~CheckForVisibilityChangeOnRecalcStyle()
{
if (!WKObservingContentChanges())
return;
RenderStyle* style = m_element->renderStyle();
if (!style)
return;
if ((m_previousDisplay == NONE && style->display() != NONE) || (m_previousVisibility == HIDDEN && style->visibility() != HIDDEN)
|| (m_previousImplicitVisibility == HIDDEN && elementImplicitVisibility(m_element.get()) == VISIBLE))
WKSetObservedContentChange(WKContentVisibilityChange);
}
CheckForVisibilityChange::~CheckForVisibilityChange()
{
if (!WKObservingContentChanges())
return;
if (m_element.isInUserAgentShadowTree())
return;
auto* style = m_element.renderStyle();
if (!style)
return;
if ((m_previousDisplay == NONE && style->display() != NONE) || (m_previousVisibility == HIDDEN && style->visibility() != HIDDEN)
|| (m_previousImplicitVisibility == HIDDEN && elementImplicitVisibility(m_element) == VISIBLE))
WKSetObservedContentChange(WKContentVisibilityChange);
}
int DOMTimer::install(ScriptExecutionContext* context, PassOwnPtr<ScheduledAction> action, int timeout, bool singleShot)
{
// DOMTimer constructor links the new timer into a list of ActiveDOMObjects held by the 'context'.
// The timer is deleted when context is deleted (DOMTimer::contextDestroyed) or explicitly via DOMTimer::removeById(),
// or if it is a one-time timer and it has fired (DOMTimer::fired).
DOMTimer* timer = new DOMTimer(context, action, timeout, singleShot);
#if PLATFORM(IOS)
if (context->isDocument()) {
Document& document = toDocument(*context);
bool didDeferTimeout = document.frame() && document.frame()->timersPaused();
if (!didDeferTimeout && timeout <= 100 && singleShot) {
WKSetObservedContentChange(WKContentIndeterminateChange);
WebThreadAddObservedContentModifier(timer); // Will only take affect if not already visibility change.
}
}
#endif
timer->suspendIfNeeded();
InspectorInstrumentation::didInstallTimer(context, timer->m_timeoutId, timeout, singleShot);
return timer->m_timeoutId;
}
int DOMTimer::install(ScriptExecutionContext* context, std::unique_ptr<ScheduledAction> action, int timeout, bool singleShot)
{
// DOMTimer constructor passes ownership of the initial ref on the object to the constructor.
// This reference will be released automatically when a one-shot timer fires, when the context
// is destroyed, or if explicitly cancelled by removeById.
DOMTimer* timer = new DOMTimer(context, WTF::move(action), timeout, singleShot);
#if PLATFORM(IOS)
if (context->isDocument()) {
Document& document = toDocument(*context);
bool didDeferTimeout = document.frame() && document.frame()->timersPaused();
if (!didDeferTimeout && timeout <= 100 && singleShot) {
WKSetObservedContentChange(WKContentIndeterminateChange);
WebThreadAddObservedContentModifier(timer); // Will only take affect if not already visibility change.
}
}
#endif
timer->suspendIfNeeded();
InspectorInstrumentation::didInstallTimer(context, timer->m_timeoutId, timeout, singleShot);
return timer->m_timeoutId;
}