Merge branch 'master' of https://github.com/Ultimaker/Cura.git into master-CURA-1923

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
 
@@ -71,7 +72,6 @@ except ImportError:
     CuraVersion = "master"  # [CodeStyle: Reflecting imported value]
     CuraBuildType = ""
 
-
 class CuraApplication(QtApplication):
     class ResourceTypes:
         QmlFiles = Resources.UserType + 1
@@ -100,6 +100,9 @@ class CuraApplication(QtApplication):
         SettingDefinition.addSupportedProperty("global_inherits_stack", DefinitionPropertyType.Function, default = "-1")
         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")
         Resources.addStorageType(self.ResourceTypes.VariantInstanceContainer, "variants")
@@ -235,7 +238,7 @@ class CuraApplication(QtApplication):
             support
                 support_enable
                 support_type
-                support_roof_density
+                support_interface_density
             platform_adhesion
                 adhesion_type
                 brim_width

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/PrinterOutputDevice.py

@@ -35,6 +35,8 @@ class PrinterOutputDevice(QObject, OutputDevice):
         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")
@@ -77,6 +79,10 @@ class PrinterOutputDevice(QObject, OutputDevice):
 
     jobNameChanged = pyqtSignal()
 
+    errorTextChanged = pyqtSignal()
+
+    acceptsCommandsChanged = pyqtSignal()
+
     @pyqtProperty(str, notify = jobStateChanged)
     def jobState(self):
         return self._job_state
@@ -102,6 +108,26 @@ 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

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 None if not found.
+    @staticmethod
+    def getExtruderValue(extruder_index, key):
+        extruder = ExtruderManager.getInstance().getExtruderStack(extruder_index)
+        value = None
+
+        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/MachineManager.py

@@ -553,7 +553,7 @@ class MachineManager(QObject):
         return ""
 
     @pyqtSlot(str, str)
-    def renameQualityContainer(self, container_id, nbalew_name):
+    def renameQualityContainer(self, container_id, new_name):
         containers = UM.Settings.ContainerRegistry.getInstance().findInstanceContainers(id = container_id, type = "quality")
         if containers:
             new_name = self._createUniqueName("quality", containers[0].getName(), new_name,
@@ -744,10 +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)
-        if not stacks:
-            return
-        ExtruderManager.getInstance().removeMachineExtruders(stacks[0].getBottom().getId())
+        ExtruderManager.getInstance().removeMachineExtruders(machine_id)
 
         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:
-                old_extruder_stack_id = self._stack.getNextStack().getId()
+                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()

plugins/CuraEngineBackend/CuraEngineBackend.py

@@ -181,6 +181,11 @@ 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:

plugins/CuraEngineBackend/StartSliceJob.py

@@ -227,7 +227,7 @@ class StartSliceJob(Job):
     #   global_inherits_stack property.
     def _buildGlobalInheritsStackMessage(self, stack):
         for key in stack.getAllKeys():
-            extruder = int(stack.getProperty(key, "global_inherits_stack"))
+            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

plugins/GCodeWriter/GCodeWriter.py

@@ -90,12 +90,20 @@ class GCodeWriter(MeshWriter):
         prefix_length = len(prefix)
 
         container_with_profile = stack.findContainer({"type": "quality"})
+        if not container_with_profile:
+            Logger.log("e", "No valid quality profile found, not writing settings to GCode!")
+            return ""
+
         flat_global_container = self._createFlattenedContainerInstance(stack.getTop(),container_with_profile)
         serialized = flat_global_container.serialize()
         data = {"global_quality": serialized}
 
         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 = self._createFlattenedContainerInstance(extruder.getTop(), extruder_quality)
 
             extruder_serialized = flat_extruder_quality.serialize()

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
-#   are returned as visible. 
+##  The per object setting visibility handler ensures that only setting
+#   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 +58,22 @@ 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"))
+                    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

@@ -127,11 +127,7 @@ Item {
                         }
                     }
                 }
-                Component.onCompleted:
-                {
-                    // Ensure primary extruder is set as active
-                    UM.ActiveTool.setProperty("SelectedActiveExtruder", extruders_model.getItem(0).id)
-                }
+
                 onActivated: UM.ActiveTool.setProperty("SelectedActiveExtruder", extruders_model.getItem(index).id);
                 onModelChanged: updateCurrentIndex();
 

plugins/SolidView/SolidView.py

@@ -8,6 +8,7 @@ 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
 
@@ -43,7 +44,7 @@ class SolidView(View):
         if Application.getInstance().getGlobalContainerStack():
             if Preferences.getInstance().getValue("view/show_overhang"):
                 angle = Application.getInstance().getGlobalContainerStack().getProperty("support_angle", "value")
-                if angle is not None:
+                if angle is not None and Application.getInstance().getGlobalContainerStack().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.

plugins/VersionUpgrade/VersionUpgrade21to22/VersionUpgrade21to22.py

@@ -34,7 +34,14 @@ _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
@@ -146,32 +153,11 @@ 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
-            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
+                settings[_setting_name_translations[key]] = value
         return settings
 
     ##  Translates a setting name for the change from Cura 2.1 to 2.2.

resources/definitions/fdmprinter.def.json

@@ -506,7 +506,7 @@
                     "default_value": 0.1,
                     "minimum_value": "0.001",
                     "minimum_value_warning": "0.04",
-                    "maximum_value_warning": "0.8 * machine_nozzle_size",
+                    "maximum_value_warning": "0.8 * min(extruderValues('machine_nozzle_size'))",
                     "settable_per_mesh": false,
                     "settable_per_extruder": false
                 },
@@ -519,7 +519,7 @@
                     "default_value": 0.3,
                     "minimum_value": "0.001",
                     "minimum_value_warning": "0.04",
-                    "maximum_value_warning": "0.8 * machine_nozzle_size",
+                    "maximum_value_warning": "0.8 * min(extruderValues('machine_nozzle_size'))",
                     "settable_per_mesh": false,
                     "settable_per_extruder": false
                 },
@@ -635,16 +635,16 @@
                             "settable_per_mesh": false,
                             "settable_per_extruder": true
                         },
-                        "support_roof_line_width":
+                        "support_interface_line_width":
                         {
-                            "label": "Support Roof Line Width",
-                            "description": "Width of a single support roof line.",
+                            "label": "Support Interface Line Width",
+                            "description": "Width of a single support interface line.",
                             "unit": "mm",
                             "default_value": 0.4,
                             "minimum_value": "0.0001",
                             "maximum_value_warning": "machine_nozzle_size * 2",
                             "type": "float",
-                            "enabled": "support_roof_enable",
+                            "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable')",
                             "value": "line_width",
                             "settable_per_mesh": false,
                             "settable_per_extruder": true
@@ -1053,7 +1053,7 @@
                     "unit": "°C",
                     "type": "float",
                     "default_value": 210,
-                    "minimum_value": "0",
+                    "minimum_value": "-273.15",
                     "maximum_value_warning": "260",
                     "enabled": "not (material_flow_dependent_temperature)",
                     "settable_per_mesh": false,
@@ -1066,6 +1066,7 @@
                     "unit": "[[mm³,°C]]",
                     "type": "str",
                     "default_value": "[[3.5,200],[7.0,240]]",
+                    "enabled": "False",
                     "comments": "old enabled function: material_flow_dependent_temperature",
                     "settable_per_mesh": false,
                     "settable_per_extruder": true
@@ -1089,7 +1090,7 @@
                     "unit": "°C",
                     "type": "float",
                     "default_value": 60,
-                    "minimum_value": "0",
+                    "minimum_value": "-273.15",
                     "maximum_value_warning": "260",
                     "enabled": "machine_heated_bed",
                     "settable_per_mesh": false,
@@ -1268,7 +1269,7 @@
                     "type": "float",
                     "unit": "°C",
                     "default_value": 150,
-                    "minimum_value": "0",
+                    "minimum_value": "-273.15",
                     "maximum_value_warning": "260",
                     "settable_per_mesh": false,
                     "settable_per_extruder": true
@@ -1462,17 +1463,17 @@
                                     "settable_per_mesh": false,
                                     "settable_per_extruder": true
                                 },
-                                "speed_support_roof":
+                                "speed_support_interface":
                                 {
-                                    "label": "Support Roof Speed",
-                                    "description": "The speed at which the roofs of support are printed. Printing the support roof at lower speeds can improve overhang quality.",
+                                    "label": "Support Interface Speed",
+                                    "description": "The speed at which the roofs and bottoms of support are printed. Printing the them at lower speeds can improve overhang quality.",
                                     "unit": "mm/s",
                                     "type": "float",
                                     "default_value": 40,
                                     "minimum_value": "0.1",
                                     "maximum_value": "299792458000",
                                     "maximum_value_warning": "150",
-                                    "enabled": "support_roof_enable and support_enable",
+                                    "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
                                     "value": "speed_support / 1.5",
                                     "settable_per_mesh": false,
                                     "settable_per_extruder": true
@@ -1545,8 +1546,8 @@
                             "minimum_value": "0.1",
                             "maximum_value": "299792458000",
                             "maximum_value_warning": "300",
-                            "settable_per_mesh": true,
-                            "settable_per_extruder": true
+                            "settable_per_extruder": true,
+                            "settable_per_mesh": false
                         }
                     }
                 },
@@ -1693,9 +1694,9 @@
                                     "settable_per_mesh": false,
                                     "settable_per_extruder": true
                                 },
-                                "acceleration_support_roof": {
-                                    "label": "Support Roof Acceleration",
-                                    "description": "The acceleration with which the roofs of support are printed. Printing the support roof at lower accelerations can improve overhang quality.",
+                                "acceleration_support_interface": {
+                                    "label": "Support Interface Acceleration",
+                                    "description": "The acceleration with which the roofs and bottoms of support are printed. Printing them at lower accelerations can improve overhang quality.",
                                     "unit": "mm/s²",
                                     "type": "float",
                                     "default_value": 3000,
@@ -1703,7 +1704,7 @@
                                     "minimum_value": "0.1",
                                     "minimum_value_warning": "100",
                                     "maximum_value_warning": "10000",
-                                    "enabled": "acceleration_enabled and support_roof_enable and support_enable",
+                                    "enabled": "acceleration_enabled and extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
                                     "settable_per_mesh": false,
                                     "settable_per_extruder": true
                                 }
@@ -1748,7 +1749,38 @@
                     "minimum_value_warning": "100",
                     "maximum_value_warning": "10000",
                     "enabled": "acceleration_enabled",
-                    "settable_per_mesh": true
+                    "settable_per_mesh": true,
+                    "children": {
+                        "acceleration_print_layer_0":
+                        {
+                            "label": "Initial Layer Print Acceleration",
+                            "description": "The acceleration during the printing of the initial layer.",
+                            "unit": "mm/s",
+                            "type": "float",
+                            "default_value": 3000,
+                            "value": "acceleration_layer_0",
+                            "minimum_value": "0.1",
+                            "minimum_value_warning": "100",
+                            "maximum_value_warning": "10000",
+                            "enabled": "acceleration_enabled",
+                            "settable_per_mesh": true
+                        },
+                        "acceleration_travel_layer_0":
+                        {
+                            "label": "Initial Layer Travel Acceleration",
+                            "description": "The acceleration for travel moves in the initial layer.",
+                            "unit": "mm/s",
+                            "type": "float",
+                            "default_value": 3000,
+                            "value": "acceleration_layer_0 * acceleration_travel / acceleration_print",
+                            "minimum_value": "0.1",
+                            "minimum_value_warning": "100",
+                            "maximum_value_warning": "10000",
+                            "enabled": "acceleration_enabled",
+                            "settable_per_extruder": true,
+                            "settable_per_mesh": false
+                        }
+                    }
                 },
                 "acceleration_skirt_brim": {
                     "label": "Skirt/Brim Acceleration",
@@ -1881,9 +1913,9 @@
                                     "settable_per_mesh": false,
                                     "settable_per_extruder": true
                                 },
-                                "jerk_support_roof": {
-                                    "label": "Support Roof Jerk",
-                                    "description": "The maximum instantaneous velocity change with which the roofs of support are printed.",
+                                "jerk_support_interface": {
+                                    "label": "Support Interface Jerk",
+                                    "description": "The maximum instantaneous velocity change with which the roofs and bottoms of support are printed.",
                                     "unit": "mm/s",
                                     "type": "float",
                                     "default_value": 20,
@@ -1891,7 +1923,7 @@
                                     "minimum_value": "0.1",
                                     "minimum_value_warning": "5",
                                     "maximum_value_warning": "50",
-                                    "enabled": "jerk_enabled and support_roof_enable and support_enable",
+                                    "enabled": "jerk_enabled and extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
                                     "settable_per_mesh": false,
                                     "settable_per_extruder": true
                                 }
@@ -1936,7 +1968,38 @@
                     "minimum_value_warning": "5",
                     "maximum_value_warning": "50",
                     "enabled": "jerk_enabled",
-                    "settable_per_mesh": true
+                    "settable_per_mesh": true,
+                    "children": {
+                        "jerk_print_layer_0":
+                        {
+                            "label": "Initial Layer Print Jerk",
+                            "description": "The maximum instantaneous velocity change during the printing of the initial layer.",
+                            "unit": "mm/s",
+                            "type": "float",
+                            "default_value": 20,
+                            "value": "jerk_layer_0",
+                            "minimum_value": "0.1",
+                            "minimum_value_warning": "5",
+                            "maximum_value_warning": "50",
+                            "enabled": "jerk_enabled",
+                            "settable_per_mesh": true
+                        },
+                        "jerk_travel_layer_0":
+                        {
+                            "label": "Initial Layer Travel Jerk",
+                            "description": "The acceleration for travel moves in the initial layer.",
+                            "unit": "mm/s",
+                            "type": "float",
+                            "default_value": 20,
+                            "value": "jerk_layer_0 * jerk_travel / jerk_print",
+                            "minimum_value": "0.1",
+                            "minimum_value_warning": "5",
+                            "maximum_value_warning": "50",
+                            "enabled": "jerk_enabled",
+                            "settable_per_extruder": true,
+                            "settable_per_mesh": false
+                        }
+                    }
                 },
                 "jerk_skirt_brim": {
                     "label": "Skirt/Brim Jerk",
@@ -2207,7 +2270,7 @@
                     "description": "Connect the ZigZags. This will increase the strength of the zig zag support structure.",
                     "type": "bool",
                     "default_value": true,
-                    "enabled": "support_enable and (support_pattern == \"zigzag\")",
+                    "enabled": "support_enable and (support_pattern == 'zigzag')",
                     "settable_per_mesh": false,
                     "settable_per_extruder": true
                 },
@@ -2263,7 +2326,7 @@
                             "default_value": 0.15,
                             "type": "float",
                             "enabled": "support_enable",
-                            "value": "support_z_distance",
+                            "value": "extruderValue(support_extruder_nr, 'support_z_distance')",
                             "global_inherits_stack": "support_extruder_nr",
                             "settable_per_mesh": true
                         },
@@ -2319,7 +2382,7 @@
                     "default_value": 0.2,
                     "value": "machine_nozzle_size / 2",
                     "global_inherits_stack": "support_extruder_nr",
-                    "enabled": "support_enable and support_xy_overrides_z=='z_overrides_xy'",
+                    "enabled": "support_enable and extruderValue(support_extruder_nr, 'support_xy_overrides_z') == 'z_overrides_xy'",
                     "settable_per_mesh": true
                 },
                 "support_bottom_stair_step_height":
@@ -2374,62 +2437,96 @@
                     "enabled": "support_enable",
                     "settable_per_mesh": true
                 },
-                "support_roof_enable":
+                "support_interface_enable":
                 {
-                    "label": "Enable Support Roof",
-                    "description": "Generate a dense top skin at the top of the support on which the model is printed.",
+                    "label": "Enable Support Interface",
+                    "description": "Generate a dense interface between the model and the support. This will create a skin at the top of the support on which the model is printed and at the bottom of the support, where it rests on the model.",
                     "type": "bool",
                     "default_value": false,
                     "global_inherits_stack": "support_extruder_nr",
                     "enabled": "support_enable",
                     "settable_per_mesh": true
                 },
-                "support_roof_height":
+                "support_interface_height":
                 {
-                    "label": "Support Roof Thickness",
-                    "description": "The thickness of the support roofs.",
+                    "label": "Support Interface Thickness",
+                    "description": "The thickness of the interface of the support where it touches with the model on the bottom or the top.",
                     "unit": "mm",
                     "type": "float",
                     "default_value": 1,
                     "minimum_value": "0",
                     "global_inherits_stack": "support_extruder_nr",
                     "maximum_value_warning": "10",
-                    "enabled": "support_roof_enable and support_enable",
-                    "settable_per_mesh": true
+                    "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
+                    "settable_per_mesh": true,
+                    "children":
+                    {
+                        "support_roof_height":
+                        {
+                            "label": "Support Roof Thickness",
+                            "description": "The thickness of the support roofs. This controls the amount of dense layers at the top of the support on which the model rests.",
+                            "unit": "mm",
+                            "type": "float",
+                            "default_value": 1,
+                            "value": "extruderValue(support_extruder_nr, 'support_interface_height')",
+                            "minimum_value": "0",
+                            "global_inherits_stack": "support_extruder_nr",
+                            "maximum_value_warning": "10",
+                            "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
+                            "settable_per_mesh": true
+                        },
+                        "support_bottom_height":
+                        {
+                            "label": "Support Bottom Thickness",
+                            "description": "The thickness of the support bottoms. This controls the number of dense layers are printed on top of places of a model on which support rests.",
+                            "unit": "mm",
+                            "type": "float",
+                            "default_value": 1,
+                            "value": "extruderValue(support_extruder_nr, 'support_interface_height')",
+                            "minimum_value": "0",
+                            "minimum_value_warning": "extruderValue(support_extruder_nr, 'support_bottom_stair_step_height')",
+                            "global_inherits_stack": "support_extruder_nr",
+                            "maximum_value_warning": "10",
+                            "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
+                            "settable_per_mesh": true
+                        }
+                    }
                 },
-                "support_roof_density":
+                "support_interface_density":
                 {
-                    "label": "Support Roof Density",
-                    "description": "Adjusts the density of the roof of the support structure. A higher value results in better overhangs, but the supports are harder to remove.",
+                    "label": "Support Interface Density",
+                    "description": "Adjusts the density of the roofs and bottoms of the support structure. A higher value results in better overhangs, but the supports are harder to remove.",
                     "unit": "%",
                     "type": "float",
                     "default_value": 100,
                     "minimum_value": "0",
                     "maximum_value_warning": "100",
-                    "enabled":"support_roof_enable and support_enable",
+                    "global_inherits_stack": "support_extruder_nr",
+                    "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
                     "settable_per_mesh": false,
                     "settable_per_extruder": true,
                     "children":
                     {
-                        "support_roof_line_distance":
+                        "support_interface_line_distance":
                         {
-                            "label": "Support Roof Line Distance",
-                            "description": "Distance between the printed support roof lines. This setting is calculated by the support roof Density, but can be adjusted separately.",
+                            "label": "Support Interface Line Distance",
+                            "description": "Distance between the printed support interface lines. This setting is calculated by the Support Interface Density, but can be adjusted separately.",
                             "unit": "mm",
                             "type": "float",
                             "default_value": 0.4,
                             "minimum_value": "0",
-                            "value": "0 if support_roof_density == 0 else (support_roof_line_width * 100) / support_roof_density * (2 if support_roof_pattern == \"grid\" else (3 if support_roof_pattern == \"triangles\" else 1))",
-                            "enabled": "support_roof_enable and support_enable",
+                            "value": "0 if support_interface_density == 0 else (support_interface_line_width * 100) / support_interface_density * (2 if support_interface_pattern == \"grid\" else (3 if support_interface_pattern == \"triangles\" else 1))",
+                            "global_inherits_stack": "support_extruder_nr",
+                            "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
                             "settable_per_mesh": false,
                             "settable_per_extruder": true
                         }
                     }
                 },
-                "support_roof_pattern":
+                "support_interface_pattern":
                 {
-                    "label": "Support Roof Pattern",
-                    "description": "The pattern with which the top of the support is printed.",
+                    "label": "Support Interface Pattern",
+                    "description": "The pattern with which the interface of the support with the model is printed.",
                     "type": "enum",
                     "options":
                     {
@@ -2440,7 +2537,8 @@
                         "zigzag": "Zig Zag"
                     },
                     "default_value": "concentric",
-                    "enabled": "support_roof_enable and support_enable",
+                    "global_inherits_stack": "support_extruder_nr",
+                    "enabled": "extruderValue(support_extruder_nr, 'support_interface_enable') and support_enable",
                     "settable_per_mesh": false,
                     "settable_per_extruder": true
                 },
@@ -2464,7 +2562,7 @@
                     "global_inherits_stack": "support_extruder_nr",
                     "minimum_value": "0",
                     "maximum_value_warning": "10",
-                    "enabled": "support_enable and support_use_towers",
+                    "enabled": "support_enable and extruderValue(support_extruder_nr, 'support_use_towers')",
                     "settable_per_mesh": true
                 },
                 "support_minimal_diameter":
@@ -2477,8 +2575,8 @@
                     "global_inherits_stack": "support_extruder_nr",
                     "minimum_value": "0",
                     "maximum_value_warning": "10",
-                    "maximum_value": "support_tower_diameter",
-                    "enabled": "support_enable and support_use_towers",
+                    "maximum_value": "extruderValue(support_extruder_nr, 'support_tower_diameter')",
+                    "enabled": "support_enable and extruderValue(support_extruder_nr, 'support_use_towers')",
                     "settable_per_mesh": true
                 },
                 "support_tower_roof_angle":
@@ -2491,7 +2589,7 @@
                     "maximum_value": "90",
                     "default_value": 65,
                     "global_inherits_stack": "support_extruder_nr",
-                    "enabled": "support_enable and support_use_towers",
+                    "enabled": "support_enable and extruderValue(support_extruder_nr, 'support_use_towers')",
                     "settable_per_mesh": true
                 }
             }
@@ -3075,14 +3173,14 @@
                             "settable_per_mesh": false,
                             "settable_per_extruder": false
                         },
-                        "support_roof_extruder_nr":
+                        "support_interface_extruder_nr":
                         {
-                            "label": "Support Roof Extruder",
-                            "description": "The extruder train to use for printing the roof of the support. This is used in multi-extrusion.",
+                            "label": "Support Interface Extruder",
+                            "description": "The extruder train to use for printing the roofs and bottoms of the support. This is used in multi-extrusion.",
                             "type": "extruder",
                             "default_value": "0",
                             "value": "support_extruder_nr",
-                            "enabled": "support_enable and support_roof_enable",
+                            "enabled": "support_enable and extruderValue(support_extruder_nr, 'support_interface_enable')",
                             "settable_per_mesh": false,
                             "settable_per_extruder": false
                         }

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 },
-        "cool_fan_enabled": { "default": false },
-        "cool_fan_speed": { "default": 0 },
-        "skirt_line_count": { "default": 3 },
-        "skirt_gap": { "default": 4 },
-        "skirt_brim_minimal_length": { "default": 200 }
+        "infill_overlap": { "default_value": 10 },
+        "cool_fan_enabled": { "default_value": false },
+        "cool_fan_speed": { "default_value": 0 },
+        "skirt_line_count": { "default_value": 3 },
+        "skirt_gap": { "default_value": 4 },
+        "skirt_brim_minimal_length": { "default_value": 200 }
     }
 }

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",
@@ -82,10 +83,10 @@
             "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 +104,22 @@
             "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",

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/qml/AddMachineDialog.qml

@@ -16,6 +16,7 @@ UM.Dialog
 {
     id: base
     title: catalog.i18nc("@title:window", "Add Printer")
+    property bool firstRun: false
     property string preferredCategory: "Ultimaker"
     property string activeCategory: preferredCategory
 
@@ -32,7 +33,7 @@ UM.Dialog
     signal machineAdded(string id)
     function getMachineName()
     {
-        var name = machineList.model.get(machineList.currentIndex).name
+        var name = machineList.model.getItem(machineList.currentIndex) != undefined ? machineList.model.getItem(machineList.currentIndex).name : ""
         return name
     }
 
@@ -52,27 +53,15 @@ UM.Dialog
         {
             id: machineList
 
-            model: ListModel
+            model: UM.DefinitionContainersModel
             {
-                id: sortedMachineDefinitionsModel
-                Component.onCompleted: {
-                    // DefinitionContainersModel is sorted alphabetically, but we want the preferred
-                    // category on top so we create a custom-sorted ListModel from it.
-                    var items = [];
-                    for(var i in machineDefinitionsModel.items) {
-                        var item = machineDefinitionsModel.getItem(i);
-                        if (item["category"] == preferredCategory)
-                            sortedMachineDefinitionsModel.append(item);
-                        else
-                            items.push(item);
-                    }
-                    for(var i in items) {
-                        sortedMachineDefinitionsModel.append(items[i]);
-                    }
-                }
+                id: machineDefinitionsModel
+                filter: { "visible": true }
+                sectionProperty: "category"
+                preferredSectionValue: preferredCategory
             }
 
-            section.property: "category"
+            section.property: "section"
             section.delegate: Button
             {
                 text: section
@@ -111,11 +100,11 @@ UM.Dialog
                 onClicked:
                 {
                     base.activeCategory = section;
-                    if (machineList.model.get(machineList.currentIndex).category != section) {
-                        // Find the first machine from this category
+                    if (machineList.model.getItem(machineList.currentIndex).section != section) {
+                        // Find the first machine from this section
                         for(var i = 0; i < sortedMachineDefinitionsModel.count; i++) {
-                            var item = sortedMachineDefinitionsModel.get(i);
-                            if (item.category == section) {
+                            var item = sortedMachineDefinitionsModel.getItem(i);
+                            if (item.section == section) {
                                 machineList.currentIndex = i;
                                 break;
                             }
@@ -150,7 +139,7 @@ UM.Dialog
                 states: State
                 {
                     name: "collapsed";
-                    when: base.activeCategory != model.category;
+                    when: base.activeCategory != model.section;
 
                     PropertyChanges { target: machineButton; opacity: 0; height: 0; }
                 }
@@ -194,13 +183,17 @@ UM.Dialog
         text: catalog.i18nc("@action:button", "Add Printer")
         anchors.bottom: parent.bottom
         anchors.right: parent.right
-        onClicked:
-        {
-            base.visible = false
-            var item = machineList.model.get(machineList.currentIndex);
-            Cura.MachineManager.addMachine(machineName.text, item.id)
-            base.machineAdded(item.id) // Emit signal that the user added a machine.
-        }
+        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
@@ -210,11 +203,6 @@ UM.Dialog
             id: catalog;
             name: "cura";
         }
-        UM.DefinitionContainersModel
-        {
-            id: machineDefinitionsModel
-            filter: { "visible": true }
-        }
         SystemPalette { id: palette }
         ExclusiveGroup { id: printerGroup; }
     }

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

@@ -677,6 +677,7 @@ UM.MainWindow
         id: addMachineDialog
         onMachineAdded:
         {
+            machineActionsWizard.firstRun = addMachineDialog.firstRun
             machineActionsWizard.start(id)
         }
     }

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

@@ -15,25 +15,33 @@ 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 int backendState: UM.Backend.state;
+    property bool printerAcceptsCommands: printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands
+    property real progress: printerConnected ? Cura.MachineManager.printerOutputDevices[0].progress : 0
+    property int backendState: UM.Backend.state
 
     property variant statusColor:
     {
-        if(!printerConnected)
-            return UM.Theme.getColor("status_offline")
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "printing" || Cura.MachineManager.printerOutputDevices[0].jobState == "pre_print" || Cura.MachineManager.printerOutputDevices[0].jobState == "wait_cleanup" )
-            return UM.Theme.getColor("status_busy")
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "ready" || Cura.MachineManager.printerOutputDevices[0].jobState == "")
-            return UM.Theme.getColor("status_ready")
-        else if(Cura.MachineManager.printerOutputDevices[0].jobState == "paused")
-            return UM.Theme.getColor("status_paused")
-        else if (Cura.MachineManager.printerOutputDevices[0].jobState == "error")
-            return UM.Theme.getColor("status_stopped")
-        else if (Cura.MachineManager.printerOutputDevices[0].jobState == "offline")
-            return UM.Theme.getColor("status_offline")
-        else
-            return UM.Theme.getColor("text")
+        if(!printerConnected || !printerAcceptsCommands)
+            return UM.Theme.getColor("text");
+
+        switch(Cura.MachineManager.printerOutputDevices[0].jobState)
+        {
+            case "printing":
+            case "pre_print":
+            case "wait_cleanup":
+                return UM.Theme.getColor("status_busy");
+            case "ready":
+            case "":
+                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;
@@ -42,31 +50,28 @@ Rectangle
     property string statusText:
     {
         if(!printerConnected)
-        {
-            return catalog.i18nc("@label:", "Not connected to a printer")
-        } else if(Cura.MachineManager.printerOutputDevices[0].jobState == "offline")
-        {
-            return catalog.i18nc("@label:", "Lost connection with the printer")
-        } else if(Cura.MachineManager.printerOutputDevices[0].jobState == "printing")
-        {
-            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 if(Cura.MachineManager.printerOutputDevices[0].jobState == "wait_cleanup")
-        {
-            return catalog.i18nc("@label:", "Waiting for cleanup...")
-        }
-        else
-        {
-            return " "
-        }
+            return catalog.i18nc("@label:MonitorStatus", "Not connected to a printer");
+        if(!printerAcceptsCommands)
+            return catalog.i18nc("@label:MonitorStatus", "Printer does not accept commands");
 
+        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
@@ -79,7 +84,7 @@ Rectangle
 
         color: base.statusColor
         font: UM.Theme.getFont("large")
-        text: statusText;
+        text: statusText
     }
 
     Label
@@ -90,7 +95,7 @@ Rectangle
 
         color: base.statusColor
         font: UM.Theme.getFont("large")
-        text: Math.round(progress) + "%";
+        text: Math.round(progress) + "%"
         visible: printerConnected
     }
 
@@ -120,7 +125,8 @@ 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 &&
+                 (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
@@ -129,7 +135,7 @@ 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
@@ -137,12 +143,28 @@ Rectangle
             background: Rectangle
             {
                 border.width: UM.Theme.getSize("default_lining").width
-                border.color: !control.enabled ? UM.Theme.getColor("action_button_disabled_border") :
-                                  control.pressed ? UM.Theme.getColor("action_button_active_border") :
-                                  control.hovered ? UM.Theme.getColor("action_button_hovered_border") : UM.Theme.getColor("action_button_border")
-                color: !control.enabled ? UM.Theme.getColor("action_button_disabled") :
-                           control.pressed ? UM.Theme.getColor("action_button_active") :
-                           control.hovered ? UM.Theme.getColor("action_button_hovered") : UM.Theme.getColor("action_button")
+                border.color:
+                {
+                    if(!control.enabled)
+                        return UM.Theme.getColor("action_button_disabled_border");
+                    else if(control.pressed)
+                        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)
@@ -151,9 +173,17 @@ Rectangle
                 {
                     id: actualLabel
                     anchors.centerIn: parent
-                    color: !control.enabled ? UM.Theme.getColor("action_button_disabled_text") :
-                               control.pressed ? UM.Theme.getColor("action_button_active_text") :
-                               control.hovered ? UM.Theme.getColor("action_button_hovered_text") : UM.Theme.getColor("action_button_text")
+                    color:
+                    {
+                        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;
                 }
@@ -164,10 +194,7 @@ Rectangle
 
     Button
     {
-        id: pauseButton
-
-        visible: printerConnected
-        enabled: printerConnected && (Cura.MachineManager.printerOutputDevices[0].jobState == "paused" || Cura.MachineManager.printerOutputDevices[0].jobState == "printing")
+        id: pauseResumeButton
 
         height: UM.Theme.getSize("save_button_save_to_button").height
         anchors.top: progressBar.bottom
@@ -175,20 +202,40 @@ Rectangle
         anchors.right: abortButton.left
         anchors.rightMargin: UM.Theme.getSize("default_margin").width
 
+        visible: printerConnected
+        enabled: printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands &&
+                 (Cura.MachineManager.printerOutputDevices[0].jobState == "paused" || Cura.MachineManager.printerOutputDevices[0].jobState == "printing")
+
         text: printerConnected ? Cura.MachineManager.printerOutputDevices[0].jobState == "paused" ? catalog.i18nc("@label:", "Resume") : catalog.i18nc("@label:", "Pause") : ""
-        onClicked: { Cura.MachineManager.printerOutputDevices[0].jobState == "paused" ? Cura.MachineManager.printerOutputDevices[0].setJobState("print") : Cura.MachineManager.printerOutputDevices[0].setJobState("pause") }
+        onClicked: Cura.MachineManager.printerOutputDevices[0].setJobState(Cura.MachineManager.printerOutputDevices[0].jobState == "paused" ? "print" : "pause")
 
         style: ButtonStyle
         {
             background: Rectangle
             {
                 border.width: UM.Theme.getSize("default_lining").width
-                border.color: !control.enabled ? UM.Theme.getColor("action_button_disabled_border") :
-                                  control.pressed ? UM.Theme.getColor("action_button_active_border") :
-                                  control.hovered ? UM.Theme.getColor("action_button_hovered_border") : UM.Theme.getColor("action_button_border")
-                color: !control.enabled ? UM.Theme.getColor("action_button_disabled") :
-                           control.pressed ? UM.Theme.getColor("action_button_active") :
-                           control.hovered ? UM.Theme.getColor("action_button_hovered") : UM.Theme.getColor("action_button")
+                border.color:
+                {
+                    if(!control.enabled)
+                        return UM.Theme.getColor("action_button_disabled_border");
+                    else if(control.pressed)
+                        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)
@@ -197,11 +244,19 @@ Rectangle
                 {
                     id: actualLabel
                     anchors.centerIn: parent
-                    color: !control.enabled ? UM.Theme.getColor("action_button_disabled_text") :
-                               control.pressed ? UM.Theme.getColor("action_button_active_text") :
-                               control.hovered ? UM.Theme.getColor("action_button_hovered_text") : UM.Theme.getColor("action_button_text")
+                    color:
+                    {
+                        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

resources/qml/Preferences/MachinesPage.qml

@@ -83,16 +83,17 @@ 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
-                        machineActionRepeater.model[index].displayItem.reset()
-                        actionDialog.show()
+                        actionDialog.content = machineActionRepeater.model[index].displayItem;
+                        machineActionRepeater.model[index].displayItem.reset();
+                        actionDialog.title = machineActionRepeater.model[index].label;
+                        actionDialog.show();
                     }
                 }
             }
@@ -106,12 +107,13 @@ UM.ManagementPage
             {
                 contents = content;
                 content.onCompleted.connect(hide)
+                content.dialog = actionDialog
             }
             rightButtons: Button
             {
                 text: catalog.i18nc("@action:button", "Close")
                 iconName: "dialog-close"
-                onClicked: actionDialog.accept()
+                onClicked: actionDialog.reject()
             }
         }
 
@@ -124,8 +126,14 @@ UM.ManagementPage
 
             spacing: UM.Theme.getSize("default_margin").height
 
-            Label { text: catalog.i18nc("@label", "Type") }
-            Label { text: base.currentItem ? base.currentItem.metadata.definition_name : "" }
+            Label
+            {
+                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"; }

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);

resources/qml/PrintMonitor.qml

@@ -73,7 +73,7 @@ Column
             Label
             {
                 text: label
-                color: printerConnected ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
+                color: printerConnected && printerAcceptsCommands ? 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
@@ -82,7 +82,7 @@ Column
             Label
             {
                 text: value
-                color: printerConnected ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
+                color: printerConnected && printerAcceptsCommands ? UM.Theme.getColor("setting_control_text") : UM.Theme.getColor("setting_control_disabled_text")
                 font: UM.Theme.getFont("default")
                 anchors.verticalCenter: parent.verticalCenter
             }

resources/qml/Settings/SettingTextField.qml

@@ -100,7 +100,7 @@ SettingItem
 
             maximumLength: 10;
 
-            validator: RegExpValidator { regExp: /[0-9.,-]{0,10}/ }
+            validator: RegExpValidator { regExp: (type == "int") ? /^-?[0-9]{0,10}/ : /^-?[0-9.,]{0,10}/ } //"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"}
@@ -107,19 +108,28 @@ Rectangle
                 onClicked: monitoringPrint = true
                 iconSource: {
                     if(!printerConnected)
-                        return UM.Theme.getIcon("tab_monitor")
-                    else if(Cura.MachineManager.printerOutputDevices[0].jobState == "printing" || Cura.MachineManager.printerOutputDevices[0].jobState == "pre_print" || Cura.MachineManager.printerOutputDevices[0].jobState == "wait_cleanup" )
-                        return UM.Theme.getIcon("tab_monitor_busy")
-                    else if(Cura.MachineManager.printerOutputDevices[0].jobState == "ready" || Cura.MachineManager.printerOutputDevices[0].jobState == "")
-                        return UM.Theme.getIcon("tab_monitor_connected")
-                    else if(Cura.MachineManager.printerOutputDevices[0].jobState == "paused")
-                        return UM.Theme.getIcon("tab_monitor_paused")
-                    else if (Cura.MachineManager.printerOutputDevices[0].jobState == "error")
-                        return UM.Theme.getIcon("tab_monitor_stopped")
-                    else if (Cura.MachineManager.printerOutputDevices[0].jobState == "offline")
-                        return UM.Theme.getIcon("tab_monitor_offline")
-                    else
-                        return UM.Theme.getIcon("tab_monitor")
+                        return UM.Theme.getIcon("tab_monitor");
+                    else if(!printerAcceptsCommands)
+                        return UM.Theme.getIcon("tab_monitor_unknown");
+
+                    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")
+                        case "paused":
+                            return UM.Theme.getIcon("tab_monitor_paused")
+                        case "error":
+                            return UM.Theme.getIcon("tab_monitor_stopped")
+                        case "offline":
+                            return UM.Theme.getIcon("tab_monitor_offline")
+                        default:
+                            return UM.Theme.getIcon("tab_monitor")
+                    }
                 }
                 checkable: true
                 checked: monitoringPrint

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"
+         id="Fill-1-Copy-3"
+         sketch:type="MSShapeGroup"
+         inkscape:connector-curvature="0" />
+    </g>
+  </g>
+  <circle
+     style="fill:#7f7f7f;fill-opacity:1"
+     id="path3337"
+     cx="22.5"
+     cy="7.5"
+     r="7.5" />
+  <g
+     style="font-style:normal;font-weight:normal;font-size:10.78604317px;line-height:125%;font-family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
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