Minor comment cleanup.

IPython/frontend/qt/console/console_widget.py

@@ -125,7 +125,7 b' class ConsoleWidget(QtGui.QPlainTextEdit):'
                          QtCore.Qt.Key_D : QtCore.Qt.Key_Delete, }
 
     #---------------------------------------------------------------------------
-    # 'QWidget' interface
+    # 'QObject' interface
     #---------------------------------------------------------------------------
 
     def __init__(self, parent=None):
@@ -160,15 +160,6 b' class ConsoleWidget(QtGui.QPlainTextEdit):'
         select_all_action.triggered.connect(self.selectAll)
         self._context_menu.addAction(select_all_action)
 
-    def contextMenuEvent(self, event):
-        """ Reimplemented to create a menu without destructive actions like
-            'Cut' and 'Delete'.
-        """
-        clipboard_empty = QtGui.QApplication.clipboard().text().isEmpty()
-        self._paste_action.setEnabled(not clipboard_empty)
-        
-        self._context_menu.exec_(event.globalPos())
-
     def event(self, event):
         """ Reimplemented to override shortcuts, if necessary.
         """
@@ -181,6 +172,19 b' class ConsoleWidget(QtGui.QPlainTextEdit):'
         else:
             return QtGui.QPlainTextEdit.event(self, event)
 
+    #---------------------------------------------------------------------------
+    # 'QWidget' interface
+    #---------------------------------------------------------------------------
+
+    def contextMenuEvent(self, event):
+        """ Reimplemented to create a menu without destructive actions like
+            'Cut' and 'Delete'.
+        """
+        clipboard_empty = QtGui.QApplication.clipboard().text().isEmpty()
+        self._paste_action.setEnabled(not clipboard_empty)
+        
+        self._context_menu.exec_(event.globalPos())
+
     def keyPressEvent(self, event):
         """ Reimplemented to create a console-like interface.
         """
@@ -662,7 +666,7 b' class HistoryConsoleWidget(ConsoleWidget):'
     """
     
     #---------------------------------------------------------------------------
-    # 'QWidget' interface
+    # 'QObject' interface
     #---------------------------------------------------------------------------
 
     def __init__(self, parent=None):

IPython/frontend/qt/console/frontend_widget.py

@@ -49,7 +49,7 b' class FrontendWidget(HistoryConsoleWidget):'
     executed = QtCore.pyqtSignal(object)
 
     #---------------------------------------------------------------------------
-    # 'QWidget' interface
+    # 'QObject' interface
     #---------------------------------------------------------------------------
     
     def __init__(self, parent=None):
@@ -69,6 +69,10 b' class FrontendWidget(HistoryConsoleWidget):'
 
         self.document().contentsChange.connect(self._document_contents_change)
 
+    #---------------------------------------------------------------------------
+    # 'QWidget' interface
+    #---------------------------------------------------------------------------
+
     def focusOutEvent(self, event):
         """ Reimplemented to hide calltips.
         """

IPython/frontend/qt/console/ipython_widget.py

@@ -10,7 +10,7 b' class IPythonWidget(FrontendWidget):'
     """
 
     #---------------------------------------------------------------------------
-    # 'FrontendWidget' interface
+    # 'QObject' interface
     #---------------------------------------------------------------------------
     
     def __init__(self, parent=None):
@@ -18,6 +18,10 b' class IPythonWidget(FrontendWidget):'
 
         self._magic_overrides = {}
 
+    #---------------------------------------------------------------------------
+    # 'FrontendWidget' interface
+    #---------------------------------------------------------------------------
+
     def execute_source(self, source, hidden=False, interactive=False):
         """ Reimplemented to override magic commands.
         """