118,10 @@ class ThreeMFReader(MeshReader):
         except Exception as e:
             Logger.log("e", "exception occured in 3mf reader: %s", e)
 
+        try: # Selftest - There might be more functions that should fail
+            boundingBox = result.getBoundingBox()
+            boundingBox.isValid()
+        except:
+            return None
+
         return result

plugins/ChangeLogPlugin/ChangeLog.py

@@ -68,6 +68,7 @@ class ChangeLog(Extension, QObject,):
                     line = line.replace("[","")
                     line = line.replace("]","")
                     open_version = Version(line)
+                    open_header = ""
                     self._change_logs[open_version] = collections.OrderedDict()
                 elif line.startswith("*"):
                     open_header = line.replace("*","")

plugins/CuraEngineBackend/Cura.proto

@@ -13,6 +13,7 @@ message Slice
     repeated ObjectList object_lists = 1; // The meshgroups to be printed one after another
     SettingList global_settings = 2; // The global settings used for the whole print job
     repeated Extruder extruders = 3; // The settings sent to each extruder object
+    repeated SettingExtruder global_inherits_stack = 4; //From which stack the setting would inherit if not defined in a stack.
 }
 
 message Extruder
@@ -108,8 +109,14 @@ message Setting {
     bytes value = 2; // The value of the setting
 }
 
+message SettingExtruder {
+    string name = 1; //The setting key.
+
+    int32 extruder = 2; //From which extruder stack the setting should inherit.
+}
+
 message GCodePrefix {
-    bytes data = 2; // Header string to be prenpended before the rest of the gcode sent from the engine
+    bytes data = 2; //Header string to be prepended before the rest of the g-code sent from the engine.
 }
 
 message SlicingFinished {

plugins/CuraEngineBackend/CuraEngineBackend.py

@@ -16,6 +16,7 @@ from UM.Platform import Platform
 import cura.Settings
 
 from cura.OneAtATimeIterator import OneAtATimeIterator
+from cura.Settings.ExtruderManager import ExtruderManager
 from . import ProcessSlicedLayersJob
 from . import ProcessGCodeJob
 from . import StartSliceJob
@@ -31,7 +32,6 @@ import Arcus
 from UM.i18n import i18nCatalog
 catalog = i18nCatalog("cura")
 
-
 class CuraEngineBackend(Backend):
     ##  Starts the back-end plug-in.
     #
@@ -39,13 +39,30 @@ class CuraEngineBackend(Backend):
     #   with the back-end in general.
     def __init__(self):
         super().__init__()
-
+        # Find out where the engine is located, and how it is called.
-        # Find out where the engine is located, and how it is called. This depends on how Cura is packaged and which OS we are running on.
+        # This depends on how Cura is packaged and which OS we are running on.
-        default_engine_location = os.path.join(Application.getInstallPrefix(), "bin", "CuraEngine")
+        executable_name = "CuraEngine"
-        if hasattr(sys, "frozen"):
-            default_engine_location = os.path.join(os.path.dirname(os.path.abspath(sys.executable)), "CuraEngine")
         if Platform.isWindows():
-            default_engine_location += ".exe"
+            executable_name += ".exe"
+        default_engine_location = executable_name
+        if os.path.exists(os.path.join(Application.getInstallPrefix(), "bin", executable_name)):
+            default_engine_location = os.path.join(Application.getInstallPrefix(), "bin", executable_name)
+        if hasattr(sys, "frozen"):
+            default_engine_location = os.path.join(os.path.dirname(os.path.abspath(sys.executable)), executable_name)
+        if Platform.isLinux() and not default_engine_location:
+            if not os.getenv("PATH"):
+                raise OSError("There is something wrong with your Linux installation.")
+            for pathdir in os.getenv("PATH").split(os.pathsep):
+                execpath = os.path.join(pathdir, executable_name)
+                if os.path.exists(execpath):
+                    default_engine_location = execpath
+                    break
+
+        if not default_engine_location:
+            raise EnvironmentError("Could not find CuraEngine")
+
+        Logger.log("i", "Found CuraEngine at: %s" %(default_engine_location))
+
         default_engine_location = os.path.abspath(default_engine_location)
         Preferences.getInstance().addPreference("backend/location", default_engine_location)
 
@@ -92,7 +109,7 @@ class CuraEngineBackend(Backend):
         self._always_restart = True  # Always restart the engine when starting a new slice. Don't keep the process running. TODO: Fix engine statelessness.
         self._process_layers_job = None  # The currently active job to process layers, or None if it is not processing layers.
 
-        self._backend_log_max_lines = 200 # Maximal count of lines to buffer
+        self._backend_log_max_lines = 20000  # Maximum number of lines to buffer
         self._error_message = None  # Pop-up message that shows errors.
 
         self.backendQuit.connect(self._onBackendQuit)
@@ -117,9 +134,10 @@ class CuraEngineBackend(Backend):
     #   \return list of commands and args / parameters.
     def getEngineCommand(self):
         json_path = Resources.getPath(Resources.DefinitionContainers, "fdmprinter.def.json")
-        return [Preferences.getInstance().getValue("backend/location"), "connect", "127.0.0.1:{0}".format(self._port), "-j", json_path, "-vv"]
+        return [Preferences.getInstance().getValue("backend/location"), "connect", "127.0.0.1:{0}".format(self._port), "-j", json_path, ""]
 
-    ##  Emitted when we get a message containing print duration and material amount. This also implies the slicing has finished.
+    ##  Emitted when we get a message containing print duration and material amount.
+    #   This also implies the slicing has finished.
     #   \param time The amount of time the print will take.
     #   \param material_amount The amount of material the print will use.
     printDurationMessage = Signal()
@@ -177,6 +195,11 @@ class CuraEngineBackend(Backend):
         self.slicingCancelled.emit()
         self.processingProgress.emit(0)
         Logger.log("d", "Attempting to kill the engine process")
+
+        if Application.getInstance().getCommandLineOption("external-backend", False):
+            self._createSocket()
+            return
+
         if self._process is not None:
             Logger.log("d", "Killing engine process")
             try:
@@ -204,7 +227,7 @@ class CuraEngineBackend(Backend):
 
         if job.getResult() == StartSliceJob.StartJobResult.SettingError:
             if Application.getInstance().getPlatformActivity:
-                self._error_message = Message(catalog.i18nc("@info:status", "Unable to slice. Please check your setting values for errors."), lifetime = 10)
+                self._error_message = Message(catalog.i18nc("@info:status", "Unable to slice. Please check your setting values for errors."))
                 self._error_message.show()
                 self.backendStateChange.emit(BackendState.Error)
             else:
@@ -213,7 +236,7 @@ class CuraEngineBackend(Backend):
 
         if job.getResult() == StartSliceJob.StartJobResult.NothingToSlice:
             if Application.getInstance().getPlatformActivity:
-                self._error_message = Message(catalog.i18nc("@info:status", "Unable to slice. No suitable objects found."), lifetime = 10)
+                self._error_message = Message(catalog.i18nc("@info:status", "Unable to slice. No suitable models found."))
                 self._error_message.show()
                 self.backendStateChange.emit(BackendState.Error)
             else:
@@ -252,6 +275,9 @@ class CuraEngineBackend(Backend):
             return
 
         super()._onSocketError(error)
+        if error.getErrorCode() == Arcus.ErrorCode.Debug:
+            return
+
         self._terminate()
 
         if error.getErrorCode() not in [Arcus.ErrorCode.BindFailedError, Arcus.ErrorCode.ConnectionResetError, Arcus.ErrorCode.Debug]:
@@ -313,7 +339,7 @@ class CuraEngineBackend(Backend):
 
     ##  Called when a print time message is received from the engine.
     #
-    #   \param message The protobuf message containing the print time and
+    #   \param message The protobuff message containing the print time and
     #   material amount per extruder
     def _onPrintTimeMaterialEstimates(self, message):
         material_amounts = []
@@ -388,22 +414,35 @@ class CuraEngineBackend(Backend):
         if self._global_container_stack:
             self._global_container_stack.propertyChanged.disconnect(self._onSettingChanged)
             self._global_container_stack.containersChanged.disconnect(self._onChanged)
+            extruders = list(ExtruderManager.getInstance().getMachineExtruders(self._global_container_stack.getId()))
+            if extruders:
+                for extruder in extruders:
+                    extruder.propertyChanged.disconnect(self._onSettingChanged)
 
         self._global_container_stack = Application.getInstance().getGlobalContainerStack()
 
         if self._global_container_stack:
             self._global_container_stack.propertyChanged.connect(self._onSettingChanged)  # Note: Only starts slicing when the value changed.
             self._global_container_stack.containersChanged.connect(self._onChanged)
+            extruders = list(ExtruderManager.getInstance().getMachineExtruders(self._global_container_stack.getId()))
+            if extruders:
+                for extruder in extruders:
+                    extruder.propertyChanged.connect(self._onSettingChanged)
             self._onActiveExtruderChanged()
             self._onChanged()
 
     def _onActiveExtruderChanged(self):
+        if self._global_container_stack:
+            # Connect all extruders of the active machine. This might cause a few connects that have already happend,
+            # but that shouldn't cause issues as only new / unique connections are added.
+            extruders = list(ExtruderManager.getInstance().getMachineExtruders(self._global_container_stack.getId()))
+            if extruders:
+                for extruder in extruders:
+                    extruder.propertyChanged.connect(self._onSettingChanged)
         if self._active_extruder_stack:
-            self._active_extruder_stack.propertyChanged.disconnect(self._onSettingChanged)
             self._active_extruder_stack.containersChanged.disconnect(self._onChanged)
 
         self._active_extruder_stack = cura.Settings.ExtruderManager.getInstance().getActiveExtruderStack()
         if self._active_extruder_stack:
-            self._active_extruder_stack.propertyChanged.connect(self._onSettingChanged)  # Note: Only starts slicing when the value changed.
             self._active_extruder_stack.containersChanged.connect(self._onChanged)
 

plugins/CuraEngineBackend/ProcessSlicedLayersJob.py

@@ -56,10 +56,9 @@ class ProcessSlicedLayersJob(Job):
 
         ## Remove old layer data (if any)
         for node in DepthFirstIterator(self._scene.getRoot()):
-            if type(node) is SceneNode and node.getMeshData():
             if node.callDecoration("getLayerData"):
-                    self._scene.getRoot().removeChild(node)
+                node.getParent().removeChild(node)
-            Job.yieldThread()
+                break
             if self._abort_requested:
                 if self._progress:
                     self._progress.hide()
@@ -74,7 +73,7 @@ class ProcessSlicedLayersJob(Job):
         # instead simply offset all other layers so the lowest layer is always 0.
         min_layer_number = 0
         for layer in self._layers:
-            if(layer.id < min_layer_number):
+            if layer.id < min_layer_number:
                 min_layer_number = layer.id
 
         current_layer = 0
@@ -117,7 +116,6 @@ class ProcessSlicedLayersJob(Job):
                     new_points[:, 1] = points[:, 2]
                     new_points[:, 2] = -points[:, 1]
 
-
                 this_poly = LayerPolygon.LayerPolygon(layer_data, extruder, line_types, new_points, line_widths)
                 this_poly.buildCache()
                 
@@ -185,4 +183,3 @@ class ProcessSlicedLayersJob(Job):
             else:
                 if self._progress:
                     self._progress.hide()
-

plugins/CuraEngineBackend/StartSliceJob.py

@@ -13,6 +13,7 @@ from UM.Scene.SceneNode import SceneNode
 from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
 
 from UM.Settings.Validator import ValidatorState
+from UM.Settings.SettingRelation import RelationType
 
 from cura.OneAtATimeIterator import OneAtATimeIterator
 
@@ -24,6 +25,7 @@ class StartJobResult(IntEnum):
     SettingError = 3
     NothingToSlice = 4
 
+
 ##  Formatter class that handles token expansion in start/end gcod
 class GcodeStartEndFormatter(Formatter):
     def get_value(self, key, args, kwargs):  # [CodeStyle: get_value is an overridden function from the Formatter class]
@@ -37,6 +39,7 @@ class GcodeStartEndFormatter(Formatter):
             Logger.log("w", "Incorrectly formatted placeholder '%s' in start/end gcode", key)
             return "{" + str(key) + "}"
 
+
 ##  Job class that builds up the message of scene data to send to CuraEngine.
 class StartSliceJob(Job):
     def __init__(self, slice_message):
@@ -71,7 +74,7 @@ class StartSliceJob(Job):
             return
 
         # Don't slice if there is a setting with an error value.
-        if self._checkStackForErrors(stack):
+        if not Application.getInstance().getMachineManager().isActiveStackValid:
             self.setResult(StartJobResult.SettingError)
             return
 
@@ -123,11 +126,15 @@ class StartSliceJob(Job):
                 if temp_list:
                     object_groups.append(temp_list)
 
+            # There are cases when there is nothing to slice. This can happen due to one at a time slicing not being
+            # able to find a possible sequence or because there are no objects on the build plate (or they are outside
+            # the build volume)
             if not object_groups:
                 self.setResult(StartJobResult.NothingToSlice)
                 return
 
             self._buildGlobalSettingsMessage(stack)
+            self._buildGlobalInheritsStackMessage(stack)
 
             for extruder_stack in cura.Settings.ExtruderManager.getInstance().getMachineExtruders(stack.getId()):
                 self._buildExtruderMessage(extruder_stack)
@@ -171,6 +178,7 @@ class StartSliceJob(Job):
             Logger.logException("w", "Unable to do token replacement on start/end gcode")
             return str(value).encode("utf-8")
 
+    ##  Create extruder message from stack
     def _buildExtruderMessage(self, stack):
         message = self._slice_message.addRepeatedMessage("extruders")
         message.id = int(stack.getMetaDataEntry("position"))
@@ -209,11 +217,54 @@ class StartSliceJob(Job):
             else:
                 setting_message.value = str(value).encode("utf-8")
 
+    ##  Sends for some settings which extruder they should fallback to if not
+    #   set.
+    #
+    #   This is only set for settings that have the global_inherits_stack
+    #   property.
+    #
+    #   \param stack The global stack with all settings, from which to read the
+    #   global_inherits_stack property.
+    def _buildGlobalInheritsStackMessage(self, stack):
+        for key in stack.getAllKeys():
+            extruder = int(round(float(stack.getProperty(key, "global_inherits_stack"))))
+            if extruder >= 0: #Set to a specific extruder.
+                setting_extruder = self._slice_message.addRepeatedMessage("global_inherits_stack")
+                setting_extruder.name = key
+                setting_extruder.extruder = extruder
+
+    ##  Check if a node has per object settings and ensure that they are set correctly in the message
+    #   \param node \type{SceneNode} Node to check.
+    #   \param message object_lists message to put the per object settings in
     def _handlePerObjectSettings(self, node, message):
         stack = node.callDecoration("getStack")
+        # Check if the node has a stack attached to it and the stack has any settings in the top container.
         if stack:
-            for key in stack.getAllKeys():
+            # Check all settings for relations, so we can also calculate the correct values for dependant settings.
+            changed_setting_keys = set(stack.getTop().getAllKeys())
+            for key in stack.getTop().getAllKeys():
+                instance = stack.getTop().getInstance(key)
+                self._addRelations(changed_setting_keys, instance.definition.relations)
+                Job.yieldThread()
+
+            # Ensure that the engine is aware what the build extruder is
+            if stack.getProperty("machine_extruder_count", "value") > 1:
+                changed_setting_keys.add("extruder_nr")
+
+            # Get values for all changed settings
+            for key in changed_setting_keys:
                 setting = message.addRepeatedMessage("settings")
                 setting.name = key
                 setting.value = str(stack.getProperty(key, "value")).encode("utf-8")
                 Job.yieldThread()
+
+    ##  Recursive function to put all settings that require eachother for value changes in a list
+    #   \param relations_set \type{set} Set of keys (strings) of settings that are influenced
+    #   \param relations list of relation objects that need to be checked.
+    def _addRelations(self, relations_set, relations):
+        for relation in filter(lambda r: r.role == "value", relations):
+            if relation.type == RelationType.RequiresTarget:
+                continue
+
+            relations_set.add(relation.target.key)
+            self._addRelations(relations_set, relation.target.relations)

plugins/GCodeWriter/GCodeWriter.py

@@ -9,6 +9,8 @@ import UM.Settings.ContainerRegistry
 from cura.CuraApplication import CuraApplication
 from cura.Settings.ExtruderManager import ExtruderManager
 
+from UM.Settings.InstanceContainer import InstanceContainer
+
 import re #For escaping characters in the settings.
 import json
 
@@ -61,6 +63,20 @@ class GCodeWriter(MeshWriter):
 
         return False
 
+    ##  Create a new container with container 2 as base and container 1 written over it.
+    def _createFlattenedContainerInstance(self, instance_container1, instance_container2):
+        flat_container = InstanceContainer(instance_container2.getName())
+        flat_container.setDefinition(instance_container2.getDefinition())
+        flat_container.setMetaData(instance_container2.getMetaData())
+
+        for key in instance_container2.getAllKeys():
+            flat_container.setProperty(key, "value", instance_container2.getProperty(key, "value"))
+
+        for key in instance_container1.getAllKeys():
+            flat_container.setProperty(key, "value", instance_container1.getProperty(key, "value"))
+        return flat_container
+
+
     ##  Serialises a container stack to prepare it for writing at the end of the
     #   g-code.
     #
@@ -74,38 +90,21 @@ class GCodeWriter(MeshWriter):
         prefix_length = len(prefix)
 
         container_with_profile = stack.findContainer({"type": "quality"})
-        machine_manager = CuraApplication.getInstance().getMachineManager()
+        if not container_with_profile:
-
+            Logger.log("e", "No valid quality profile found, not writing settings to GCode!")
-        # Duplicate the current quality profile and update it with any user settings.
+            return ""
-        flat_quality_id = machine_manager.duplicateContainer(container_with_profile.getId())
-
-        flat_quality = UM.Settings.ContainerRegistry.getInstance().findInstanceContainers(id = flat_quality_id)[0]
-        flat_quality._dirty = False
-        user_settings = stack.getTop()
-
-        # We don't want to send out any signals, so disconnect them.
-        flat_quality.propertyChanged.disconnectAll()
-
-        for key in user_settings.getAllKeys():
-            flat_quality.setProperty(key, "value", user_settings.getProperty(key, "value"))
-
-        serialized = flat_quality.serialize()
 
+        flat_global_container = self._createFlattenedContainerInstance(stack.getTop(),container_with_profile)
+        serialized = flat_global_container.serialize()
         data = {"global_quality": serialized}
-        manager = ExtruderManager.getInstance()
+
-        for extruder in manager.getMachineExtruders(stack.getId()):
+        for extruder in ExtruderManager.getInstance().getMachineExtruders(stack.getId()):
             extruder_quality = extruder.findContainer({"type": "quality"})
+            if not extruder_quality:
+                Logger.log("w", "No extruder quality profile found, not writing quality for extruder %s to file!", extruder.getId())
+                continue
 
-            flat_extruder_quality_id = machine_manager.duplicateContainer(extruder_quality.getId())
+            flat_extruder_quality = self._createFlattenedContainerInstance(extruder.getTop(), extruder_quality)
-            flat_extruder_quality = UM.Settings.ContainerRegistry.getInstance().findInstanceContainers(id=flat_extruder_quality_id)[0]
-            flat_extruder_quality._dirty = False
-            extruder_user_settings = extruder.getTop()
-
-            # We don't want to send out any signals, so disconnect them.
-            flat_extruder_quality.propertyChanged.disconnectAll()
-
-            for key in extruder_user_settings.getAllKeys():
-                flat_extruder_quality.setProperty(key, "value", extruder_user_settings.getProperty(key, "value"))
 
             extruder_serialized = flat_extruder_quality.serialize()
             data.setdefault("extruder_quality", []).append(extruder_serialized)

plugins/LayerView/LayerView.py

@@ -11,6 +11,7 @@ from UM.Math.Color import Color
 from UM.Mesh.MeshBuilder import MeshBuilder
 from UM.Job import Job
 from UM.Preferences import Preferences
+from UM.Logger import Logger
 
 from UM.View.RenderBatch import RenderBatch
 from UM.View.GL.OpenGL import OpenGL
@@ -34,7 +35,7 @@ class LayerView(View):
         self._shader = None
         self._selection_shader = None
         self._num_layers = 0
-        self._layer_percentage = 0 # what percentage of layers need to be shown (SLider gives value between 0 - 100)
+        self._layer_percentage = 0  # what percentage of layers need to be shown (Slider gives value between 0 - 100)
         self._proxy = LayerViewProxy.LayerViewProxy()
         self._controller.getScene().getRoot().childrenChanged.connect(self._onSceneChanged)
         self._max_layers = 0
@@ -43,12 +44,14 @@ class LayerView(View):
         self._current_layer_jumps = None
         self._top_layers_job = None
         self._activity = False
+        self._old_max_layers = 0
 
         Preferences.getInstance().addPreference("view/top_layer_count", 5)
+        Preferences.getInstance().addPreference("view/only_show_top_layers", False)
         Preferences.getInstance().preferenceChanged.connect(self._onPreferencesChanged)
 
         self._solid_layers = int(Preferences.getInstance().getValue("view/top_layer_count"))
-
+        self._only_show_top_layers = bool(Preferences.getInstance().getValue("view/only_show_top_layers"))
         self._busy = False
 
     def getActivity(self):
@@ -100,7 +103,7 @@ class LayerView(View):
                         continue
 
                     # Render all layers below a certain number as line mesh instead of vertices.
-                    if self._current_layer_num - self._solid_layers > -1:
+                    if self._current_layer_num - self._solid_layers > -1 and not self._only_show_top_layers:
                         start = 0
                         end = 0
                         element_counts = layer_data.getElementCounts()
@@ -126,14 +129,12 @@ class LayerView(View):
             if self._current_layer_num > self._max_layers:
                 self._current_layer_num = self._max_layers
 
-            self.resetLayerData()
             self._startUpdateTopLayers()
 
             self.currentLayerNumChanged.emit()
 
     def calculateMaxLayers(self):
         scene = self.getController().getScene()
-        renderer = self.getRenderer() # TODO: @UnusedVariable
         self._activity = True
 
         self._old_max_layers = self._max_layers
@@ -199,7 +200,7 @@ class LayerView(View):
 
         if not job.getResult():
             return
-
+        self.resetLayerData()  # Reset the layer data only when job is done. Doing it now prevents "blinking" data.
         self._current_layer_mesh = job.getResult().get("layers")
         self._current_layer_jumps = job.getResult().get("jumps")
         self._controller.getScene().sceneChanged.emit(self._controller.getScene().getRoot())
@@ -207,14 +208,15 @@ class LayerView(View):
         self._top_layers_job = None
 
     def _onPreferencesChanged(self, preference):
-        if preference != "view/top_layer_count":
+        if preference != "view/top_layer_count" and preference != "view/only_show_top_layers":
             return
 
         self._solid_layers = int(Preferences.getInstance().getValue("view/top_layer_count"))
+        self._only_show_top_layers = bool(Preferences.getInstance().getValue("view/only_show_top_layers"))
 
-        self.resetLayerData()
         self._startUpdateTopLayers()
 
+
 class _CreateTopLayersJob(Job):
     def __init__(self, scene, layer_number, solid_layers):
         super().__init__()
@@ -242,20 +244,20 @@ class _CreateTopLayersJob(Job):
 
             try:
                 layer = layer_data.getLayer(layer_number).createMesh()
-            except Exception as e:
+            except Exception:
-                print(e)
+                Logger.logException("w", "An exception occurred while creating layer mesh.")
                 return
 
             if not layer or layer.getVertices() is None:
                 continue
 
-            layer_mesh.addIndices(layer_mesh._vertex_count+layer.getIndices())
+            layer_mesh.addIndices(layer_mesh.getVertexCount() + layer.getIndices())
             layer_mesh.addVertices(layer.getVertices())
 
             # Scale layer color by a brightness factor based on the current layer number
             # This will result in a range of 0.5 - 1.0 to multiply colors by.
             brightness = numpy.ones((1, 4), dtype=numpy.float32) * (2.0 - (i / self._solid_layers)) / 2.0
-            brightness[0, 3] = 1.0;
+            brightness[0, 3] = 1.0
             layer_mesh.addColors(layer.getColors() * brightness)
 
             if self._cancel:

plugins/PerObjectSettingsTool/PerObjectCategory.qml

@@ -13,7 +13,40 @@ import ".."
 Button {
     id: base;
 
-    style: UM.Theme.styles.sidebar_category;
+    style: ButtonStyle {
+        background: Item { }
+        label: Row
+        {
+            spacing: UM.Theme.getSize("default_lining").width
+
+            UM.RecolorImage
+            {
+                anchors.verticalCenter: parent.verticalCenter
+                height: label.height / 2
+                width: height
+                source: control.checked ? UM.Theme.getIcon("arrow_bottom") : UM.Theme.getIcon("arrow_right");
+                color: control.hovered ? palette.highlight : palette.buttonText
+            }
+            UM.RecolorImage
+            {
+                anchors.verticalCenter: parent.verticalCenter
+                height: label.height
+                width: height
+                source: control.iconSource
+                color: control.hovered ? palette.highlight : palette.buttonText
+            }
+            Label
+            {
+                id: label
+                anchors.verticalCenter: parent.verticalCenter
+                text: control.text
+                color: control.hovered ? palette.highlight : palette.buttonText
+                font.bold: true
+            }
+
+            SystemPalette { id: palette }
+        }
+    }
 
     signal showTooltip(string text);
     signal hideTooltip();

plugins/PerObjectSettingsTool/PerObjectItem.qml

@@ -16,17 +16,17 @@ UM.TooltipArea
     width: childrenRect.width;
     height: childrenRect.height;
 
-    Button
+    CheckBox
     {
         id: check
 
         text: definition.label
+        checked: addedSettingsModel.getVisible(model.key)
 
         onClicked:
         {
-            addedSettingsModel.setVisible(model.key, true);
+            addedSettingsModel.setVisible(model.key, checked);
-            settingPickDialog.visible = false
+            UM.ActiveTool.forceUpdate();
-            UM.ActiveTool.forceUpdate()
         }
     }
 }

plugins/PerObjectSettingsTool/PerObjectSettingVisibilityHandler.py

@@ -1,14 +1,18 @@
+# Copyright (c) 2016 Ultimaker B.V.
+# Cura is released under the terms of the AGPLv3 or higher.
+
 from PyQt5.QtCore import QObject, pyqtProperty, pyqtSignal
+
 from UM.Application import Application
 from UM.Settings.SettingInstance import SettingInstance
 from UM.Logger import Logger
-
 import UM.Settings.Models
 
+from cura.Settings.ExtruderManager import ExtruderManager #To get global-inherits-stack setting values from different extruders.
 from cura.Settings.SettingOverrideDecorator import SettingOverrideDecorator
 
-##  The per object setting visibility handler ensures that only setting defintions that have a matching instance Container
+##  The per object setting visibility handler ensures that only setting
-#   are returned as visible. 
+#   definitions that have a matching instance Container are returned as visible.
 class PerObjectSettingVisibilityHandler(UM.Settings.Models.SettingVisibilityHandler):
     def __init__(self, parent = None, *args, **kwargs):
         super().__init__(parent = parent, *args, **kwargs)
@@ -54,10 +58,23 @@ class PerObjectSettingVisibilityHandler(UM.Settings.Models.SettingVisibilityHand
             if not settings.getInstance(item):
                 definition = self._stack.getSettingDefinition(item)
                 if definition:
-                    settings.addInstance(SettingInstance(definition, settings))
+                    new_instance = SettingInstance(definition, settings)
+                    stack_nr = -1
+                    if definition.global_inherits_stack and self._stack.getProperty("machine_extruder_count", "value") > 1:
+                        #Obtain the value from the correct container stack. Only once, upon adding the setting.
+                        stack_nr = str(int(round(float(self._stack.getProperty(item, "global_inherits_stack"))))) #Stack to get the setting from. Round it and remove the fractional part.
+                    if stack_nr not in ExtruderManager.getInstance().extruderIds and self._stack.getProperty("extruder_nr", "value"): #Property not defined, but we have an extruder number.
+                        stack_nr = str(int(round(float(self._stack.getProperty("extruder_nr", "value")))))
+                    if stack_nr in ExtruderManager.getInstance().extruderIds: #We have either a global_inherits_stack or an extruder_nr.
+                        stack = UM.Settings.ContainerRegistry.getInstance().findContainerStacks(id = ExtruderManager.getInstance().extruderIds[stack_nr])[0]
+                    else:
+                        stack = UM.Application.getInstance().getGlobalContainerStack()
+                    new_instance.setProperty("value", stack.getProperty(item, "value"))
+                    new_instance.resetState()  # Ensure that the state is not seen as a user state.
+                    settings.addInstance(new_instance)
                     visibility_changed = True
                 else:
-                    Logger.log("w", "Unable to add instance (%s) to perobject visibility because we couldn't find the matching definition", item)
+                    Logger.log("w", "Unable to add instance (%s) to per-object visibility because we couldn't find the matching definition", item)
 
         if visibility_changed:
             self.visibilityChanged.emit()

plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml

@@ -31,7 +31,7 @@ Item {
             spacing: UM.Theme.getSize("default_margin").width
             Label
             {
-                text: catalog.i18nc("@label", "Print object with")
+                text: catalog.i18nc("@label", "Print model with")
                 anchors.verticalCenter: extruderSelector.verticalCenter
 
                 color: UM.Theme.getColor("setting_control_text")
@@ -47,7 +47,9 @@ Item {
                     id: extruders_model
                     onRowsInserted: extruderSelector.visible = extruders_model.rowCount() > 1
                     onModelReset:   extruderSelector.visible = extruders_model.rowCount() > 1
+                    onModelChanged: extruderSelector.color = extruders_model.getItem(extruderSelector.currentIndex).color
                 }
+                property string color: extruders_model.getItem(extruderSelector.currentIndex).color
                 visible: extruders_model.rowCount() > 1
                 textRole: "name"
                 width: UM.Theme.getSize("setting_control").width
@@ -88,7 +90,7 @@ Item {
                             anchors.leftMargin: UM.Theme.getSize("default_lining").width
                             anchors.verticalCenter: parent.verticalCenter
 
-                            color: extruders_model.getItem(extruderSelector.currentIndex).colour
+                            color: extruderSelector.color
                             border.width: UM.Theme.getSize("default_lining").width
                             border.color: !enabled ? UM.Theme.getColor("setting_control_disabled_border") : UM.Theme.getColor("setting_control_border")
                         }
@@ -126,7 +128,11 @@ Item {
                     }
                 }
 
-                onActivated: UM.ActiveTool.setProperty("SelectedActiveExtruder", extruders_model.getItem(index).id);
+                onActivated:
+                {
+                    UM.ActiveTool.setProperty("SelectedActiveExtruder", extruders_model.getItem(index).id);
+                    extruderSelector.color = extruders_model.getItem(index).color;
+                }
                 onModelChanged: updateCurrentIndex();
 
                 function updateCurrentIndex()
@@ -136,6 +142,7 @@ Item {
                         if(extruders_model.getItem(i).id == UM.ActiveTool.properties.getValue("SelectedActiveExtruder"))
                         {
                             extruderSelector.currentIndex = i;
+                            extruderSelector.color = extruders_model.getItem(i).color;
                             return;
                         }
                     }
@@ -144,6 +151,10 @@ Item {
             }
         }
 
+        Column
+        {
+            spacing: UM.Theme.getSize("default_lining").height
+
             Repeater
             {
                 id: contents
@@ -166,8 +177,8 @@ Item {
                     Loader
                     {
                         id: settingLoader
-                    width: UM.Theme.getSize("setting").width;
+                        width: UM.Theme.getSize("setting").width
-                    height: UM.Theme.getSize("section").height;
+                        height: UM.Theme.getSize("section").height
 
                         property var definition: model
                         property var settingDefinitionsModel: addedSettingsModel
@@ -212,7 +223,7 @@ Item {
 
                     Button
                     {
-                    width: UM.Theme.getSize("setting").height;
+                        width: UM.Theme.getSize("setting").height / 2;
                         height: UM.Theme.getSize("setting").height;
 
                         onClicked: addedSettingsModel.setVisible(model.key, false);
@@ -224,17 +235,17 @@ Item {
                                 UM.RecolorImage
                                 {
                                     anchors.verticalCenter: parent.verticalCenter
-                                anchors.horizontalCenter: parent.horizontalCenter
+                                    width: parent.width
-                                width: parent.width/2
                                     height: parent.height / 2
                                     sourceSize.width: width
                                     sourceSize.height: width
                                     color: control.hovered ? UM.Theme.getColor("setting_control_button_hover") : UM.Theme.getColor("setting_control_button")
-                                source: UM.Theme.getIcon("cross1")
+                                    source: UM.Theme.getIcon("minus")
                                 }
                             }
                         }
                     }
+
                     UM.SettingPropertyProvider
                     {
                         id: provider
@@ -243,6 +254,8 @@ Item {
                         key: model.key
                         watchedProperties: [ "value", "enabled", "validationState" ]
                         storeIndex: 0
+                        removeUnusedValue: false
+                    }
                 }
             }
         }
@@ -253,7 +266,7 @@ Item {
             height: UM.Theme.getSize("setting").height;
             visible: parseInt(UM.Preferences.getValue("cura/active_mode")) == 1
 
-            text: catalog.i18nc("@action:button", "Add Setting");
+            text: catalog.i18nc("@action:button", "Select settings");
 
             style: ButtonStyle
             {
@@ -293,16 +306,28 @@ Item {
     UM.Dialog {
         id: settingPickDialog
 
-        title: catalog.i18nc("@title:window", "Pick a Setting to Customize")
+        title: catalog.i18nc("@title:window", "Select Settings to Customize for this model")
+        width: screenScaleFactor * 360;
+
         property string labelFilter: ""
 
+        onVisibilityChanged:
+        {
+            // force updating the model to sync it with addedSettingsModel
+            if(visible)
+            {
+                listview.model.forceUpdate()
+            }
+        }
+
         TextField {
-            id: filter;
+            id: filter
 
             anchors {
-                top: parent.top;
+                top: parent.top
-                left: parent.left;
+                left: parent.left
-                right: parent.right;
+                right: toggleShowAll.left
+                rightMargin: UM.Theme.getSize("default_margin").width
             }
 
             placeholderText: catalog.i18nc("@label:textbox", "Filter...");
@@ -320,6 +345,23 @@ Item {
             }
         }
 
+        CheckBox
+        {
+            id: toggleShowAll
+
+            anchors {
+                top: parent.top
+                right: parent.right
+            }
+
+            text: catalog.i18nc("@label:checkbox", "Show all")
+            checked: listview.model.showAll
+            onClicked:
+            {
+                listview.model.showAll = checked;
+            }
+        }
+
         ScrollView
         {
             id: scrollView
@@ -373,7 +415,7 @@ Item {
 
         rightButtons: [
             Button {
-                text: catalog.i18nc("@action:button", "Cancel");
+                text: catalog.i18nc("@action:button", "Close");
                 onClicked: {
                     settingPickDialog.visible = false;
                 }

plugins/PerObjectSettingsTool/__init__.py

@@ -11,15 +11,15 @@ i18n_catalog = i18nCatalog("cura")
 def getMetaData():
     return {
         "plugin": {
-            "name": i18n_catalog.i18nc("@label", "Per Object Settings Tool"),
+            "name": i18n_catalog.i18nc("@label", "Per Model Settings Tool"),
             "author": "Ultimaker",
             "version": "1.0",
-            "description": i18n_catalog.i18nc("@info:whatsthis", "Provides the Per Object Settings."),
+            "description": i18n_catalog.i18nc("@info:whatsthis", "Provides the Per Model Settings."),
             "api": 3
         },
         "tool": {
-            "name": i18n_catalog.i18nc("@label", "Per Object Settings"),
+            "name": i18n_catalog.i18nc("@label", "Per Model Settings"),
-            "description": i18n_catalog.i18nc("@info:tooltip", "Configure Per Object Settings"),
+            "description": i18n_catalog.i18nc("@info:tooltip", "Configure Per Model Settings"),
             "icon": "setting_per_object",
             "tool_panel": "PerObjectSettingsPanel.qml",
             "weight": 3

plugins/SliceInfoPlugin/SliceInfo.py

@@ -11,11 +11,8 @@ from UM.i18n import i18nCatalog
 from UM.Logger import Logger
 from UM.Platform import Platform
 from UM.Qt.Duration import DurationFormat
+from UM.Job import Job
 
-import collections
-import json
-import os.path
-import copy
 import platform
 import math
 import urllib.request
@@ -24,6 +21,36 @@ import ssl
 
 catalog = i18nCatalog("cura")
 
+class SliceInfoJob(Job):
+    data = None
+    url = None
+
+    def __init__(self, url, data):
+        super().__init__()
+        self.url = url
+        self.data = data
+
+    def run(self):
+        if not self.url or not self.data:
+            Logger.log("e", "URL or DATA for sending slice info was not set!")
+            return
+
+        # Submit data
+        kwoptions = {"data" : self.data,
+                     "timeout" : 5
+                     }
+
+        if Platform.isOSX():
+            kwoptions["context"] = ssl._create_unverified_context()
+
+        try:
+            f = urllib.request.urlopen(self.url, **kwoptions)
+            Logger.log("i", "Sent anonymous slice info to %s", self.url)
+            f.close()
+        except urllib.error.HTTPError as http_exception:
+            Logger.log("e", "An HTTP error occurred while trying to send slice information: %s" % http_exception)
+        except Exception as e: # We don't want any exception to cause problems
+            Logger.log("e", "An exception occurred while trying to send slice information: %s" % e)
 
 ##      This Extension runs in the background and sends several bits of information to the Ultimaker servers.
 #       The data is only sent when the user in question gave permission to do so. All data is anonymous and
@@ -112,19 +139,10 @@ class SliceInfo(Extension):
             submitted_data = urllib.parse.urlencode(submitted_data)
             binary_data = submitted_data.encode("utf-8")
 
-            # Submit data
+            # Sending slice info non-blocking
-            kwoptions = {"data" : binary_data,
+            reportJob = SliceInfoJob(self.info_url, binary_data)
-                         "timeout" : 1
+            reportJob.start()
-                         }
-            if Platform.isOSX():
-                kwoptions["context"] = ssl._create_unverified_context()
-            try:
-                f = urllib.request.urlopen(self.info_url, **kwoptions)
-                Logger.log("i", "Sent anonymous slice info to %s", self.info_url)
-                f.close()
         except Exception as e:
-                Logger.logException("e", "An exception occurred while trying to send slice information")
-        except:
             # We really can't afford to have a mistake here, as this would break the sending of g-code to a device
             # (Either saving or directly to a printer). The functionality of the slice data is not *that* important.
-            pass
+            Logger.log("e", "Exception raised while sending slice info: %s" %(repr(e))) # But we should be notified about these problems of course.

plugins/SolidView/SolidView.py

@@ -3,10 +3,12 @@
 
 from UM.View.View import View
 from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
+from UM.Scene.Selection import Selection
 from UM.Resources import Resources
 from UM.Application import Application
 from UM.Preferences import Preferences
 from UM.View.Renderer import Renderer
+from UM.Settings.Validator import ValidatorState
 
 from UM.View.GL.OpenGL import OpenGL
 
@@ -39,39 +41,47 @@ class SolidView(View):
             self._disabled_shader.setUniformValue("u_diffuseColor2", [0.68, 0.68, 0.68, 1.0])
             self._disabled_shader.setUniformValue("u_width", 50.0)
 
-        if Application.getInstance().getGlobalContainerStack():
+        multi_extrusion = False
+
+        global_container_stack = Application.getInstance().getGlobalContainerStack()
+        if global_container_stack:
             if Preferences.getInstance().getValue("view/show_overhang"):
-                angle = Application.getInstance().getGlobalContainerStack().getProperty("support_angle", "value")
+                angle = global_container_stack.getProperty("support_angle", "value")
-                if angle is not None:
+                if angle is not None and global_container_stack.getProperty("support_angle", "validationState") == ValidatorState.Valid:
                     self._enabled_shader.setUniformValue("u_overhangAngle", math.cos(math.radians(90 - angle)))
                 else:
                     self._enabled_shader.setUniformValue("u_overhangAngle", math.cos(math.radians(0))) #Overhang angle of 0 causes no area at all to be marked as overhang.
             else:
                 self._enabled_shader.setUniformValue("u_overhangAngle", math.cos(math.radians(0)))
 
+            multi_extrusion = global_container_stack.getProperty("machine_extruder_count", "value") > 1
+
         for node in DepthFirstIterator(scene.getRoot()):
             if not node.render(renderer):
                 if node.getMeshData() and node.isVisible():
-                    # TODO: Find a better way to handle this
-                    #if node.getBoundingBoxMesh():
-                    #    renderer.queueNode(scene.getRoot(), mesh = node.getBoundingBoxMesh(),mode = Renderer.RenderLines)
 
                     uniforms = {}
-                    if self._extruders_model.rowCount() > 0:
+                    if not multi_extrusion:
+                        if global_container_stack:
+                            material = global_container_stack.findContainer({ "type": "material" })
+                            material_color = material.getMetaDataEntry("color_code", default = self._extruders_model.defaultColors[0]) if material else self._extruders_model.defaultColors[0]
+                        else:
+                            material_color = self._extruders_model.defaultColors[0]
+                    else:
                         # Get color to render this mesh in from ExtrudersModel
                         extruder_index = 0
                         extruder_id = node.callDecoration("getActiveExtruder")
                         if extruder_id:
                             extruder_index = max(0, self._extruders_model.find("id", extruder_id))
 
-                        extruder_color = self._extruders_model.getItem(extruder_index)["colour"]
+                        material_color = self._extruders_model.getItem(extruder_index)["color"]
                     try:
                         # Colors are passed as rgb hex strings (eg "#ffffff"), and the shader needs
                         # an rgba list of floats (eg [1.0, 1.0, 1.0, 1.0])
                         uniforms["diffuse_color"] = [
-                                int(extruder_color[1:3], 16) / 255,
+                            int(material_color[1:3], 16) / 255,
-                                int(extruder_color[3:5], 16) / 255,
+                            int(material_color[3:5], 16) / 255,
-                                int(extruder_color[5:7], 16) / 255,
+                            int(material_color[5:7], 16) / 255,
                             1.0
                         ]
                     except ValueError:
@@ -84,7 +94,7 @@ class SolidView(View):
                             renderer.queueNode(node, shader = self._enabled_shader, uniforms = uniforms)
                     else:
                         renderer.queueNode(node, material = self._enabled_shader, uniforms = uniforms)
-                if node.callDecoration("isGroup"):
+                if node.callDecoration("isGroup") and Selection.isSelected(node):
                     renderer.queueNode(scene.getRoot(), mesh = node.getBoundingBoxMesh(), mode = Renderer.RenderLines)
 
     def endRendering(self):

plugins/USBPrinting/FirmwareUpdateWindow.qml

@@ -32,16 +32,16 @@ UM.Dialog
             }
 
             text: {
-                if (manager.progress == 0)
+                if (manager.firmwareUpdateCompleteStatus)
-                {
-                    //: Firmware update status label
-                    return catalog.i18nc("@label","Starting firmware update, this may take a while.")
-                }
-                else if (manager.progress > 99)
                 {
                     //: Firmware update status label
                     return catalog.i18nc("@label","Firmware update completed.")
                 }
+                else if (manager.progress == 0)
+                {
+                    //: Firmware update status label
+                    return catalog.i18nc("@label","Starting firmware update, this may take a while.")
+                }
                 else
                 {
                     //: Firmware update status label
@@ -55,10 +55,10 @@ UM.Dialog
         ProgressBar
         {
             id: prog
-            value: manager.progress
+            value: manager.firmwareUpdateCompleteStatus ? 100 : manager.progress
             minimumValue: 0
             maximumValue: 100
-            indeterminate: manager.progress < 100
+            indeterminate: (manager.progress < 1) && (!manager.firmwareUpdateCompleteStatus)
             anchors
             {
                 left: parent.left;
@@ -79,7 +79,7 @@ UM.Dialog
         Button
         {
             text: catalog.i18nc("@action:button","Close");
-            enabled: manager.progress >= 100;
+            enabled: manager.firmwareUpdateCompleteStatus;
             onClicked: base.visible = false;
         }
     ]

plugins/USBPrinting/USBPrinterOutputDevice.py

@@ -21,12 +21,14 @@ catalog = i18nCatalog("cura")
 
 
 class USBPrinterOutputDevice(PrinterOutputDevice):
+
     def __init__(self, serial_port):
         super().__init__(serial_port)
         self.setName(catalog.i18nc("@item:inmenu", "USB printing"))
         self.setShortDescription(catalog.i18nc("@action:button", "Print via USB"))
         self.setDescription(catalog.i18nc("@info:tooltip", "Print via USB"))
         self.setIconName("print")
+        self.setConnectionText(catalog.i18nc("@info:status", "Connected via USB"))
 
         self._serial = None
         self._serial_port = serial_port
@@ -85,12 +87,14 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
         self._updating_firmware = False
 
         self._firmware_file_name = None
+        self._firmware_update_finished = False
 
         self._error_message = None
 
     onError = pyqtSignal()
 
     firmwareUpdateComplete = pyqtSignal()
+    firmwareUpdateChange = pyqtSignal()
 
     endstopStateChanged = pyqtSignal(str ,bool, arguments = ["key","state"])
 
@@ -170,6 +174,7 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
     ##  Private function (threaded) that actually uploads the firmware.
     def _updateFirmware(self):
         self.setProgress(0, 100)
+        self._firmware_update_finished = False
 
         if self._connection_state != ConnectionState.closed:
             self.close()
@@ -177,10 +182,11 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
 
         if len(hex_file) == 0:
             Logger.log("e", "Unable to read provided hex file. Could not update firmware")
+            self._updateFirmware_completed()
             return
 
         programmer = stk500v2.Stk500v2()
-        programmer.progressCallback = self.setProgress 
+        programmer.progress_callback = self.setProgress
 
         try:
             programmer.connect(self._serial_port)
@@ -192,6 +198,7 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
 
         if not programmer.isConnected():
             Logger.log("e", "Unable to connect with serial. Could not update firmware")
+            self._updateFirmware_completed()
             return 
 
         self._updating_firmware = True
@@ -201,14 +208,22 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
             self._updating_firmware = False
         except Exception as e:
             Logger.log("e", "Exception while trying to update firmware %s" %e)
-            self._updating_firmware = False
+            self._updateFirmware_completed()
             return
         programmer.close()
 
-        self.setProgress(100, 100)
+        self._updateFirmware_completed()
+        return
 
+    ##  Private function which makes sure that firmware update process has completed/ended
+    def _updateFirmware_completed(self):
+        self.setProgress(100, 100)
+        self._firmware_update_finished = True
+        self.resetFirmwareUpdate(update_has_finished=True)
         self.firmwareUpdateComplete.emit()
         
+        return
+
     ##  Upload new firmware to machine
     #   \param filename full path of firmware file to be uploaded
     def updateFirmware(self, file_name):
@@ -216,6 +231,14 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
         self._firmware_file_name = file_name
         self._update_firmware_thread.start()
 
+    @property
+    def firmwareUpdateFinished(self):
+        return self._firmware_update_finished
+
+    def resetFirmwareUpdate(self, update_has_finished = False):
+        self._firmware_update_finished = update_has_finished
+        self.firmwareUpdateChange.emit()
+
     @pyqtSlot()
     def startPollEndstop(self):
         if not self._poll_endstop:
@@ -270,11 +293,13 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
             while timeout_time > time.time():
                 line = self._readline()
                 if line is None:
+                    Logger.log("d", "No response from serial connection received.")
                     # Something went wrong with reading, could be that close was called.
                     self.setConnectionState(ConnectionState.closed)
                     return
 
                 if b"T:" in line:
+                    Logger.log("d", "Correct response for auto-baudrate detection received.")
                     self._serial.timeout = 0.5
                     sucesfull_responses += 1
                     if sucesfull_responses >= self._required_responses_auto_baud:

plugins/USBPrinting/USBPrinterOutputDeviceManager.py

@@ -48,15 +48,24 @@ class USBPrinterOutputDeviceManager(QObject, OutputDevicePlugin, Extension):
     connectionStateChanged = pyqtSignal()
 
     progressChanged = pyqtSignal()
+    firmwareUpdateChange = pyqtSignal()
 
     @pyqtProperty(float, notify = progressChanged)
     def progress(self):
         progress = 0
         for printer_name, device in self._usb_output_devices.items(): # TODO: @UnusedVariable "printer_name"
             progress += device.progress
-
         return progress / len(self._usb_output_devices)
 
+    ##  Return True if all printers finished firmware update
+    @pyqtProperty(float, notify = firmwareUpdateChange)
+    def firmwareUpdateCompleteStatus(self):
+        complete = True
+        for printer_name, device in self._usb_output_devices.items(): # TODO: @UnusedVariable "printer_name"
+            if not device.firmwareUpdateFinished:
+                complete = False
+        return complete
+
     def start(self):
         self._check_updates = True
         self._update_thread.start()
@@ -93,13 +102,20 @@ class USBPrinterOutputDeviceManager(QObject, OutputDevicePlugin, Extension):
             Message(i18n_catalog.i18nc("@info","Cannot update firmware, there were no connected printers found.")).show()
             return
 
+        for printer_connection in self._usb_output_devices:
+            self._usb_output_devices[printer_connection].resetFirmwareUpdate()
         self.spawnFirmwareInterface("")
         for printer_connection in self._usb_output_devices:
             try:
                 self._usb_output_devices[printer_connection].updateFirmware(Resources.getPath(CuraApplication.ResourceTypes.Firmware, self._getDefaultFirmwareName()))
             except FileNotFoundError:
+                # Should only happen in dev environments where the resources/firmware folder is absent.
                 self._usb_output_devices[printer_connection].setProgress(100, 100)
-                Logger.log("w", "No firmware found for printer %s", printer_connection)
+                Logger.log("w", "No firmware found for printer %s called '%s'" %(printer_connection, self._getDefaultFirmwareName()))
+                Message(i18n_catalog.i18nc("@info",
+                    "Could not find firmware required for the printer at %s.") % printer_connection).show()
+                self._firmware_view.close()
+
                 continue
 
     @pyqtSlot(str, result = bool)
@@ -110,7 +126,7 @@ class USBPrinterOutputDeviceManager(QObject, OutputDevicePlugin, Extension):
                 self._usb_output_devices[serial_port].updateFirmware(Resources.getPath(CuraApplication.ResourceTypes.Firmware, self._getDefaultFirmwareName()))
             except FileNotFoundError:
                 self._firmware_view.close()
-                Logger.log("e", "Could not find firmware required for this machine")
+                Logger.log("e", "Could not find firmware required for this machine called '%s'" %(self._getDefaultFirmwareName()))
                 return False
             return True
         return False
@@ -150,6 +166,7 @@ class USBPrinterOutputDeviceManager(QObject, OutputDevicePlugin, Extension):
                                    "bq_hephestos_2"           : "MarlinHephestos2.hex",
                                    "ultimaker_original"       : "MarlinUltimaker-{baudrate}.hex",
                                    "ultimaker_original_plus"  : "MarlinUltimaker-UMOP-{baudrate}.hex",
+                                   "ultimaker_original_dual"  : "MarlinUltimaker-{baudrate}-dual.hex",
                                    "ultimaker2"               : "MarlinUltimaker2.hex",
                                    "ultimaker2_go"            : "MarlinUltimaker2go.hex",
                                    "ultimaker2_plus"          : "MarlinUltimaker2plus.hex",
@@ -157,6 +174,7 @@ class USBPrinterOutputDeviceManager(QObject, OutputDevicePlugin, Extension):
                                    "ultimaker2_extended_plus" : "MarlinUltimaker2extended-plus.hex",
                                    }
         machine_with_heated_bed = {"ultimaker_original"       : "MarlinUltimaker-HBK-{baudrate}.hex",
+                                   "ultimaker_original_dual"  : "MarlinUltimaker-HBK-{baudrate}-dual.hex",
                                    }
         ##TODO: Add check for multiple extruders
         hex_file = None
@@ -200,6 +218,7 @@ class USBPrinterOutputDeviceManager(QObject, OutputDevicePlugin, Extension):
         device.connectionStateChanged.connect(self._onConnectionStateChanged)
         device.connect()
         device.progressChanged.connect(self.progressChanged)
+        device.firmwareUpdateChange.connect(self.firmwareUpdateChange)
         self._usb_output_devices[serial_port] = device
 
     ##  If one of the states of the connected devices change, we might need to add / remove them from the global list.

plugins/UltimakerMachineActions/BedLevelMachineAction.py

@@ -10,7 +10,7 @@ catalog = i18nCatalog("cura")
 
 class BedLevelMachineAction(MachineAction):
     def __init__(self):
-        super().__init__("BedLevel", catalog.i18nc("@action", "Level bed"))
+        super().__init__("BedLevel", catalog.i18nc("@action", "Level build plate"))
         self._qml_url = "BedLevelMachineAction.qml"
         self._bed_level_position = 0
 
@@ -18,6 +18,11 @@ class BedLevelMachineAction(MachineAction):
         pass
 
     def _reset(self):
+        self._bed_level_position = 0
+        pass
+
+    @pyqtSlot()
+    def startBedLeveling(self):
         self._bed_level_position = 0
         printer_output_devices = self._getPrinterOutputDevices()
         if printer_output_devices:
@@ -52,4 +57,5 @@ class BedLevelMachineAction(MachineAction):
                 output_device.moveHead(0, 0, -3)
                 self._bed_level_position += 1
             elif self._bed_level_position >= 3:
+                output_device.sendCommand("M18") # Turn off all motors so the user can move the axes
                 self.setFinished()

plugins/UltimakerMachineActions/BedLevelMachineAction.qml

@@ -24,7 +24,7 @@ Cura.MachineAction
         {
             id: pageTitle
             width: parent.width
-            text: catalog.i18nc("@title", "Bed Leveling")
+            text: catalog.i18nc("@title", "Build Plate Leveling")
             wrapMode: Text.WordWrap
             font.pointSize: 18;
         }
@@ -44,40 +44,40 @@ Cura.MachineAction
             anchors.topMargin: UM.Theme.getSize("default_margin").height
             width: parent.width
             wrapMode: Text.WordWrap
-            text: catalog.i18nc("@label", "For every position; insert a piece of paper under the nozzle and adjust the print bed height. The print bed height is right when the paper is slightly gripped by the tip of the nozzle.")
+            text: catalog.i18nc("@label", "For every position; insert a piece of paper under the nozzle and adjust the print build plate height. The print build plate height is right when the paper is slightly gripped by the tip of the nozzle.")
         }
 
-        Item
+        Row
         {
             id: bedlevelingWrapper
             anchors.top: bedlevelingText.bottom
             anchors.topMargin: UM.Theme.getSize("default_margin").height
             anchors.horizontalCenter: parent.horizontalCenter
-            height: skipBedlevelingButton.height
+            width: childrenRect.width
-            width: bedlevelingButton.width + skipBedlevelingButton.width + UM.Theme.getSize("default_margin").height < bedLevelMachineAction.width ? bedlevelingButton.width + skipBedlevelingButton.width + UM.Theme.getSize("default_margin").height : bedLevelMachineAction.width
+            spacing: UM.Theme.getSize("default_margin").width
+
             Button
             {
-                id: bedlevelingButton
+                id: startBedLevelingButton
-                anchors.top: parent.top
+                text: catalog.i18nc("@action:button","Start Build Plate Leveling")
-                anchors.left: parent.left
-                text: catalog.i18nc("@action:button","Move to Next Position");
                 onClicked:
                 {
-                    manager.moveToNextLevelPosition()
+                    startBedLevelingButton.visible = false;
+                    bedlevelingButton.visible = true;
+                    checkupMachineAction.heatupHotendStarted = false;
+                    checkupMachineAction.heatupBedStarted = false;
+                    manager.startCheck();
                 }
             }
 
             Button
             {
-                id: skipBedlevelingButton
+                id: bedlevelingButton
-                anchors.top: parent.width < bedLevelMachineAction.width ? parent.top : bedlevelingButton.bottom
+                text: catalog.i18nc("@action:button","Move to Next Position")
-                anchors.topMargin: parent.width < bedLevelMachineAction.width ? 0 : UM.Theme.getSize("default_margin").height/2
+                visible: false
-                anchors.left: parent.width < bedLevelMachineAction.width ? bedlevelingButton.right : parent.left
-                anchors.leftMargin: parent.width < bedLevelMachineAction.width ? UM.Theme.getSize("default_margin").width : 0
-                text: catalog.i18nc("@action:button","Skip bed leveling");
                 onClicked:
                 {
-                    manager.setFinished()
+                    manager.moveToNextLevelPosition();
                 }
             }
         }

plugins/UltimakerMachineActions/UMOCheckupMachineAction.py

@@ -155,6 +155,7 @@ class UMOCheckupMachineAction(MachineAction):
         if output_devices:
             self._output_device = output_devices[0]
             try:
+                self._output_device.sendCommand("M18") # Turn off all motors so the user can move the axes
                 self._output_device.startPollEndstop()
                 self._output_device.bedTemperatureChanged.connect(self.bedTemperatureChanged)
                 self._output_device.hotendTemperaturesChanged.connect(self.hotendTemperatureChanged)

plugins/UltimakerMachineActions/UMOCheckupMachineAction.qml

@@ -39,38 +39,26 @@ Cura.MachineAction
             text: catalog.i18nc("@label", "It's a good idea to do a few sanity checks on your Ultimaker. You can skip this step if you know your machine is functional");
         }
 
-        Item
+        Row
         {
             id: startStopButtons
             anchors.top: pageDescription.bottom
             anchors.topMargin: UM.Theme.getSize("default_margin").height
             anchors.horizontalCenter: parent.horizontalCenter
-            height: childrenRect.height
+            width: childrenRect.width
-            width: startCheckButton.width + skipCheckButton.width + UM.Theme.getSize("default_margin").height < checkupMachineAction.width ? startCheckButton.width + skipCheckButton.width + UM.Theme.getSize("default_margin").height : checkupMachineAction.width
+            spacing: UM.Theme.getSize("default_margin").width
             Button
             {
                 id: startCheckButton
-                anchors.top: parent.top
-                anchors.left: parent.left
                 text: catalog.i18nc("@action:button","Start Printer Check");
                 onClicked:
                 {
-                    checkupMachineAction.heatupHotendStarted = false
+                    checkupMachineAction.heatupHotendStarted = false;
-                    checkupMachineAction.heatupBedStarted = false
+                    checkupMachineAction.heatupBedStarted = false;
-                    manager.startCheck()
+                    manager.startCheck();
+                    startCheckButton.visible = false;
                 }
             }
-
-            Button
-            {
-                id: skipCheckButton
-                anchors.top: parent.width < checkupMachineAction.width ? parent.top : startCheckButton.bottom
-                anchors.topMargin: parent.width < checkupMachineAction.width ? 0 : UM.Theme.getSize("default_margin").height/2
-                anchors.left: parent.width < checkupMachineAction.width ? startCheckButton.right : parent.left
-                anchors.leftMargin: parent.width < checkupMachineAction.width ? UM.Theme.getSize("default_margin").width : 0
-                text: catalog.i18nc("@action:button", "Skip Printer Check");
-                onClicked: manager.setFinished()
-            }
         }
 
         Item
@@ -232,7 +220,7 @@ Cura.MachineAction
                 anchors.left: parent.left
                 anchors.top: nozzleTempLabel.bottom
                 wrapMode: Text.WordWrap
-                text: catalog.i18nc("@label","Bed temperature check:")
+                text: catalog.i18nc("@label","Build plate temperature check:")
                 visible: checkupMachineAction.usbConnected && manager.hasHeatedBed
             }
 

plugins/UltimakerMachineActions/UMOUpgradeSelection.py

@@ -12,6 +12,9 @@ class UMOUpgradeSelection(MachineAction):
         super().__init__("UMOUpgradeSelection", catalog.i18nc("@action", "Select upgrades"))
         self._qml_url = "UMOUpgradeSelectionMachineAction.qml"
 
+    def _reset(self):
+        self.heatedBedChanged.emit()
+
     heatedBedChanged = pyqtSignal()
 
     @pyqtProperty(bool, notify = heatedBedChanged)

plugins/UltimakerMachineActions/UMOUpgradeSelectionMachineAction.qml

@@ -42,9 +42,9 @@ Cura.MachineAction
             anchors.top: pageDescription.bottom
             anchors.topMargin: UM.Theme.getSize("default_margin").height
 
-            text: catalog.i18nc("@label", "Heated bed (official kit or self-built)")
+            text: catalog.i18nc("@label", "Heated Build Plate (official kit or self-built)")
             checked: manager.hasHeatedBed
-            onClicked: manager.hasHeatedBed ? manager.removeHeatedBed() : manager.addHeatedBed()
+            onClicked: checked ? manager.addHeatedBed() : manager.removeHeatedBed()
         }
 
         UM.I18nCatalog { id: catalog; name: "cura"; }

plugins/UltimakerMachineActions/UpgradeFirmwareMachineAction.qml

@@ -56,29 +56,21 @@ Cura.MachineAction
             wrapMode: Text.WordWrap
             text: catalog.i18nc("@label", "Cura requires these new features and thus your firmware will most likely need to be upgraded. You can do so now.");
         }
-        Item
+        Row
         {
             anchors.top: upgradeText2.bottom
             anchors.topMargin: UM.Theme.getSize("default_margin").height
             anchors.horizontalCenter: parent.horizontalCenter
-            width: upgradeButton.width + skipUpgradeButton.width + UM.Theme.getSize("default_margin").height < upgradeFirmwareMachineAction.width ? upgradeButton.width + skipUpgradeButton.width + UM.Theme.getSize("default_margin").height : upgradeFirmwareMachineAction.width
+            width: childrenRect.width
+            spacing: UM.Theme.getSize("default_margin").width
             Button
             {
                 id: upgradeButton
-                anchors.top: parent.top
-                anchors.left: parent.left
                 text: catalog.i18nc("@action:button","Upgrade to Marlin Firmware");
-                onClicked: Cura.USBPrinterManager.updateAllFirmware()
+                onClicked:
-            }
-            Button
                 {
-                id: skipUpgradeButton
+                    Cura.USBPrinterManager.updateAllFirmware()
-                anchors.top: parent.width < upgradeFirmwareMachineAction.width ? parent.top : upgradeButton.bottom
+                }
-                anchors.topMargin: parent.width < upgradeFirmwareMachineAction.width ? 0 : UM.Theme.getSize("default_margin").height / 2
-                anchors.left: parent.width < upgradeFirmwareMachineAction.width ? upgradeButton.right : parent.left
-                anchors.leftMargin: parent.width < upgradeFirmwareMachineAction.width ? UM.Theme.getSize("default_margin").width : 0
-                text: catalog.i18nc("@action:button", "Skip Upgrade");
-                onClicked: manager.setFinished()
             }
         }
     }

plugins/VersionUpgrade/VersionUpgrade21to22/MachineInstance.py

@@ -73,13 +73,21 @@ class MachineInstance:
         config.set("general", "version", "2") # Hard-code version 2, since if this number changes the programmer MUST change this entire function.
 
         import VersionUpgrade21to22 # Import here to prevent circular dependencies.
+        has_machine_qualities = self._type_name in VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality()
         type_name = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translatePrinter(self._type_name)
-        active_profile = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateProfile(self._active_profile_name)
         active_material = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateProfile(self._active_material_name)
         variant = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariant(self._variant_name, type_name)
+        variant_materials = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariantForMaterials(self._variant_name, type_name)
+        active_profile = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateProfile(self._active_profile_name)
+        if has_machine_qualities: #This machine now has machine-quality profiles.
+            active_profile += "_" + active_material + "_" + variant
+            active_material += "_" + variant_materials #That means that the profile was split into multiple.
+            current_settings = "empty" #The profile didn't know the definition ID when it was upgraded, so it will have been invalid. Sorry, your current settings are lost now.
+        else:
+            current_settings = self._name + "_current_settings"
 
         containers = [
-            self._name + "_current_settings",
+            current_settings,
             active_profile,
             active_material,
             variant,
@@ -97,4 +105,4 @@ class MachineInstance:
 
         output = io.StringIO()
         config.write(output)
-        return self._filename, output.getvalue()
+        return [self._filename], [output.getvalue()]

plugins/VersionUpgrade/VersionUpgrade21to22/Preferences.py

@@ -77,4 +77,4 @@ class Preferences:
         #Output the result as a string.
         output = io.StringIO()
         self._config.write(output)
-        return self._filename, output.getvalue()
+        return [self._filename], [output.getvalue()]

plugins/VersionUpgrade/VersionUpgrade21to22/Profile.py

@@ -91,7 +91,7 @@ class Profile:
             translated_machine = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translatePrinter(self._machine_type_id)
             config.set("general", "definition", translated_machine)
         else:
-            config.set("general", "definition", "fdmprinter")
+            config.set("general", "definition", "fdmprinter") #In this case, the machine definition is unknown, and it might now have machine-specific profiles, in which case this will fail.
 
         config.add_section("metadata")
         if self._type:
@@ -105,8 +105,6 @@ class Profile:
                 config.set("metadata", "variant", VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariant(self._machine_variant_name, self._machine_type_id))
             else:
                 config.set("metadata", "variant", self._machine_variant_name)
-        if self._material_name and self._type != "material":
-            config.set("metadata", "material", self._material_name)
 
         if self._settings:
             VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateSettings(self._settings)
@@ -128,6 +126,34 @@ class Profile:
             for item in disabled_settings_defaults[1:]:
                 disabled_defaults_string += "," + str(item)
 
+        #Material metadata may cause the file to split, so do it last to minimise processing time (do more with the copy).
+        filenames = []
+        configs = []
+        if self._material_name and self._type != "material":
+            config.set("metadata", "material", self._material_name)
+            filenames.append(self._filename)
+            configs.append(config)
+        elif self._type != "material" and self._machine_type_id in VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality():
+            #Split this profile into multiple profiles, one for each material.
+            _new_materials = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality()[self._machine_type_id]["materials"]
+            _new_variants = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality()[self._machine_type_id]["variants"]
+            translated_machine = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translatePrinter(self._machine_type_id)
+            for material_id in _new_materials:
+                for variant_id in _new_variants:
+                    variant_id_new = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariant(variant_id, translated_machine)
+                    filenames.append("{profile}_{material}_{variant}".format(profile = self._filename, material = material_id, variant = variant_id_new))
+                    config_copy = configparser.ConfigParser(interpolation = None)
+                    config_copy.read_dict(config) #Copy the config to a new ConfigParser instance.
+                    variant_id_new_materials = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariantForMaterials(variant_id, translated_machine)
+                    config_copy.set("metadata", "material", "{material}_{variant}".format(material = material_id, variant = variant_id_new_materials))
+                    configs.append(config_copy)
+        else:
+            configs.append(config)
+            filenames.append(self._filename)
+
+        outputs = []
+        for config in configs:
             output = io.StringIO()
             config.write(output)
-        return self._filename, output.getvalue()
+            outputs.append(output.getvalue())
+        return filenames, outputs

plugins/VersionUpgrade/VersionUpgrade21to22/VersionUpgrade21to22.py

@@ -9,6 +9,29 @@ from . import MachineInstance # To upgrade machine instances.
 from . import Preferences #To upgrade preferences.
 from . import Profile # To upgrade profiles.
 
+##  Which machines have material-specific profiles in the new version?
+#
+#   These are the 2.1 machine identities with "has_machine_materials": true in
+#   their definitions in Cura 2.2. So these are the machines for which profiles
+#   need to split into multiple profiles, one for each material and variant.
+#
+#   Each machine has the materials and variants listed in which it needs to
+#   split, since those might be different per machine.
+#
+#   This should contain the definition as they are stated in the profiles. The
+#   inheritance structure cannot be found at this stage, since the definitions
+#   may have changed in later versions than 2.2.
+_machines_with_machine_quality = {
+    "ultimaker2plus": {
+        "materials": { "generic_abs", "generic_cpe", "generic_pla", "generic_pva" },
+        "variants": { "0.25 mm", "0.4 mm", "0.6 mm", "0.8 mm" }
+    },
+    "ultimaker2_extended_plus": {
+        "materials": { "generic_abs", "generic_cpe", "generic_pla", "generic_pva" },
+        "variants": { "0.25 mm", "0.4 mm", "0.6 mm", "0.8 mm" }
+    }
+}
+
 ##  How to translate printer names from the old version to the new.
 _printer_translations = {
     "ultimaker2plus": "ultimaker2_plus"
@@ -34,7 +57,14 @@ _setting_name_translations = {
     "skirt_line_width": "skirt_brim_line_width",
     "skirt_minimal_length": "skirt_brim_minimal_length",
     "skirt_speed": "skirt_brim_speed",
-    "speed_support_lines": "speed_support_infill"
+    "speed_support_lines": "speed_support_infill",
+    "speed_support_roof": "speed_support_interface",
+    "support_roof_density": "support_interface_density",
+    "support_roof_enable": "support_interface_enable",
+    "support_roof_extruder_nr": "support_interface_extruder_nr",
+    "support_roof_line_distance": "support_interface_line_distance",
+    "support_roof_line_width": "support_interface_line_width",
+    "support_roof_pattern": "support_interface_pattern"
 }
 
 ##  How to translate variants of specific machines from the old version to the
@@ -54,6 +84,24 @@ _variant_translations = {
     }
 }
 
+##  Cura 2.2's material profiles use a different naming scheme for variants.
+#
+#   Getting pretty stressed out by this sort of thing...
+_variant_translations_materials = {
+    "ultimaker2_plus": {
+        "0.25 mm": "ultimaker2_plus_0.25_mm",
+        "0.4 mm": "ultimaker2_plus_0.4_mm",
+        "0.6 mm": "ultimaker2_plus_0.6_mm",
+        "0.8 mm": "ultimaker2_plus_0.8_mm"
+    },
+    "ultimaker2_extended_plus": {
+        "0.25 mm": "ultimaker2_plus_0.25_mm",
+        "0.4 mm": "ultimaker2_plus_0.4_mm",
+        "0.6 mm": "ultimaker2_plus_0.6_mm",
+        "0.8 mm": "ultimaker2_plus_0.8_mm"
+    }
+}
+
 ##  Converts configuration from Cura 2.1's file formats to Cura 2.2's.
 #
 #   It converts the machine instances and profiles.
@@ -70,6 +118,13 @@ class VersionUpgrade21to22(VersionUpgrade):
         parser.read_string(serialised)
         return int(parser.get("general", "version")) #Explicitly give an exception when this fails. That means that the file format is not recognised.
 
+    ##  Gets a set of the machines which now have per-material quality profiles.
+    #
+    #   \return A set of machine identifiers.
+    @staticmethod
+    def machinesWithMachineQuality():
+        return _machines_with_machine_quality
+
     ##  Converts machine instances from format version 1 to version 2.
     #
     #   \param serialised The serialised machine instance in version 1.
@@ -146,32 +201,11 @@ class VersionUpgrade21to22(VersionUpgrade):
         for key, value in settings.items():
             if key == "fill_perimeter_gaps": #Setting is removed.
                 del settings[key]
-            elif key == "remove_overlapping_walls_0_enabled": #Setting is functionally replaced.
-                del settings[key]
-                settings["travel_compensate_overlapping_walls_0_enabled"] = value
-            elif key == "remove_overlapping_walls_enabled": #Setting is functionally replaced.
-                del settings[key]
-                settings["travel_compensate_overlapping_walls_enabled"] = value
-            elif key == "remove_overlapping_walls_x_enabled": #Setting is functionally replaced.
-                del settings[key]
-                settings["travel_compensate_overlapping_walls_x_enabled"] = value
             elif key == "retraction_combing": #Combing was made into an enum instead of a boolean.
                 settings[key] = "off" if (value == "False") else "all"
-            elif key == "retraction_hop": #Setting key was changed.
+            elif key in _setting_name_translations:
                 del settings[key]
-                settings["retraction_hop_enabled"] = value
+                settings[_setting_name_translations[key]] = value
-            elif key == "skirt_minimal_length": #Setting key was changed.
-                del settings[key]
-                settings["skirt_brim_minimal_length"] = value
-            elif key == "skirt_line_width": #Setting key was changed.
-                del settings[key]
-                settings["skirt_brim_line_width"] = value
-            elif key == "skirt_speed": #Setting key was changed.
-                del settings[key]
-                settings["skirt_brim_speed"] = value
-            elif key == "speed_support_lines": #Setting key was changed.
-                del settings[key]
-                settings["speed_support_infill"] = value
         return settings
 
     ##  Translates a setting name for the change from Cura 2.1 to 2.2.
@@ -195,3 +229,17 @@ class VersionUpgrade21to22(VersionUpgrade):
         if machine in _variant_translations and variant in _variant_translations[machine]:
             return _variant_translations[machine][variant]
         return variant
+
+    ##  Translates a variant name for the change from Cura 2.1 to 2.2 in
+    #   material profiles.
+    #
+    #   \param variant The name of the variant in Cura 2.1.
+    #   \param machine The name of the machine this variant is part of in Cura
+    #   2.2's naming.
+    #   \return The name of the corresponding variant for in material profiles
+    #   in Cura 2.2.
+    @staticmethod
+    def translateVariantForMaterials(variant, machine):
+        if machine in _variant_translations_materials and variant in _variant_translations_materials[machine]:
+            return _variant_translations_materials[machine][variant]
+        return variant

resources/definitions/fdmextruder.def.json

@@ -161,7 +161,7 @@
         },
         "platform_adhesion":
         {
-            "label": "Platform Adhesion",
+            "label": "Build Plate Adhesion",
             "type": "category",
             "icon": "category_adhesion",
             "description": "Adhesion",

resources/definitions/mankati_fullscale_xt_plus.def.json

@@ -54,13 +54,13 @@
         "speed_travel": { "default_value": 150 },
         "speed_layer_0": {
             "minimum_value": "0.1",
-            "default": 15.0
+            "default_value": 15.0
         },
-        "infill_overlap": { "default": 10 },
+        "infill_overlap": { "default_value": 10 },
-        "cool_fan_enabled": { "default": false },
+        "cool_fan_enabled": { "default_value": false },
-        "cool_fan_speed": { "default": 0 },
+        "cool_fan_speed": { "default_value": 0 },
-        "skirt_line_count": { "default": 3 },
+        "skirt_line_count": { "default_value": 3 },
-        "skirt_gap": { "default": 4 },
+        "skirt_gap": { "default_value": 4 },
-        "skirt_brim_minimal_length": { "default": 200 }
+        "skirt_brim_minimal_length": { "default_value": 200 }
     }
 }

resources/definitions/printrbot_simple.def.json

@@ -7,6 +7,7 @@
         "visible": true,
         "author": "Calvindog717",
         "manufacturer": "PrintrBot",
+        "category": "Other",
         "file_formats": "text/x-gcode"
     },
 

resources/definitions/ultimaker.def.json

@@ -7,5 +7,16 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "visible": false
+    },
+    "overrides": {
+        "material_print_temperature": {
+            "minimum_value": "0"
+        },
+        "material_bed_temperature": {
+            "minimum_value": "0"
+        },
+        "material_standby_temperature": {
+            "minimum_value": "0"
+        }
     }
 }

resources/definitions/ultimaker2.def.json

@@ -8,6 +8,7 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 3,
         "file_formats": "text/x-gcode",
         "icon": "icon_ultimaker2.png",
         "platform": "ultimaker2_platform.obj",
@@ -17,10 +18,12 @@
     },
     "overrides": {
         "machine_start_gcode" : {
-            "default_value": ""
+            "default_value": "",
+            "value": "\"\"  if machine_gcode_flavor == \"UltiGCode\" else \"G21 ;metric values\\nG90 ;absolute positioning\\nM82 ;set extruder to absolute mode\\nM107 ;start with the fan off\\nG1 X10 Y0 F4000;move X/Y to min endstops\\nG28 Z0 ;move Z to bottom endstops\\nG1 Z15.0 F9000 ;move the platform to 15mm\\nG92 E0 ;zero the extruded length\\nG1 F200 E10 ;extrude 10 mm of feed stock\\nG92 E0 ;zero the extruded length again\\nG1 F9000\\n;Put printing message on LCD screen\\nM117 Printing...\""
         },
         "machine_end_gcode" : {
-            "default_value": ""
+            "default_value": "",
+            "value": "\"\"  if machine_gcode_flavor == \"UltiGCode\" else \"M104 S0 ;extruder heater off\\nM140 S0 ;heated bed heater off (if you have it)\\nG91 ;relative positioning\\nG1 E-1 F300  ;retract the filament a bit before lifting the nozzle, to release some of the pressure\\nG1 Z+0.5 E-5 X-20 Y-20 F9000 ;move Z up a bit and retract filament even more\\nG28 X0 Y0 ;move X/Y to min endstops, so the head is out of the way\\nM84 ;steppers off\\nG90 ;absolute positioning\""
         },
         "machine_width": {
             "default_value": 223
@@ -57,7 +60,7 @@
             "default_value": 2
         },
         "gantry_height": {
-            "default_value": 55
+            "default_value": 48
         },
         "machine_use_extruder_offset_to_offset_coords": {
             "default_value": true
@@ -82,10 +85,10 @@
             "default_value": 45
         },
         "material_print_temperature": {
-            "enabled": "False"
+            "enabled": "not (material_flow_dependent_temperature) and machine_gcode_flavor != \"UltiGCode\""
         },
         "material_bed_temperature": {
-            "enabled": "False"
+            "enabled": "machine_heated_bed and machine_gcode_flavor != \"UltiGCode\""
         },
         "machine_max_feedrate_x": {
             "default_value": 300
@@ -103,22 +106,22 @@
             "default_value": 3000
         },
         "material_diameter": {
-            "enabled": "False"
+            "enabled": "machine_gcode_flavor != \"UltiGCode\""
         },
         "material_flow": {
-            "enabled": "False"
+            "enabled": "machine_gcode_flavor != \"UltiGCode\""
         },
         "retraction_amount": {
-            "enabled": "False"
+            "enabled": "retraction_enable and machine_gcode_flavor != \"UltiGCode\""
         },
         "retraction_speed": {
-            "enabled": "False"
+            "enabled": "retraction_enable and machine_gcode_flavor != \"UltiGCode\""
         },
         "retraction_retract_speed": {
-            "enabled": "False"
+            "enabled": "retraction_enable and machine_gcode_flavor != \"UltiGCode\""
         },
         "retraction_prime_speed": {
-            "enabled": "False"
+            "enabled": "retraction_enable and machine_gcode_flavor != \"UltiGCode\""
         }
     }
 }

resources/definitions/ultimaker2_extended.def.json

@@ -7,6 +7,7 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 3,
         "file_formats": "text/x-gcode",
         "icon": "icon_ultimaker2.png",
         "platform": "ultimaker2_platform.obj",

resources/definitions/ultimaker2_extended_plus.def.json

@@ -7,6 +7,7 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 2,
         "file_formats": "text/x-gcode",
         "platform": "ultimaker2_platform.obj",
         "platform_texture": "Ultimaker2ExtendedPlusbackplate.png",

resources/definitions/ultimaker2_go.def.json

@@ -7,6 +7,7 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 3,
         "file_formats": "text/x-gcode",
         "icon": "icon_ultimaker2.png",
         "platform": "ultimaker2go_platform.obj",

resources/definitions/ultimaker2_plus.def.json

@@ -7,6 +7,7 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 1,
         "file_formats": "text/x-gcode",
         "platform": "ultimaker2_platform.obj",
         "platform_texture": "Ultimaker2Plusbackplate.png",

resources/definitions/ultimaker_original.def.json

@@ -8,6 +8,7 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 4,
         "file_formats": "text/x-gcode",
         "icon": "icon_ultimaker.png",
         "platform": "ultimaker_platform.stl",
@@ -15,7 +16,7 @@
         "preferred_material": "*pla*",
         "preferred_quality": "*normal*",
         "first_start_actions": ["UMOUpgradeSelection", "UMOCheckup", "BedLevel"],
-        "supported_actions": ["UMOCheckup", "UpgradeFirmware", "BedLevel", "UMOUpgradeSelection"]
+        "supported_actions": ["UMOUpgradeSelection", "UMOCheckup", "BedLevel", "UpgradeFirmware"]
     },
 
     "overrides": {

resources/definitions/ultimaker_original_dual.def.json

@@ -0,0 +1,76 @@
+{
+    "id": "ultimaker_original_dual",
+    "version": 2,
+    "name": "Ultimaker Original Dual Extrusion",
+    "inherits": "ultimaker",
+    "metadata": {
+        "visible": true,
+        "author": "Ultimaker",
+        "manufacturer": "Ultimaker",
+        "category": "Ultimaker",
+        "weight": 4,
+        "file_formats": "text/x-gcode",
+        "icon": "icon_ultimaker.png",
+        "platform": "ultimaker_platform.stl",
+        "has_materials": true,
+        "preferred_material": "*pla*",
+        "preferred_quality": "*normal*",
+        "machine_extruder_trains":
+        {
+            "0": "ultimaker_original_dual_left",
+            "1": "ultimaker_original_dual_right"
+        },
+        "first_start_actions": ["UMOUpgradeSelection", "UMOCheckup", "BedLevel"],
+        "supported_actions": ["UMOUpgradeSelection", "UMOCheckup", "BedLevel", "UpgradeFirmware"]
+    },
+
+    "overrides": {
+        "machine_width": {
+            "default_value": 205
+        },
+        "machine_height": {
+            "default_value": 200
+        },
+        "machine_depth": {
+            "default_value": 195
+        },
+        "machine_center_is_zero": {
+            "default_value": false
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "machine_nozzle_heat_up_speed": {
+            "default_value": 2
+        },
+        "machine_nozzle_cool_down_speed": {
+            "default_value": 2
+        },
+        "machine_head_with_fans_polygon":
+        {
+            "default_value": [
+                [ -75, 35 ],
+                [ -75, -18 ],
+                [ 18, 35 ],
+                [ 18, -18 ]
+            ]
+        },
+        "gantry_height": {
+            "default_value": 55
+        },
+        "machine_use_extruder_offset_to_offset_coords": {
+            "default_value": true
+        },
+        "machine_gcode_flavor": {
+            "default_value": "RepRap (Marlin/Sprinter)"
+        },
+        "machine_start_gcode": {
+            "default_value": "G21 ;metric values\nG90 ;absolute positioning\nM82 ;set extruder to absolute mode\nM107 ;start with the fan off\nG28 X0 Y0 ;move X/Y to min endstops\nG28 Z0 ;move Z to min endstops\nG1 Z15.0 F9000 ;move the platform down 15mm\nG92 E0 ;zero the extruded length\nG1 F200 E6 ;extrude 6 mm of feed stock\nG92 E0 ;zero the extruded length again\nG1 F9000\n;Put printing message on LCD screen\nM117 Printing..."
+        },
+        "machine_end_gcode": {
+            "default_value": "M104 S0 ;extruder heater off\nM140 S0 ;heated bed heater off (if you have it)\nG91 ;relative positioning\nG1 E-1 F300  ;retract the filament a bit before lifting the nozzle, to release some of the pressure\nG1 Z+0.5 E-5 X-20 Y-20 F9000 ;move Z up a bit and retract filament even more\nG28 X0 Y0 ;move X/Y to min endstops, so the head is out of the way\nM84 ;steppers off\nG90 ;absolute positioning"
+        },
+        "machine_extruder_count": { "default_value": 2 },
+        "print_sequence": {"enabled": false}
+    }
+}

resources/definitions/ultimaker_original_plus.def.json

@@ -7,11 +7,13 @@
         "author": "Ultimaker",
         "manufacturer": "Ultimaker",
         "category": "Ultimaker",
+        "weight": 4,
         "file_formats": "text/x-gcode",
         "icon": "icon_ultimaker.png",
         "platform": "ultimaker2_platform.obj",
         "platform_texture": "UltimakerPlusbackplate.png",
-        "supported_actions":["UMOCheckup", "UpgradeFirmware", "BedLevel"]
+        "first_start_actions": ["UMOCheckup", "BedLevel"],
+        "supported_actions": ["UMOCheckup", "BedLevel", "UpgradeFirmware"]
     },
 
     "overrides": {

resources/extruders/ultimaker_original_dual_left.def.json

@@ -0,0 +1,19 @@
+{
+    "id": "ultimaker_original_dual_left",
+    "version": 2, 
+    "name": "Left Extruder",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "ultimaker_original_dual",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_offset_x": { "default_value": 0.0 },
+        "machine_nozzle_offset_y": { "default_value": 0.0 }
+    }
+}

resources/extruders/ultimaker_original_dual_right.def.json

@@ -0,0 +1,19 @@
+{
+    "id": "ultimaker_original_dual_right",
+    "version": 2, 
+    "name": "Right Extruder",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "ultimaker_original_dual",
+        "position": "1"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 1,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_offset_x": { "default_value": 0.0 },
+        "machine_nozzle_offset_y": { "default_value": 21.6 }
+    }
+}

resources/materials/generic_abs.xml.fdm_material

@@ -11,7 +11,7 @@ Generic PLA profile. Serves as an example file, data in this file is not correct
         </name>
         <GUID>60636bb4-518f-42e7-8237-fe77b194ebe0</GUID>
         <version>0</version>
-        <color_code>#FF0000</color_code>
+        <color_code>#8cb219</color_code>
     </metadata>
     <properties>
         <density>1.07</density>

resources/materials/generic_cpe.xml.fdm_material

@@ -11,7 +11,7 @@ Generic PLA profile. Serves as an example file, data in this file is not correct
         </name>
         <GUID>12f41353-1a33-415e-8b4f-a775a6c70cc6</GUID>
         <version>0</version>
-        <color_code>#0000FF</color_code>
+        <color_code>#159499</color_code>
     </metadata>
     <properties>
         <density>0.94</density>

resources/materials/generic_pla.xml.fdm_material

@@ -11,7 +11,7 @@ Generic PLA profile. Serves as an example file, data in this file is not correct
         </name>
         <GUID>506c9f0d-e3aa-4bd4-b2d2-23e2425b1aa9</GUID>
         <version>0</version>
-        <color_code>#00FF00</color_code>
+        <color_code>#ffc924</color_code>
     </metadata>
     <properties>
         <density>1.3</density>

resources/qml/Actions.qml

@@ -27,6 +27,7 @@ Item
 
     property alias multiplyObject: multiplyObjectAction;
 
+    property alias selectAll: selectAllAction;
     property alias deleteAll: deleteAllAction;
     property alias reloadAll: reloadAllAction;
     property alias resetAllTranslation: resetAllTranslationAction;
@@ -119,7 +120,7 @@ Item
     Action
     {
         id: updateProfileAction;
-        enabled: Cura.MachineManager.isGlobalStackValid && Cura.MachineManager.hasUserSettings && !Cura.MachineManager.isReadOnly(Cura.MachineManager.activeQualityId)
+        enabled: Cura.MachineManager.isActiveStackValid && Cura.MachineManager.hasUserSettings && !Cura.MachineManager.isReadOnly(Cura.MachineManager.activeQualityId)
         text: catalog.i18nc("@action:inmenu menubar:profile","&Update profile with current settings");
         onTriggered: Cura.MachineManager.updateQualityContainerFromUserContainer()
     }
@@ -135,7 +136,7 @@ Item
     Action
     {
         id: addProfileAction;
-        enabled: Cura.MachineManager.isGlobalStackValid && Cura.MachineManager.hasUserSettings
+        enabled: Cura.MachineManager.isActiveStackValid && Cura.MachineManager.hasUserSettings
         text: catalog.i18nc("@action:inmenu menubar:profile","&Create profile from current settings...");
     }
 
@@ -182,7 +183,7 @@ Item
     Action
     {
         id: deleteObjectAction;
-        text: catalog.i18nc("@action:inmenu","Delete Object");
+        text: catalog.i18nc("@action:inmenu","Delete Model");
         enabled: UM.Controller.toolsEnabled;
         iconName: "edit-delete";
     }
@@ -190,13 +191,13 @@ Item
     Action
     {
         id: centerObjectAction;
-        text: catalog.i18nc("@action:inmenu","Ce&nter Object on Platform");
+        text: catalog.i18nc("@action:inmenu","Ce&nter Model on Platform");
     }
 
     Action
     {
         id: groupObjectsAction
-        text: catalog.i18nc("@action:inmenu menubar:edit","&Group Objects");
+        text: catalog.i18nc("@action:inmenu menubar:edit","&Group Models");
         enabled: UM.Scene.numObjectsSelected > 1 ? true: false
         iconName: "object-group"
         shortcut: "Ctrl+G";
@@ -206,7 +207,7 @@ Item
     Action
     {
         id: unGroupObjectsAction
-        text: catalog.i18nc("@action:inmenu menubar:edit","Ungroup Objects");
+        text: catalog.i18nc("@action:inmenu menubar:edit","Ungroup Models");
         enabled: UM.Scene.isGroupSelected
         iconName: "object-ungroup"
         shortcut: "Ctrl+Shift+G";
@@ -216,7 +217,7 @@ Item
     Action
     {
         id: mergeObjectsAction
-        text: catalog.i18nc("@action:inmenu menubar:edit","&Merge Objects");
+        text: catalog.i18nc("@action:inmenu menubar:edit","&Merge Models");
         enabled: UM.Scene.numObjectsSelected > 1 ? true: false
         iconName: "merge";
         shortcut: "Ctrl+Alt+G";
@@ -226,14 +227,24 @@ Item
     Action
     {
         id: multiplyObjectAction;
-        text: catalog.i18nc("@action:inmenu","&Duplicate Object");
+        text: catalog.i18nc("@action:inmenu","&Duplicate Model");
         iconName: "edit-duplicate"
     }
 
+    Action
+    {
+        id: selectAllAction;
+        text: catalog.i18nc("@action:inmenu menubar:edit","&Select All Models");
+        enabled: UM.Controller.toolsEnabled;
+        iconName: "edit-select-all";
+        shortcut: "Ctrl+A";
+        onTriggered: Printer.selectAll();
+    }
+
     Action
     {
         id: deleteAllAction;
-        text: catalog.i18nc("@action:inmenu menubar:edit","&Clear Build Platform");
+        text: catalog.i18nc("@action:inmenu menubar:edit","&Clear Build Plate");
         enabled: UM.Controller.toolsEnabled;
         iconName: "edit-delete";
         shortcut: "Ctrl+D";
@@ -243,7 +254,7 @@ Item
     Action
     {
         id: reloadAllAction;
-        text: catalog.i18nc("@action:inmenu menubar:file","Re&load All Objects");
+        text: catalog.i18nc("@action:inmenu menubar:file","Re&load All Models");
         iconName: "document-revert";
         onTriggered: Printer.reloadAll();
     }
@@ -251,14 +262,14 @@ Item
     Action
     {
         id: resetAllTranslationAction;
-        text: catalog.i18nc("@action:inmenu menubar:edit","Reset All Object Positions");
+        text: catalog.i18nc("@action:inmenu menubar:edit","Reset All Model Positions");
         onTriggered: Printer.resetAllTranslation();
     }
 
     Action
     {
         id: resetAllAction;
-        text: catalog.i18nc("@action:inmenu menubar:edit","Reset All Object &Transformations");
+        text: catalog.i18nc("@action:inmenu menubar:edit","Reset All Model &Transformations");
         onTriggered: Printer.resetAll();
     }
 

resources/qml/AddMachineDialog.qml

@@ -16,12 +16,24 @@ UM.Dialog
 {
     id: base
     title: catalog.i18nc("@title:window", "Add Printer")
-    property string activeManufacturer: "Ultimaker";
+    property bool firstRun: false
+    property string preferredCategory: "Ultimaker"
+    property string activeCategory: preferredCategory
+
+    onVisibilityChanged:
+    {
+        // Reset selection and machine name
+        if (visible) {
+            activeCategory = preferredCategory;
+            machineList.currentIndex = 0;
+            machineName.text = getMachineName();
+        }
+    }
 
     signal machineAdded(string id)
     function getMachineName()
     {
-        var name = machineList.model.getItem(machineList.currentIndex).name
+        var name = machineList.model.getItem(machineList.currentIndex) != undefined ? machineList.model.getItem(machineList.currentIndex).name : ""
         return name
     }
 
@@ -36,6 +48,7 @@ UM.Dialog
             right: parent.right;
             bottom: parent.bottom;
         }
+
         ListView
         {
             id: machineList
@@ -44,8 +57,11 @@ UM.Dialog
             {
                 id: machineDefinitionsModel
                 filter: { "visible": true }
+                sectionProperty: "category"
+                preferredSectionValue: preferredCategory
             }
-            section.property: "manufacturer"
+
+            section.property: "section"
             section.delegate: Button
             {
                 text: section
@@ -76,16 +92,25 @@ UM.Dialog
                             sourceSize.width: width
                             sourceSize.height: width
                             color: palette.windowText
-                            source: base.activeManufacturer == section ? UM.Theme.getIcon("arrow_bottom") : UM.Theme.getIcon("arrow_right")
+                            source: base.activeCategory == section ? UM.Theme.getIcon("arrow_bottom") : UM.Theme.getIcon("arrow_right")
                         }
                     }
                 }
 
                 onClicked:
                 {
-                    base.activeManufacturer = section;
+                    base.activeCategory = section;
-                    machineList.currentIndex = machineList.model.find("manufacturer", section)
+                    if (machineList.model.getItem(machineList.currentIndex).section != section) {
-                    machineName.text = getMachineName()
+                        // Find the first machine from this section
+                        for(var i = 0; i < sortedMachineDefinitionsModel.count; i++) {
+                            var item = sortedMachineDefinitionsModel.getItem(i);
+                            if (item.section == section) {
+                                machineList.currentIndex = i;
+                                break;
+                            }
+                        }
+                    }
+                    machineName.text = getMachineName();
                 }
             }
 
@@ -114,7 +139,7 @@ UM.Dialog
                 states: State
                 {
                     name: "collapsed";
-                    when: base.activeManufacturer != model.manufacturer;
+                    when: base.activeCategory != model.section;
 
                     PropertyChanges { target: machineButton; opacity: 0; height: 0; }
                 }
@@ -158,14 +183,18 @@ UM.Dialog
         text: catalog.i18nc("@action:button", "Add Printer")
         anchors.bottom: parent.bottom
         anchors.right: parent.right
-        onClicked:
+        onClicked: addMachine()
+    }
+
+    onAccepted: addMachine()
+
+    function addMachine()
     {
         base.visible = false
         var item = machineList.model.getItem(machineList.currentIndex);
         Cura.MachineManager.addMachine(machineName.text, item.id)
         base.machineAdded(item.id) // Emit signal that the user added a machine.
     }
-    }
 
     Item
     {

resources/qml/AddMachineWizard.qml

@@ -1,32 +0,0 @@
-// Copyright (c) 2015 Ultimaker B.V.
-// Cura is released under the terms of the AGPLv3 or higher.
-
-import QtQuick 2.2
-import QtQuick.Controls 1.1
-import QtQuick.Layouts 1.1
-import QtQuick.Window 2.1
-
-import UM 1.1 as UM
-import Cura 1.0 as Cura
-
-import "WizardPages"
-
-UM.Wizard
-{
-    id: base;
-
-    title: catalog.i18nc("@title:window", "Add Printer")
-
-    // This part is optional
-    // This part checks whether there is a printer -> if not: some of the functions (delete for example) are disabled
-    firstRun: false
-
-    Component.onCompleted: {
-        base.appendPage(Qt.resolvedUrl("WizardPages/AddMachine.qml"), catalog.i18nc("@title", "Add Printer"));
-        base.currentPage = 0;
-    }
-
-    Item {
-        UM.I18nCatalog { id: catalog; name: "cura"; }
-    }
-}

resources/qml/Cura.qml

@@ -54,10 +54,7 @@ UM.MainWindow
         Keys.onPressed: {
             if (event.key == Qt.Key_Backspace)
             {
-                if(objectContextMenu.objectId != 0)
+                Cura.Actions.deleteSelection.trigger()
-                {
-                    Printer.deleteObject(objectContextMenu.objectId);
-                }
             }
         }
 
@@ -121,6 +118,7 @@ UM.MainWindow
                 MenuItem { action: Cura.Actions.undo; }
                 MenuItem { action: Cura.Actions.redo; }
                 MenuSeparator { }
+                MenuItem { action: Cura.Actions.selectAll; }
                 MenuItem { action: Cura.Actions.deleteSelection; }
                 MenuItem { action: Cura.Actions.deleteAll; }
                 MenuItem { action: Cura.Actions.resetAllTranslation; }
@@ -540,6 +538,7 @@ UM.MainWindow
         MenuItem { action: Cura.Actions.deleteObject; }
         MenuItem { action: Cura.Actions.multiplyObject; }
         MenuSeparator { }
+        MenuItem { action: Cura.Actions.selectAll; }
         MenuItem { action: Cura.Actions.deleteAll; }
         MenuItem { action: Cura.Actions.reloadAll; }
         MenuItem { action: Cura.Actions.resetAllTranslation; }
@@ -592,6 +591,7 @@ UM.MainWindow
     Menu
     {
         id: contextMenu;
+        MenuItem { action: Cura.Actions.selectAll; }
         MenuItem { action: Cura.Actions.deleteAll; }
         MenuItem { action: Cura.Actions.reloadAll; }
         MenuItem { action: Cura.Actions.resetAllTranslation; }
@@ -677,6 +677,7 @@ UM.MainWindow
         id: addMachineDialog
         onMachineAdded:
         {
+            machineActionsWizard.firstRun = addMachineDialog.firstRun
             machineActionsWizard.start(id)
         }
     }

resources/qml/JobSpecs.qml

@@ -209,7 +209,7 @@ Rectangle {
                         lengths = ["0.00"];
                         weights = ["0"];
                     }
-                    return catalog.i18nc("@label", "%1 m / %2 g").arg(lengths.join(" + ")).arg(weights.join(" + "));
+                    return catalog.i18nc("@label", "%1 m / ~ %2 g").arg(lengths.join(" + ")).arg(weights.join(" + "));
                 }
             }
         }

resources/qml/MachineAction.qml

@@ -3,6 +3,10 @@ import QtQuick 2.2
 Item
 {
     id: contentItem
+
+    // Point to the dialog containing the displayItem
+    property var dialog
+
     // Connect the finished property change to completed signal.
     property var finished: manager.finished
     onFinishedChanged: if(manager.finished) {completed()}

resources/qml/MonitorButton.qml

@@ -15,23 +15,57 @@ Rectangle
     UM.I18nCatalog { id: catalog; name:"cura"}
 
     property bool printerConnected: Cura.MachineManager.printerOutputDevices.length != 0
-    property real progress: printerConnected ? Cura.MachineManager.printerOutputDevices[0].progress : 0;
+    property bool printerAcceptsCommands: printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands
-    property int backendState: UM.Backend.state;
+    property real progress: printerConnected ? Cura.MachineManager.printerOutputDevices[0].progress : 0
+    property int backendState: UM.Backend.state
+
+
+    property bool showProgress: {
+        // determine if we need to show the progress bar + percentage
+        if(!printerConnected || !printerAcceptsCommands) {
+            return false;
+        }
+
+        switch(Cura.MachineManager.printerOutputDevices[0].jobState)
+        {
+            case "printing":
+            case "pre_print":  // heating, etc.
+            case "paused":
+                return true;
+            case "wait_cleanup":
+            case "ready":  // nut sure if this occurs, "" seems to be the ready state.
+            case "offline":
+            case "abort":  // note sure if this jobState actually occurs in the wild
+            case "error":  // after clicking abort you apparently get "error"
+            case "":  // ready to print or getting ready
+            default:
+                return false;
+        }
+    }
 
     property variant statusColor:
     {
-        if(!printerConnected)
+        if(!printerConnected || !printerAcceptsCommands)
-            return UM.Theme.getColor("status_offline")
+            return UM.Theme.getColor("text");
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "printing" || Cura.MachineManager.printerOutputDevices[0].jobState == "pre_print")
+
-            return UM.Theme.getColor("status_busy")
+        switch(Cura.MachineManager.printerOutputDevices[0].jobState)
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "ready" || Cura.MachineManager.printerOutputDevices[0].jobState == "")
+        {
-            return UM.Theme.getColor("status_ready")
+            case "printing":
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "paused")
+            case "pre_print":
-            return UM.Theme.getColor("status_paused")
+            case "wait_cleanup":
-        else if (Cura.MachineManager.printerOutputDevices[0].jobState == "error")
+                return UM.Theme.getColor("status_busy");
-            return UM.Theme.getColor("status_stopped")
+            case "ready":
-        else
+            case "":
-            return UM.Theme.getColor("text")
+                return UM.Theme.getColor("status_ready");
+            case "paused":
+                return UM.Theme.getColor("status_paused");
+            case "error":
+                return UM.Theme.getColor("status_stopped");
+            case "offline":
+                return UM.Theme.getColor("status_offline");
+            default:
+                return UM.Theme.getColor("text");
+        }
     }
 
     property bool activity: Printer.getPlatformActivity;
@@ -40,24 +74,28 @@ Rectangle
     property string statusText:
     {
         if(!printerConnected)
-        {
+            return catalog.i18nc("@label:MonitorStatus", "Not connected to a printer");
-            return catalog.i18nc("@label:", "Please check your printer connections")
+        if(!printerAcceptsCommands)
-        } else if(Cura.MachineManager.printerOutputDevices[0].jobState == "printing")
+            return catalog.i18nc("@label:MonitorStatus", "Printer does not accept commands");
-        {
-            return catalog.i18nc("@label:", "Printing...")
-        } else if(Cura.MachineManager.printerOutputDevices[0].jobState == "paused")
-        {
-            return catalog.i18nc("@label:", "Paused")
-        }
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "pre_print")
-        {
-            return catalog.i18nc("@label:", "Preparing...")
-        }
-        else
-        {
-            return " "
-        }
 
+        var printerOutputDevice = Cura.MachineManager.printerOutputDevices[0]
+        switch(printerOutputDevice.jobState)
+        {
+            case "offline":
+                return catalog.i18nc("@label:MonitorStatus", "Lost connection with the printer");
+            case "printing":
+                return catalog.i18nc("@label:MonitorStatus", "Printing...");
+            case "paused":
+                return catalog.i18nc("@label:MonitorStatus", "Paused");
+            case "pre_print":
+                return catalog.i18nc("@label:MonitorStatus", "Preparing...");
+            case "wait_cleanup":
+                return catalog.i18nc("@label:MonitorStatus", "Please remove the print");
+            case "error":
+                return printerOutputDevice.errorText;
+            default:
+                return " ";
+        }
     }
 
     Label
@@ -70,7 +108,7 @@ Rectangle
 
         color: base.statusColor
         font: UM.Theme.getFont("large")
-        text: statusText;
+        text: statusText
     }
 
     Label
@@ -81,8 +119,8 @@ Rectangle
 
         color: base.statusColor
         font: UM.Theme.getFont("large")
-        text: Math.round(progress) + "%";
+        text: Math.round(progress) + "%"
-        visible: printerConnected
+        visible: showProgress
     }
 
     Rectangle
@@ -96,6 +134,7 @@ Rectangle
         anchors.leftMargin: UM.Theme.getSize("default_margin").width
         radius: UM.Theme.getSize("progressbar_radius").width
         color: UM.Theme.getColor("progressbar_background")
+        visible: showProgress
 
         Rectangle
         {
@@ -111,7 +150,8 @@ Rectangle
         id: abortButton
 
         visible: printerConnected
-        enabled: printerConnected && (Cura.MachineManager.printerOutputDevices[0].jobState == "paused" || Cura.MachineManager.printerOutputDevices[0].jobState == "printing")
+        enabled: printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands &&
+                 (["paused", "printing", "pre_print"].indexOf(Cura.MachineManager.printerOutputDevices[0].jobState) >= 0)
 
         height: UM.Theme.getSize("save_button_save_to_button").height
         anchors.top: progressBar.bottom
@@ -120,20 +160,35 @@ Rectangle
         anchors.rightMargin: UM.Theme.getSize("default_margin").width
 
         text: catalog.i18nc("@label:", "Abort Print")
-        onClicked: { Cura.MachineManager.printerOutputDevices[0].setJobState("abort") }
+        onClicked: Cura.MachineManager.printerOutputDevices[0].setJobState("abort")
-
 
         style: ButtonStyle
         {
             background: Rectangle
             {
                 border.width: UM.Theme.getSize("default_lining").width
-                border.color: !control.enabled ? UM.Theme.getColor("action_button_disabled_border") :
+                border.color:
-                                  control.pressed ? UM.Theme.getColor("action_button_active_border") :
+                {
-                                  control.hovered ? UM.Theme.getColor("action_button_hovered_border") : UM.Theme.getColor("action_button_border")
+                    if(!control.enabled)
-                color: !control.enabled ? UM.Theme.getColor("action_button_disabled") :
+                        return UM.Theme.getColor("action_button_disabled_border");
-                           control.pressed ? UM.Theme.getColor("action_button_active") :
+                    else if(control.pressed)
-                           control.hovered ? UM.Theme.getColor("action_button_hovered") : UM.Theme.getColor("action_button")
+                        return UM.Theme.getColor("action_button_active_border");
+                    else if(control.hovered)
+                        return UM.Theme.getColor("action_button_hovered_border");
+                    else
+                        return UM.Theme.getColor("action_button_border");
+                }
+                color:
+                {
+                    if(!control.enabled)
+                        return UM.Theme.getColor("action_button_disabled");
+                    else if(control.pressed)
+                        return UM.Theme.getColor("action_button_active");
+                    else if(control.hovered)
+                        return UM.Theme.getColor("action_button_hovered");
+                    else
+                        return UM.Theme.getColor("action_button");
+                }
                 Behavior on color { ColorAnimation { duration: 50; } }
 
                 implicitWidth: actualLabel.contentWidth + (UM.Theme.getSize("default_margin").width * 2)
@@ -142,9 +197,17 @@ Rectangle
                 {
                     id: actualLabel
                     anchors.centerIn: parent
-                    color: !control.enabled ? UM.Theme.getColor("action_button_disabled_text") :
+                    color:
-                               control.pressed ? UM.Theme.getColor("action_button_active_text") :
+                    {
-                               control.hovered ? UM.Theme.getColor("action_button_hovered_text") : UM.Theme.getColor("action_button_text")
+                        if(!control.enabled)
+                            return UM.Theme.getColor("action_button_disabled_text");
+                        else if(control.pressed)
+                            return UM.Theme.getColor("action_button_active_text");
+                        else if(control.hovered)
+                            return UM.Theme.getColor("action_button_hovered_text");
+                        else
+                            return UM.Theme.getColor("action_button_text");
+                    }
                     font: UM.Theme.getFont("action_button")
                     text: control.text;
                 }
@@ -155,10 +218,7 @@ Rectangle
 
     Button
     {
-        id: pauseButton
+        id: pauseResumeButton
-
-        visible: printerConnected
-        enabled: printerConnected && (Cura.MachineManager.printerOutputDevices[0].jobState == "paused" || Cura.MachineManager.printerOutputDevices[0].jobState == "printing")
 
         height: UM.Theme.getSize("save_button_save_to_button").height
         anchors.top: progressBar.bottom
@@ -166,20 +226,77 @@ Rectangle
         anchors.right: abortButton.left
         anchors.rightMargin: UM.Theme.getSize("default_margin").width
 
-        text: printerConnected ? Cura.MachineManager.printerOutputDevices[0].jobState == "paused" ? catalog.i18nc("@label:", "Resume") : catalog.i18nc("@label:", "Pause") : ""
+        property bool userClicked: false
-        onClicked: { Cura.MachineManager.printerOutputDevices[0].jobState == "paused" ? Cura.MachineManager.printerOutputDevices[0].setJobState("print") : Cura.MachineManager.printerOutputDevices[0].setJobState("pause") }
+        property string lastJobState: ""
+
+        visible: printerConnected
+        enabled: (!userClicked) && printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands &&
+                 (["paused", "printing"].indexOf(Cura.MachineManager.printerOutputDevices[0].jobState) >= 0)
+
+        text: {
+            var result = "";
+            var jobState = Cura.MachineManager.printerOutputDevices[0].jobState;
+            if (!printerConnected) {
+              return "";
+            }
+
+            if (lastJobState !== jobState) {
+                // the userClicked message must disappear when an "automated" jobState comes by
+                userClicked = false;
+                lastJobState = jobState;
+            }
+
+            if (jobState == "paused")
+            {
+              if (userClicked) {
+                // User feedback for pretending we're already in "printing" mode.
+                result = catalog.i18nc("@label:", "Pause");
+              } else {
+                result = catalog.i18nc("@label:", "Resume");
+              }
+            } else {
+              if (userClicked) {
+                // User feedback for pretending we're already in "pause" mode.
+                result = catalog.i18nc("@label:", "Resume");
+              } else {
+                result = catalog.i18nc("@label:", "Pause");
+              }
+            }
+            return result;
+        }
+        onClicked: {
+          var newJobState = Cura.MachineManager.printerOutputDevices[0].jobState == "paused" ? "print" : "pause";
+          Cura.MachineManager.printerOutputDevices[0].setJobState(newJobState);
+          userClicked = true;
+        }
 
         style: ButtonStyle
         {
             background: Rectangle
             {
                 border.width: UM.Theme.getSize("default_lining").width
-                border.color: !control.enabled ? UM.Theme.getColor("action_button_disabled_border") :
+                border.color:
-                                  control.pressed ? UM.Theme.getColor("action_button_active_border") :
+                {
-                                  control.hovered ? UM.Theme.getColor("action_button_hovered_border") : UM.Theme.getColor("action_button_border")
+                    if(!control.enabled)
-                color: !control.enabled ? UM.Theme.getColor("action_button_disabled") :
+                        return UM.Theme.getColor("action_button_disabled_border");
-                           control.pressed ? UM.Theme.getColor("action_button_active") :
+                    else if(control.pressed)
-                           control.hovered ? UM.Theme.getColor("action_button_hovered") : UM.Theme.getColor("action_button")
+                        return UM.Theme.getColor("action_button_active_border");
+                    else if(control.hovered)
+                        return UM.Theme.getColor("action_button_hovered_border");
+                    else
+                        return UM.Theme.getColor("action_button_border");
+                }
+                color:
+                {
+                    if(!control.enabled)
+                        return UM.Theme.getColor("action_button_disabled");
+                    else if(control.pressed)
+                        return UM.Theme.getColor("action_button_active");
+                    else if(control.hovered)
+                        return UM.Theme.getColor("action_button_hovered");
+                    else
+                        return UM.Theme.getColor("action_button");
+                }
                 Behavior on color { ColorAnimation { duration: 50; } }
 
                 implicitWidth: actualLabel.contentWidth + (UM.Theme.getSize("default_margin").width * 2)
@@ -188,11 +305,19 @@ Rectangle
                 {
                     id: actualLabel
                     anchors.centerIn: parent
-                    color: !control.enabled ? UM.Theme.getColor("action_button_disabled_text") :
+                    color:
-                               control.pressed ? UM.Theme.getColor("action_button_active_text") :
+                    {
-                               control.hovered ? UM.Theme.getColor("action_button_hovered_text") : UM.Theme.getColor("action_button_text")
+                        if(!control.enabled)
+                            return UM.Theme.getColor("action_button_disabled_text");
+                        else if(control.pressed)
+                            return UM.Theme.getColor("action_button_active_text");
+                        else if(control.hovered)
+                            return UM.Theme.getColor("action_button_hovered_text");
+                        else
+                            return UM.Theme.getColor("action_button_text");
+                    }
                     font: UM.Theme.getFont("action_button")
-                    text: control.text;
+                    text: control.text
                 }
             }
         label: Item { }

resources/qml/Preferences/GeneralPage.qml

@@ -69,6 +69,7 @@ UM.PreferencesPage
 
         Row
         {
+            spacing: UM.Theme.getSize("default_margin").width
             Label
             {
                 id: languageLabel
@@ -167,7 +168,7 @@ UM.PreferencesPage
         UM.TooltipArea {
             width: childrenRect.width;
             height: childrenRect.height;
-            text: catalog.i18nc("@info:tooltip","Moves the camera so the object is in the center of the view when an object is selected")
+            text: catalog.i18nc("@info:tooltip","Moves the camera so the model is in the center of the view when an model is selected")
 
             CheckBox
             {
@@ -181,17 +182,18 @@ UM.PreferencesPage
         UM.TooltipArea {
             width: childrenRect.width
             height: childrenRect.height
-            text: catalog.i18nc("@info:tooltip", "Should objects on the platform be moved so that they no longer intersect?")
+            text: catalog.i18nc("@info:tooltip", "Should models on the platform be moved so that they no longer intersect?")
 
             CheckBox
             {
                 id: pushFreeCheckbox
-                text: catalog.i18nc("@option:check", "Ensure objects are kept apart")
+                text: catalog.i18nc("@option:check", "Ensure models are kept apart")
                 checked: boolCheck(UM.Preferences.getValue("physics/automatic_push_free"))
                 onCheckedChanged: UM.Preferences.setValue("physics/automatic_push_free", checked)
             }
         }
 
+
         UM.TooltipArea {
             width: childrenRect.width;
             height: childrenRect.height;
@@ -215,6 +217,19 @@ UM.PreferencesPage
                 }
             }
         }
+        UM.TooltipArea {
+            width: childrenRect.width
+            height: childrenRect.height
+            text: catalog.i18nc("@info:tooltip", "Should only the top layers be displayed in layerview?")
+
+            CheckBox
+            {
+                id: topLayersOnlyCheckbox
+                text: catalog.i18nc("@option:check", "Only display top layer(s) in layer view")
+                checked: boolCheck(UM.Preferences.getValue("view/only_show_top_layers"))
+                onCheckedChanged: UM.Preferences.setValue("view/only_show_top_layers", checked)
+            }
+        }
 
         Item
         {
@@ -232,12 +247,12 @@ UM.PreferencesPage
         UM.TooltipArea {
             width: childrenRect.width
             height: childrenRect.height
-            text: catalog.i18nc("@info:tooltip","Should objects be scaled to the build volume if they are too large?")
+            text: catalog.i18nc("@info:tooltip","Should models be scaled to the build volume if they are too large?")
 
             CheckBox
             {
                 id: scaleToFitCheckbox
-                text: catalog.i18nc("@option:check","Scale large objects")
+                text: catalog.i18nc("@option:check","Scale large models")
                 checked: boolCheck(UM.Preferences.getValue("mesh/scale_to_fit"))
                 onCheckedChanged: UM.Preferences.setValue("mesh/scale_to_fit", checked)
             }
@@ -246,12 +261,12 @@ UM.PreferencesPage
         UM.TooltipArea {
             width: childrenRect.width
             height: childrenRect.height
-            text: catalog.i18nc("@info:tooltip","An object may appear extremely small if its unit is for example in meters rather than millimeters. Should these objects be scaled up?")
+            text: catalog.i18nc("@info:tooltip","An model may appear extremely small if its unit is for example in meters rather than millimeters. Should these models be scaled up?")
 
             CheckBox
             {
                 id: scaleTinyCheckbox
-                text: catalog.i18nc("@option:check","Scale extremely small objects")
+                text: catalog.i18nc("@option:check","Scale extremely small models")
                 checked: boolCheck(UM.Preferences.getValue("mesh/scale_tiny_meshes"))
                 onCheckedChanged: UM.Preferences.setValue("mesh/scale_tiny_meshes", checked)
             }

resources/qml/Preferences/MachinesPage.qml

@@ -18,7 +18,10 @@ UM.ManagementPage
     }
 
     activeId: Cura.MachineManager.activeMachineId
-    activeIndex: {
+    activeIndex: activeMachineIndex()
+
+    function activeMachineIndex()
+    {
         for(var i = 0; i < model.rowCount(); i++) {
             if (model.getItem(i).id == Cura.MachineManager.activeMachineId) {
                 return i;
@@ -83,16 +86,17 @@ UM.ManagementPage
             Repeater
             {
                 id: machineActionRepeater
-                model: Cura.MachineActionManager.getSupportedActions(Cura.MachineManager.getDefinitionByMachineId(base.currentItem.id))
+                model: base.currentItem ? Cura.MachineActionManager.getSupportedActions(Cura.MachineManager.getDefinitionByMachineId(base.currentItem.id)) : null
 
                 Button
                 {
-                    text: machineActionRepeater.model[index].label;
+                    text: machineActionRepeater.model[index].label
                     onClicked:
                     {
-                        actionDialog.content = machineActionRepeater.model[index].displayItem
+                        actionDialog.content = machineActionRepeater.model[index].displayItem;
-                        machineActionRepeater.model[index].displayItem.reset()
+                        machineActionRepeater.model[index].displayItem.reset();
-                        actionDialog.show()
+                        actionDialog.title = machineActionRepeater.model[index].label;
+                        actionDialog.show();
                     }
                 }
             }
@@ -106,6 +110,13 @@ UM.ManagementPage
             {
                 contents = content;
                 content.onCompleted.connect(hide)
+                content.dialog = actionDialog
+            }
+            rightButtons: Button
+            {
+                text: catalog.i18nc("@action:button", "Close")
+                iconName: "dialog-close"
+                onClicked: actionDialog.reject()
             }
         }
 
@@ -118,8 +129,14 @@ UM.ManagementPage
 
             spacing: UM.Theme.getSize("default_margin").height
 
-            Label { text: catalog.i18nc("@label", "Type") }
+            Label
-            Label { text: base.currentItem ? base.currentItem.metadata.definition_name : "" }
+            {
+                text: catalog.i18nc("@label", "Type")
+                visible: base.currentItem && "definition_name" in base.currentItem.metadata
+            }
+            Label {
+                text: (base.currentItem && "definition_name" in base.currentItem.metadata) ? base.currentItem.metadata.definition_name : ""
+            }
         }
 
         UM.I18nCatalog { id: catalog; name: "uranium"; }
@@ -128,7 +145,16 @@ UM.ManagementPage
         {
             id: confirmDialog;
             object: base.currentItem && base.currentItem.name ? base.currentItem.name : "";
-            onYes: Cura.MachineManager.removeMachine(base.currentItem.id);
+            onYes:
+            {
+                Cura.MachineManager.removeMachine(base.currentItem.id);
+                if(!base.currentItem)
+                {
+                    objectList.currentIndex = activeMachineIndex()
+                }
+                //Force updating currentItem and the details panel
+                objectList.onCurrentIndexChanged()
+            }
         }
 
         UM.RenameDialog
@@ -138,11 +164,20 @@ UM.ManagementPage
             onAccepted:
             {
                 Cura.MachineManager.renameMachine(base.currentItem.id, newName.trim());
-                //Reselect current item to update details panel
+                //Force updating currentItem and the details panel
-                var index = objectList.currentIndex
+                objectList.onCurrentIndexChanged()
-                objectList.currentIndex = -1
-                objectList.currentIndex = index
             }
         }
+
+        Connections
+        {
+            target: Cura.MachineManager
+            onGlobalContainerChanged:
+            {
+                objectList.currentIndex = activeMachineIndex()
+                objectList.onCurrentIndexChanged()
+            }
+        }
+
     }
 }

resources/qml/Preferences/MaterialsPage.qml

@@ -67,6 +67,8 @@ UM.ManagementPage
             enabled: base.currentItem != null && base.currentItem.id != Cura.MachineManager.activeMaterialId
             onClicked: Cura.MachineManager.setActiveMaterial(base.currentItem.id)
         },
+        /*
+        // disabled because it has a lot of issues
         Button
         {
             text: catalog.i18nc("@action:button", "Duplicate");
@@ -89,7 +91,7 @@ UM.ManagementPage
 
                 Cura.MachineManager.setActiveMaterial(material_id)
             }
-        },
+        }, */
         Button
         {
             text: catalog.i18nc("@action:button", "Remove");
@@ -253,7 +255,7 @@ UM.ManagementPage
                 else if(result.status == "success")
                 {
                     messageDialog.icon = StandardIcon.Information
-                    messageDialog.text = catalog.i18nc("@info:status", "Successfully exported material to <filename>%1</filename>").arg(fileUrl)
+                    messageDialog.text = catalog.i18nc("@info:status", "Successfully exported material to <filename>%1</filename>").arg(result.path)
                     messageDialog.open()
                 }
                 CuraApplication.setDefaultPath("dialog_material_path", folder)

resources/qml/Preferences/ProfilesPage.qml

@@ -75,7 +75,7 @@ UM.ManagementPage
             onClicked:
             {
                 var selectedContainer;
-                if (objectList.currentItem.id == Cura.MachineManager.activeQualityId) {
+                if (base.currentItem.id == Cura.MachineManager.activeQualityId) {
                     selectedContainer = Cura.MachineManager.newQualityContainerFromQualityAndUser();
                 } else {
                     selectedContainer = Cura.MachineManager.duplicateContainer(base.currentItem.id);
@@ -197,7 +197,9 @@ UM.ManagementPage
             anchors.bottom: parent.bottom
 
             ListView {
-                model: Cura.ContainerSettingsModel{ containers:
+                model: Cura.ContainerSettingsModel
+                {
+                    containers:
                     {
                         if (!currentItem) {
                             return []

resources/qml/PrintMonitor.qml

@@ -12,6 +12,18 @@ import Cura 1.0 as Cura
 Column
 {
     id: printMonitor
+    property var connectedPrinter: printerConnected ? Cura.MachineManager.printerOutputDevices[0] : null
+
+    Cura.ExtrudersModel { id: extrudersModel }
+
+    Label
+    {
+        text: printerConnected ? connectedPrinter.connectionText : catalog.i18nc("@label", "The printer is not connected.")
+        color: printerConnected && printerAcceptsCommands ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
+        font: UM.Theme.getFont("default")
+        wrapMode: Text.WordWrap
+        width: base.width
+    }
 
     Loader
     {
@@ -24,8 +36,8 @@ Column
         delegate: Loader
         {
             sourceComponent: monitorItem
-            property string label: machineExtruderCount.properties.value > 1 ? catalog.i18nc("@label", "Hotend Temperature %1").arg(index + 1) : catalog.i18nc("@label", "Hotend Temperature")
+            property string label: machineExtruderCount.properties.value > 1 ? extrudersModel.getItem(index).name : catalog.i18nc("@label", "Hotend")
-            property string value: printerConnected ? Math.round(Cura.MachineManager.printerOutputDevices[0].hotendTemperatures[index]) + "°C" : ""
+            property string value: printerConnected ? Math.round(connectedPrinter.hotendTemperatures[index]) + "°C" : ""
         }
     }
     Repeater
@@ -34,8 +46,8 @@ Column
         delegate: Loader
         {
             sourceComponent: monitorItem
-            property string label: catalog.i18nc("@label", "Bed Temperature")
+            property string label: catalog.i18nc("@label", "Build plate")
-            property string value: printerConnected ? Math.round(Cura.MachineManager.printerOutputDevices[0].bedTemperature) + "°C" : ""
+            property string value: printerConnected ? Math.round(connectedPrinter.bedTemperature) + "°C" : ""
         }
     }
 
@@ -48,19 +60,19 @@ Column
     {
         sourceComponent: monitorItem
         property string label: catalog.i18nc("@label", "Job Name")
-        property string value: printerConnected ? Cura.MachineManager.printerOutputDevices[0].jobName : ""
+        property string value: printerConnected ? connectedPrinter.jobName : ""
     }
     Loader
     {
         sourceComponent: monitorItem
         property string label: catalog.i18nc("@label", "Printing Time")
-        property string value: printerConnected ? getPrettyTime(Cura.MachineManager.printerOutputDevices[0].timeTotal) : ""
+        property string value: printerConnected ? getPrettyTime(connectedPrinter.timeTotal) : ""
     }
     Loader
     {
         sourceComponent: monitorItem
         property string label: catalog.i18nc("@label", "Estimated time left")
-        property string value: printerConnected ? getPrettyTime(Cura.MachineManager.printerOutputDevices[0].timeTotal - Cura.MachineManager.printerOutputDevices[0].timeElapsed) : ""
+        property string value: printerConnected ? getPrettyTime(connectedPrinter.timeTotal - connectedPrinter.timeElapsed) : ""
     }
 
     Component
@@ -70,21 +82,24 @@ Column
         Row
         {
             height: UM.Theme.getSize("setting_control").height
+            width: base.width - 2 * UM.Theme.getSize("default_margin").width
             Label
             {
-                text: label
+                width: parent.width * 0.4
-                color: printerConnected ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
-                font: UM.Theme.getFont("default")
-                width: base.width * 0.4
-                elide: Text.ElideRight
                 anchors.verticalCenter: parent.verticalCenter
+                text: label
+                color: printerConnected && printerAcceptsCommands ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
+                font: UM.Theme.getFont("default")
+                elide: Text.ElideRight
             }
             Label
             {
-                text: value
+                width: parent.width * 0.6
-                color: printerConnected ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
-                font: UM.Theme.getFont("default")
                 anchors.verticalCenter: parent.verticalCenter
+                text: value
+                color: printerConnected && printerAcceptsCommands ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
+                font: UM.Theme.getFont("default")
+                elide: Text.ElideRight
             }
         }
     }

resources/qml/SaveButton.qml

@@ -84,6 +84,27 @@ Rectangle {
         anchors.topMargin: UM.Theme.getSize("default_margin").height
         anchors.left: parent.left
 
+        Row {
+            id: additionalComponentsRow
+            anchors.top: parent.top
+            anchors.right: saveToButton.visible ? saveToButton.left : parent.right
+            anchors.rightMargin: UM.Theme.getSize("default_margin").width
+
+            spacing: UM.Theme.getSize("default_margin").width
+        }
+
+        Connections {
+            target: Printer
+            onAdditionalComponentsChanged:
+            {
+                if(areaId == "saveButton") {
+                    for (var component in Printer.additionalComponents["saveButton"]) {
+                        Printer.additionalComponents["saveButton"][component].parent = additionalComponentsRow
+                    }
+                }
+            }
+        }
+
         Button {
             id: saveToButton
 
@@ -102,8 +123,7 @@ Rectangle {
             }
 
             style: ButtonStyle {
-                background:
+                background: Rectangle
-                Rectangle
                 {
                     border.width: UM.Theme.getSize("default_lining").width
                     border.color: !control.enabled ? UM.Theme.getColor("action_button_disabled_border") :

resources/qml/Settings/SettingComboBox.qml

@@ -86,18 +86,18 @@ SettingItem
             }
         }
 
-        onActivated: { forceActiveFocus(); provider.setPropertyValue("value", definition.options[index].key) }
+        onActivated: { forceActiveFocus(); propertyProvider.setPropertyValue("value", definition.options[index].key) }
         onModelChanged: updateCurrentIndex();
 
         Connections
         {
-            target: provider
+            target: propertyProvider
             onPropertiesChanged: control.updateCurrentIndex()
         }
 
         function updateCurrentIndex() {
             for(var i = 0; i < definition.options.length; ++i) {
-                if(definition.options[i].key == provider.properties.value) {
+                if(definition.options[i].key == propertyProvider.properties.value) {
                     currentIndex = i;
                     return;
                 }

resources/qml/Settings/SettingExtruder.qml

@@ -19,7 +19,10 @@ SettingItem
         model: Cura.ExtrudersModel
         {
             id: extruders_model
+            onModelChanged: control.color = extruders_model.getItem(control.currentIndex).color
         }
+        property string color: extruders_model.getItem(control.currentIndex).color
+
         textRole: "name"
 
         anchors.fill: parent
@@ -64,7 +67,7 @@ SettingItem
                     anchors.leftMargin: UM.Theme.getSize("default_lining").width
                     anchors.verticalCenter: parent.verticalCenter
 
-                    color: extruders_model.getItem(control.currentIndex).colour
+                    color: control.color
                     border.width: UM.Theme.getSize("default_lining").width
                     border.color: !enabled ? UM.Theme.getColor("setting_control_disabled_border") : UM.Theme.getColor("setting_control_border")
                 }
@@ -105,13 +108,14 @@ SettingItem
         onActivated:
         {
             forceActiveFocus();
-            provider.setPropertyValue("value", extruders_model.getItem(index).index)
+            propertyProvider.setPropertyValue("value", extruders_model.getItem(index).index);
+            control.color = extruders_model.getItem(index).color;
         }
         onModelChanged: updateCurrentIndex();
 
         Connections
         {
-            target: provider
+            target: propertyProvider
             onPropertiesChanged: control.updateCurrentIndex();
         }
 
@@ -119,9 +123,10 @@ SettingItem
         {
             for(var i = 0; i < extruders_model.rowCount(); ++i)
             {
-                if(extruders_model.getItem(i).index == provider.properties.value)
+                if(extruders_model.getItem(i).index == propertyProvider.properties.value)
                 {
-                    currentIndex = i;
+                    control.currentIndex = i;
+                    control.color = extruders_model.getItem(i).color;
                     return;
                 }
             }

resources/qml/Settings/SettingItem.qml

@@ -138,7 +138,7 @@ Item {
             {
                 id: linkedSettingIcon;
 
-                visible: base.settablePerExtruder != "True" && base.showLinkedSettingIcon
+                visible: Cura.MachineManager.activeStackId != Cura.MachineManager.activeMachineId && base.settablePerExtruder != "True" && base.showLinkedSettingIcon
 
                 height: parent.height;
                 width: height;

resources/qml/Settings/SettingTextField.qml

@@ -100,7 +100,7 @@ SettingItem
 
             maximumLength: 10;
 
-            validator: RegExpValidator { regExp: /[0-9.,-]{0,10}/ }
+            validator: RegExpValidator { regExp: (definition.type == "int") ? /^-?[0-9]{0,10}/ : /^-?[0-9.,]{0,10}/ } // definition.type property from parent loader used to disallow fractional number entry
 
             Binding
             {

resources/qml/Settings/SettingView.qml

@@ -125,7 +125,7 @@ ScrollView
             {
                 id: provider
 
-                containerStackId: delegate.stackId
+                containerStackId: Cura.MachineManager.activeMachineId
                 key: model.key ? model.key : ""
                 watchedProperties: [ "value", "enabled", "state", "validationState", "settable_per_extruder" ]
                 storeIndex: 0

resources/qml/Sidebar.qml

@@ -28,6 +28,7 @@ Rectangle
 
     // Is there an output device for this printer?
     property bool printerConnected: Cura.MachineManager.printerOutputDevices.length != 0
+    property bool printerAcceptsCommands: printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands
 
     color: UM.Theme.getColor("sidebar");
     UM.I18nCatalog { id: catalog; name:"cura"}
@@ -107,18 +108,29 @@ Rectangle
                 onClicked: monitoringPrint = true
                 iconSource: {
                     if(!printerConnected)
-                        return UM.Theme.getIcon("tab_monitor")
+                        return UM.Theme.getIcon("tab_monitor");
-                    else if(Cura.MachineManager.printerOutputDevices[0].jobState == "printing" || Cura.MachineManager.printerOutputDevices[0].jobState == "pre_print")
+                    else if(!printerAcceptsCommands)
-                        return UM.Theme.getIcon("tab_monitor_busy")
+                        return UM.Theme.getIcon("tab_monitor_unknown");
-                    else if(Cura.MachineManager.printerOutputDevices[0].jobState == "ready" || Cura.MachineManager.printerOutputDevices[0].jobState == "")
+
+                    switch(Cura.MachineManager.printerOutputDevices[0].jobState)
+                    {
+                        case "printing":
+                        case "pre_print":
+                        case "wait_cleanup":
+                            return UM.Theme.getIcon("tab_monitor_busy");
+                        case "ready":
+                        case "":
                             return UM.Theme.getIcon("tab_monitor_connected")
-                    else if(Cura.MachineManager.printerOutputDevices[0].jobState == "paused")
+                        case "paused":
                             return UM.Theme.getIcon("tab_monitor_paused")
-                    else if (Cura.MachineManager.printerOutputDevices[0].jobState == "error")
+                        case "error":
                             return UM.Theme.getIcon("tab_monitor_stopped")
-                    else
+                        case "offline":
+                            return UM.Theme.getIcon("tab_monitor_offline")
+                        default:
                             return UM.Theme.getIcon("tab_monitor")
                     }
+                }
                 checkable: true
                 checked: monitoringPrint
                 exclusiveGroup: sidebarHeaderBarGroup

resources/qml/SidebarHeader.qml

@@ -138,7 +138,7 @@ Column
                         anchors.leftMargin: (parent.height - height) / 2
                         anchors.verticalCenter: parent.verticalCenter
 
-                        color: model.colour
+                        color: model.color
                         border.width: UM.Theme.getSize("default_lining").width
                         border.color: UM.Theme.getColor("toggle_checked")
                     }

resources/qml/SidebarSimple.qml

@@ -216,7 +216,7 @@ Item
             anchors.verticalCenter: brimCheckBox.verticalCenter
             width: parent.width / 100 * 35 - 3 * UM.Theme.getSize("default_margin").width
             //: Bed adhesion label
-            text: catalog.i18nc("@label:listbox", "Bed Adhesion:");
+            text: catalog.i18nc("@label", "Helper Parts:");
             font: UM.Theme.getFont("default");
             color: UM.Theme.getColor("text");
         }
@@ -264,7 +264,7 @@ Item
             anchors.verticalCenter: supportCheckBox.verticalCenter
             width: parent.width / 100 * 35 - 3 * UM.Theme.getSize("default_margin").width
             //: Support label
-            text: catalog.i18nc("@label:listbox", "Support:");
+            text: "";
             font: UM.Theme.getFont("default");
             color: UM.Theme.getColor("text");
         }
@@ -327,7 +327,8 @@ Item
                     supportEnabled.setPropertyValue("value", false);
                 } else {
                     supportEnabled.setPropertyValue("value", true);
-                    supportExtruderNr.setPropertyValue("value", index - 1);
+                    // Send the extruder nr as a string.
+                    supportExtruderNr.setPropertyValue("value", String(index - 1));
                 }
             }
             MouseArea {
@@ -372,7 +373,7 @@ Item
         for(var extruderNumber = 0; extruderNumber < extruders.model.rowCount() ; extruderNumber++) {
             extruderModel.append({
                 text: catalog.i18nc("@label", "Print using %1").arg(extruders.model.getItem(extruderNumber).name),
-                color: extruders.model.getItem(extruderNumber).colour
+                color: extruders.model.getItem(extruderNumber).color
             })
         }
     }

resources/shaders/transparent_object.shader

@@ -1,7 +1,7 @@
 [shaders]
 vertex =
-    uniform highp mat4 u_viewProjectionMatrix;
     uniform highp mat4 u_modelMatrix;
+    uniform highp mat4 u_viewProjectionMatrix;
     uniform highp mat4 u_normalMatrix;
 
     attribute highp vec4 a_vertex;
@@ -10,7 +10,6 @@ vertex =
 
     varying highp vec3 v_vertex;
     varying highp vec3 v_normal;
-    varying highp vec2 v_uvs;
 
     void main()
     {
@@ -19,56 +18,47 @@ vertex =
 
         v_vertex = world_space_vert.xyz;
         v_normal = (u_normalMatrix * normalize(a_normal)).xyz;
-
-        v_uvs = a_uvs;
     }
 
 fragment =
     uniform mediump vec4 u_ambientColor;
     uniform mediump vec4 u_diffuseColor;
     uniform highp vec3 u_lightPosition;
-    uniform highp vec3 u_viewPosition;
+
     uniform mediump float u_opacity;
-    uniform sampler2D u_texture;
 
     varying highp vec3 v_vertex;
     varying highp vec3 v_normal;
-    varying highp vec2 v_uvs;
 
     void main()
     {
-        // Copied from platform.shader, removed texture
+        mediump vec4 finalColor = vec4(0.0);
-        mediump vec4 final_color = vec4(0.0);
 
         /* Ambient Component */
-        final_color += u_ambientColor;
+        finalColor += u_ambientColor;
 
         highp vec3 normal = normalize(v_normal);
-        highp vec3 light_dir = normalize(u_lightPosition - v_vertex);
+        highp vec3 lightDir = normalize(u_lightPosition - v_vertex);
 
         /* Diffuse Component */
-        highp float n_dot_l = clamp(dot(normal, light_dir), 0.0, 1.0);
+        highp float NdotL = clamp(abs(dot(normal, lightDir)), 0.0, 1.0);
-        final_color += (n_dot_l * u_diffuseColor);
+        finalColor += (NdotL * u_diffuseColor);
 
-        final_color.a = u_opacity;
+        gl_FragColor = finalColor;
-
+        gl_FragColor.a = u_opacity;
-        gl_FragColor = final_color;
     }
 
 [defaults]
-u_ambientColor = [0.3, 0.3, 0.3, 1.0]
+u_ambientColor = [0.1, 0.1, 0.1, 1.0]
-u_diffuseColor = [1.0, 1.0, 1.0, 1.0]
+u_diffuseColor = [0.4, 0.4, 0.4, 1.0]
 u_opacity = 0.5
-u_texture = 0
 
 [bindings]
-u_viewProjectionMatrix = view_projection_matrix
 u_modelMatrix = model_matrix
+u_viewProjectionMatrix = view_projection_matrix
 u_normalMatrix = normal_matrix
 u_lightPosition = light_0_position
-u_viewPosition = camera_position
 
 [attributes]
 a_vertex = vertex
 a_normal = normal
-a_uvs = uv0

resources/themes/cura/icons/notice.svg

@@ -1,13 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- Generator: Adobe Illustrator 16.2.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
-<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"
-	 width="512px" height="512px" viewBox="0 0 512 512" enable-background="new 0 0 512 512" xml:space="preserve">
+	 viewBox="0 0 30 30" xml:space="preserve">
-<path d="M240.168,503.311c-60.098,21.117-109.643-3.1-99.704-60.816c9.942-57.73,66.971-181.316,75.107-204.688
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-	c-20.175,20.447-72.704,68.808-112.33,82.886H240.168z"/>
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 </svg>

resources/themes/cura/icons/tab_monitor_unknown.svg

@@ -0,0 +1,97 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:sketch="http://www.bohemiancoding.com/sketch/ns"
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="30"
+   height="30"
+   viewBox="0 0 30 30"
+   version="1.1"
+   id="svg2"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="tab_monitor_unavailable.svg">
+  <metadata
+     id="metadata15">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title>Fill 1 Copy 3</dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <sodipodi:namedview
+     pagecolor="#000000"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1920"
+     inkscape:window-height="1148"
+     id="namedview13"
+     showgrid="false"
+     showborder="true"
+     inkscape:zoom="12.987195"
+     inkscape:cx="14.346643"
+     inkscape:cy="15.151358"
+     inkscape:window-x="-8"
+     inkscape:window-y="-8"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2"
+     inkscape:snap-global="true"
+     inkscape:object-nodes="false"
+     inkscape:snap-smooth-nodes="false"
+     inkscape:snap-midpoints="false"
+     inkscape:snap-intersection-paths="false"
+     inkscape:snap-bbox="true"
+     inkscape:snap-others="false"
+     inkscape:snap-nodes="false" />
+  <!-- Generator: Sketch 3.4.4 (17249) - http://www.bohemiancoding.com/sketch -->
+  <title
+     id="title4">Fill 1 Copy 3</title>
+  <desc
+     id="desc6">Created with Sketch.</desc>
+  <defs
+     id="defs8" />
+  <g
+     id="Page-1"
+     sketch:type="MSPage"
+     style="fill:none;fill-rule:evenodd;stroke:none;stroke-width:1"
+     transform="matrix(1.3157895,0,0,1.3157895,2.5,2.4999995)">
+    <g
+       id="HIG"
+       sketch:type="MSArtboardGroup"
+       transform="translate(-718,-2432)"
+       style="fill:#ffffff">
+      <path
+         d="m 718,2432 19,0 0,0.9048 -19,0 0,-0.9048 0,0 z m 0,18.0952 1.73776,0 1.7267,-0.9047 12.13477,0 1.69775,0.9047 1.70302,0 0,0.9048 -1.70166,0 -1.69911,-0.9048 -12.13593,0 -1.72554,0.8949 L 718,2451 l 0,-0.9048 0,0 z m 18.13636,-17.1904 0.86364,0 0,17.1904 -0.86364,0 0,-17.1904 0,0 z m -18.13636,0 0.86364,0 0,17.1904 -0.86364,0 0,-17.1904 0,0 z m 2.59091,1.8095 13.81818,0 0,12.6667 -13.81818,0 0,-12.6667 0,0 z m 0.86364,0.9047 12.0909,0 0,10.8572 -12.0909,0 0,-10.8572 0,0 z m 4.31818,0 3.45454,0 0,2.7143 -3.45454,0 0,-2.7143 0,0 z m -2.59091,9.9524 8.63636,0 0,0.9048 -8.63636,0 0,-0.9048 0,0 z m 3.45454,-7.2381 1.72728,0 0,0.9048 -1.72728,0 0,-0.9048 0,0 z"
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+  <circle
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+     id="text3339">
+    <path
+       d="m 25.53769,5.6750499 q 0,0.5319289 -0.157999,0.9427255 -0.152732,0.4055299 -0.43713,0.7057274 -0.284397,0.3001975 -0.68466,0.5371955 -0.394997,0.236998 -0.895326,0.4318631 l 0,1.2007899 -1.853851,0 0,-1.7748518 q 0.37393,-0.1000658 0.674127,-0.2053983 0.305464,-0.1053324 0.637262,-0.3423305 0.31073,-0.2106649 0.484529,-0.4897959 0.179065,-0.279131 0.179065,-0.6319947 0,-0.5266622 -0.34233,-0.7478604 -0.337064,-0.2264648 -0.953259,-0.2264648 -0.379197,0 -0.85846,0.1632653 -0.473996,0.1632653 -0.868992,0.4213298 l -0.210665,0 0,-1.6063199 q 0.337064,-0.1421988 1.037524,-0.2949308 0.700461,-0.1579987 1.421988,-0.1579987 1.300856,0 2.064517,0.5740619 0.76366,0.5740618 0.76366,1.5009874 z M 23.51004,11.6 l -2.127715,0 0,-1.390388 2.127715,0 0,1.390388 z"
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+</svg>