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
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef __NS_ACCESSIBLE_WRAP_H__
michael@0: #define __NS_ACCESSIBLE_WRAP_H__
michael@0: 
michael@0: #include "nsCOMPtr.h"
michael@0: #include "Accessible.h"
michael@0: 
michael@0: struct _AtkObject;
michael@0: typedef struct _AtkObject AtkObject;
michael@0: 
michael@0: enum AtkProperty {
michael@0:   PROP_0,           // gobject convention
michael@0:   PROP_NAME,
michael@0:   PROP_DESCRIPTION,
michael@0:   PROP_PARENT,      // ancestry has changed
michael@0:   PROP_ROLE,
michael@0:   PROP_LAYER,
michael@0:   PROP_MDI_ZORDER,
michael@0:   PROP_TABLE_CAPTION,
michael@0:   PROP_TABLE_COLUMN_DESCRIPTION,
michael@0:   PROP_TABLE_COLUMN_HEADER,
michael@0:   PROP_TABLE_ROW_DESCRIPTION,
michael@0:   PROP_TABLE_ROW_HEADER,
michael@0:   PROP_TABLE_SUMMARY,
michael@0:   PROP_LAST         // gobject convention
michael@0: };
michael@0: 
michael@0: struct AtkPropertyChange {
michael@0:   int32_t type;     // property type as listed above
michael@0:   void *oldvalue;
michael@0:   void *newvalue;
michael@0: };
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace a11y {
michael@0: 
michael@0: class MaiHyperlink;
michael@0: 
michael@0: /**
michael@0:  * AccessibleWrap, and its descendents in atk directory provide the
michael@0:  * implementation of AtkObject.
michael@0:  */
michael@0: class AccessibleWrap : public Accessible
michael@0: {
michael@0: public:
michael@0:   AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
michael@0:   virtual ~AccessibleWrap();
michael@0:   void ShutdownAtkObject();
michael@0: 
michael@0:   virtual void Shutdown();
michael@0: 
michael@0:   // return the atk object for this AccessibleWrap
michael@0:   NS_IMETHOD GetNativeInterface(void **aOutAccessible);
michael@0:   virtual nsresult HandleAccEvent(AccEvent* aEvent);
michael@0: 
michael@0:   AtkObject * GetAtkObject(void);
michael@0:   static AtkObject * GetAtkObject(nsIAccessible * acc);
michael@0: 
michael@0:   bool IsValidObject();
michael@0:     
michael@0:   // get/set the MaiHyperlink object for this AccessibleWrap
michael@0:   MaiHyperlink* GetMaiHyperlink(bool aCreate = true);
michael@0:   void SetMaiHyperlink(MaiHyperlink* aMaiHyperlink);
michael@0: 
michael@0:   static const char * ReturnString(nsAString &aString) {
michael@0:     static nsCString returnedString;
michael@0:     returnedString = NS_ConvertUTF16toUTF8(aString);
michael@0:     return returnedString.get();
michael@0:   }
michael@0: 
michael@0: protected:
michael@0: 
michael@0:   nsresult FireAtkStateChangeEvent(AccEvent* aEvent, AtkObject *aObject);
michael@0:   nsresult FireAtkTextChangedEvent(AccEvent* aEvent, AtkObject *aObject);
michael@0:   nsresult FireAtkShowHideEvent(AccEvent* aEvent, AtkObject *aObject,
michael@0:                                 bool aIsAdded);
michael@0: 
michael@0:   AtkObject *mAtkObject;
michael@0: 
michael@0: private:
michael@0: 
michael@0:   /*
michael@0:    * do we have text-remove and text-insert signals if not we need to use
michael@0:    * text-changed see AccessibleWrap::FireAtkTextChangedEvent() and
michael@0:    * bug 619002
michael@0:    */
michael@0:   enum EAvailableAtkSignals {
michael@0:     eUnknown,
michael@0:     eHaveNewAtkTextSignals,
michael@0:     eNoNewAtkSignals
michael@0:   };
michael@0: 
michael@0:   static EAvailableAtkSignals gAvailableAtkSignals;
michael@0: 
michael@0:   uint16_t CreateMaiInterfaces(void);
michael@0: };
michael@0: 
michael@0: } // namespace a11y
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif /* __NS_ACCESSIBLE_WRAP_H__ */