michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_a11y_DocAccessible_inl_h_
michael@0: #define mozilla_a11y_DocAccessible_inl_h_
michael@0: 
michael@0: #include "DocAccessible.h"
michael@0: #include "nsAccessibilityService.h"
michael@0: #include "NotificationController.h"
michael@0: #include "States.h"
michael@0: #include "nsIScrollableFrame.h"
michael@0: 
michael@0: #ifdef A11Y_LOG
michael@0: #include "Logging.h"
michael@0: #endif
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace a11y {
michael@0: 
michael@0: inline void
michael@0: DocAccessible::FireDelayedEvent(AccEvent* aEvent)
michael@0: {
michael@0: #ifdef A11Y_LOG
michael@0:   if (logging::IsEnabled(logging::eDocLoad))
michael@0:     logging::DocLoadEventFired(aEvent);
michael@0: #endif
michael@0: 
michael@0:   mNotificationController->QueueEvent(aEvent);
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::FireDelayedEvent(uint32_t aEventType, Accessible* aTarget)
michael@0: {
michael@0:   nsRefPtr<AccEvent> event = new AccEvent(aEventType, aTarget);
michael@0:   FireDelayedEvent(event);
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::BindChildDocument(DocAccessible* aDocument)
michael@0: {
michael@0:   mNotificationController->ScheduleChildDocBinding(aDocument);
michael@0: }
michael@0: 
michael@0: template<class Class, class Arg>
michael@0: inline void
michael@0: DocAccessible::HandleNotification(Class* aInstance,
michael@0:                                   typename TNotification<Class, Arg>::Callback aMethod,
michael@0:                                   Arg* aArg)
michael@0: {
michael@0:   if (mNotificationController) {
michael@0:     mNotificationController->HandleNotification<Class, Arg>(aInstance,
michael@0:                                                             aMethod, aArg);
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::UpdateText(nsIContent* aTextNode)
michael@0: {
michael@0:   NS_ASSERTION(mNotificationController, "The document was shut down!");
michael@0: 
michael@0:   // Ignore the notification if initial tree construction hasn't been done yet.
michael@0:   if (mNotificationController && HasLoadState(eTreeConstructed))
michael@0:     mNotificationController->ScheduleTextUpdate(aTextNode);
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::AddScrollListener()
michael@0: {
michael@0:   // Delay scroll initializing until the document has a root frame.
michael@0:   if (!mPresShell->GetRootFrame())
michael@0:     return;
michael@0: 
michael@0:   mDocFlags |= eScrollInitialized;
michael@0:   nsIScrollableFrame* sf = mPresShell->GetRootScrollFrameAsScrollable();
michael@0:   if (sf) {
michael@0:     sf->AddScrollPositionListener(this);
michael@0: 
michael@0: #ifdef A11Y_LOG
michael@0:     if (logging::IsEnabled(logging::eDocCreate))
michael@0:       logging::Text("add scroll listener");
michael@0: #endif
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::RemoveScrollListener()
michael@0: {
michael@0:   nsIScrollableFrame* sf = mPresShell->GetRootScrollFrameAsScrollable();
michael@0:   if (sf)
michael@0:     sf->RemoveScrollPositionListener(this);
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::NotifyOfLoad(uint32_t aLoadEventType)
michael@0: {
michael@0:   mLoadState |= eDOMLoaded;
michael@0:   mLoadEventType = aLoadEventType;
michael@0: 
michael@0:   // If the document is loaded completely then network activity was presumingly
michael@0:   // caused by file loading. Fire busy state change event.
michael@0:   if (HasLoadState(eCompletelyLoaded) && IsLoadEventTarget()) {
michael@0:     nsRefPtr<AccEvent> stateEvent =
michael@0:       new AccStateChangeEvent(this, states::BUSY, false);
michael@0:     FireDelayedEvent(stateEvent);
michael@0:   }
michael@0: }
michael@0: 
michael@0: inline void
michael@0: DocAccessible::MaybeNotifyOfValueChange(Accessible* aAccessible)
michael@0: {
michael@0:   a11y::role role = aAccessible->Role();
michael@0:   if (role == roles::ENTRY || role == roles::COMBOBOX)
michael@0:     FireDelayedEvent(nsIAccessibleEvent::EVENT_VALUE_CHANGE, aAccessible);
michael@0: }
michael@0: 
michael@0: inline Accessible*
michael@0: DocAccessible::GetAccessibleEvenIfNotInMapOrContainer(nsINode* aNode) const
michael@0: {
michael@0:   Accessible* acc = GetAccessibleEvenIfNotInMap(aNode);
michael@0:   return acc ? acc : GetContainerAccessible(aNode);
michael@0: }
michael@0: 
michael@0: } // namespace a11y
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif