Merge branch 'master' into feature_support_eraser_ux

cura/CuraApplication.py

@@ -1,9 +1,6 @@
 # Copyright (c) 2018 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
 
-#Type hinting.
-from typing import Dict
-
 from PyQt5.QtCore import QObject, QTimer
 from PyQt5.QtNetwork import QLocalServer
 from PyQt5.QtNetwork import QLocalSocket
@@ -68,6 +65,8 @@ from cura.Machines.Models.QualityManagementModel import QualityManagementModel
 from cura.Machines.Models.QualitySettingsModel import QualitySettingsModel
 from cura.Machines.Models.MachineManagementModel import MachineManagementModel
 
+from cura.Machines.Models.SettingVisibilityPresetsModel import SettingVisibilityPresetsModel
+
 from cura.Machines.MachineErrorChecker import MachineErrorChecker
 
 from cura.Settings.SettingInheritanceManager import SettingInheritanceManager
@@ -91,7 +90,6 @@ from cura.Settings.UserChangesModel import UserChangesModel
 from cura.Settings.ExtrudersModel import ExtrudersModel
 from cura.Settings.MaterialSettingsVisibilityHandler import MaterialSettingsVisibilityHandler
 from cura.Settings.ContainerManager import ContainerManager
-from cura.Settings.SettingVisibilityPresetsModel import SettingVisibilityPresetsModel
 
 from cura.ObjectsModel import ObjectsModel
 
@@ -101,7 +99,6 @@ from PyQt5.QtGui import QColor, QIcon
 from PyQt5.QtWidgets import QMessageBox
 from PyQt5.QtQml import qmlRegisterUncreatableType, qmlRegisterSingletonType, qmlRegisterType
 
-from configparser import ConfigParser
 import sys
 import os.path
 import numpy
@@ -226,6 +223,7 @@ class CuraApplication(QtApplication):
         self._object_manager = None
         self._build_plate_model = None
         self._multi_build_plate_model = None
+        self._setting_visibility_presets_model = None
         self._setting_inheritance_manager = None
         self._simple_mode_settings_manager = None
         self._cura_scene_controller = None
@@ -381,10 +379,6 @@ class CuraApplication(QtApplication):
 
         preferences.setDefault("local_file/last_used_type", "text/x-gcode")
 
-        default_visibility_profile = SettingVisibilityPresetsModel.getInstance().getItem(0)
-
-        preferences.setDefault("general/visible_settings", ";".join(default_visibility_profile["settings"]))
-
         self.applicationShuttingDown.connect(self.saveSettings)
         self.engineCreatedSignal.connect(self._onEngineCreated)
 
@@ -457,27 +451,18 @@ class CuraApplication(QtApplication):
 
     @pyqtSlot(str)
     def discardOrKeepProfileChangesClosed(self, option):
+        global_stack = self.getGlobalContainerStack()
         if option == "discard":
-            global_stack = self.getGlobalContainerStack()
+            for extruder in global_stack.extruders.values():
-            for extruder in self._extruder_manager.getMachineExtruders(global_stack.getId()):
+                extruder.userChanges.clear()
-                extruder.getTop().clear()
+            global_stack.userChanges.clear()
-            global_stack.getTop().clear()
 
         # if the user decided to keep settings then the user settings should be re-calculated and validated for errors
         # before slicing. To ensure that slicer uses right settings values
         elif option == "keep":
-            global_stack = self.getGlobalContainerStack()
+            for extruder in global_stack.extruders.values():
-            for extruder in self._extruder_manager.getMachineExtruders(global_stack.getId()):
+                extruder.userChanges.update()
-                user_extruder_container = extruder.getTop()
+            global_stack.userChanges.update()
-                if user_extruder_container:
-                    user_extruder_container.update()
-
-            user_global_container = global_stack.getTop()
-            if user_global_container:
-                user_global_container.update()
-
-        # notify listeners that quality has changed (after user selected discard or keep)
-        self.getMachineManager().activeQualityChanged.emit()
 
     @pyqtSlot(int)
     def messageBoxClosed(self, button):
@@ -687,6 +672,11 @@ class CuraApplication(QtApplication):
         self._print_information = PrintInformation.PrintInformation()
         self._cura_actions = CuraActions.CuraActions(self)
 
+        # Initialize setting visibility presets model
+        self._setting_visibility_presets_model = SettingVisibilityPresetsModel(self)
+        default_visibility_profile = self._setting_visibility_presets_model.getItem(0)
+        Preferences.getInstance().setDefault("general/visible_settings", ";".join(default_visibility_profile["settings"]))
+
         # Detect in which mode to run and execute that mode
         if self.getCommandLineOption("headless", False):
             self.runWithoutGUI()
@@ -769,6 +759,10 @@ class CuraApplication(QtApplication):
     def hasGui(self):
         return self._use_gui
 
+    @pyqtSlot(result = QObject)
+    def getSettingVisibilityPresetsModel(self, *args) -> SettingVisibilityPresetsModel:
+        return self._setting_visibility_presets_model
+
     def getMachineErrorChecker(self, *args) -> MachineErrorChecker:
         return self._machine_error_checker
 
@@ -895,11 +889,11 @@ class CuraApplication(QtApplication):
         qmlRegisterType(NozzleModel, "Cura", 1, 0, "NozzleModel")
 
         qmlRegisterType(MaterialSettingsVisibilityHandler, "Cura", 1, 0, "MaterialSettingsVisibilityHandler")
+        qmlRegisterType(SettingVisibilityPresetsModel, "Cura", 1, 0, "SettingVisibilityPresetsModel")
         qmlRegisterType(QualitySettingsModel, "Cura", 1, 0, "QualitySettingsModel")
         qmlRegisterType(MachineNameValidator, "Cura", 1, 0, "MachineNameValidator")
         qmlRegisterType(UserChangesModel, "Cura", 1, 0, "UserChangesModel")
         qmlRegisterSingletonType(ContainerManager, "Cura", 1, 0, "ContainerManager", ContainerManager.createContainerManager)
-        qmlRegisterSingletonType(SettingVisibilityPresetsModel, "Cura", 1, 0, "SettingVisibilityPresetsModel", SettingVisibilityPresetsModel.createSettingVisibilityPresetsModel)
 
         # As of Qt5.7, it is necessary to get rid of any ".." in the path for the singleton to work.
         actions_url = QUrl.fromLocalFile(os.path.abspath(Resources.getPath(CuraApplication.ResourceTypes.QmlFiles, "Actions.qml")))

cura/Machines/Models/SettingVisibilityPresetsModel.py

@@ -0,0 +1,176 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from typing import Optional
+import os
+import urllib.parse
+from configparser import ConfigParser
+
+from PyQt5.QtCore import pyqtProperty, Qt, pyqtSignal, pyqtSlot
+
+from UM.Logger import Logger
+from UM.Qt.ListModel import ListModel
+from UM.Preferences import Preferences
+from UM.Resources import Resources
+from UM.MimeTypeDatabase import MimeTypeDatabase, MimeTypeNotFoundError
+
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
+
+
+class SettingVisibilityPresetsModel(ListModel):
+    IdRole = Qt.UserRole + 1
+    NameRole = Qt.UserRole + 2
+    SettingsRole = Qt.UserRole + 3
+
+    def __init__(self, parent = None):
+        super().__init__(parent)
+        self.addRoleName(self.IdRole, "id")
+        self.addRoleName(self.NameRole, "name")
+        self.addRoleName(self.SettingsRole, "settings")
+
+        self._populate()
+        basic_item = self.items[1]
+        basic_visibile_settings = ";".join(basic_item["settings"])
+
+        self._preferences = Preferences.getInstance()
+        # Preference to store which preset is currently selected
+        self._preferences.addPreference("cura/active_setting_visibility_preset", "basic")
+        # Preference that stores the "custom" set so it can always be restored (even after a restart)
+        self._preferences.addPreference("cura/custom_visible_settings", basic_visibile_settings)
+        self._preferences.preferenceChanged.connect(self._onPreferencesChanged)
+
+        self._active_preset_item = self._getItem(self._preferences.getValue("cura/active_setting_visibility_preset"))
+        # Initialize visible settings if it is not done yet
+        visible_settings = self._preferences.getValue("general/visible_settings")
+        if not visible_settings:
+            self._preferences.setValue("general/visible_settings", ";".join(self._active_preset_item["settings"]))
+
+        self.activePresetChanged.emit()
+
+    def _getItem(self, item_id: str) -> Optional[dict]:
+        result = None
+        for item in self.items:
+            if item["id"] == item_id:
+                result = item
+                break
+        return result
+
+    def _populate(self):
+        from cura.CuraApplication import CuraApplication
+        items = []
+        for file_path in Resources.getAllResourcesOfType(CuraApplication.ResourceTypes.SettingVisibilityPreset):
+            try:
+                mime_type = MimeTypeDatabase.getMimeTypeForFile(file_path)
+            except MimeTypeNotFoundError:
+                Logger.log("e", "Could not determine mime type of file %s", file_path)
+                continue
+
+            item_id = urllib.parse.unquote_plus(mime_type.stripExtension(os.path.basename(file_path)))
+            if not os.path.isfile(file_path):
+                Logger.log("e", "[%s] is not a file", file_path)
+                continue
+
+            parser = ConfigParser(allow_no_value = True)  # accept options without any value,
+            try:
+                parser.read([file_path])
+                if not parser.has_option("general", "name") or not parser.has_option("general", "weight"):
+                    continue
+
+                settings = []
+                for section in parser.sections():
+                    if section == 'general':
+                        continue
+
+                    settings.append(section)
+                    for option in parser[section].keys():
+                        settings.append(option)
+
+                items.append({
+                    "id": item_id,
+                    "name": catalog.i18nc("@action:inmenu", parser["general"]["name"]),
+                    "weight": parser["general"]["weight"],
+                    "settings": settings,
+                })
+
+            except Exception:
+                Logger.logException("e", "Failed to load setting preset %s", file_path)
+
+        items.sort(key = lambda k: (int(k["weight"]), k["id"]))
+        # Put "custom" at the top
+        items.insert(0, {"id": "custom",
+                         "name": "Custom selection",
+                         "weight": -100,
+                         "settings": []})
+
+        self.setItems(items)
+
+    @pyqtSlot(str)
+    def setActivePreset(self, preset_id: str):
+        if preset_id == self._active_preset_item["id"]:
+            Logger.log("d", "Same setting visibility preset [%s] selected, do nothing.", preset_id)
+            return
+
+        preset_item = None
+        for item in self.items:
+            if item["id"] == preset_id:
+                preset_item = item
+                break
+        if preset_item is None:
+            Logger.log("w", "Tried to set active preset to unknown id [%s]", preset_id)
+            return
+
+        need_to_save_to_custom = self._active_preset_item["id"] == "custom" and preset_id != "custom"
+        if need_to_save_to_custom:
+            # Save the current visibility settings to custom
+            current_visibility_string = self._preferences.getValue("general/visible_settings")
+            if current_visibility_string:
+                self._preferences.setValue("cura/custom_visible_settings", current_visibility_string)
+
+        new_visibility_string = ";".join(preset_item["settings"])
+        if preset_id == "custom":
+            # Get settings from the stored custom data
+            new_visibility_string = self._preferences.getValue("cura/custom_visible_settings")
+            if new_visibility_string is None:
+                new_visibility_string = self._preferences.getValue("general/visible_settings")
+        self._preferences.setValue("general/visible_settings", new_visibility_string)
+
+        self._preferences.setValue("cura/active_setting_visibility_preset", preset_id)
+        self._active_preset_item = preset_item
+        self.activePresetChanged.emit()
+
+    activePresetChanged = pyqtSignal()
+
+    @pyqtProperty(str, notify = activePresetChanged)
+    def activePreset(self) -> str:
+        return self._active_preset_item["id"]
+
+    def _onPreferencesChanged(self, name: str):
+        if name != "general/visible_settings":
+            return
+
+        # Find the preset that matches with the current visible settings setup
+        visibility_string = self._preferences.getValue("general/visible_settings")
+        if not visibility_string:
+            return
+
+        visibility_set = set(visibility_string.split(";"))
+        matching_preset_item = None
+        for item in self.items:
+            if item["id"] == "custom":
+                continue
+            if set(item["settings"]) == visibility_set:
+                matching_preset_item = item
+                break
+
+        if matching_preset_item is None:
+            # The new visibility setup is "custom" should be custom
+            if self._active_preset_item["id"] == "custom":
+                # We are already in custom, just save the settings
+                self._preferences.setValue("cura/custom_visible_settings", visibility_string)
+            else:
+                self._active_preset_item = self.items[0]  # 0 is custom
+                self.activePresetChanged.emit()
+        else:
+            self._active_preset_item = matching_preset_item
+            self.activePresetChanged.emit()

cura/PrinterOutput/ExtruderOutputModel.py

@@ -18,6 +18,7 @@ class ExtruderOutputModel(QObject):
     hotendTemperatureChanged = pyqtSignal()
     activeMaterialChanged = pyqtSignal()
     extruderConfigurationChanged = pyqtSignal()
+    isPreheatingChanged = pyqtSignal()
 
     def __init__(self, printer: "PrinterOutputModel", position, parent=None):
         super().__init__(parent)
@@ -30,6 +31,21 @@ class ExtruderOutputModel(QObject):
         self._extruder_configuration = ExtruderConfigurationModel()
         self._extruder_configuration.position = self._position
 
+        self._is_preheating = False
+
+    def getPrinter(self):
+        return self._printer
+
+    def getPosition(self):
+        return self._position
+
+    # Does the printer support pre-heating the bed at all
+    @pyqtProperty(bool, constant=True)
+    def canPreHeatHotends(self):
+        if self._printer:
+            return self._printer.canPreHeatHotends
+        return False
+
     @pyqtProperty(QObject, notify = activeMaterialChanged)
     def activeMaterial(self) -> "MaterialOutputModel":
         return self._active_material
@@ -82,3 +98,25 @@ class ExtruderOutputModel(QObject):
         if self._extruder_configuration.isValid():
             return self._extruder_configuration
         return None
+
+    def updateIsPreheating(self, pre_heating):
+        if self._is_preheating != pre_heating:
+            self._is_preheating = pre_heating
+            self.isPreheatingChanged.emit()
+
+    @pyqtProperty(bool, notify=isPreheatingChanged)
+    def isPreheating(self):
+        return self._is_preheating
+
+    ##  Pre-heats the extruder before printer.
+    #
+    #   \param temperature The temperature to heat the extruder to, in degrees
+    #   Celsius.
+    #   \param duration How long the bed should stay warm, in seconds.
+    @pyqtSlot(float, float)
+    def preheatHotend(self, temperature, duration):
+        self._printer._controller.preheatHotend(self, temperature, duration)
+
+    @pyqtSlot()
+    def cancelPreheatHotend(self):
+        self._printer._controller.cancelPreheatHotend(self)

cura/PrinterOutput/GenericOutputController.py

@@ -0,0 +1,151 @@
+# Copyright (c) 2018 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from cura.PrinterOutput.PrinterOutputController import PrinterOutputController
+from PyQt5.QtCore import QTimer
+
+MYPY = False
+if MYPY:
+    from cura.PrinterOutput.PrintJobOutputModel import PrintJobOutputModel
+    from cura.PrinterOutput.PrinterOutputModel import PrinterOutputModel
+
+
+class GenericOutputController(PrinterOutputController):
+    def __init__(self, output_device):
+        super().__init__(output_device)
+
+        self._preheat_bed_timer = QTimer()
+        self._preheat_bed_timer.setSingleShot(True)
+        self._preheat_bed_timer.timeout.connect(self._onPreheatBedTimerFinished)
+        self._preheat_printer = None
+
+        self._preheat_hotends_timer = QTimer()
+        self._preheat_hotends_timer.setSingleShot(True)
+        self._preheat_hotends_timer.timeout.connect(self._onPreheatHotendsTimerFinished)
+        self._preheat_hotends = set()
+
+        self._output_device.printersChanged.connect(self._onPrintersChanged)
+        self._active_printer = None
+
+    def _onPrintersChanged(self):
+        if self._active_printer:
+            self._active_printer.stateChanged.disconnect(self._onPrinterStateChanged)
+            self._active_printer.targetBedTemperatureChanged.disconnect(self._onTargetBedTemperatureChanged)
+            for extruder in self._active_printer.extruders:
+                extruder.targetHotendTemperatureChanged.disconnect(self._onTargetHotendTemperatureChanged)
+
+        self._active_printer = self._output_device.activePrinter
+        if self._active_printer:
+            self._active_printer.stateChanged.connect(self._onPrinterStateChanged)
+            self._active_printer.targetBedTemperatureChanged.connect(self._onTargetBedTemperatureChanged)
+            for extruder in self._active_printer.extruders:
+                extruder.targetHotendTemperatureChanged.connect(self._onTargetHotendTemperatureChanged)
+
+    def _onPrinterStateChanged(self):
+        if self._active_printer.state != "idle":
+            if self._preheat_bed_timer.isActive():
+                self._preheat_bed_timer.stop()
+                self._preheat_printer.updateIsPreheating(False)
+            if self._preheat_hotends_timer.isActive():
+                self._preheat_hotends_timer.stop()
+                for extruder in self._preheat_hotends:
+                    extruder.updateIsPreheating(False)
+                self._preheat_hotends = set()
+
+    def moveHead(self, printer: "PrinterOutputModel", x, y, z, speed):
+        self._output_device.sendCommand("G91")
+        self._output_device.sendCommand("G0 X%s Y%s Z%s F%s" % (x, y, z, speed))
+        self._output_device.sendCommand("G90")
+
+    def homeHead(self, printer):
+        self._output_device.sendCommand("G28 X")
+        self._output_device.sendCommand("G28 Y")
+
+    def homeBed(self, printer):
+        self._output_device.sendCommand("G28 Z")
+
+    def setJobState(self, job: "PrintJobOutputModel", state: str):
+        if state == "pause":
+            self._output_device.pausePrint()
+            job.updateState("paused")
+        elif state == "print":
+            self._output_device.resumePrint()
+            job.updateState("printing")
+        elif state == "abort":
+            self._output_device.cancelPrint()
+            pass
+
+    def setTargetBedTemperature(self, printer: "PrinterOutputModel", temperature: int):
+        self._output_device.sendCommand("M140 S%s" % temperature)
+
+    def _onTargetBedTemperatureChanged(self):
+        if self._preheat_bed_timer.isActive() and self._preheat_printer.targetBedTemperature == 0:
+            self._preheat_bed_timer.stop()
+            self._preheat_printer.updateIsPreheating(False)
+
+    def preheatBed(self, printer: "PrinterOutputModel", temperature, duration):
+        try:
+            temperature = round(temperature)  # The API doesn't allow floating point.
+            duration = round(duration)
+        except ValueError:
+            return  # Got invalid values, can't pre-heat.
+
+        self.setTargetBedTemperature(printer, temperature=temperature)
+        self._preheat_bed_timer.setInterval(duration * 1000)
+        self._preheat_bed_timer.start()
+        self._preheat_printer = printer
+        printer.updateIsPreheating(True)
+
+    def cancelPreheatBed(self, printer: "PrinterOutputModel"):
+        self.setTargetBedTemperature(printer, temperature=0)
+        self._preheat_bed_timer.stop()
+        printer.updateIsPreheating(False)
+
+    def _onPreheatBedTimerFinished(self):
+        self.setTargetBedTemperature(self._preheat_printer, 0)
+        self._preheat_printer.updateIsPreheating(False)
+
+    def setTargetHotendTemperature(self, printer: "PrinterOutputModel", position: int, temperature: int):
+        self._output_device.sendCommand("M104 S%s T%s" % (temperature, position))
+
+    def _onTargetHotendTemperatureChanged(self):
+        if not self._preheat_hotends_timer.isActive():
+            return
+
+        for extruder in self._active_printer.extruders:
+            if extruder in self._preheat_hotends and extruder.targetHotendTemperature == 0:
+                extruder.updateIsPreheating(False)
+                self._preheat_hotends.remove(extruder)
+        if not self._preheat_hotends:
+            self._preheat_hotends_timer.stop()
+
+    def preheatHotend(self, extruder: "ExtruderOutputModel", temperature, duration):
+        position = extruder.getPosition()
+        number_of_extruders = len(extruder.getPrinter().extruders)
+        if position >= number_of_extruders:
+            return  # Got invalid extruder nr, can't pre-heat.
+
+        try:
+            temperature = round(temperature)  # The API doesn't allow floating point.
+            duration = round(duration)
+        except ValueError:
+            return  # Got invalid values, can't pre-heat.
+
+        self.setTargetHotendTemperature(extruder.getPrinter(), position, temperature=temperature)
+        self._preheat_hotends_timer.setInterval(duration * 1000)
+        self._preheat_hotends_timer.start()
+        self._preheat_hotends.add(extruder)
+        extruder.updateIsPreheating(True)
+
+    def cancelPreheatHotend(self, extruder: "ExtruderOutputModel"):
+        self.setTargetHotendTemperature(extruder.getPrinter(), extruder.getPosition(), temperature=0)
+        if extruder in self._preheat_hotends:
+            extruder.updateIsPreheating(False)
+            self._preheat_hotends.remove(extruder)
+        if not self._preheat_hotends and self._preheat_hotends_timer.isActive():
+            self._preheat_hotends_timer.stop()
+
+    def _onPreheatHotendsTimerFinished(self):
+        for extruder in self._preheat_hotends:
+            self.setTargetHotendTemperature(extruder.getPrinter(), extruder.getPosition(), 0)
+        self._preheat_hotends = set()

cura/PrinterOutput/NetworkedPrinterOutputDevice.py

@@ -3,6 +3,8 @@
 
 from UM.Application import Application
 from UM.Logger import Logger
+from UM.Settings.ContainerRegistry import ContainerRegistry
+from cura.CuraApplication import CuraApplication
 
 from cura.PrinterOutputDevice import PrinterOutputDevice, ConnectionState
 
@@ -254,6 +256,9 @@ class NetworkedPrinterOutputDevice(PrinterOutputDevice):
         self._last_manager_create_time = time()
         self._manager.authenticationRequired.connect(self._onAuthenticationRequired)
 
+        machine_manager = CuraApplication.getInstance().getMachineManager()
+        machine_manager.checkCorrectGroupName(self.getId(), self.name)
+
     def _registerOnFinishedCallback(self, reply: QNetworkReply, onFinished: Optional[Callable[[Any, QNetworkReply], None]]) -> None:
         if onFinished is not None:
             self._onFinishedCallbacks[reply.url().toString() + str(reply.operation())] = onFinished

cura/PrinterOutput/PrinterOutputController.py

@@ -15,6 +15,7 @@ class PrinterOutputController:
         self.can_pause = True
         self.can_abort = True
         self.can_pre_heat_bed = True
+        self.can_pre_heat_hotends = True
         self.can_control_manually = True
         self._output_device = output_device
 
@@ -33,6 +34,12 @@ class PrinterOutputController:
     def preheatBed(self, printer: "PrinterOutputModel", temperature, duration):
         Logger.log("w", "Preheat bed not implemented in controller")
 
+    def cancelPreheatHotend(self, extruder: "ExtruderOutputModel"):
+        Logger.log("w", "Cancel preheat hotend not implemented in controller")
+
+    def preheatHotend(self, extruder: "ExtruderOutputModel", temperature, duration):
+        Logger.log("w", "Preheat hotend not implemented in controller")
+
     def setHeadPosition(self, printer: "PrinterOutputModel", x, y, z, speed):
         Logger.log("w", "Set head position not implemented in controller")
 

cura/PrinterOutput/PrinterOutputModel.py

@@ -238,6 +238,13 @@ class PrinterOutputModel(QObject):
             return self._controller.can_pre_heat_bed
         return False
 
+    # Does the printer support pre-heating the bed at all
+    @pyqtProperty(bool, constant=True)
+    def canPreHeatHotends(self):
+        if self._controller:
+            return self._controller.can_pre_heat_hotends
+        return False
+
     # Does the printer support pause at all
     @pyqtProperty(bool, constant=True)
     def canPause(self):

cura/Settings/CuraContainerRegistry.py

@@ -173,12 +173,13 @@ class CuraContainerRegistry(ContainerRegistry):
         plugin_registry = PluginRegistry.getInstance()
         extension = file_name.split(".")[-1]
 
-        global_container_stack = Application.getInstance().getGlobalContainerStack()
+        global_stack = Application.getInstance().getGlobalContainerStack()
-        if not global_container_stack:
+        if not global_stack:
             return
 
-        machine_extruders = list(ExtruderManager.getInstance().getMachineExtruders(global_container_stack.getId()))
+        machine_extruders = []
-        machine_extruders.sort(key = lambda k: k.getMetaDataEntry("position"))
+        for position in sorted(global_stack.extruders):
+            machine_extruders.append(global_stack.extruders[position])
 
         for plugin_id, meta_data in self._getIOPlugins("profile_reader"):
             if meta_data["profile_reader"][0]["extension"] != extension:
@@ -200,13 +201,18 @@ class CuraContainerRegistry(ContainerRegistry):
 
                 # First check if this profile is suitable for this machine
                 global_profile = None
+                extruder_profiles = []
                 if len(profile_or_list) == 1:
                     global_profile = profile_or_list[0]
                 else:
                     for profile in profile_or_list:
                         if not profile.getMetaDataEntry("position"):
                             global_profile = profile
-                            break
+                        else:
+                            extruder_profiles.append(profile)
+                extruder_profiles = sorted(extruder_profiles, key = lambda x: int(x.getMetaDataEntry("position")))
+                profile_or_list = [global_profile] + extruder_profiles
+
                 if not global_profile:
                     Logger.log("e", "Incorrect profile [%s]. Could not find global profile", file_name)
                     return { "status": "error",
@@ -227,7 +233,7 @@ class CuraContainerRegistry(ContainerRegistry):
                 # Get the expected machine definition.
                 # i.e.: We expect gcode for a UM2 Extended to be defined as normal UM2 gcode...
                 profile_definition = getMachineDefinitionIDForQualitySearch(machine_definition)
-                expected_machine_definition = getMachineDefinitionIDForQualitySearch(global_container_stack.definition)
+                expected_machine_definition = getMachineDefinitionIDForQualitySearch(global_stack.definition)
 
                 # And check if the profile_definition matches either one (showing error if not):
                 if profile_definition != expected_machine_definition:
@@ -251,8 +257,8 @@ class CuraContainerRegistry(ContainerRegistry):
                 if len(profile_or_list) == 1:
                     global_profile = profile_or_list[0]
                     extruder_profiles = []
-                    for idx, extruder in enumerate(global_container_stack.extruders.values()):
+                    for idx, extruder in enumerate(global_stack.extruders.values()):
-                        profile_id = ContainerRegistry.getInstance().uniqueName(global_container_stack.getId() + "_extruder_" + str(idx + 1))
+                        profile_id = ContainerRegistry.getInstance().uniqueName(global_stack.getId() + "_extruder_" + str(idx + 1))
                         profile = InstanceContainer(profile_id)
                         profile.setName(quality_name)
                         profile.addMetaDataEntry("setting_version", CuraApplication.SettingVersion)
@@ -264,12 +270,12 @@ class CuraContainerRegistry(ContainerRegistry):
                         if idx == 0:
                             # move all per-extruder settings to the first extruder's quality_changes
                             for qc_setting_key in global_profile.getAllKeys():
-                                settable_per_extruder = global_container_stack.getProperty(qc_setting_key,
+                                settable_per_extruder = global_stack.getProperty(qc_setting_key,
                                                                                            "settable_per_extruder")
                                 if settable_per_extruder:
                                     setting_value = global_profile.getProperty(qc_setting_key, "value")
 
-                                    setting_definition = global_container_stack.getSettingDefinition(qc_setting_key)
+                                    setting_definition = global_stack.getSettingDefinition(qc_setting_key)
                                     new_instance = SettingInstance(setting_definition, profile)
                                     new_instance.setProperty("value", setting_value)
                                     new_instance.resetState()  # Ensure that the state is not seen as a user state.
@@ -286,7 +292,7 @@ class CuraContainerRegistry(ContainerRegistry):
                 for profile_index, profile in enumerate(profile_or_list):
                     if profile_index == 0:
                         # This is assumed to be the global profile
-                        profile_id = (global_container_stack.getBottom().getId() + "_" + name_seed).lower().replace(" ", "_")
+                        profile_id = (global_stack.getBottom().getId() + "_" + name_seed).lower().replace(" ", "_")
 
                     elif profile_index < len(machine_extruders) + 1:
                         # This is assumed to be an extruder profile

cura/Settings/ExtrudersModel.py

@@ -210,6 +210,7 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
                 item = {
                     "id": "",
                     "name": catalog.i18nc("@menuitem", "Not overridden"),
+                    "enabled": True,
                     "color": "#ffffff",
                     "index": -1,
                     "definition": ""

cura/Settings/MachineManager.py

@@ -10,7 +10,6 @@ from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
 from UM.Signal import Signal
 
 from PyQt5.QtCore import QObject, pyqtProperty, pyqtSignal, QTimer
-import UM.FlameProfiler
 from UM.FlameProfiler import pyqtSlot
 from UM import Util
 
@@ -24,7 +23,6 @@ from UM.Settings.SettingFunction import SettingFunction
 from UM.Signal import postponeSignals, CompressTechnique
 
 from cura.Machines.QualityManager import getMachineDefinitionIDForQualitySearch
-from cura.Machines.VariantManager import VariantType
 from cura.PrinterOutputDevice import PrinterOutputDevice
 from cura.PrinterOutput.ConfigurationModel import ConfigurationModel
 from cura.PrinterOutput.ExtruderConfigurationModel import ExtruderConfigurationModel
@@ -147,6 +145,7 @@ class MachineManager(QObject):
     activeStackValueChanged = pyqtSignal()  # Emitted whenever a value inside the active stack is changed.
     activeStackValidationChanged = pyqtSignal()  # Emitted whenever a validation inside active container is changed
     stacksValidationChanged = pyqtSignal()  # Emitted whenever a validation is changed
+    numberExtrudersEnabledChanged = pyqtSignal()  # Emitted when the number of extruders that are enabled changed
 
     blurSettings = pyqtSignal()  # Emitted to force fields in the advanced sidebar to un-focus, so they update properly
 
@@ -470,13 +469,13 @@ class MachineManager(QObject):
     @pyqtProperty(str, notify = outputDevicesChanged)
     def activeMachineNetworkKey(self) -> str:
         if self._global_container_stack:
-            return self._global_container_stack.getMetaDataEntry("um_network_key")
+            return self._global_container_stack.getMetaDataEntry("um_network_key", "")
         return ""
 
     @pyqtProperty(str, notify = outputDevicesChanged)
     def activeMachineNetworkGroupName(self) -> str:
         if self._global_container_stack:
-            return self._global_container_stack.getMetaDataEntry("connect_group_name")
+            return self._global_container_stack.getMetaDataEntry("connect_group_name", "")
         return ""
 
     @pyqtProperty(QObject, notify = globalContainerChanged)
@@ -662,12 +661,22 @@ class MachineManager(QObject):
             if other_machine_stacks:
                 self.setActiveMachine(other_machine_stacks[0]["id"])
 
+        metadata = ContainerRegistry.getInstance().findContainerStacksMetadata(id = machine_id)[0]
+        network_key = metadata["um_network_key"] if "um_network_key" in metadata else None
         ExtruderManager.getInstance().removeMachineExtruders(machine_id)
         containers = ContainerRegistry.getInstance().findInstanceContainersMetadata(type = "user", machine = machine_id)
         for container in containers:
             ContainerRegistry.getInstance().removeContainer(container["id"])
         ContainerRegistry.getInstance().removeContainer(machine_id)
 
+        # If the printer that is being removed is a network printer, the hidden printers have to be also removed
+        if network_key:
+            metadata_filter = {"um_network_key": network_key}
+            hidden_containers = ContainerRegistry.getInstance().findContainerStacks(type = "machine", **metadata_filter)
+            if hidden_containers:
+                # This reuses the method and remove all printers recursively
+                self.removeMachine(hidden_containers[0].getId())
+
     @pyqtProperty(bool, notify = globalContainerChanged)
     def hasMaterials(self) -> bool:
         if self._global_container_stack:
@@ -872,7 +881,13 @@ class MachineManager(QObject):
         for position, extruder in self._global_container_stack.extruders.items():
             if extruder.isEnabled:
                 extruder_count += 1
-        definition_changes_container.setProperty("extruders_enabled_count", "value", extruder_count)
+        if self.numberExtrudersEnabled != extruder_count:
+            definition_changes_container.setProperty("extruders_enabled_count", "value", extruder_count)
+            self.numberExtrudersEnabledChanged.emit()
+
+    @pyqtProperty(int, notify = numberExtrudersEnabledChanged)
+    def numberExtrudersEnabled(self):
+        return self._global_container_stack.definitionChanges.getProperty("extruders_enabled_count", "value")
 
     @pyqtProperty(str, notify = extruderChanged)
     def defaultExtruderPosition(self):
@@ -1193,6 +1208,26 @@ class MachineManager(QObject):
             if machine.getMetaDataEntry(key) == value:
                 machine.setMetaDataEntry(key, new_value)
 
+    ##  This method checks if the name of the group stored in the definition container is correct.
+    #   After updating from 3.2 to 3.3 some group names may be temporary. If there is a mismatch in the name of the group
+    #   then all the container stacks are updated, both the current and the hidden ones.
+    def checkCorrectGroupName(self, device_id: str, group_name: str):
+        if self._global_container_stack and device_id == self.activeMachineNetworkKey:
+            # Check if the connect_group_name is correct. If not, update all the containers connected to the same printer
+            if self.activeMachineNetworkGroupName != group_name:
+                metadata_filter = {"um_network_key": self.activeMachineNetworkKey}
+                hidden_containers = ContainerRegistry.getInstance().findContainerStacks(type = "machine", **metadata_filter)
+                for container in hidden_containers:
+                    container.setMetaDataEntry("connect_group_name", group_name)
+
+    ##  This method checks if there is an instance connected to the given network_key
+    def existNetworkInstances(self, network_key: str) -> bool:
+        metadata_filter = {"um_network_key": network_key}
+        containers = ContainerRegistry.getInstance().findContainerStacks(type = "machine", **metadata_filter)
+        if containers:
+            return True
+        return False
+
     @pyqtSlot("QVariant")
     def setGlobalVariant(self, container_node):
         self.blurSettings.emit()
@@ -1242,6 +1277,13 @@ class MachineManager(QObject):
         if not no_dialog and self.hasUserSettings and Preferences.getInstance().getValue("cura/active_mode") == 1:
             self._application.discardOrKeepProfileChanges()
 
+    @pyqtSlot()
+    def resetToUseDefaultQuality(self):
+        with postponeSignals(*self._getContainerChangedSignals(), compress = CompressTechnique.CompressPerParameterValue):
+            self._setQualityGroup(self._current_quality_group)
+            for stack in [self._global_container_stack] + list(self._global_container_stack.extruders.values()):
+                stack.userChanges.clear()
+
     @pyqtProperty(QObject, fset = setQualityChangesGroup, notify = activeQualityChangesGroupChanged)
     def activeQualityChangesGroup(self):
         return self._current_quality_changes_group

cura/Settings/SettingVisibilityPresetsModel.py

@@ -1,136 +0,0 @@
-# Copyright (c) 2018 Ultimaker B.V.
-# Cura is released under the terms of the LGPLv3 or higher.
-
-import os
-import urllib
-from configparser import ConfigParser
-
-from PyQt5.QtCore import pyqtProperty, Qt, pyqtSignal, pyqtSlot, QUrl
-
-from UM.Logger import Logger
-from UM.Qt.ListModel import ListModel
-from UM.Preferences import Preferences
-from UM.Resources import Resources
-from UM.MimeTypeDatabase import MimeTypeDatabase, MimeTypeNotFoundError
-
-import cura.CuraApplication
-
-
-class SettingVisibilityPresetsModel(ListModel):
-    IdRole = Qt.UserRole + 1
-    NameRole = Qt.UserRole + 2
-    SettingsRole = Qt.UserRole + 4
-
-    def __init__(self, parent = None):
-        super().__init__(parent)
-        self.addRoleName(self.IdRole, "id")
-        self.addRoleName(self.NameRole, "name")
-        self.addRoleName(self.SettingsRole, "settings")
-
-        self._populate()
-
-        self._preferences = Preferences.getInstance()
-        self._preferences.addPreference("cura/active_setting_visibility_preset", "custom") # Preference to store which preset is currently selected
-        self._preferences.addPreference("cura/custom_visible_settings", "") # Preference that stores the "custom" set so it can always be restored (even after a restart)
-        self._preferences.preferenceChanged.connect(self._onPreferencesChanged)
-
-        self._active_preset = self._preferences.getValue("cura/active_setting_visibility_preset")
-        if self.find("id", self._active_preset) < 0:
-            self._active_preset = "custom"
-
-        self.activePresetChanged.emit()
-
-
-    def _populate(self):
-        items = []
-        for item in Resources.getAllResourcesOfType(cura.CuraApplication.CuraApplication.ResourceTypes.SettingVisibilityPreset):
-            try:
-                mime_type = MimeTypeDatabase.getMimeTypeForFile(item)
-            except MimeTypeNotFoundError:
-                Logger.log("e", "Could not determine mime type of file %s", item)
-                continue
-
-            id = urllib.parse.unquote_plus(mime_type.stripExtension(os.path.basename(item)))
-
-            if not os.path.isfile(item):
-                continue
-
-            parser = ConfigParser(allow_no_value=True)  # accept options without any value,
-
-            try:
-                parser.read([item])
-
-                if not parser.has_option("general", "name") and not parser.has_option("general", "weight"):
-                    continue
-
-                settings = []
-                for section in parser.sections():
-                    if section == 'general':
-                        continue
-
-                    settings.append(section)
-                    for option in parser[section].keys():
-                        settings.append(option)
-
-                items.append({
-                    "id": id,
-                    "name": parser["general"]["name"],
-                    "weight": parser["general"]["weight"],
-                    "settings": settings
-                })
-
-            except Exception as e:
-                Logger.log("e", "Failed to load setting preset %s: %s", file_path, str(e))
-
-
-        items.sort(key = lambda k: (k["weight"], k["id"]))
-        self.setItems(items)
-
-    @pyqtSlot(str)
-    def setActivePreset(self, preset_id):
-        if preset_id != "custom" and self.find("id", preset_id) == -1:
-            Logger.log("w", "Tried to set active preset to unknown id %s", preset_id)
-            return
-
-        if preset_id == "custom" and self._active_preset == "custom":
-            # Copy current visibility set to custom visibility set preference so it can be restored later
-            visibility_string = self._preferences.getValue("general/visible_settings")
-            self._preferences.setValue("cura/custom_visible_settings", visibility_string)
-
-        self._preferences.setValue("cura/active_setting_visibility_preset", preset_id)
-
-        self._active_preset = preset_id
-        self.activePresetChanged.emit()
-
-    activePresetChanged = pyqtSignal()
-
-    @pyqtProperty(str, notify = activePresetChanged)
-    def activePreset(self):
-        return self._active_preset
-
-    def _onPreferencesChanged(self, name):
-        if name != "general/visible_settings":
-            return
-
-        if self._active_preset != "custom":
-            return
-
-        # Copy current visibility set to custom visibility set preference so it can be restored later
-        visibility_string = self._preferences.getValue("general/visible_settings")
-        self._preferences.setValue("cura/custom_visible_settings", visibility_string)
-
-
-    # Factory function, used by QML
-    @staticmethod
-    def createSettingVisibilityPresetsModel(engine, js_engine):
-        return SettingVisibilityPresetsModel.getInstance()
-
-    ##  Get the singleton instance for this class.
-    @classmethod
-    def getInstance(cls) -> "SettingVisibilityPresetsModel":
-        # Note: Explicit use of class name to prevent issues with inheritance.
-        if not SettingVisibilityPresetsModel.__instance:
-            SettingVisibilityPresetsModel.__instance = cls()
-        return SettingVisibilityPresetsModel.__instance
-
-    __instance = None   # type: "SettingVisibilityPresetsModel"

cura/Settings/SimpleModeSettingsManager.py

@@ -16,7 +16,8 @@ class SimpleModeSettingsManager(QObject):
         self._is_profile_user_created = False  # True when profile was custom created by user
 
         self._machine_manager.activeStackValueChanged.connect(self._updateIsProfileCustomized)
-        self._machine_manager.activeQualityChanged.connect(self._updateIsProfileUserCreated)
+        self._machine_manager.activeQualityGroupChanged.connect(self._updateIsProfileUserCreated)
+        self._machine_manager.activeQualityChangesGroupChanged.connect(self._updateIsProfileUserCreated)
 
         # update on create as the activeQualityChanged signal is emitted before this manager is created when Cura starts
         self._updateIsProfileCustomized()

plugins/GCodeWriter/GCodeWriter.py

@@ -1,17 +1,17 @@
 # Copyright (c) 2017 Ultimaker B.V.
 # Cura is released under the terms of the LGPLv3 or higher.
 
+import re  # For escaping characters in the settings.
+import json
+import copy
+
 from UM.Mesh.MeshWriter import MeshWriter
 from UM.Logger import Logger
 from UM.Application import Application
 from UM.Settings.InstanceContainer import InstanceContainer
-from UM.Util import parseBool
 
-from cura.Settings.ExtruderManager import ExtruderManager
+from cura.Machines.QualityManager import getMachineDefinitionIDForQualitySearch
 
-import re #For escaping characters in the settings.
-import json
-import copy
 
 ##  Writes g-code to a file.
 #
@@ -45,6 +45,8 @@ class GCodeWriter(MeshWriter):
     def __init__(self):
         super().__init__()
 
+        self._application = Application.getInstance()
+
     ##  Writes the g-code for the entire scene to a stream.
     #
     #   Note that even though the function accepts a collection of nodes, the
@@ -94,7 +96,6 @@ class GCodeWriter(MeshWriter):
 
         return flat_container
 
-
     ##  Serialises a container stack to prepare it for writing at the end of the
     #   g-code.
     #
@@ -104,15 +105,21 @@ class GCodeWriter(MeshWriter):
     #   \param settings A container stack to serialise.
     #   \return A serialised string of the settings.
     def _serialiseSettings(self, stack):
+        container_registry = self._application.getContainerRegistry()
+        quality_manager = self._application.getQualityManager()
+
         prefix = ";SETTING_" + str(GCodeWriter.version) + " "  # The prefix to put before each line.
         prefix_length = len(prefix)
 
+        quality_name = stack.qualityChanges.getName()
+        quality_type = stack.quality.getMetaDataEntry("quality_type")
         container_with_profile = stack.qualityChanges
         if container_with_profile.getId() == "empty_quality_changes":
-            Logger.log("e", "No valid quality profile found, not writing settings to g-code!")
+            # If the global quality changes is empty, create a new one
-            return ""
+            quality_name = container_registry.uniqueName(stack.quality.getName())
+            container_with_profile = quality_manager._createQualityChanges(quality_type, quality_name, stack, None)
 
-        flat_global_container = self._createFlattenedContainerInstance(stack.getTop(), container_with_profile)
+        flat_global_container = self._createFlattenedContainerInstance(stack.userChanges, container_with_profile)
         # If the quality changes is not set, we need to set type manually
         if flat_global_container.getMetaDataEntry("type", None) is None:
             flat_global_container.addMetaDataEntry("type", "quality_changes")
@@ -121,41 +128,47 @@ class GCodeWriter(MeshWriter):
         if flat_global_container.getMetaDataEntry("quality_type", None) is None:
             flat_global_container.addMetaDataEntry("quality_type", stack.quality.getMetaDataEntry("quality_type", "normal"))
 
-        # Change the default defintion
+        # Get the machine definition ID for quality profiles
-        default_machine_definition = "fdmprinter"
+        machine_definition_id_for_quality = getMachineDefinitionIDForQualitySearch(stack.definition)
-        if parseBool(stack.getMetaDataEntry("has_machine_quality", "False")):
+        flat_global_container.setMetaDataEntry("definition", machine_definition_id_for_quality)
-            default_machine_definition = stack.getMetaDataEntry("quality_definition")
-            if not default_machine_definition:
-                default_machine_definition = stack.definition.getId()
-        flat_global_container.setMetaDataEntry("definition", default_machine_definition)
 
         serialized = flat_global_container.serialize()
         data = {"global_quality": serialized}
 
-        for extruder in sorted(stack.extruders.values(), key = lambda k: k.getMetaDataEntry("position")):
+        all_setting_keys = set(flat_global_container.getAllKeys())
+        for extruder in sorted(stack.extruders.values(), key = lambda k: int(k.getMetaDataEntry("position"))):
             extruder_quality = extruder.qualityChanges
             if extruder_quality.getId() == "empty_quality_changes":
-                Logger.log("w", "No extruder quality profile found, not writing quality for extruder %s to file!", extruder.getId())
+                # Same story, if quality changes is empty, create a new one
-                continue
+                quality_name = container_registry.uniqueName(stack.quality.getName())
-            flat_extruder_quality = self._createFlattenedContainerInstance(extruder.getTop(), extruder_quality)
+                extruder_quality = quality_manager._createQualityChanges(quality_type, quality_name, stack, None)
+
+            flat_extruder_quality = self._createFlattenedContainerInstance(extruder.userChanges, extruder_quality)
             # If the quality changes is not set, we need to set type manually
             if flat_extruder_quality.getMetaDataEntry("type", None) is None:
                 flat_extruder_quality.addMetaDataEntry("type", "quality_changes")
 
             # Ensure that extruder is set. (Can happen if we have empty quality changes).
-            if flat_extruder_quality.getMetaDataEntry("extruder", None) is None:
+            if flat_extruder_quality.getMetaDataEntry("position", None) is None:
-                flat_extruder_quality.addMetaDataEntry("extruder", extruder.getBottom().getId())
+                flat_extruder_quality.addMetaDataEntry("position", extruder.getMetaDataEntry("position"))
 
             # Ensure that quality_type is set. (Can happen if we have empty quality changes).
             if flat_extruder_quality.getMetaDataEntry("quality_type", None) is None:
                 flat_extruder_quality.addMetaDataEntry("quality_type", extruder.quality.getMetaDataEntry("quality_type", "normal"))
 
-            # Change the default defintion
+            # Change the default definition
-            flat_extruder_quality.setMetaDataEntry("definition", default_machine_definition)
+            flat_extruder_quality.setMetaDataEntry("definition", machine_definition_id_for_quality)
 
             extruder_serialized = flat_extruder_quality.serialize()
             data.setdefault("extruder_quality", []).append(extruder_serialized)
 
+            all_setting_keys.update(set(flat_extruder_quality.getAllKeys()))
+
+        # Check if there is any profiles
+        if not all_setting_keys:
+            Logger.log("i", "No custom settings found, not writing settings to g-code.")
+            return ""
+
         json_string = json.dumps(data)
 
         # Escape characters that have a special meaning in g-code comments.
@@ -169,5 +182,5 @@ class GCodeWriter(MeshWriter):
 
         # Lines have 80 characters, so the payload of each line is 80 - prefix.
         for pos in range(0, len(escaped_string), 80 - prefix_length):
-            result += prefix + escaped_string[pos : pos + 80 - prefix_length] + "\n"
+            result += prefix + escaped_string[pos: pos + 80 - prefix_length] + "\n"
         return result

plugins/PerObjectSettingsTool/PerObjectSettingsPanel.qml

@@ -163,7 +163,16 @@ Item {
                         id: addedSettingsModel;
                         containerId: Cura.MachineManager.activeDefinitionId
                         expanded: [ "*" ]
-                        exclude: {
+                        filter:
+                        {
+                            if (printSequencePropertyProvider.properties.value == "one_at_a_time")
+                            {
+                                return {"settable_per_meshgroup": true};
+                            }
+                            return {"settable_per_mesh": true};
+                        }
+                        exclude:
+                        {
                             var excluded_settings = [ "support_mesh", "anti_overhang_mesh", "cutting_mesh", "infill_mesh" ];
 
                             if(meshTypeSelection.model.get(meshTypeSelection.currentIndex).type == "support_mesh")
@@ -375,7 +384,6 @@ Item {
         title: catalog.i18nc("@title:window", "Select Settings to Customize for this model")
         width: screenScaleFactor * 360
 
-        property string labelFilter: ""
         property var additional_excluded_settings
 
         onVisibilityChanged:
@@ -386,11 +394,33 @@ Item {
                 // Set skip setting, it will prevent from resetting selected mesh_type
                 contents.model.visibilityHandler.addSkipResetSetting(meshTypeSelection.model.get(meshTypeSelection.currentIndex).type)
                 listview.model.forceUpdate()
+
+                updateFilter()
             }
         }
 
+        function updateFilter()
+        {
+            var new_filter = {};
+            if (printSequencePropertyProvider.properties.value == "one_at_a_time")
+            {
+                new_filter["settable_per_meshgroup"] = true;
+            }
+            else
+            {
+                new_filter["settable_per_mesh"] = true;
+            }
+
+            if(filterInput.text != "")
+            {
+                new_filter["i18n_label"] = "*" + filterInput.text;
+            }
+
+            listview.model.filter = new_filter;
+        }
+
         TextField {
-            id: filter
+            id: filterInput
 
             anchors {
                 top: parent.top
@@ -401,17 +431,7 @@ Item {
 
             placeholderText: catalog.i18nc("@label:textbox", "Filter...");
 
-            onTextChanged:
+            onTextChanged: settingPickDialog.updateFilter()
-            {
-                if(text != "")
-                {
-                    listview.model.filter = {"settable_per_mesh": true, "i18n_label": "*" + text}
-                }
-                else
-                {
-                    listview.model.filter = {"settable_per_mesh": true}
-                }
-            }
         }
 
         CheckBox
@@ -437,7 +457,7 @@ Item {
 
             anchors
             {
-                top: filter.bottom;
+                top: filterInput.bottom;
                 left: parent.left;
                 right: parent.right;
                 bottom: parent.bottom;
@@ -449,10 +469,6 @@ Item {
                 {
                     id: definitionsModel;
                     containerId: Cura.MachineManager.activeDefinitionId
-                    filter:
-                    {
-                        "settable_per_mesh": true
-                    }
                     visibilityHandler: UM.SettingPreferenceVisibilityHandler {}
                     expanded: [ "*" ]
                     exclude:
@@ -484,6 +500,7 @@ Item {
                         }
                     }
                 }
+                Component.onCompleted: settingPickDialog.updateFilter()
             }
         }
 
@@ -507,6 +524,16 @@ Item {
         storeIndex: 0
     }
 
+    UM.SettingPropertyProvider
+    {
+        id: printSequencePropertyProvider
+
+        containerStackId: Cura.MachineManager.activeMachineId
+        key: "print_sequence"
+        watchedProperties: [ "value" ]
+        storeIndex: 0
+    }
+
     SystemPalette { id: palette; }
 
     Component

plugins/RemovableDriveOutputDevice/RemovableDriveOutputDevice.py

@@ -60,7 +60,7 @@ class RemovableDriveOutputDevice(OutputDevice):
 
         if len(file_formats) == 0:
             Logger.log("e", "There are no file formats available to write with!")
-            raise OutputDeviceError.WriteRequestFailedError(catalog.i18nc("There are no file formats available to write with!"))
+            raise OutputDeviceError.WriteRequestFailedError(catalog.i18nc("@info:status", "There are no file formats available to write with!"))
 
         # Just take the first file format available.
         if file_handler is not None:

plugins/UM3NetworkPrinting/ClusterUM3PrinterOutputController.py

@@ -13,6 +13,7 @@ class ClusterUM3PrinterOutputController(PrinterOutputController):
     def __init__(self, output_device):
         super().__init__(output_device)
         self.can_pre_heat_bed = False
+        self.can_pre_heat_hotends = False
         self.can_control_manually = False
 
     def setJobState(self, job: "PrintJobOutputModel", state: str):

plugins/UM3NetworkPrinting/DiscoverUM3Action.py

@@ -147,6 +147,10 @@ class DiscoverUM3Action(MachineAction):
 
         return ""
 
+    @pyqtSlot(str, result = bool)
+    def existsKey(self, key) -> bool:
+        return Application.getInstance().getMachineManager().existNetworkInstances(network_key = key)
+
     @pyqtSlot()
     def loadConfigurationFromPrinter(self):
         machine_manager = Application.getInstance().getMachineManager()

plugins/UM3NetworkPrinting/DiscoverUM3Action.qml

@@ -5,6 +5,7 @@ import QtQuick 2.2
 import QtQuick.Controls 1.1
 import QtQuick.Layouts 1.1
 import QtQuick.Window 2.1
+import QtQuick.Dialogs 1.2
 
 Cura.MachineAction
 {
@@ -33,15 +34,34 @@ Cura.MachineAction
         {
             var printerKey = base.selectedDevice.key
             var printerName = base.selectedDevice.name  // TODO To change when the groups have a name
-            if(manager.getStoredKey() != printerKey)
+            if (manager.getStoredKey() != printerKey)
             {
-                manager.setKey(printerKey)
+                // Check if there is another instance with the same key
-                manager.setGroupName(printerName)   // TODO To change when the groups have a name
+                if (!manager.existsKey(printerKey))
-                completed()
+                {
+                    manager.setKey(printerKey)
+                    manager.setGroupName(printerName)   // TODO To change when the groups have a name
+                    completed()
+                }
+                else
+                {
+                    existingConnectionDialog.open()
+                }
             }
         }
     }
 
+    MessageDialog
+    {
+        id: existingConnectionDialog
+        title: catalog.i18nc("@window:title", "Existing Connection")
+        icon: StandardIcon.Information
+        text: catalog.i18nc("@message:text", "There is an instance already connected to this group")
+        detailedText: catalog.i18nc("@message:description", "You can't connect two instances to the same group. Please use the other instance or connect to another group.")
+        standardButtons: StandardButton.Ok
+        modality: Qt.ApplicationModal
+    }
+
     Column
     {
         anchors.fill: parent;

plugins/UM3NetworkPrinting/UM3OutputDevicePlugin.py

@@ -82,6 +82,9 @@ class UM3OutputDevicePlugin(OutputDevicePlugin):
             self._zero_conf_browser.cancel()
             self._zero_conf_browser = None  # Force the old ServiceBrowser to be destroyed.
 
+        for instance_name in list(self._discovered_devices):
+            self._onRemoveDevice(instance_name)
+
         self._zero_conf = Zeroconf()
         self._zero_conf_browser = ServiceBrowser(self._zero_conf, u'_ultimaker._tcp.local.',
                                                  [self._appendServiceChangedRequest])

plugins/USBPrinting/USBPrinterOutputController.py

@@ -1,68 +0,0 @@
-# Copyright (c) 2017 Ultimaker B.V.
-# Cura is released under the terms of the LGPLv3 or higher.
-
-from cura.PrinterOutput.PrinterOutputController import PrinterOutputController
-from PyQt5.QtCore import QTimer
-
-MYPY = False
-if MYPY:
-    from cura.PrinterOutput.PrintJobOutputModel import PrintJobOutputModel
-    from cura.PrinterOutput.PrinterOutputModel import PrinterOutputModel
-
-
-class USBPrinterOutputController(PrinterOutputController):
-    def __init__(self, output_device):
-        super().__init__(output_device)
-
-        self._preheat_bed_timer = QTimer()
-        self._preheat_bed_timer.setSingleShot(True)
-        self._preheat_bed_timer.timeout.connect(self._onPreheatBedTimerFinished)
-        self._preheat_printer = None
-
-    def moveHead(self, printer: "PrinterOutputModel", x, y, z, speed):
-        self._output_device.sendCommand("G91")
-        self._output_device.sendCommand("G0 X%s Y%s Z%s F%s" % (x, y, z, speed))
-        self._output_device.sendCommand("G90")
-
-    def homeHead(self, printer):
-        self._output_device.sendCommand("G28 X")
-        self._output_device.sendCommand("G28 Y")
-
-    def homeBed(self, printer):
-        self._output_device.sendCommand("G28 Z")
-
-    def setJobState(self, job: "PrintJobOutputModel", state: str):
-        if state == "pause":
-            self._output_device.pausePrint()
-            job.updateState("paused")
-        elif state == "print":
-            self._output_device.resumePrint()
-            job.updateState("printing")
-        elif state == "abort":
-            self._output_device.cancelPrint()
-            pass
-
-    def preheatBed(self, printer: "PrinterOutputModel", temperature, duration):
-        try:
-            temperature = round(temperature)  # The API doesn't allow floating point.
-            duration = round(duration)
-        except ValueError:
-            return  # Got invalid values, can't pre-heat.
-
-        self.setTargetBedTemperature(printer, temperature=temperature)
-        self._preheat_bed_timer.setInterval(duration * 1000)
-        self._preheat_bed_timer.start()
-        self._preheat_printer = printer
-        printer.updateIsPreheating(True)
-
-    def cancelPreheatBed(self, printer: "PrinterOutputModel"):
-        self.preheatBed(printer, temperature=0, duration=0)
-        self._preheat_bed_timer.stop()
-        printer.updateIsPreheating(False)
-
-    def setTargetBedTemperature(self, printer: "PrinterOutputModel", temperature: int):
-        self._output_device.sendCommand("M140 S%s" % temperature)
-
-    def _onPreheatBedTimerFinished(self):
-        self.setTargetBedTemperature(self._preheat_printer, 0)
-        self._preheat_printer.updateIsPreheating(False)

plugins/USBPrinting/USBPrinterOutputDevice.py

@@ -10,9 +10,9 @@ from UM.PluginRegistry import PluginRegistry
 from cura.PrinterOutputDevice import PrinterOutputDevice, ConnectionState
 from cura.PrinterOutput.PrinterOutputModel import PrinterOutputModel
 from cura.PrinterOutput.PrintJobOutputModel import PrintJobOutputModel
+from cura.PrinterOutput.GenericOutputController import GenericOutputController
 
 from .AutoDetectBaudJob import AutoDetectBaudJob
-from .USBPrinterOutputController import USBPrinterOutputController
 from .avr_isp import stk500v2, intelHex
 
 from PyQt5.QtCore import pyqtSlot, pyqtSignal, pyqtProperty
@@ -240,7 +240,7 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
         container_stack = Application.getInstance().getGlobalContainerStack()
         num_extruders = container_stack.getProperty("machine_extruder_count", "value")
         # Ensure that a printer is created.
-        self._printers = [PrinterOutputModel(output_controller=USBPrinterOutputController(self), number_of_extruders=num_extruders)]
+        self._printers = [PrinterOutputModel(output_controller=GenericOutputController(self), number_of_extruders=num_extruders)]
         self._printers[0].updateName(container_stack.getName())
         self.setConnectionState(ConnectionState.connected)
         self._update_thread.start()
@@ -372,7 +372,7 @@ class USBPrinterOutputDevice(PrinterOutputDevice):
         elapsed_time = int(time() - self._print_start_time)
         print_job = self._printers[0].activePrintJob
         if print_job is None:
-            print_job = PrintJobOutputModel(output_controller = USBPrinterOutputController(self), name= Application.getInstance().getPrintInformation().jobName)
+            print_job = PrintJobOutputModel(output_controller = GenericOutputController(self), name= Application.getInstance().getPrintInformation().jobName)
             print_job.updateState("printing")
             self._printers[0].updateActivePrintJob(print_job)
 

plugins/XmlMaterialProfile/XmlMaterialProfile.py

@@ -208,14 +208,9 @@ class XmlMaterialProfile(InstanceContainer):
         machine_variant_map = {}
 
         variant_manager = CuraApplication.getInstance().getVariantManager()
-        material_manager = CuraApplication.getInstance().getMaterialManager()
 
         root_material_id = self.getMetaDataEntry("base_file")  # if basefile is self.getId, this is a basefile.
-        material_group = material_manager.getMaterialGroup(root_material_id)
+        all_containers = registry.findInstanceContainers(base_file = root_material_id)
-
-        all_containers = []
-        for node in [material_group.root_material_node] + material_group.derived_material_node_list:
-            all_containers.append(node.getContainer())
 
         for container in all_containers:
             definition_id = container.getMetaDataEntry("definition")
@@ -242,7 +237,7 @@ class XmlMaterialProfile(InstanceContainer):
 
         for definition_id, container in machine_container_map.items():
             definition_id = container.getMetaDataEntry("definition")
-            definition_metadata = ContainerRegistry.getInstance().findDefinitionContainersMetadata(id = definition_id)[0]
+            definition_metadata = registry.findDefinitionContainersMetadata(id = definition_id)[0]
 
             product = definition_id
             for product_name, product_id_list in product_id_map.items():

resources/definitions/bq_hephestos_xl.def.json

@@ -6,7 +6,7 @@
         "visible": true,
         "manufacturer": "BQ",
         "author": "BQ",
-        "file_formats": "text/x-code",
+        "file_formats": "text/x-gcode",
         "platform": "bq_hephestos_platform.stl",
         "platform_offset": [ 0, -82, 0]
     },

resources/definitions/seemecnc_artemis.def.json

@@ -25,6 +25,7 @@
         "machine_nozzle_size": { "default_value": 0.5 },
         "machine_shape": { "default_value": "elliptic" },
         "machine_width": { "default_value": 290 },
+        "material_diameter": { "default_value": 1.75 },
         "relative_extrusion": { "default_value": false },
         "retraction_amount": { "default_value": 3.2 },
         "retraction_combing": { "default_value": "off" },

resources/definitions/seemecnc_v32.def.json

@@ -25,6 +25,7 @@
         "machine_nozzle_size": { "default_value": 0.5 },
         "machine_shape": { "default_value": "elliptic" },
         "machine_width": { "default_value": 265 },
+        "material_diameter": { "default_value": 1.75 },
         "relative_extrusion": { "default_value": false },
         "retraction_amount": { "default_value": 3.2 },
         "retraction_combing": { "default_value": "off" },

resources/definitions/ultimaker3.def.json

@@ -110,9 +110,9 @@
         "material_bed_temperature": { "maximum_value": "115" },
         "material_bed_temperature_layer_0": { "maximum_value": "115" },
         "material_standby_temperature": { "value": "100" },
-        "meshfix_maximum_resolution": { "value": "0.04" },		
+        "meshfix_maximum_resolution": { "value": "0.04" },
         "multiple_mesh_overlap": { "value": "0" },
-        "optimize_wall_printing_order": { "value": "True" },		
+        "optimize_wall_printing_order": { "value": "True" },
         "prime_tower_enable": { "default_value": true },
         "raft_airgap": { "value": "0" },
         "raft_base_thickness": { "value": "0.3" },

resources/qml/Cura.qml

@@ -217,6 +217,7 @@ UM.MainWindow
                             text: catalog.i18nc("@action:inmenu", "Disable Extruder")
                             onTriggered: Cura.MachineManager.setExtruderEnabled(model.index, false)
                             visible: Cura.MachineManager.getExtruder(model.index).isEnabled
+                            enabled: Cura.MachineManager.numberExtrudersEnabled > 1
                         }
 
                     }

resources/qml/MachineSelection.qml

@@ -71,8 +71,8 @@ ToolButton
                 color: UM.Theme.getColor("sidebar_header_text_active")
                 text: control.text;
                 elide: Text.ElideRight;
-                anchors.left: isNetworkPrinter ? printerStatusIcon.right : parent.left;
+                anchors.left: printerStatusIcon.visible ? printerStatusIcon.right : parent.left;
-                anchors.leftMargin: isNetworkPrinter ? UM.Theme.getSize("sidebar_lining").width : UM.Theme.getSize("sidebar_margin").width
+                anchors.leftMargin: printerStatusIcon.visible ? UM.Theme.getSize("sidebar_lining").width : UM.Theme.getSize("sidebar_margin").width
                 anchors.right: downArrow.left;
                 anchors.rightMargin: control.rightMargin;
                 anchors.verticalCenter: parent.verticalCenter;

resources/qml/Menus/ContextMenu.qml

@@ -31,7 +31,7 @@ Menu
         MenuItem {
             text: "%1: %2 - %3".arg(model.name).arg(model.material).arg(model.variant)
             visible: base.shouldShowExtruders
-            enabled: UM.Selection.hasSelection
+            enabled: UM.Selection.hasSelection && model.enabled
             checkable: true
             checked: Cura.ExtruderManager.selectedObjectExtruders.indexOf(model.id) != -1
             onTriggered: CuraActions.setExtruderForSelection(model.id)

resources/qml/Menus/SettingVisibilityPresetsMenu.qml

@@ -1,8 +1,8 @@
 // Copyright (c) 2018 Ultimaker B.V.
 // Cura is released under the terms of the LGPLv3 or higher.
 
-import QtQuick 2.2
+import QtQuick 2.7
-import QtQuick.Controls 1.1
+import QtQuick.Controls 1.4
 
 import UM 1.2 as UM
 import Cura 1.0 as Cura
@@ -12,44 +12,26 @@ Menu
     id: menu
     title: catalog.i18nc("@action:inmenu", "Visible Settings")
 
+    property QtObject settingVisibilityPresetsModel: CuraApplication.getSettingVisibilityPresetsModel()
     property bool showingSearchResults
     property bool showingAllSettings
 
     signal showAllSettings()
     signal showSettingVisibilityProfile()
 
-    MenuItem
-    {
-        text: catalog.i18nc("@action:inmenu", "Custom selection")
-        checkable: true
-        checked: !showingSearchResults && !showingAllSettings && Cura.SettingVisibilityPresetsModel.activePreset == "custom"
-        exclusiveGroup: group
-        onTriggered:
-        {
-            Cura.SettingVisibilityPresetsModel.setActivePreset("custom");
-            // Restore custom set from preference
-            UM.Preferences.setValue("general/visible_settings", UM.Preferences.getValue("cura/custom_visible_settings"));
-            showSettingVisibilityProfile();
-        }
-    }
-    MenuSeparator { }
-
     Instantiator
     {
-        model: Cura.SettingVisibilityPresetsModel
+        model: settingVisibilityPresetsModel
 
         MenuItem
         {
             text: model.name
             checkable: true
-            checked: model.id == Cura.SettingVisibilityPresetsModel.activePreset
+            checked: model.id == settingVisibilityPresetsModel.activePreset
             exclusiveGroup: group
             onTriggered:
             {
-                Cura.SettingVisibilityPresetsModel.setActivePreset(model.id);
+                settingVisibilityPresetsModel.setActivePreset(model.id);
-
-                UM.Preferences.setValue("general/visible_settings", model.settings.join(";"));
-
                 showSettingVisibilityProfile();
             }
         }

resources/qml/Preferences/MaterialsPage.qml

@@ -364,6 +364,7 @@ Item
             }
 
             width: true ? (parent.width * 0.4) | 0 : parent.width
+            frameVisible: true
 
             ListView
             {

resources/qml/Preferences/ProfilesPage.qml

@@ -369,6 +369,7 @@ Item
             }
 
             width: true ? (parent.width * 0.4) | 0 : parent.width
+            frameVisible: true
 
             ListView
             {

resources/qml/Preferences/SettingVisibilityPage.qml

@@ -13,6 +13,8 @@ UM.PreferencesPage
 {
     title: catalog.i18nc("@title:tab", "Setting Visibility");
 
+    property QtObject settingVisibilityPresetsModel: CuraApplication.getSettingVisibilityPresetsModel()
+
     property int scrollToIndex: 0
 
     signal scrollToSection( string key )
@@ -27,8 +29,7 @@ UM.PreferencesPage
 
         // After calling this function update Setting visibility preset combobox.
         // Reset should set default setting preset ("Basic")
-        visibilityPreset.setDefaultPreset()
+        visibilityPreset.currentIndex = 1
-
     }
     resetEnabled: true;
 
@@ -37,8 +38,6 @@ UM.PreferencesPage
         id: base;
         anchors.fill: parent;
 
-        property bool inhibitSwitchToCustom: false
-
         CheckBox
         {
             id: toggleVisibleSettings
@@ -112,11 +111,6 @@ UM.PreferencesPage
 
         ComboBox
         {
-            function setDefaultPreset()
-            {
-                visibilityPreset.currentIndex = 0
-            }
-
             id: visibilityPreset
             width: 150 * screenScaleFactor
             anchors
@@ -125,51 +119,25 @@ UM.PreferencesPage
                 right: parent.right
             }
 
-            model: ListModel
+            model: settingVisibilityPresetsModel
-            {
+            textRole: "name"
-                id: visibilityPresetsModel
-                Component.onCompleted:
-                {
-                    visibilityPresetsModel.append({text: catalog.i18nc("@action:inmenu", "Custom selection"), id: "custom"});
-
-                    var presets = Cura.SettingVisibilityPresetsModel;
-                    for(var i = 0; i < presets.rowCount(); i++)
-                    {
-                        visibilityPresetsModel.append({text: presets.getItem(i)["name"], id: presets.getItem(i)["id"]});
-                    }
-                }
-            }
 
             currentIndex:
             {
                 // Load previously selected preset.
-                var index = Cura.SettingVisibilityPresetsModel.find("id", Cura.SettingVisibilityPresetsModel.activePreset);
+                var index = settingVisibilityPresetsModel.find("id", settingVisibilityPresetsModel.activePreset)
-                if(index == -1)
+                if (index == -1)
                 {
-                    return 0;
+                    return 0
                 }
 
-                return index + 1; // "Custom selection" entry is added in front, so index is off by 1
+                return index
             }
 
             onActivated:
             {
-                base.inhibitSwitchToCustom = true;
+                var preset_id = settingVisibilityPresetsModel.getItem(index).id;
-                var preset_id = visibilityPresetsModel.get(index).id;
+                settingVisibilityPresetsModel.setActivePreset(preset_id);
-                Cura.SettingVisibilityPresetsModel.setActivePreset(preset_id);
-
-                UM.Preferences.setValue("cura/active_setting_visibility_preset", preset_id);
-                if (preset_id != "custom")
-                {
-                    UM.Preferences.setValue("general/visible_settings", Cura.SettingVisibilityPresetsModel.getItem(index - 1).settings.join(";"));
-                    // "Custom selection" entry is added in front, so index is off by 1
-                }
-                else
-                {
-                    // Restore custom set from preference
-                    UM.Preferences.setValue("general/visible_settings", UM.Preferences.getValue("cura/custom_visible_settings"));
-                }
-                base.inhibitSwitchToCustom = false;
             }
         }
 
@@ -199,16 +167,7 @@ UM.PreferencesPage
                     exclude: ["machine_settings", "command_line_settings"]
                     showAncestors: true
                     expanded: ["*"]
-                    visibilityHandler: UM.SettingPreferenceVisibilityHandler
+                    visibilityHandler: UM.SettingPreferenceVisibilityHandler {}
-                    {
-                        onVisibilityChanged:
-                        {
-                            if(Cura.SettingVisibilityPresetsModel.activePreset != "" && !base.inhibitSwitchToCustom)
-                            {
-                                Cura.SettingVisibilityPresetsModel.setActivePreset("custom");
-                            }
-                        }
-                    }
                 }
 
                 delegate: Loader

resources/qml/PrinterOutput/ExtruderBox.qml

@@ -12,9 +12,20 @@ Item
     property alias color: background.color
     property var extruderModel
     property var position: index
-    //width: index == machineExtruderCount.properties.value - 1 && index % 2 == 0 ? extrudersGrid.width : Math.floor(extrudersGrid.width / 2 - UM.Theme.getSize("sidebar_lining_thin").width / 2)
     implicitWidth: parent.width
     implicitHeight: UM.Theme.getSize("sidebar_extruder_box").height
+
+    UM.SettingPropertyProvider
+    {
+        id: extruderTemperature
+        containerStackId: Cura.ExtruderManager.extruderIds[position]
+        key: "material_print_temperature"
+        watchedProperties: ["value", "minimum_value", "maximum_value", "resolve"]
+        storeIndex: 0
+
+        property var resolve: Cura.MachineManager.activeStackId != Cura.MachineManager.activeMachineId ? properties.resolve : "None"
+    }
+
     Rectangle
     {
         id: background
@@ -34,12 +45,11 @@ Item
         {
             id: extruderTargetTemperature
             text: Math.round(extruderModel.targetHotendTemperature) + "°C"
-            //text: (connectedPrinter != null && connectedPrinter.hotendIds[index] != null && connectedPrinter.targetHotendTemperatures[index] != null) ? Math.round(connectedPrinter.targetHotendTemperatures[index]) + "°C" : ""
             font: UM.Theme.getFont("small")
             color: UM.Theme.getColor("text_inactive")
             anchors.right: parent.right
             anchors.rightMargin: UM.Theme.getSize("default_margin").width
-            anchors.bottom: extruderTemperature.bottom
+            anchors.bottom: extruderCurrentTemperature.bottom
 
             MouseArea //For tooltip.
             {
@@ -52,7 +62,7 @@ Item
                     {
                         base.showTooltip(
                             base,
-                            {x: 0, y: extruderTargetTemperature.mapToItem(base, 0, -parent.height / 4).y},
+                            {x: 0, y: extruderTargetTemperature.mapToItem(base, 0, Math.floor(-parent.height / 4)).y},
                             catalog.i18nc("@tooltip", "The target temperature of the hotend. The hotend will heat up or cool down towards this temperature. If this is 0, the hotend heating is turned off.")
                         );
                     }
@@ -65,9 +75,8 @@ Item
         }
         Label //Temperature indication.
         {
-            id: extruderTemperature
+            id: extruderCurrentTemperature
             text: Math.round(extruderModel.hotendTemperature) + "°C"
-            //text: (connectedPrinter != null && connectedPrinter.hotendIds[index] != null && connectedPrinter.hotendTemperatures[index] != null) ? Math.round(connectedPrinter.hotendTemperatures[index]) + "°C" : ""
             color: UM.Theme.getColor("text")
             font: UM.Theme.getFont("large")
             anchors.right: extruderTargetTemperature.left
@@ -76,7 +85,7 @@ Item
 
             MouseArea //For tooltip.
             {
-                id: extruderTemperatureTooltipArea
+                id: extruderCurrentTemperatureTooltipArea
                 hoverEnabled: true
                 anchors.fill: parent
                 onHoveredChanged:
@@ -85,8 +94,8 @@ Item
                     {
                         base.showTooltip(
                             base,
-                            {x: 0, y: parent.mapToItem(base, 0, -parent.height / 4).y},
+                            {x: 0, y: parent.mapToItem(base, 0, Math.floor(-parent.height / 4)).y},
-                            catalog.i18nc("@tooltip", "The current temperature of this extruder.")
+                            catalog.i18nc("@tooltip", "The current temperature of this hotend.")
                         );
                     }
                     else
@@ -97,6 +106,272 @@ Item
             }
         }
 
+        Rectangle //Input field for pre-heat temperature.
+        {
+            id: preheatTemperatureControl
+            color: !enabled ? UM.Theme.getColor("setting_control_disabled") : showError ? UM.Theme.getColor("setting_validation_error_background") : UM.Theme.getColor("setting_validation_ok")
+            property var showError:
+            {
+                if(extruderTemperature.properties.maximum_value != "None" && extruderTemperature.properties.maximum_value <  Math.floor(preheatTemperatureInput.text))
+                {
+                    return true;
+                } else
+                {
+                    return false;
+                }
+            }
+            enabled:
+            {
+                if (extruderModel == null)
+                {
+                    return false; //Can't preheat if not connected.
+                }
+                if (!connectedPrinter.acceptsCommands)
+                {
+                    return false; //Not allowed to do anything.
+                }
+                if (connectedPrinter.activePrinter && connectedPrinter.activePrinter.activePrintJob)
+                {
+                    if((["printing", "pre_print", "resuming", "pausing", "paused", "error", "offline"]).indexOf(connectedPrinter.activePrinter.activePrintJob.state) != -1)
+                    {
+                        return false; //Printer is in a state where it can't react to pre-heating.
+                    }
+                }
+                return true;
+            }
+            border.width: UM.Theme.getSize("default_lining").width
+            border.color: !enabled ? UM.Theme.getColor("setting_control_disabled_border") : preheatTemperatureInputMouseArea.containsMouse ? UM.Theme.getColor("setting_control_border_highlight") : UM.Theme.getColor("setting_control_border")
+            anchors.right: preheatButton.left
+            anchors.rightMargin: UM.Theme.getSize("default_margin").width
+            anchors.bottom: parent.bottom
+            anchors.bottomMargin: UM.Theme.getSize("default_margin").height
+            width: UM.Theme.getSize("monitor_preheat_temperature_control").width
+            height: UM.Theme.getSize("monitor_preheat_temperature_control").height
+            visible: extruderModel != null ? enabled && extruderModel.canPreHeatHotends && !extruderModel.isPreheating : true
+            Rectangle //Highlight of input field.
+            {
+                anchors.fill: parent
+                anchors.margins: UM.Theme.getSize("default_lining").width
+                color: UM.Theme.getColor("setting_control_highlight")
+                opacity: preheatTemperatureControl.hovered ? 1.0 : 0
+            }
+            MouseArea //Change cursor on hovering.
+            {
+                id: preheatTemperatureInputMouseArea
+                hoverEnabled: true
+                anchors.fill: parent
+                cursorShape: Qt.IBeamCursor
+
+                onHoveredChanged:
+                {
+                    if (containsMouse)
+                    {
+                        base.showTooltip(
+                            base,
+                            {x: 0, y: preheatTemperatureInputMouseArea.mapToItem(base, 0, 0).y},
+                            catalog.i18nc("@tooltip of temperature input", "The temperature to pre-heat the hotend to.")
+                        );
+                    }
+                    else
+                    {
+                        base.hideTooltip();
+                    }
+                }
+            }
+            Label
+            {
+                id: unit
+                anchors.right: parent.right
+                anchors.rightMargin: UM.Theme.getSize("setting_unit_margin").width
+                anchors.verticalCenter: parent.verticalCenter
+
+                text: "°C";
+                color: UM.Theme.getColor("setting_unit")
+                font: UM.Theme.getFont("default")
+            }
+            TextInput
+            {
+                id: preheatTemperatureInput
+                font: UM.Theme.getFont("default")
+                color: !enabled ? UM.Theme.getColor("setting_control_disabled_text") : UM.Theme.getColor("setting_control_text")
+                selectByMouse: true
+                maximumLength: 5
+                enabled: parent.enabled
+                validator: RegExpValidator { regExp: /^-?[0-9]{0,9}[.,]?[0-9]{0,10}$/ } //Floating point regex.
+                anchors.left: parent.left
+                anchors.leftMargin: UM.Theme.getSize("setting_unit_margin").width
+                anchors.right: unit.left
+                anchors.verticalCenter: parent.verticalCenter
+                renderType: Text.NativeRendering
+
+                Component.onCompleted:
+                {
+                    if (!extruderTemperature.properties.value)
+                    {
+                        text = "";
+                    }
+                    else
+                    {
+                        text = extruderTemperature.properties.value;
+                    }
+                }
+            }
+        }
+
+        Button //The pre-heat button.
+        {
+            id: preheatButton
+            height: UM.Theme.getSize("setting_control").height
+            visible: extruderModel != null ? extruderModel.canPreHeatHotends: true
+            enabled:
+            {
+                if (!preheatTemperatureControl.enabled)
+                {
+                    return false; //Not connected, not authenticated or printer is busy.
+                }
+                if (extruderModel.isPreheating)
+                {
+                    return true;
+                }
+                if (extruderTemperature.properties.minimum_value != "None" && Math.floor(preheatTemperatureInput.text) < Math.floor(extruderTemperature.properties.minimum_value))
+                {
+                    return false; //Target temperature too low.
+                }
+                if (extruderTemperature.properties.maximum_value != "None" && Math.floor(preheatTemperatureInput.text) > Math.floor(extruderTemperature.properties.maximum_value))
+                {
+                    return false; //Target temperature too high.
+                }
+                if (Math.floor(preheatTemperatureInput.text) == 0)
+                {
+                    return false; //Setting the temperature to 0 is not allowed (since that cancels the pre-heating).
+                }
+                return true; //Preconditions are met.
+            }
+            anchors.right: parent.right
+            anchors.bottom: parent.bottom
+            anchors.margins: UM.Theme.getSize("default_margin").width
+            style: ButtonStyle {
+                background: Rectangle
+                {
+                    border.width: UM.Theme.getSize("default_lining").width
+                    implicitWidth: actualLabel.contentWidth + (UM.Theme.getSize("default_margin").width * 2)
+                    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
+                        }
+                    }
+
+                    Label
+                    {
+                        id: actualLabel
+                        anchors.centerIn: parent
+                        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:
+                        {
+                            if(extruderModel == null)
+                            {
+                                return ""
+                            }
+                            if(extruderModel.isPreheating )
+                            {
+                                return catalog.i18nc("@button Cancel pre-heating", "Cancel")
+                            } else
+                            {
+                                return catalog.i18nc("@button", "Pre-heat")
+                            }
+                        }
+                    }
+                }
+            }
+
+            onClicked:
+            {
+                if (!extruderModel.isPreheating)
+                {
+                    extruderModel.preheatHotend(preheatTemperatureInput.text, 900);
+                }
+                else
+                {
+                    extruderModel.cancelPreheatHotend();
+                }
+            }
+
+            onHoveredChanged:
+            {
+                if (hovered)
+                {
+                    base.showTooltip(
+                        base,
+                        {x: 0, y: preheatButton.mapToItem(base, 0, 0).y},
+                        catalog.i18nc("@tooltip of pre-heat", "Heat the hotend in advance before printing. You can continue adjusting your print while it is heating, and you won't have to wait for the hotend to heat up when you're ready to print.")
+                    );
+                }
+                else
+                {
+                    base.hideTooltip();
+                }
+            }
+        }
+
         Rectangle //Material colour indication.
         {
             id: materialColor

resources/qml/PrinterOutput/HeatedBedBox.qml

@@ -114,21 +114,24 @@ Item
                 {
                     return false; //Not allowed to do anything.
                 }
-                if (connectedPrinter.jobState == "printing" || connectedPrinter.jobState == "pre_print" || connectedPrinter.jobState == "resuming" || connectedPrinter.jobState == "pausing" || connectedPrinter.jobState == "paused" || connectedPrinter.jobState == "error" || connectedPrinter.jobState == "offline")
+                if (connectedPrinter.activePrinter && connectedPrinter.activePrinter.activePrintJob)
                 {
-                    return false; //Printer is in a state where it can't react to pre-heating.
+                    if((["printing", "pre_print", "resuming", "pausing", "paused", "error", "offline"]).indexOf(connectedPrinter.activePrinter.activePrintJob.state) != -1)
+                    {
+                        return false; //Printer is in a state where it can't react to pre-heating.
+                    }
                 }
                 return true;
             }
             border.width: UM.Theme.getSize("default_lining").width
             border.color: !enabled ? UM.Theme.getColor("setting_control_disabled_border") : preheatTemperatureInputMouseArea.containsMouse ? UM.Theme.getColor("setting_control_border_highlight") : UM.Theme.getColor("setting_control_border")
-            anchors.left: parent.left
+            anchors.right: preheatButton.left
-            anchors.leftMargin: UM.Theme.getSize("default_margin").width
+            anchors.rightMargin: UM.Theme.getSize("default_margin").width
             anchors.bottom: parent.bottom
             anchors.bottomMargin: UM.Theme.getSize("default_margin").height
-            width: UM.Theme.getSize("setting_control").width
+            width: UM.Theme.getSize("monitor_preheat_temperature_control").width
-            height: UM.Theme.getSize("setting_control").height
+            height: UM.Theme.getSize("monitor_preheat_temperature_control").height
-            visible: printerModel != null ? printerModel.canPreHeatBed: true
+            visible: printerModel != null ? enabled && printerModel.canPreHeatBed && !printerModel.isPreheating : true
             Rectangle //Highlight of input field.
             {
                 anchors.fill: parent
@@ -159,18 +162,29 @@ Item
                     }
                 }
             }
+            Label
+            {
+                id: unit
+                anchors.right: parent.right
+                anchors.rightMargin: UM.Theme.getSize("setting_unit_margin").width
+                anchors.verticalCenter: parent.verticalCenter
+
+                text: "°C";
+                color: UM.Theme.getColor("setting_unit")
+                font: UM.Theme.getFont("default")
+            }
             TextInput
             {
                 id: preheatTemperatureInput
                 font: UM.Theme.getFont("default")
                 color: !enabled ? UM.Theme.getColor("setting_control_disabled_text") : UM.Theme.getColor("setting_control_text")
                 selectByMouse: true
-                maximumLength: 10
+                maximumLength: 5
                 enabled: parent.enabled
                 validator: RegExpValidator { regExp: /^-?[0-9]{0,9}[.,]?[0-9]{0,10}$/ } //Floating point regex.
                 anchors.left: parent.left
                 anchors.leftMargin: UM.Theme.getSize("setting_unit_margin").width
-                anchors.right: parent.right
+                anchors.right: unit.left
                 anchors.verticalCenter: parent.verticalCenter
                 renderType: Text.NativeRendering
 

resources/qml/Settings/SettingExtruder.qml

@@ -215,7 +215,8 @@ SettingItem
             {
                 text: model.name
                 renderType: Text.NativeRendering
-                color: {
+                color:
+                {
                     if (model.enabled) {
                         UM.Theme.getColor("setting_control_text")
                     } else {

resources/qml/Settings/SettingOptionalExtruder.qml

@@ -27,8 +27,19 @@ SettingItem
 
         onActivated:
         {
-            forceActiveFocus();
+            if (model.getItem(index).enabled)
-            propertyProvider.setPropertyValue("value", model.getItem(index).index);
+            {
+                forceActiveFocus();
+                propertyProvider.setPropertyValue("value", model.getItem(index).index);
+            } else
+            {
+                if (propertyProvider.properties.value == -1)
+                {
+                    control.currentIndex = model.rowCount() - 1;  // we know the last item is "Not overriden"
+                } else {
+                    control.currentIndex = propertyProvider.properties.value;  // revert to the old value
+                }
+            }
         }
 
         onActiveFocusChanged:
@@ -192,7 +203,14 @@ SettingItem
             {
                 text: model.name
                 renderType: Text.NativeRendering
-                color: UM.Theme.getColor("setting_control_text")
+                color:
+                {
+                    if (model.enabled) {
+                        UM.Theme.getColor("setting_control_text")
+                    } else {
+                        UM.Theme.getColor("action_button_disabled_text");
+                    }
+                }
                 font: UM.Theme.getFont("default")
                 elide: Text.ElideRight
                 verticalAlignment: Text.AlignVCenter

resources/qml/Settings/SettingView.qml

@@ -15,6 +15,7 @@ Item
 {
     id: base;
 
+    property QtObject settingVisibilityPresetsModel: CuraApplication.getSettingVisibilityPresetsModel()
     property Action configureSettings
     property bool findingSettings
     property bool showingAllSettings
@@ -439,6 +440,7 @@ Item
                     key: model.key ? model.key : ""
                     watchedProperties: [ "value", "enabled", "state", "validationState", "settable_per_extruder", "resolve" ]
                     storeIndex: 0
+                    removeUnusedValue: model.resolve == undefined
                 }
 
                 Connections
@@ -562,9 +564,9 @@ Item
                     {
                         definitionsModel.hide(contextMenu.key);
                         // visible settings have changed, so we're no longer showing a preset
-                        if (Cura.SettingVisibilityPresetsModel.activePreset != "" && !showingAllSettings)
+                        if (settingVisibilityPresetsModel.activePreset != "" && !showingAllSettings)
                         {
-                            Cura.SettingVisibilityPresetsModel.setActivePreset("custom");
+                            settingVisibilityPresetsModel.setActivePreset("custom");
                         }
                     }
                 }
@@ -594,16 +596,16 @@ Item
                             definitionsModel.show(contextMenu.key);
                         }
                         // visible settings have changed, so we're no longer showing a preset
-                        if (Cura.SettingVisibilityPresetsModel.activePreset != "" && !showingAllSettings)
+                        if (settingVisibilityPresetsModel.activePreset != "" && !showingAllSettings)
                         {
-                            Cura.SettingVisibilityPresetsModel.setActivePreset("custom");
+                            settingVisibilityPresetsModel.setActivePreset("custom");
                         }
                     }
                 }
                 MenuItem
                 {
                     //: Settings context menu action
-                    text: catalog.i18nc("@action:menu", "Configure setting visiblity...");
+                    text: catalog.i18nc("@action:menu", "Configure setting visibility...");
 
                     onTriggered: Cura.Actions.configureSettingVisibility.trigger(contextMenu);
                 }

resources/qml/SidebarHeader.qml

@@ -178,6 +178,7 @@ Column
                         text: catalog.i18nc("@action:inmenu", "Disable Extruder")
                         onTriggered: Cura.MachineManager.setExtruderEnabled(model.index, false)
                         visible: extruder_enabled
+                        enabled: Cura.MachineManager.numberExtrudersEnabled > 1
                     }
                 }
 
@@ -185,22 +186,34 @@ Column
                 {
                     background: Item
                     {
-                        Rectangle
+                        function buttonBackgroundColor(index)
                         {
-                            anchors.fill: parent
+                            var extruder = Cura.MachineManager.getExtruder(index)
-                            border.width: control.checked ? UM.Theme.getSize("default_lining").width * 2 : UM.Theme.getSize("default_lining").width
+                            if (extruder.isEnabled) {
-                            border.color: (control.checked || control.pressed) ? UM.Theme.getColor("action_button_active_border") :
+                                return (control.checked || control.pressed) ? UM.Theme.getColor("action_button_active") :
-                                          control.hovered ? UM.Theme.getColor("action_button_hovered_border") :
+                                        control.hovered ? UM.Theme.getColor("action_button_hovered") :
-                                          UM.Theme.getColor("action_button_border")
+                                        UM.Theme.getColor("action_button")
-                            color: (control.checked || control.pressed) ? UM.Theme.getColor("action_button_active") :
+                            } else {
-                                   control.hovered ? UM.Theme.getColor("action_button_hovered") :
+                                return UM.Theme.getColor("action_button_disabled")
-                                   UM.Theme.getColor("action_button")
+                            }
-                            Behavior on color { ColorAnimation { duration: 50; } }
+                        }
+
+                        function buttonBorderColor(index)
+                        {
+                            var extruder = Cura.MachineManager.getExtruder(index)
+                            if (extruder.isEnabled) {
+                                return (control.checked || control.pressed) ? UM.Theme.getColor("action_button_active_border") :
+                                        control.hovered ? UM.Theme.getColor("action_button_hovered_border") :
+                                        UM.Theme.getColor("action_button_border")
+                            } else {
+                                return UM.Theme.getColor("action_button_disabled_border")
+                            }
                         }
 
                         function buttonColor(index) {
                             var extruder = Cura.MachineManager.getExtruder(index);
-                            if (extruder.isEnabled) {
+                            if (extruder.isEnabled)
+                            {
                                 return (
                                     control.checked || control.pressed) ? UM.Theme.getColor("action_button_active_text") :
                                     control.hovered ? UM.Theme.getColor("action_button_hovered_text") :
@@ -210,10 +223,20 @@ Column
                             }
                         }
 
+                        Rectangle
+                        {
+                            anchors.fill: parent
+                            border.width: control.checked ? UM.Theme.getSize("default_lining").width * 2 : UM.Theme.getSize("default_lining").width
+                            border.color: buttonBorderColor(index)
+                            color: buttonBackgroundColor(index)
+                            Behavior on color { ColorAnimation { duration: 50; } }
+                        }
+
                         Item
                         {
                             id: extruderButtonFace
                             anchors.centerIn: parent
+
                             width: {
                                 var extruderTextWidth = extruderStaticText.visible ? extruderStaticText.width : 0;
                                 var iconWidth = extruderIconItem.width;

resources/qml/SidebarSimple.qml

@@ -19,7 +19,7 @@ Item
     property Action configureSettings;
     property variant minimumPrintTime: PrintInformation.minimumPrintTime;
     property variant maximumPrintTime: PrintInformation.maximumPrintTime;
-    property bool settingsEnabled: Cura.ExtruderManager.activeExtruderStackId || extrudersEnabledCount.properties.value == 1
+    property bool settingsEnabled: extrudersEnabledCount.properties.value == 1
 
     Component.onCompleted: PrintInformation.enabled = true
     Component.onDestruction: PrintInformation.enabled = false
@@ -111,7 +111,6 @@ Item
 
                             // Set selected value
                             if (Cura.MachineManager.activeQualityType == qualityItem.quality_type) {
-
                                 // set to -1 when switching to user created profile so all ticks are clickable
                                 if (Cura.SimpleModeSettingsManager.isProfileUserCreated) {
                                     qualityModel.qualitySliderActiveIndex = -1
@@ -474,18 +473,7 @@ Item
                     onClicked:
                     {
                         // if the current profile is user-created, switch to a built-in quality
-                        if (Cura.SimpleModeSettingsManager.isProfileUserCreated)
+                        Cura.MachineManager.resetToUseDefaultQuality()
-                        {
-                            if (Cura.QualityProfilesDropDownMenuModel.rowCount() > 0)
-                            {
-                                var item = Cura.QualityProfilesDropDownMenuModel.getItem(0);
-                                Cura.MachineManager.activeQualityGroup = item.quality_group;
-                            }
-                        }
-                        if (Cura.SimpleModeSettingsManager.isProfileCustomized)
-                        {
-                            discardOrKeepProfileChangesDialog.show()
-                        }
                     }
                     onEntered:
                     {
@@ -594,7 +582,9 @@ Item
                         // Update value only if the Recomended mode is Active,
                         // Otherwise if I change the value in the Custom mode the Recomended view will try to repeat
                         // same operation
-                        if (UM.Preferences.getValue("cura/active_mode") == 0) {
+                        var active_mode = UM.Preferences.getValue("cura/active_mode")
+
+                        if (active_mode == 0 || active_mode == "simple") {
                             Cura.MachineManager.setSettingForAllExtruders("infill_sparse_density", "value", roundedSliderValue)
                         }
                     }

resources/themes/cura-dark/theme.json

@@ -84,16 +84,16 @@
         "tab_background": [39, 44, 48, 255],
 
         "action_button": [39, 44, 48, 255],
-        "action_button_text": [255, 255, 255, 101],
+        "action_button_text": [255, 255, 255, 200],
         "action_button_border": [255, 255, 255, 30],
         "action_button_hovered": [39, 44, 48, 255],
         "action_button_hovered_text": [255, 255, 255, 255],
         "action_button_hovered_border": [255, 255, 255, 30],
         "action_button_active": [39, 44, 48, 30],
         "action_button_active_text": [255, 255, 255, 255],
-        "action_button_active_border": [255, 255, 255, 30],
+        "action_button_active_border": [255, 255, 255, 100],
         "action_button_disabled": [39, 44, 48, 255],
-        "action_button_disabled_text": [255, 255, 255, 101],
+        "action_button_disabled_text": [255, 255, 255, 80],
         "action_button_disabled_border": [255, 255, 255, 30],
 
         "scrollbar_background": [39, 44, 48, 0],

resources/themes/cura-light/theme.json

@@ -411,6 +411,8 @@
         "save_button_save_to_button": [0.3, 2.7],
         "save_button_specs_icons": [1.4, 1.4],
 
+        "monitor_preheat_temperature_control": [4.5, 2.0],
+
         "modal_window_minimum": [60.0, 45],
         "license_window_minimum": [45, 45],
         "wizard_progress": [10.0, 0.0],