WebKitNamedFlow.cpp [plain text]
#include "config.h"
#include "WebKitNamedFlow.h"
#include "RenderNamedFlowThread.h"
#include "RenderRegion.h"
#include "StaticNodeList.h"
namespace WebCore {
WebKitNamedFlow::WebKitNamedFlow(RenderNamedFlowThread* parentFlowThread)
: m_parentFlowThread(parentFlowThread)
{
}
WebKitNamedFlow::~WebKitNamedFlow()
{
}
bool WebKitNamedFlow::overflow() const
{
m_parentFlowThread->document()->updateLayoutIgnorePendingStylesheets();
return m_parentFlowThread->overflow();
}
PassRefPtr<NodeList> WebKitNamedFlow::getRegionsByContentNode(Node* contentNode)
{
if (!contentNode)
return 0;
m_parentFlowThread->document()->updateLayoutIgnorePendingStylesheets();
Vector<RefPtr<Node> > regionNodes;
if (contentNode->renderer()
&& contentNode->renderer()->inRenderFlowThread()
&& m_parentFlowThread == contentNode->renderer()->enclosingRenderFlowThread()) {
const RenderRegionList& regionList = m_parentFlowThread->renderRegionList();
for (RenderRegionList::const_iterator iter = regionList.begin(); iter != regionList.end(); ++iter) {
const RenderRegion* renderRegion = *iter;
if (!renderRegion->isValid())
continue;
if (m_parentFlowThread->objectInFlowRegion(contentNode->renderer(), renderRegion))
regionNodes.append(renderRegion->node());
}
}
return StaticNodeList::adopt(regionNodes);
}
PassRefPtr<NodeList> WebKitNamedFlow::contentNodes() const
{
m_parentFlowThread->document()->updateLayoutIgnorePendingStylesheets();
Vector<RefPtr<Node> > contentNodes;
for (NamedFlowContentNodes::const_iterator it = m_parentFlowThread->contentNodes().begin(); it != m_parentFlowThread->contentNodes().end(); ++it) {
Node* node = const_cast<Node*>(*it);
ASSERT(node->computedStyle()->flowThread() == m_parentFlowThread->flowThreadName());
contentNodes.append(node);
}
return StaticNodeList::adopt(contentNodes);
}
}