WMLCardElement* WMLCardElement::determineActiveCard(Document* doc)
{
WMLPageState* pageState = wmlPageStateForDocument(doc);
if (!pageState)
return 0;
RefPtr<NodeList> nodeList = doc->getElementsByTagName("card");
if (!nodeList)
return 0;
unsigned length = nodeList->length();
if (length < 1)
return 0;
// Figure out the new target card
String cardName = doc->url().fragmentIdentifier();
WMLCardElement* activeCard = findNamedCardInDocument(doc, cardName);
if (activeCard) {
// Hide all cards - except the destination card - in document
for (unsigned i = 0; i < length; ++i) {
WMLCardElement* card = static_cast<WMLCardElement*>(nodeList->item(i));
if (card == activeCard)
card->showCard();
else
card->hideCard();
}
} else {
// If the target URL didn't contain a fragment identifier, activeCard
// is 0, and has to be set to the first card element in the deck.
activeCard = static_cast<WMLCardElement*>(nodeList->item(0));
activeCard->showCard();
}
// Assure destination card is visible
ASSERT(activeCard->isVisible());
ASSERT(activeCard->attached());
ASSERT(activeCard->renderer());
// Update the document title
doc->setTitle(activeCard->title());
#if ENABLE(WMLSCRIPT)
static_cast<WMLDocument*>(doc)->setActiveCardId(activeCard->getIDAttribute()) ;
#endif
// SAMSUNG_WML_FIXES+
// Set the active activeCard in the Document object
static_cast<WMLDocument*>(doc)->setActiveCard(activeCard);
// Set the active activeCard in the WMLPageState object
//pageState->setActiveCard(activeCard);
// SAMSUNG_WML_FIXES-
return activeCard;
}
WMLCardElement* WMLCardElement::findNamedCardInDocument(Document* doc, const String& cardName)
{
if (cardName.isEmpty())
return 0;
RefPtr<NodeList> nodeList = doc->getElementsByTagName("card");
if (!nodeList)
return 0;
unsigned length = nodeList->length();
if (length < 1)
return 0;
for (unsigned i = 0; i < length; ++i) {
WMLCardElement* card = static_cast<WMLCardElement*>(nodeList->item(i));
if (card->getIDAttribute() != cardName)
continue;
return card;
}
return 0;
}