void Track::SetSelected(bool s)
{
if (mSelected != s) {
mSelected = s;
auto pList = mList.lock();
if (pList)
pList->SelectionEvent( SharedPointer() );
}
}
const XObjectPtr
ElemVariable::getValue(
StylesheetExecutionContext& executionContext,
XalanNode* sourceNode) const
{
if(m_selectPattern == 0)
{
if (getFirstChildElem() == 0)
{
return executionContext.getXObjectFactory().createStringReference(s_emptyString);
}
else
{
return executionContext.createXResultTreeFrag(*this, sourceNode);
}
}
else
{
XObjectPtr theValue;
XalanNode* const theCurrentNode = executionContext.getCurrentNode();
if (theCurrentNode == sourceNode)
{
theValue = m_selectPattern->execute(*this, executionContext);
}
else
{
const XPathExecutionContext::CurrentNodePushAndPop theCurrentNodePushAndPop(executionContext, sourceNode);
theValue = m_selectPattern->execute(*this, executionContext);
}
if(0 != executionContext.getTraceListeners())
{
executionContext.fireSelectEvent(
SelectionEvent(
executionContext,
sourceNode,
*this,
StaticStringToDOMString(XALAN_STATIC_UCODE_STRING("select")),
*m_selectPattern,
theValue));
}
return theValue;
}
}
void
ElemForEach::selectAndSortChildren(
StylesheetExecutionContext& executionContext,
const ElemTemplateElement* theTemplate,
NodeSorter* sorter,
int selectStackFrameIndex) const
{
typedef StylesheetExecutionContext::SetAndRestoreCurrentStackFrameIndex SetAndRestoreCurrentStackFrameIndex;
assert(m_selectPattern != 0);
typedef XPathExecutionContext::BorrowReturnMutableNodeRefList BorrowReturnMutableNodeRefList;
BorrowReturnMutableNodeRefList theGuard(executionContext);
const NodeRefListBase* sourceNodes = 0;
XObjectPtr xobjectResult;
{
SetAndRestoreCurrentStackFrameIndex theSetAndRestore(
executionContext,
selectStackFrameIndex);
xobjectResult = m_selectPattern->execute(
*this,
executionContext,
*theGuard);
if (xobjectResult.null() == true)
{
sourceNodes = &*theGuard;
}
else
{
theGuard.release();
sourceNodes = &xobjectResult->nodeset();
}
}
if(0 != executionContext.getTraceListeners())
{
executionContext.fireSelectEvent(
SelectionEvent(
executionContext,
executionContext.getCurrentNode(),
*this,
StaticStringToDOMString(XALAN_STATIC_UCODE_STRING("select")),
*m_selectPattern,
*sourceNodes));
}
const NodeRefListBase::size_type nNodes = sourceNodes->getLength();
if (nNodes > 0)
{
// If there's not NodeSorter, or we've only selected one node,
// then just do the transform...
if (sorter == 0 || nNodes == 1)
{
transformSelectedChildren(
executionContext,
theTemplate,
*sourceNodes,
nNodes);
}
else
{
typedef StylesheetExecutionContext::SetAndRestoreCurrentStackFrameIndex SetAndRestoreCurrentStackFrameIndex;
typedef StylesheetExecutionContext::ContextNodeListPushAndPop ContextNodeListPushAndPop;
typedef StylesheetExecutionContext::BorrowReturnMutableNodeRefList BorrowReturnMutableNodeRefList;
BorrowReturnMutableNodeRefList sortedSourceNodes(executionContext);
*sortedSourceNodes = *sourceNodes;
{
SetAndRestoreCurrentStackFrameIndex theStackFrameSetAndRestore(
executionContext,
selectStackFrameIndex);
ContextNodeListPushAndPop theContextNodeListPushAndPop(
executionContext,
*sourceNodes);
sorter->sort(executionContext, *sortedSourceNodes);
}
transformSelectedChildren(
executionContext,
theTemplate,
*sortedSourceNodes,
nNodes);
}
}
}