Author: jmorliaguet
Date: Fri Oct 28 02:36:12 2005
New Revision: 28762
Modified:
z3lab/cpsskins/branches/jmo-perspectives/browser/rendering/engine.py
Log:
- implemented 2-step update / render
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
Fri Oct 28 02:36:12 2005
@@ -142,7 +142,8 @@
contexts['perspective'] = perspective
# build the tree and store it in the request
- contexts['tree'] = _buildTreeInfo(node=element,
perspective=perspective)
+ contexts['tree'] = _buildTreeInfo(node=element, request=request,
+ perspective=perspective)
def __call__(self, **kw):
element = self.element
@@ -155,12 +156,10 @@
contexts['template'] = kw.get('template')
contexts['engine'] = kw.get('engine', 'default')
- # TODO update the tree nodes
-
# render the tree
return getMultiAdapter((element, request), IRenderer)(**kw)
-def _buildTreeInfo(index={}, node=None, perspective=None):
+def _buildTreeInfo(index={}, node=None, request=None, perspective=None):
"""Build the tree info for an element.
"""
node_index = index[node.identifier] = {}
@@ -175,11 +174,24 @@
children = INodeTraverser(node).getChildNodes(display=display,
perspective=perspective)
- node_index['display'] = display
+ info = ContextInfo(
+ {'element': node,
+ 'display': display,
+ 'request': request,
+ 'data': None,
+ 'metadata': None,
+ })
+
node_index['children'] = children
+ node_index['info'] = info
+
+ update = IUpdateData(node, None)
+ if update is not None:
+ update(info)
for child in children:
- _buildTreeInfo(index=index, node=child, perspective=perspective)
+ _buildTreeInfo(index=index, node=child, request=request,
+ perspective=perspective)
return index
@@ -205,13 +217,7 @@
engine = contexts['engine']
# set local context info variables
- info = ContextInfo(
- {'element': element,
- 'display': element_info['display'],
- 'request': request,
- 'data': None,
- 'metadata': None,
- })
+ info = element_info['info']
rendered = []
if ILeaf.providedBy(element):
@@ -233,11 +239,10 @@
if (iface, engine) not in renderer_registry:
logger.log(INFO,
"The element '%s' cannot be rendered by the '%s' engine."
- % (repr(element), engine)
- )
+ % (repr(element), engine))
return rendered
- display = element_info['display']
+ display = info['display']
# apply all filters
for f in self._getFilters(iface, display, engine):
rendered = f(rendered, info, **kw)
--
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