void XMLHttpRequestProgressEventThrottle::fired()
{
ASSERT(isActive());
if (!hasEventToDispatch()) {
// No progress event was queued since the previous dispatch, we can safely stop the timer.
stop();
return;
}
dispatchEvent(XMLHttpRequestProgressEvent::create(eventNames().progressEvent, m_lengthComputable, m_loaded, m_total));
m_hasThrottledProgressEvent = false;
}
void XMLHttpRequestProgressEventThrottle::flushProgressEvent()
{
if (!hasEventToDispatch())
return;
PassRefPtr<Event> event = XMLHttpRequestProgressEvent::create(eventNames().progressEvent, m_lengthComputable, m_loaded, m_total);
m_loaded = 0;
m_total = 0;
// We stop the timer as this is called when no more events are supposed to occur.
stop();
m_target->dispatchEvent(event);
}
void XMLHttpRequestProgressEventThrottle::suspend()
{
ASSERT(!m_pausedEvent);
m_suspended = true;
// If we have a progress event waiting to be dispatched,
// just queue it.
if (hasEventToDispatch()) {
m_pausedEvent = XMLHttpRequestProgressEvent::create(eventNames().progressEvent, m_lengthComputable, m_loaded, m_total);
m_total = 0;
m_loaded = 0;
}
stop();
}
void XMLHttpRequestProgressEventThrottle::fired()
{
ASSERT(isActive());
ASSERT(!suspended());
ASSERT(!m_pausedEvent);
if (!hasEventToDispatch()) {
// No progress event was queued since the previous dispatch, we can safely stop the timer.
stop();
return;
}
m_target->dispatchEvent(XMLHttpRequestProgressEvent::create(eventNames().progressEvent, m_lengthComputable, m_loaded, m_total));
m_total = 0;
m_loaded = 0;
}
void XMLHttpRequestProgressEventThrottle::flushProgressEvent()
{
if (m_deferEvents && m_deferredProgressEvent) {
// Move the progress event to the queue, to get it in the right order on resume.
m_deferredEvents.append(m_deferredProgressEvent);
m_deferredProgressEvent = 0;
return;
}
if (!hasEventToDispatch())
return;
PassRefPtr<Event> event = XMLHttpRequestProgressEvent::create(eventNames().progressEvent, m_lengthComputable, m_loaded, m_total);
m_hasThrottledProgressEvent = false;
// We stop the timer as this is called when no more events are supposed to occur.
stop();
dispatchEvent(event);
}
void XMLHttpRequestProgressEventThrottle::suspend()
{
// If re-suspended before deferred events have been dispatched, just stop the dispatch
// and continue the last suspend.
if (m_dispatchDeferredEventsTimer.isActive()) {
ASSERT(m_deferEvents);
m_dispatchDeferredEventsTimer.stop();
return;
}
ASSERT(!m_deferredProgressEvent);
ASSERT(m_deferredEvents.isEmpty());
ASSERT(!m_deferEvents);
m_deferEvents = true;
// If we have a progress event waiting to be dispatched,
// just defer it.
if (hasEventToDispatch()) {
m_deferredProgressEvent = XMLHttpRequestProgressEvent::create(eventNames().progressEvent, m_lengthComputable, m_loaded, m_total);
m_hasThrottledProgressEvent = false;
}
stop();
}
