NS_IMETHODIMP
ImportLoader::OnStopRequest(nsIRequest* aRequest,
nsISupports* aContext,
nsresult aStatus)
{
// OnStartRequest throws a special error code to let us know that we
// shouldn't do anything else.
if (aStatus == NS_ERROR_DOM_ABORT_ERR) {
// We failed in OnStartRequest, nothing more to do (we've already
// dispatched an error event) just return here.
MOZ_ASSERT(mStopped);
return NS_OK;
}
if (mParserStreamListener) {
mParserStreamListener->OnStopRequest(aRequest, aContext, aStatus);
}
if (!mDocument) {
// If at this point we don't have a document, then the error was
// already reported.
return NS_ERROR_DOM_ABORT_ERR;
}
nsCOMPtr<EventTarget> eventTarget = do_QueryInterface(mDocument);
EventListenerManager* manager = eventTarget->GetOrCreateListenerManager();
manager->AddEventListenerByType(this,
NS_LITERAL_STRING("DOMContentLoaded"),
TrustedEventsAtSystemGroupBubble());
return NS_OK;
}
NS_IMETHODIMP
EventListenerService::RemoveSystemEventListener(EventTarget *aTarget,
const nsAString& aType,
JS::Handle<JS::Value> aListener,
bool aUseCapture,
JSContext* aCx)
{
MOZ_ASSERT(aTarget, "Missing target");
NS_ENSURE_TRUE(aTarget, NS_ERROR_UNEXPECTED);
RefPtr<EventListener> listener = ToEventListener(aCx, aListener);
if (!listener) {
return NS_ERROR_UNEXPECTED;
}
EventListenerManager* manager = aTarget->GetExistingListenerManager();
if (manager) {
EventListenerFlags flags =
aUseCapture ? TrustedEventsAtSystemGroupCapture() :
TrustedEventsAtSystemGroupBubble();
manager->RemoveEventListenerByType(listener, aType, flags);
}
return NS_OK;
}
NS_IMETHODIMP
EventListenerService::AddSystemEventListener(nsIDOMEventTarget *aTarget,
const nsAString& aType,
nsIDOMEventListener* aListener,
bool aUseCapture)
{
NS_PRECONDITION(aTarget, "Missing target");
NS_PRECONDITION(aListener, "Missing listener");
nsCOMPtr<EventTarget> eventTarget = do_QueryInterface(aTarget);
NS_ENSURE_TRUE(eventTarget, NS_ERROR_NO_INTERFACE);
EventListenerManager* manager = eventTarget->GetOrCreateListenerManager();
NS_ENSURE_STATE(manager);
EventListenerFlags flags =
aUseCapture ? TrustedEventsAtSystemGroupCapture() :
TrustedEventsAtSystemGroupBubble();
manager->AddEventListenerByType(aListener, aType, flags);
return NS_OK;
}
void
EditorEventListener::UninstallFromEditor()
{
nsCOMPtr<EventTarget> piTarget = mEditorBase->GetDOMEventTarget();
if (!piTarget) {
return;
}
EventListenerManager* elmP = piTarget->GetOrCreateListenerManager();
if (!elmP) {
return;
}
#ifdef HANDLE_NATIVE_TEXT_DIRECTION_SWITCH
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("keydown"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("keyup"),
TrustedEventsAtSystemGroupBubble());
#endif
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("keypress"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("dragenter"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("dragover"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("dragexit"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("drop"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("mousedown"),
TrustedEventsAtCapture());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("mouseup"),
TrustedEventsAtCapture());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("click"),
TrustedEventsAtCapture());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("blur"),
TrustedEventsAtCapture());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("focus"),
TrustedEventsAtCapture());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("text"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("compositionstart"),
TrustedEventsAtSystemGroupBubble());
elmP->RemoveEventListenerByType(this,
NS_LITERAL_STRING("compositionend"),
TrustedEventsAtSystemGroupBubble());
}
nsresult
EditorEventListener::InstallToEditor()
{
NS_PRECONDITION(mEditorBase, "The caller must set mEditorBase");
nsCOMPtr<EventTarget> piTarget = mEditorBase->GetDOMEventTarget();
NS_ENSURE_TRUE(piTarget, NS_ERROR_FAILURE);
// register the event listeners with the listener manager
EventListenerManager* elmP = piTarget->GetOrCreateListenerManager();
NS_ENSURE_STATE(elmP);
#ifdef HANDLE_NATIVE_TEXT_DIRECTION_SWITCH
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("keydown"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("keyup"),
TrustedEventsAtSystemGroupBubble());
#endif
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("keypress"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("dragenter"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("dragover"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("dragexit"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("drop"),
TrustedEventsAtSystemGroupBubble());
// XXX We should add the mouse event listeners as system event group.
// E.g., web applications cannot prevent middle mouse paste by
// preventDefault() of click event at bubble phase.
// However, if we do so, all click handlers in any frames and frontend
// code need to check if it's editable. It makes easier create new bugs.
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("mousedown"),
TrustedEventsAtCapture());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("mouseup"),
TrustedEventsAtCapture());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("click"),
TrustedEventsAtCapture());
// Focus event doesn't bubble so adding the listener to capturing phase.
// Make sure this works after bug 235441 gets fixed.
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("blur"),
TrustedEventsAtCapture());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("focus"),
TrustedEventsAtCapture());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("text"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("compositionstart"),
TrustedEventsAtSystemGroupBubble());
elmP->AddEventListenerByType(this,
NS_LITERAL_STRING("compositionend"),
TrustedEventsAtSystemGroupBubble());
return NS_OK;
}
