add controller utility method for providing (skin-dependent) macros identified by a unique name

git-svn-id: svn://svn.cy55.de/Zope3/src/cybertools/trunk@3951 fd906abe-77d9-0310-91a1-e0d9ade77398

browser/controller.py

@@ -1,5 +1,5 @@
 #
-#  Copyright (c) 2008 Helmut Merz helmutm@cy55.de
+#  Copyright (c) 2010 Helmut Merz helmutm@cy55.de
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -43,6 +43,7 @@ class Controller(object):
         self.configure()
         #self.view.setupController()
         self.view.controller = self   # notify the view
+        self.templates = {}
 
     skin = None         # may be overwritten by the view
 
@@ -76,6 +77,12 @@ class Controller(object):
                                           IMemberInfoProvider)
         return provider is not None and provider.data or None
 
+    def getTemplateMacros(self, name, default):
+        template = self.templates.get(name)
+        if template is None:
+            template = default
+        return template.macros
+
 
 class Macros(dict):