provide filter setting as layout or request parameter

git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@3486 fd906abe-77d9-0310-91a1-e0d9ade77398

layout/base.py

@@ -65,6 +65,7 @@ class NodeLayoutInstance(LayoutInstance):
         request = self.view.request
         view = component.getMultiAdapter((self.target, request), name='layout')
         view.node = self.context
+        view.layoutInstance = self
         return view
 
 

layout/browser/base.py

@@ -47,10 +47,6 @@ class BaseView(object):
     def loopsRoot(self):
         return self.context.getLoopsRoot()
 
-    @Lazy
-    def defaultPredicate(self):
-        return self.loopsRoot.getConceptManager().getDefaultPredicate()
-
     @Lazy
     def conceptManager(self):
         return self.loopsRoot.getConceptManager()
@@ -110,6 +106,16 @@ class BaseView(object):
                                url='%s/%s' % (self.url, pageName)))
         return result
 
+    @Lazy
+    def filter(self):
+        fname = self.request.form.get('filter')
+        if fname is None:
+            li = getattr(self, 'layoutInstance', None)
+            if li is not None:
+                fname = getattr(li.template, 'filter', '')
+                self.request.form['filter'] = fname
+        return fname
+
     @Lazy
     def authenticated(self):
         return not IUnauthenticatedPrincipal.providedBy(self.request.principal)

layout/browser/concept.py

@@ -41,6 +41,7 @@ class ConceptView(BaseView):
     @property
     def children(self):
         for c in self.context.getChildren():
+        #for c in self.context.getChildren([self.defaultPredicate]):
             a = adapted(c)
             #view = component.getMultiAdapter((c, self.request), name='layout')
             view = component.getMultiAdapter((a, self.request), name='layout')