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added subNodes ivar to track ownership of nodes in a tree

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/branches/nsxml_using_libxml2@34513 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Doug Simons 2012-01-13 19:24:44 +00:00
parent 3464a615f5
commit f7aff866ac
3 changed files with 20 additions and 1 deletions
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18
Source/NSXMLNode.m
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@ -34,6 +34,7 @@ GS_PRIVATE_INTERNAL(NSXMLNode)
- (void *) _node;
- (void) _setNode: (void *)_anode;
+ (NSXMLNode *) _objectForNode: (xmlNodePtr)node;
- (void) _addSubNode:(NSXMLNode *)subNode;
@end
@implementation NSXMLNode (Private)
@ -50,6 +51,9 @@ GS_PRIVATE_INTERNAL(NSXMLNode)
+ (NSXMLNode *) _objectForNode: (xmlNodePtr)node
{
if (!node)
return nil;
xmlElementType type = node->type;
NSXMLNode *result = (id)node->_private;
xmlChar *name = NULL;
@ -57,6 +61,7 @@ GS_PRIVATE_INTERNAL(NSXMLNode)
if(result == NULL)
{
NSXMLNode *parent = nil;
switch(type)
{
case(XML_ELEMENT_NODE):
@ -73,10 +78,22 @@ GS_PRIVATE_INTERNAL(NSXMLNode)
}
node->_private = result;
AUTORELEASE(result);
if (node->parent)
parent = [self _objectForNode:node->parent];
[parent _addSubNode:result];
}
return result;
}
- (void) _addSubNode:(NSXMLNode *)subNode
{
if (!internal->subNodes)
internal->subNodes = [[NSMutableArray alloc] init];
if ([internal->subNodes indexOfObjectIdenticalTo:subNode] == NSNotFound)
[internal->subNodes addObject:subNode];
}
@end
@implementation NSXMLNode
@ -323,6 +340,7 @@ GS_PRIVATE_INTERNAL(NSXMLNode)
[internal->children release];
[internal->objectValue release];
[internal->stringValue release];
[internal->subNodes release];
GS_DESTROY_INTERNAL(NSXMLNode);
}
[super dealloc];