Get default settings view to work as sidebar component

cura/Sidebar/SidebarView.py

@@ -1,7 +1,9 @@
 # Copyright (c) 2017 Ultimaker B.V.
+from PyQt5.QtCore import QUrl
 
+from UM.Logger import Logger
 from UM.PluginObject import PluginObject
-
+from UM.PluginRegistry import PluginRegistry
 
 #   Abstract class for sidebar view objects.
 #   By default the sidebar is Cura's settings, slicing and printing overview.
@@ -10,4 +12,13 @@ class SidebarView(PluginObject):
 
     def __init__(self):
         super().__init__()
-        print("sidebar view hello")
+        self._view = None
+
+    ##  Get the path to the component QML file as QUrl
+    def getComponentPath(self):
+        try:
+            sidebar_component_file_path = PluginRegistry.getInstance().getMetaData(self.getPluginId())["sidebar_view"]["sidebar_component"]
+            return QUrl.fromLocalFile(sidebar_component_file_path)
+        except KeyError:
+            Logger.log("w", "Could not find sidebar component QML file for %s", self.getPluginId())
+            return QUrl()