Port DocumentFragment to the new wrapperless DOM.

client/dom/scripts/systemhtml.py

 #!/usr/bin/python
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 """This module provides shared functionality for the system to generate
 Dart:html APIs from the IDL database."""
 
 from systemfrog import *
 from systeminterface import *
@@ skipping 456 matching lines @@
   def _TraverseParents(self, interface, callback):
     for parent in interface.parents:
       parent_id = parent.type.id
       if self._database.HasInterface(parent_id):
         parent_interface = self._database.GetInterface(parent_id)
         callback(parent_interface)
         self._TraverseParents(parent_interface, callback)
 
   # TODO(jacobr): this isn't quite right.... 
   def GetParentsEventsClasses(self, interface):
-    # Ugly hack as we don't specify that Document inherits from Element
-    # in our IDL.
-    if interface.id == 'Document':
+    # Ugly hack as we don't specify that Document and DocumentFragment inherit
+    # from Element in our IDL.
+    if interface.id == 'Document' or interface.id == 'DocumentFragment':
       return ['ElementEvents']

[Jacob, 2012/03/06 05:09:00]

Why are you hard coding the parent for 'Document'?

[nweiz, 2012/03/06 20:10:47]

That was there prior to this change.

 
     interfaces_with_events = set()
     def visit(parent):
       if parent.id in self._event_classes:
         interfaces_with_events.add(parent)
 
     self._TraverseParents(interface, visit)
     if len(interfaces_with_events) == 0:
       return ['Events']
     else:
@@ skipping 1174 matching lines @@
     # dispatch has removed f(X), leaving only f(Y), but there is no guarantee
     # that Y = Z-X, so we need to check for Y.
     true_code = emitter.Emit(
         '$(INDENT)if ($COND) {\n'
         '$!TRUE'
         '$(INDENT)}\n',
         COND=test, INDENT=indent)
     self.GenerateDispatch(
         true_code, info, indent + '  ', position + 1, positive)
     return True