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INTEGRATION: CWS eformspp1 (1.2.10); FILE MERGED

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2005/10/17 16:47:33 lo 1.2.10.6: RESYNC: (1.2-1.3); FILE MERGED
2005/07/27 07:54:15 lo 1.2.10.5: #i51843# only update node list if tree is changed
2005/07/26 14:28:04 lo 1.2.10.4: #i51843# only update node list if tree is changed
2005/07/26 14:23:39 lo 1.2.10.3: #i51843# only update node list if tree is changed
2005/07/26 11:08:06 lo 1.2.10.2: #i51843# only update node list if tree is changed
2005/07/26 10:13:46 lo 1.2.10.1: #i51843# only update node list if tree is changed
This commit is contained in:
Rüdiger Timm 2005-10-24 06:36:31 +00:00
parent 136997c178
commit 4d94818cd2
1 changed files with 52 additions and 16 deletions
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68
unoxml/source/dom/elementlist.cxx
View file

@ -4,9 +4,9 @@
*
* $RCSfile: elementlist.cxx,v $
*
* $Revision: 1.3 $
* $Revision: 1.4 $
*
* last change: $Author: rt $ $Date: 2005-09-09 10:01:11 $
* last change: $Author: rt $ $Date: 2005-10-24 07:36:31 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
@ -42,15 +42,19 @@ namespace DOM
: m_pElement(aElement)
, m_aName(aName)
, xURI(0)
, m_bRebuild(sal_True)
{
OString o1 = OUStringToOString(aName, RTL_TEXTENCODING_UTF8);
xName = new xmlChar[o1.getLength()];
strcpy((char*)xName, o1.getStr());
registerListener(aElement);
}
CElementList::CElementList(const CElement* aElement, const OUString& aName, const OUString& aURI)
: m_pElement(aElement)
, m_aName(aName)
, m_aURI(aURI)
, m_bRebuild(sal_True)
{
OString o1 = OUStringToOString(aName, RTL_TEXTENCODING_UTF8);
xName = new xmlChar[o1.getLength()];
@ -58,23 +62,52 @@ namespace DOM
OString o2 = OUStringToOString(aURI, RTL_TEXTENCODING_UTF8);
xURI = new xmlChar[o2.getLength()];
strcpy((char*)xURI, o2.getStr());
registerListener(aElement);
}
void CElementList::buildlist(nodevector& v, xmlNodePtr pNode, sal_Bool start)
void CElementList::registerListener(const CElement* pElement)
{
while (pNode != NULL)
try {
// get the XNode
Reference< XNode > xNode(CNode::get(static_cast<const CNode*>(pElement)->m_aNodePtr));
Reference< XEventTarget > xTarget(xNode, UNO_QUERY_THROW);
OUString aType = OUString::createFromAscii("DOMSubtreeModified");
sal_Bool capture = sal_False;
xTarget->addEventListener(aType, Reference< XEventListener >(this), capture);
} catch (Exception &e){
OString aMsg("Exception caught while registering NodeList as listener:\n");
aMsg += OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
OSL_ENSURE(sal_False, aMsg.getStr());
}
}
void CElementList::buildlist(xmlNodePtr pNode, sal_Bool start)
{
// bail out if no rebuild is needed
if (start) {
if (!m_bRebuild)
{
return;
} else {
m_nodevector.erase(m_nodevector.begin(), m_nodevector.end());
m_bRebuild = sal_False; // don't rebuild until tree is mutated
}
}
while (pNode != NULL )
{
if (strcmp((char*)pNode->name, (char*)xName)==0)
if (pNode->type == XML_ELEMENT_NODE && strcmp((char*)pNode->name, (char*)xName)==0)
{
if (xURI == NULL)
v.push_back(pNode);
m_nodevector.push_back(pNode);
else
if (pNode->ns != NULL && strcmp((char*)pNode->ns->href, (char*)xURI) == 0)
v.push_back(pNode);
m_nodevector.push_back(pNode);
}
if (pNode->children != NULL) buildlist(v,pNode->children, sal_False);
if (pNode->children != NULL) buildlist(pNode->children, sal_False);
if (!start) pNode = pNode->next;
else break;
else break; // fold back
}
}
@ -84,10 +117,8 @@ namespace DOM
sal_Int32 SAL_CALL CElementList::getLength() throw (RuntimeException)
{
// this has to be 'live'
// XXX work with listeners at some point
nodevector v;
buildlist(v, static_cast<const CNode*>(m_pElement)->m_aNodePtr);
return v.size();
buildlist(static_cast<const CNode*>(m_pElement)->m_aNodePtr);
return m_nodevector.size();
}
/**
Returns the indexth item in the collection.
@ -95,8 +126,13 @@ namespace DOM
Reference< XNode > SAL_CALL CElementList::item(sal_Int32 index) throw (RuntimeException)
{
if (index < 0) throw RuntimeException();
nodevector v;
buildlist(v, static_cast<const CNode*>(m_pElement)->m_aNodePtr);
return Reference< XNode >(CNode::get(v[index]));
buildlist(static_cast<const CNode*>(m_pElement)->m_aNodePtr);
return Reference< XNode >(CNode::get(m_nodevector[index]));
}
// tree mutations can change the list
void SAL_CALL CElementList::handleEvent(const Reference< XEvent >& evt) throw (RuntimeException)
{
m_bRebuild = sal_True;
}
}