virtual void execute(const DOM::Node<string_type, string_adaptor>& node,
ExecutionContext<string_type, string_adaptor>& context) const
{
ParamPasser<string_type, string_adaptor> passer(*this, node, context);
if(!SortableT::has_sort() && select_ == 0)
{
if(node.hasChildNodes())
context.stylesheet().applyTemplates(node.getChildNodes(), context, mode_);
return;
}
Arabica::XPath::NodeSet<string_type, string_adaptor> nodes;
if(select_ == 0)
for(DOM::Node<string_type, string_adaptor> n = node.getFirstChild(); n != 0; n = n.getNextSibling())
nodes.push_back(n);
else
{
Arabica::XPath::XPathValue<string_type, string_adaptor> value = select_->evaluate(node, context.xpathContext());
if(value.type() != Arabica::XPath::NODE_SET)
throw std::runtime_error("apply-templates select expression is not a node-set");
nodes = value.asNodeSet();
}
this->sort(node, nodes, context);
context.stylesheet().applyTemplates(nodes, context, mode_);
} // execute
void HTMLEnhancer::postUnenhanceNode(DOM::Node domNode)
{
DOM::Node child, next;
kNodeAttrs *attrs;
if(domNode.isNull())
return;
//Try to remove the EmptyTextAsChildOfAChildlessElement Node first if present
if(domNode.hasChildNodes())
{
child = domNode.firstChild();
while(!child.isNull())
{
attrs = m_wkafkapart->getAttrs(child);
next = child.nextSibling();
if(attrs && attrs->specialBehavior() == kNodeAttrs::emptyTextAsChildOfAChildlessElement)
kafkaCommon::removeDomNode(child);
child = next;
}
}
//Then try to remove the emptyTextSurroundingBlockElement* Nodes if present.
if(!domNode.previousSibling().isNull())
{
attrs = m_wkafkapart->getAttrs(domNode.previousSibling());
if(attrs && attrs->specialBehavior() == kNodeAttrs::emptyTextSurroundingBlockElementAtTheLeft)
kafkaCommon::removeDomNode(domNode.previousSibling());
}
if(!domNode.nextSibling().isNull())
{
attrs = m_wkafkapart->getAttrs(domNode.nextSibling());
if(attrs && attrs->specialBehavior() == kNodeAttrs::emptyTextSurroundingBlockElementAtTheRight)
kafkaCommon::removeDomNode(domNode.nextSibling());
}
}
void HTMLEnhancer::postEnhanceNode(DOM::Node domNode)
{
DOM::Node textNode;
kNodeAttrs *props;
QTag *qTag;
bool isInline;
if(domNode.isNull())
return;
//If domNode is a Block and there is no text around, and if domNode's parent can handle
//text or a P tag, add an empty text DOM::Node
// so that the user can access this area.
qTag = QuantaCommon::tagFromDTD(m_wkafkapart->getCurrentDoc()->defaultDTD(),
domNode.nodeName().string());
isInline = kafkaCommon::isInline(domNode.nodeName().string());
if(domNode.nodeType() == DOM::Node::ELEMENT_NODE &&
(!isInline || (isInline && qTag && qTag->isSingle())))
{
qTag = QuantaCommon::tagFromDTD(m_wkafkapart->getNode(domNode.parentNode()));
if((domNode.nextSibling().isNull() ||
(!domNode.nextSibling().isNull() &&
domNode.nextSibling().nodeType() == DOM::Node::ELEMENT_NODE &&
!kafkaCommon::isInline(domNode.nextSibling().nodeName().string())))
&& qTag && (qTag->isChild("#text", false) || qTag->isChild("p", false)) &&
domNode.nodeName().string().lower() != "p")
{
textNode = kafkaCommon::createTextDomNode("",
m_wkafkapart->getKafkaWidget()->document());
props = m_wkafkapart->connectDomNodeToQuantaNode(textNode, 0L);
props->setIsLinkedToNode(false);
props->setSpecialBehavior(kNodeAttrs::emptyTextSurroundingBlockElementAtTheRight);
kafkaCommon::insertDomNode(textNode, domNode.parentNode(),
domNode.nextSibling());
}
if((domNode.previousSibling().isNull() || (!domNode.previousSibling().isNull() &&
domNode.previousSibling().nodeType() == DOM::Node::ELEMENT_NODE &&
!kafkaCommon::isInline(domNode.previousSibling().nodeName().string())))
&& qTag && (qTag->isChild("#text", false) || qTag->isChild("p", false)) &&
domNode.nodeName().string().lower() != "p")
{
textNode = kafkaCommon::createTextDomNode("",
m_wkafkapart->getKafkaWidget()->document());
props = m_wkafkapart->connectDomNodeToQuantaNode(textNode, 0L);
props->setIsLinkedToNode(false);
props->setSpecialBehavior(kNodeAttrs::emptyTextSurroundingBlockElementAtTheLeft);
kafkaCommon::insertDomNode(textNode, domNode.parentNode(),
domNode);
}
}
//If domNode is an childless element, and if it can handle Text or a P tag,
//add an empty text DOM::Node so that the
//user can access this area.
qTag = QuantaCommon::tagFromDTD(m_wkafkapart->getNode(domNode));
if(domNode.nodeType() == DOM::Node::ELEMENT_NODE &&
!domNode.hasChildNodes() && qTag && (qTag->isChild("#text", false) ||
qTag->isChild("p", false)))
{
textNode = kafkaCommon::createTextDomNode("",
m_wkafkapart->getKafkaWidget()->document());
props = m_wkafkapart->connectDomNodeToQuantaNode(textNode, 0L);
props->setIsLinkedToNode(false);
props->setSpecialBehavior(kNodeAttrs::emptyTextAsChildOfAChildlessElement);
kafkaCommon::insertDomNode(textNode, domNode);
}
}