Register sidebar controller in application, start with default sidebar view

cura/CuraApplication.py

@@ -33,9 +33,11 @@ from UM.Operations.RemoveSceneNodeOperation import RemoveSceneNodeOperation
 from UM.Operations.GroupedOperation import GroupedOperation
 from UM.Operations.SetTransformOperation import SetTransformOperation
 from cura.Arrange import Arrange
+from cura.Settings.SettingsSidebarView import SettingsSidebarView
 from cura.ShapeArray import ShapeArray
 from cura.ConvexHullDecorator import ConvexHullDecorator
 from cura.SetParentOperation import SetParentOperation
+from cura.Sidebar.SidebarController import SidebarController
 from cura.SliceableObjectDecorator import SliceableObjectDecorator
 from cura.BlockSlicingDecorator import BlockSlicingDecorator
 
@@ -204,6 +206,14 @@ class CuraApplication(QtApplication):
         self._setting_inheritance_manager = None
         self._simple_mode_settings_manager = None
 
+        ##  As of Cura 3.2, the sidebar is controlled by a controller.
+        #   This functionality was added to allow plugins registering custom sidebar views.
+        self._sidebar_controller = SidebarController(self)
+
+        ##  Register the default settings sidebar manually
+        settings_sidebar_view = SettingsSidebarView()
+        self._sidebar_controller.addSidebarView(settings_sidebar_view)
+
         self._additional_components = {} # Components to add to certain areas in the interface
 
         super().__init__(name = "cura", version = CuraVersion, buildtype = CuraBuildType,
@@ -775,6 +785,14 @@ class CuraApplication(QtApplication):
     def getPrintInformation(self):
         return self._print_information
 
+    ##  Get the SidebarController of this application.
+    #   A sidebar controller is created if it wasn't yet.
+    #   \returns SidebarControllers \type{SidebarController}
+    def getSidebarController(self) -> SidebarController:
+        if self._sidebar_controller is None:
+            self._sidebar_controller = SidebarController(self)
+        return self._sidebar_controller
+
     ##  Registers objects for the QML engine to use.
     #
     #   \param engine The QML engine.
@@ -800,6 +818,7 @@ class CuraApplication(QtApplication):
         qmlRegisterType(MachineNameValidator, "Cura", 1, 0, "MachineNameValidator")
         qmlRegisterType(UserChangesModel, "Cura", 1, 1, "UserChangesModel")
         qmlRegisterSingletonType(ContainerManager, "Cura", 1, 0, "ContainerManager", ContainerManager.createContainerManager)
+        qmlRegisterSingletonType(SidebarController, "Cura", 1, 0, "SidebarController", self.getSidebarController)
 
         # 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/Settings/SettingsSidebarView.py

@@ -0,0 +1,10 @@
+# Copyright (c) 2017 Ultimaker B.V.
+
+from PyQt5.QtCore import QObject
+
+from cura.Sidebar.SidebarView import SidebarView
+
+class SettingsSidebarView(QObject, SidebarView):
+
+    def __init__(self):
+        super().__init__()

cura/Sidebar/SidebarViewModel.py

@@ -0,0 +1,16 @@
+# Copyright (c) 2017 Ultimaker B.V.
+from PyQt5.QtCore import Qt
+from UM.Qt.ListModel import ListModel
+from UM.Application import Application
+from UM.PluginRegistry import PluginRegistry
+
+##  The SidebarViewModel is the default sidebar view in Cura with all the print settings and print button.
+class SidebarViewModel(ListModel):
+    IdRole = Qt.UserRole + 1
+    NameRole = Qt.UserRole + 2
+    ActiveRole = Qt.UserRole + 3
+
+    def __init__(self, parent = None):
+        super().__init__(parent)
+
+