C++ (Cpp) EventTarget::GetOrCreateListenerManager Examples

Example #1

File: HTMLAbsPositionEditor.cpp Project: marcoscaceres/gecko-dev

nsresult
HTMLEditor::EndMoving()
{
  if (mPositioningShadow) {
    nsCOMPtr<nsIPresShell> ps = GetPresShell();
    NS_ENSURE_TRUE(ps, NS_ERROR_NOT_INITIALIZED);

    DeleteRefToAnonymousNode(std::move(mPositioningShadow), ps);

    mPositioningShadow = nullptr;
  }

  EventTarget* eventTarget = GetDOMEventTarget();
  if (eventTarget && mMouseMotionListenerP) {
    EventListenerManager* eventListenerManager =
      eventTarget->GetOrCreateListenerManager();
    eventListenerManager->RemoveEventListenerByType(
                            mMouseMotionListenerP,
                            NS_LITERAL_STRING("mousemove"),
                            TrustedEventsAtSystemGroupBubble());
  }
  mMouseMotionListenerP = nullptr;

  mGrabberClicked = false;
  mIsMoving = false;
  RefPtr<Selection> selection = GetSelection();
  if (!selection) {
    return NS_ERROR_NOT_INITIALIZED;
  }
  nsresult rv = RefereshEditingUI(*selection);
  if (NS_WARN_IF(NS_FAILED(rv))) {
    return rv;
  }
  return NS_OK;
}

Example #2

File: DocManager.cpp Project: KershawChang/gecko-dev

void
DocManager::RemoveListeners(nsIDocument* aDocument)
{
  nsPIDOMWindow* window = aDocument->GetWindow();
  if (!window)
    return;

  EventTarget* target = window->GetChromeEventHandler();
  if (!target)
    return;

  EventListenerManager* elm = target->GetOrCreateListenerManager();
  elm->RemoveEventListenerByType(this, NS_LITERAL_STRING("pagehide"),
                                 TrustedEventsAtCapture());

  elm->RemoveEventListenerByType(this, NS_LITERAL_STRING("DOMContentLoaded"),
                                 TrustedEventsAtCapture());
}

Example #3

File: HTMLAbsPositionEditor.cpp Project: marcoscaceres/gecko-dev

nsresult
HTMLEditor::GrabberClicked()
{
  // add a mouse move listener to the editor
  nsresult rv = NS_OK;
  if (!mMouseMotionListenerP) {
    EventTarget* eventTarget = GetDOMEventTarget();
    if (NS_WARN_IF(!eventTarget)) {
      return NS_ERROR_FAILURE;
    }
    mMouseMotionListenerP = new ResizerMouseMotionListener(*this);
    EventListenerManager* eventListenerManager =
      eventTarget->GetOrCreateListenerManager();
    eventListenerManager->AddEventListenerByType(
                            mMouseMotionListenerP,
                            NS_LITERAL_STRING("mousemove"),
                            TrustedEventsAtSystemGroupBubble());
  }
  mGrabberClicked = true;
  return rv;
}

Example #4

File: DocManager.cpp Project: KershawChang/gecko-dev

void
DocManager::AddListeners(nsIDocument* aDocument,
                         bool aAddDOMContentLoadedListener)
{
  nsPIDOMWindow* window = aDocument->GetWindow();
  EventTarget* target = window->GetChromeEventHandler();
  EventListenerManager* elm = target->GetOrCreateListenerManager();
  elm->AddEventListenerByType(this, NS_LITERAL_STRING("pagehide"),
                              TrustedEventsAtCapture());

#ifdef A11Y_LOG
  if (logging::IsEnabled(logging::eDocCreate))
    logging::Text("added 'pagehide' listener");
#endif

  if (aAddDOMContentLoadedListener) {
    elm->AddEventListenerByType(this, NS_LITERAL_STRING("DOMContentLoaded"),
                                TrustedEventsAtCapture());
#ifdef A11Y_LOG
    if (logging::IsEnabled(logging::eDocCreate))
      logging::Text("added 'DOMContentLoaded' listener");
#endif
  }
}