michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_a11y_RootAccessible_h__
michael@0: #define mozilla_a11y_RootAccessible_h__
michael@0: 
michael@0: #include "HyperTextAccessible.h"
michael@0: #include "DocAccessibleWrap.h"
michael@0: 
michael@0: #include "nsIDOMEventListener.h"
michael@0: 
michael@0: class nsIDocument;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace a11y {
michael@0: 
michael@0: class RootAccessible : public DocAccessibleWrap,
michael@0:                        public nsIDOMEventListener
michael@0: {
michael@0:   NS_DECL_ISUPPORTS_INHERITED
michael@0: 
michael@0: public:
michael@0:   RootAccessible(nsIDocument* aDocument, nsIContent* aRootContent,
michael@0:                  nsIPresShell* aPresShell);
michael@0:   virtual ~RootAccessible();
michael@0: 
michael@0:   // nsIDOMEventListener
michael@0:   NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
michael@0: 
michael@0:   // Accessible
michael@0:   virtual void Shutdown();
michael@0:   virtual mozilla::a11y::ENameValueFlag Name(nsString& aName);
michael@0:   virtual Relation RelationByType(RelationType aType) MOZ_OVERRIDE;
michael@0:   virtual mozilla::a11y::role NativeRole();
michael@0:   virtual uint64_t NativeState();
michael@0: 
michael@0:   // RootAccessible
michael@0: 
michael@0:   /**
michael@0:    * Notify that the sub document presshell was activated.
michael@0:    */
michael@0:   virtual void DocumentActivated(DocAccessible* aDocument);
michael@0: 
michael@0: protected:
michael@0: 
michael@0:   /**
michael@0:    * Add/remove DOM event listeners.
michael@0:    */
michael@0:   virtual nsresult AddEventListeners();
michael@0:   virtual nsresult RemoveEventListeners();
michael@0: 
michael@0:   /**
michael@0:    * Process the DOM event.
michael@0:    */
michael@0:   void ProcessDOMEvent(nsIDOMEvent* aEvent);
michael@0: 
michael@0:   /**
michael@0:    * Process "popupshown" event. Used by HandleEvent().
michael@0:    */
michael@0:   void HandlePopupShownEvent(Accessible* aAccessible);
michael@0: 
michael@0:   /*
michael@0:    * Process "popuphiding" event. Used by HandleEvent().
michael@0:    */
michael@0:   void HandlePopupHidingEvent(nsINode* aNode);
michael@0: 
michael@0: #ifdef MOZ_XUL
michael@0:     void HandleTreeRowCountChangedEvent(nsIDOMEvent* aEvent,
michael@0:                                         XULTreeAccessible* aAccessible);
michael@0:     void HandleTreeInvalidatedEvent(nsIDOMEvent* aEvent,
michael@0:                                     XULTreeAccessible* aAccessible);
michael@0: 
michael@0:     uint32_t GetChromeFlags();
michael@0: #endif
michael@0: };
michael@0: 
michael@0: inline RootAccessible*
michael@0: Accessible::AsRoot()
michael@0: {
michael@0:   return IsRoot() ? static_cast<mozilla::a11y::RootAccessible*>(this) : nullptr;
michael@0: }
michael@0: 
michael@0: } // namespace a11y
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif