Author: jmorliaguet
Date: Sat Oct 22 17:38:00 2005
New Revision: 28541
Modified:
z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/engine.py
z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/interfaces.py
Log:
- we give a chance to portlets to update their data before doing
the actual rendering.
Modified: z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/engine.py
==============================================================================
--- z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/engine.py
(original)
+++ z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/engine.py
Sat Oct 22 17:38:00 2005
@@ -25,7 +25,7 @@
from zope.publisher.interfaces import IRequest
from cpsskins.browser.negociation.interfaces import INegociation
-from cpsskins.browser.rendering.interfaces import IDisplayData
+from cpsskins.browser.rendering.interfaces import IDisplayData, IUpdateData
from cpsskins.configuration.interfaces import IRegistry
from cpsskins.elements.interfaces import IElement, ILeaf, ISlot, IDisplayable
from cpsskins.relations.interfaces import IPredicate
@@ -204,6 +204,11 @@
theme = getThemeManager().getThemeInContext(element)
if ILeaf.providedBy(element):
+ # update leaf elements before rendering them
+ update_data = queryMultiAdapter((element, info), IUpdateData)
+ if update_data is not None:
+ update_data(**kw)
+ # do the actual rendering
display_data = getMultiAdapter((element, info), IDisplayData)
if callable(display_data):
rendered = display_data(**kw)
Modified:
z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/interfaces.py
==============================================================================
--- z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/interfaces.py
(original)
+++ z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/interfaces.py
Sat Oct 22 17:38:00 2005
@@ -33,6 +33,10 @@
def update(map):
"""Update map entries."""
+class IUpdateData(Interface):
+ """Hook adapter interface to give leaf elements such as portlets a chance
+ to update their data before rendering it."""
+
class IDisplayData(Interface):
"""Information used by filters for generating some output to display."""
--
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