set the object name at the toolkit_object level

enaml/qt/qt_dock_item.py

@@ -64,7 +64,6 @@ def init_widget(self):
         """
         super(QtDockItem, self).init_widget()
         d = self.declaration
-        self.set_name(d.name)
         self.set_title(d.title)
         self.set_title_editable(d.title_editable)
         if not d.title_bar_visible:
@@ -151,12 +150,6 @@ def child_removed(self, child):
     #--------------------------------------------------------------------------
     # ProxyDockItem API
     #--------------------------------------------------------------------------
-    def set_name(self, name):
-        """ Set the object name on the underlying widget.
-
-        """
-        self.widget.setObjectName(name)
-
     def set_title(self, title):
         """ Set the title on the underlying widget.
 

enaml/qt/qt_toolkit_object.py

@@ -19,8 +19,8 @@ class QtToolkitObject(ProxyToolkitObject):
     """
     # PySide requires weakrefs for using bound methods as slots
     if QT_API == 'pyside':
-        __slots__ = '__weakref__' 
-    
+        __slots__ = '__weakref__'
+
     #: A reference to the toolkit widget created by the proxy.
     widget = Typed(QObject)
 
@@ -45,7 +45,11 @@ def init_widget(self):
         state of the widget. The child widgets will not yet be created.
 
         """
-        pass
+        widget = self.widget
+        if widget is not None:
+            name = self.declaration.name
+            if name:
+                widget.setObjectName(name)
 
     def init_layout(self):
         """ Initialize the layout of the toolkit widget.