bool
nsIConstraintValidation::ReportValidity()
{
if (!IsCandidateForConstraintValidation() || IsValid()) {
return true;
}
nsCOMPtr<nsIContent> content = do_QueryInterface(this);
MOZ_ASSERT(content, "This class should be inherited by HTML elements only!");
bool defaultAction = true;
nsContentUtils::DispatchTrustedEvent(content->OwnerDoc(), content,
NS_LITERAL_STRING("invalid"),
false, true, &defaultAction);
if (!defaultAction) {
return false;
}
nsCOMPtr<nsIObserverService> service =
mozilla::services::GetObserverService();
if (!service) {
NS_WARNING("No observer service available!");
return true;
}
nsCOMPtr<nsISimpleEnumerator> theEnum;
nsresult rv = service->EnumerateObservers(NS_INVALIDFORMSUBMIT_SUBJECT,
getter_AddRefs(theEnum));
// Return true on error here because that's what we always did
NS_ENSURE_SUCCESS(rv, true);
bool hasObserver = false;
rv = theEnum->HasMoreElements(&hasObserver);
nsCOMPtr<nsIMutableArray> invalidElements =
do_CreateInstance(NS_ARRAY_CONTRACTID, &rv);
invalidElements->AppendElement(content, false);
NS_ENSURE_SUCCESS(rv, true);
nsCOMPtr<nsISupports> inst;
nsCOMPtr<nsIFormSubmitObserver> observer;
bool more = true;
while (NS_SUCCEEDED(theEnum->HasMoreElements(&more)) && more) {
theEnum->GetNext(getter_AddRefs(inst));
observer = do_QueryInterface(inst);
if (observer) {
observer->NotifyInvalidSubmit(nullptr, invalidElements);
}
}
if (content->IsHTMLElement(nsGkAtoms::input) &&
nsContentUtils::IsFocusedContent(content)) {
HTMLInputElement* inputElement =
HTMLInputElement::FromContentOrNull(content);
inputElement->UpdateValidityUIBits(true);
}
dom::Element* element = content->AsElement();
element->UpdateState(true);
return false;
}
bool
nsIConstraintValidation::ReportValidity()
{
if (!IsCandidateForConstraintValidation() || IsValid()) {
return true;
}
nsCOMPtr<Element> element = do_QueryInterface(this);
MOZ_ASSERT(element, "This class should be inherited by HTML elements only!");
bool defaultAction = true;
nsContentUtils::DispatchTrustedEvent(element->OwnerDoc(), element,
NS_LITERAL_STRING("invalid"),
CanBubble::eNo,
Cancelable::eYes,
&defaultAction);
if (!defaultAction) {
return false;
}
AutoTArray<RefPtr<Element>, 1> invalidElements;
invalidElements.AppendElement(element);
AutoJSAPI jsapi;
if (!jsapi.Init(element->GetOwnerGlobal())) {
return false;
}
JS::Rooted<JS::Value> detail(jsapi.cx());
if (!ToJSValue(jsapi.cx(), invalidElements, &detail)) {
return false;
}
RefPtr<CustomEvent> event = NS_NewDOMCustomEvent(element->OwnerDoc(),
nullptr, nullptr);
event->InitCustomEvent(jsapi.cx(),
NS_LITERAL_STRING("MozInvalidForm"),
/* CanBubble */ true,
/* Cancelable */ true,
detail);
event->SetTrusted(true);
event->WidgetEventPtr()->mFlags.mOnlyChromeDispatch = true;
element->DispatchEvent(*event);
nsCOMPtr<nsIObserverService> service =
mozilla::services::GetObserverService();
if (!service) {
NS_WARNING("No observer service available!");
return true;
}
nsCOMPtr<nsISimpleEnumerator> theEnum;
nsresult rv = service->EnumerateObservers(NS_INVALIDFORMSUBMIT_SUBJECT,
getter_AddRefs(theEnum));
// Return true on error here because that's what we always did
NS_ENSURE_SUCCESS(rv, true);
bool hasObserver = false;
rv = theEnum->HasMoreElements(&hasObserver);
NS_ENSURE_SUCCESS(rv, true);
nsCOMPtr<nsISupports> inst;
nsCOMPtr<nsIFormSubmitObserver> observer;
bool more = true;
while (NS_SUCCEEDED(theEnum->HasMoreElements(&more)) && more) {
theEnum->GetNext(getter_AddRefs(inst));
observer = do_QueryInterface(inst);
if (observer) {
observer->NotifyInvalidSubmit(nullptr, invalidElements);
}
}
if (element->IsHTMLElement(nsGkAtoms::input) &&
// We don't use nsContentUtils::IsFocusedContent here, because it doesn't
// really do what we want for number controls: it's true for the
// anonymous textnode inside, but not the number control itself. We can
// use the focus state, though, because that gets synced to the number
// control by the anonymous text control.
element->State().HasState(NS_EVENT_STATE_FOCUS)) {
HTMLInputElement* inputElement = HTMLInputElement::FromNode(element);
inputElement->UpdateValidityUIBits(true);
}
element->UpdateState(true);
return false;
}
