LCOV - code coverage report
Current view: directory - objdir/dist/include - nsAccessibleWrap.h (source / functions) Found Hit Coverage
Test: app.info Lines: 1 0 0.0 %
Date: 2012-06-02 Functions: 1 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* vim: set ts=2 et sw=2 tw=80: */
       3                 : /* ***** BEGIN LICENSE BLOCK *****
       4                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       5                 :  *
       6                 :  * The contents of this file are subject to the Mozilla Public License Version
       7                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       8                 :  * the License. You may obtain a copy of the License at
       9                 :  * http://www.mozilla.org/MPL/
      10                 :  *
      11                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      12                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      13                 :  * for the specific language governing rights and limitations under the
      14                 :  * License.
      15                 :  *
      16                 :  * The Original Code is mozilla.org code.
      17                 :  *
      18                 :  * The Initial Developer of the Original Code is
      19                 :  * Sun Microsystems, Inc.
      20                 :  * Portions created by the Initial Developer are Copyright (C) 2002
      21                 :  * the Initial Developer. All Rights Reserved.
      22                 :  *
      23                 :  * Contributor(s):
      24                 :  *   Bolian Yin (bolian.yin@sun.com)
      25                 :  *   John Sun (john.sun@sun.com)
      26                 :  *
      27                 :  * Alternatively, the contents of this file may be used under the terms of
      28                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      29                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      31                 :  * of those above. If you wish to allow use of your version of this file only
      32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      33                 :  * use your version of this file under the terms of the MPL, indicate your
      34                 :  * decision by deleting the provisions above and replace them with the notice
      35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      36                 :  * the provisions above, a recipient may use your version of this file under
      37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      38                 :  *
      39                 :  * ***** END LICENSE BLOCK ***** */
      40                 : 
      41                 : #ifndef __NS_ACCESSIBLE_WRAP_H__
      42                 : #define __NS_ACCESSIBLE_WRAP_H__
      43                 : 
      44                 : #include "nsCOMPtr.h"
      45                 : #include "nsAccessible.h"
      46                 : #include "prlog.h"
      47                 : 
      48                 : #ifdef PR_LOGGING
      49                 : #define MAI_LOGGING
      50                 : #endif /* #ifdef PR_LOGGING */
      51                 : 
      52                 : struct _AtkObject;
      53                 : typedef struct _AtkObject AtkObject;
      54                 : 
      55                 : enum AtkProperty {
      56                 :   PROP_0,           // gobject convention
      57                 :   PROP_NAME,
      58                 :   PROP_DESCRIPTION,
      59                 :   PROP_PARENT,      // ancestry has changed
      60                 :   PROP_ROLE,
      61                 :   PROP_LAYER,
      62                 :   PROP_MDI_ZORDER,
      63                 :   PROP_TABLE_CAPTION,
      64                 :   PROP_TABLE_COLUMN_DESCRIPTION,
      65                 :   PROP_TABLE_COLUMN_HEADER,
      66                 :   PROP_TABLE_ROW_DESCRIPTION,
      67                 :   PROP_TABLE_ROW_HEADER,
      68                 :   PROP_TABLE_SUMMARY,
      69                 :   PROP_LAST         // gobject convention
      70                 : };
      71                 : 
      72                 : struct AtkPropertyChange {
      73                 :   PRInt32 type;     // property type as listed above
      74                 :   void *oldvalue;
      75                 :   void *newvalue;
      76                 : };
      77                 : 
      78                 : class MaiHyperlink;
      79                 : 
      80                 : /**
      81                 :  * nsAccessibleWrap, and its descendents in atk directory provide the
      82                 :  * implementation of AtkObject.
      83                 :  */
      84                 : class nsAccessibleWrap: public nsAccessible
      85                 : {
      86                 : public:
      87                 :   nsAccessibleWrap(nsIContent* aContent, nsDocAccessible* aDoc);
      88                 :     virtual ~nsAccessibleWrap();
      89                 :     void ShutdownAtkObject();
      90                 : 
      91                 :     // nsAccessNode
      92                 :     virtual void Shutdown();
      93                 : 
      94                 : #ifdef MAI_LOGGING
      95               0 :     virtual void DumpnsAccessibleWrapInfo(int aDepth) {}
      96                 :     static PRInt32 mAccWrapCreated;
      97                 :     static PRInt32 mAccWrapDeleted;
      98                 : #endif
      99                 : 
     100                 :     // return the atk object for this nsAccessibleWrap
     101                 :     NS_IMETHOD GetNativeInterface(void **aOutAccessible);
     102                 :     virtual nsresult HandleAccEvent(AccEvent* aEvent);
     103                 : 
     104                 :     AtkObject * GetAtkObject(void);
     105                 :     static AtkObject * GetAtkObject(nsIAccessible * acc);
     106                 : 
     107                 :     bool IsValidObject();
     108                 :     
     109                 :     // get/set the MaiHyperlink object for this nsAccessibleWrap
     110                 :     MaiHyperlink* GetMaiHyperlink(bool aCreate = true);
     111                 :     void SetMaiHyperlink(MaiHyperlink* aMaiHyperlink);
     112                 : 
     113                 :     static const char * ReturnString(nsAString &aString) {
     114                 :       static nsCString returnedString;
     115                 :       returnedString = NS_ConvertUTF16toUTF8(aString);
     116                 :       return returnedString.get();
     117                 :     }
     118                 : 
     119                 : protected:
     120                 :     virtual nsresult FirePlatformEvent(AccEvent* aEvent);
     121                 : 
     122                 :     nsresult FireAtkStateChangeEvent(AccEvent* aEvent, AtkObject *aObject);
     123                 :     nsresult FireAtkTextChangedEvent(AccEvent* aEvent, AtkObject *aObject);
     124                 :     nsresult FireAtkShowHideEvent(AccEvent* aEvent, AtkObject *aObject,
     125                 :                                   bool aIsAdded);
     126                 : 
     127                 :     AtkObject *mAtkObject;
     128                 : 
     129                 : private:
     130                 : 
     131                 :   /*
     132                 :    * do we have text-remove and text-insert signals if not we need to use
     133                 :    * text-changed see nsAccessibleWrap::FireAtkTextChangedEvent() and
     134                 :    * bug 619002
     135                 :    */
     136                 :   enum EAvailableAtkSignals {
     137                 :     eUnknown,
     138                 :     eHaveNewAtkTextSignals,
     139                 :     eNoNewAtkSignals
     140                 :   };
     141                 : 
     142                 :   static EAvailableAtkSignals gAvailableAtkSignals;
     143                 : 
     144                 :     PRUint16 CreateMaiInterfaces(void);
     145                 : };
     146                 : 
     147                 : #endif /* __NS_ACCESSIBLE_WRAP_H__ */

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