[ZPT] CVS: Releases/Zope/lib/python/ZTUtils - Zope.py:1.5

[Evan Simpson]

Update of /cvs-repository/Releases/Zope/lib/python/ZTUtils
In directory cvs.zope.org:/tmp/cvs-serv3792

Modified Files:
	Zope.py 
Log Message:
Provide default state argument for cookie-driven trees.


=== Releases/Zope/lib/python/ZTUtils/Zope.py 1.4 => 1.5 ===
 class SimpleTreeMaker(TreeSkipMixin, SimpleTreeMaker):
     _getChildren = SimpleTreeMaker.getChildren
-    def cookieTree(self, root_object):
+    def cookieTree(self, root_object, default_state=None):
         '''Make a tree with state stored in a cookie.'''
         tree_pre = self.tree_pre
         state_name = '%s-state' % tree_pre
@@ -202,6 +202,8 @@
                     del m[obid]
             else:
                 state = decodeExpansion(state)
+        else:
+            state = default_state
         tree = self.tree(root_object, state)
         rows = tree.flat()
         req.RESPONSE.setCookie(state_name, encodeExpansion(rows))