From 396d4727dc1bf1fa200695397e82a7332e99ff96 Mon Sep 17 00:00:00 2001
From: Helmut Merz <helmutm@cy55.de>
Date: Sun, 17 Jan 2016 14:16:24 +0100
Subject: [PATCH] provide a collection of sub-parts of a page that may be
 placed separately on the page

---
 browser/common.py |  1 +
 browser/node.py   | 12 ++++++++++++
 2 files changed, 13 insertions(+)

diff --git a/browser/common.py b/browser/common.py
index bbb9c1e..e30af25 100755
--- a/browser/common.py
+++ b/browser/common.py
@@ -192,6 +192,7 @@ class BaseView(GenericView, I18NView, SortableMixin):
     actions = {}
     portlet_actions = []
     parts = ()
+    subparts = ()
     icon = None
     modeName = 'view'
     isToplevel = False
diff --git a/browser/node.py b/browser/node.py
index 5af88d1..ff5a27e 100755
--- a/browser/node.py
+++ b/browser/node.py
@@ -98,6 +98,18 @@ class NodeView(BaseView):
     def macro(self):
         return self.template.macros['content']
 
+    @Lazy
+    def subparts(self):
+        def getParts(n):
+            t = n.targetObjectView
+            if t is None:
+                return []
+            return t.subparts
+        parts = getParts(self)
+        for n in self.textItems:
+            parts.extend(getParts(n))
+        return parts
+
     def update(self):
         result = super(NodeView, self).update()
         self.recordAccess()