void WMLRefreshElement::executeTask()
{
ASSERT(document()->isWMLDocument());
WMLDocument* document = static_cast<WMLDocument*>(this->document());
WMLPageState* pageState = wmlPageStateForDocument(document);
if (!pageState)
return;
WMLCardElement* card = document->activeCard();
if (!card)
return;
// Before perform refresh task, we store the current timeout
// value in the page state and then stop the timer
WMLTimerElement* timer = card->eventTimer();
if (timer) {
timer->storeIntervalToPageState();
timer->stop();
}
storeVariableState(pageState);
// Redisplay curremt card with current variable state
if (Frame* frame = document->frame()) {
if (FrameLoader* loader = frame->loader())
loader->reload();
}
// After refreshing task, resume the timer if it exsits
if (timer)
timer->start();
}
void WMLPrevElement::executeTask(Event*)
{
WMLPageState* pageState = wmlPageStateForDocument(document());
if (!pageState)
return;
WMLCardElement* card = pageState->activeCard();
if (!card)
return;
storeVariableState(pageState);
// Stop the timer of the current card if it is active
if (WMLTimerElement* eventTimer = card->eventTimer())
eventTimer->stop();
pageState->page()->goBack();
}
void WMLPrevElement::executeTask()
{
ASSERT(document()->isWMLDocument());
WMLDocument* document = static_cast<WMLDocument*>(this->document());
WMLPageState* pageState = wmlPageStateForDocument(document);
if (!pageState)
return;
WMLCardElement* card = document->activeCard();
if (!card)
return;
storeVariableState(pageState);
// Stop the timer of the current card if it is active
if (WMLTimerElement* eventTimer = card->eventTimer())
eventTimer->stop();
pageState->page()->goBack();
}
void WMLGoElement::executeTask()
{
ASSERT(document()->isWMLDocument());
WMLDocument* document = static_cast<WMLDocument*>(this->document());
WMLPageState* pageState = wmlPageStateForDocument(document);
if (!pageState)
return;
WMLCardElement* card = document->activeCard();
if (!card)
return;
Frame* frame = document->frame();
if (!frame)
return;
FrameLoader* loader = frame->loader();
if (!loader)
return;
String href = getAttribute(HTMLNames::hrefAttr);
if (href.isEmpty())
return;
// Substitute variables within target url attribute value
KURL url = document->completeURL(substituteVariableReferences(href, document, WMLVariableEscapingEscape));
if (url.isEmpty())
return;
storeVariableState(pageState);
// Stop the timer of the current card if it is active
if (WMLTimerElement* eventTimer = card->eventTimer())
eventTimer->stop();
// FIXME: 'newcontext' handling not implemented for external cards
bool inSameDeck = document->url().path() == url.path();
if (inSameDeck && url.hasFragmentIdentifier()) {
if (WMLCardElement* card = WMLCardElement::findNamedCardInDocument(document, url.fragmentIdentifier())) {
if (card->isNewContext())
pageState->reset();
}
}
// Prepare loading the destination url
ResourceRequest request(url);
if (getAttribute(sendrefererAttr) == "true")
request.setHTTPReferrer(loader->outgoingReferrer());
String cacheControl = getAttribute(cache_controlAttr);
if (m_formAttributes.method() == FormSubmission::PostMethod)
preparePOSTRequest(request, inSameDeck, cacheControl);
else
prepareGETRequest(request, url);
// Set HTTP cache-control header if needed
if (!cacheControl.isEmpty()) {
request.setHTTPHeaderField("cache-control", cacheControl);
if (cacheControl == "no-cache")
request.setCachePolicy(ReloadIgnoringCacheData);
}
loader->load(request, false);
}