LCOV - code coverage report
Current view: directory - accessible/src/base - nsRootAccessible.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 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                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is mozilla.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : #ifndef _nsRootAccessible_H_
      39                 : #define _nsRootAccessible_H_
      40                 : 
      41                 : #include "nsCaretAccessible.h"
      42                 : #include "nsDocAccessibleWrap.h"
      43                 : 
      44                 : #ifdef MOZ_XUL
      45                 : #include "nsXULTreeAccessible.h"
      46                 : #endif
      47                 : 
      48                 : #include "nsHashtable.h"
      49                 : #include "nsCaretAccessible.h"
      50                 : #include "nsIDocument.h"
      51                 : #include "nsIDOMEventListener.h"
      52                 : 
      53                 : class Relation;
      54                 : 
      55                 : #define NS_ROOTACCESSIBLE_IMPL_CID                      \
      56                 : {  /* eaba2cf0-21b1-4e2b-b711-d3a89dcd5e1a */           \
      57                 :   0xeaba2cf0,                                           \
      58                 :   0x21b1,                                               \
      59                 :   0x4e2b,                                               \
      60                 :   { 0xb7, 0x11, 0xd3, 0xa8, 0x9d, 0xcd, 0x5e, 0x1a }    \
      61                 : }
      62                 : 
      63                 : const PRInt32 SCROLL_HASH_START_SIZE = 6;
      64                 : 
      65                 : class nsRootAccessible : public nsDocAccessibleWrap,
      66                 :                          public nsIDOMEventListener
      67                 : {
      68                 :   NS_DECL_ISUPPORTS_INHERITED
      69                 : 
      70                 : public:
      71                 :   nsRootAccessible(nsIDocument* aDocument, nsIContent* aRootContent,
      72                 :                    nsIPresShell* aPresShell);
      73                 :   virtual ~nsRootAccessible();
      74                 : 
      75                 :   // nsIAccessible
      76                 :   NS_IMETHOD GetName(nsAString& aName);
      77                 : 
      78                 :   // nsIDOMEventListener
      79                 :   NS_IMETHOD HandleEvent(nsIDOMEvent* aEvent);
      80                 : 
      81                 :   // nsAccessNode
      82                 :   virtual void Shutdown();
      83                 : 
      84                 :   // nsAccessible
      85                 :   virtual Relation RelationByType(PRUint32 aType);
      86                 :   virtual mozilla::a11y::role NativeRole();
      87                 :   virtual PRUint64 NativeState();
      88                 : 
      89                 :   // nsRootAccessible
      90                 :   NS_DECLARE_STATIC_IID_ACCESSOR(NS_ROOTACCESSIBLE_IMPL_CID)
      91                 : 
      92                 :     nsCaretAccessible *GetCaretAccessible();
      93                 : 
      94                 :   /**
      95                 :    * Notify that the sub document presshell was activated.
      96                 :    */
      97                 :   virtual void DocumentActivated(nsDocAccessible* aDocument);
      98                 : 
      99                 : protected:
     100                 : 
     101                 :   /**
     102                 :    * Add/remove DOM event listeners.
     103                 :    */
     104                 :   virtual nsresult AddEventListeners();
     105                 :   virtual nsresult RemoveEventListeners();
     106                 : 
     107                 :   /**
     108                 :    * Process the DOM event.
     109                 :    */
     110                 :   void ProcessDOMEvent(nsIDOMEvent* aEvent);
     111                 : 
     112                 :   /**
     113                 :    * Process "popupshown" event. Used by HandleEvent().
     114                 :    */
     115                 :   void HandlePopupShownEvent(nsAccessible* aAccessible);
     116                 : 
     117                 :   /*
     118                 :    * Process "popuphiding" event. Used by HandleEvent().
     119                 :    */
     120                 :   void HandlePopupHidingEvent(nsINode* aNode);
     121                 : 
     122                 : #ifdef MOZ_XUL
     123                 :     void HandleTreeRowCountChangedEvent(nsIDOMEvent* aEvent,
     124                 :                                         nsXULTreeAccessible* aAccessible);
     125                 :     void HandleTreeInvalidatedEvent(nsIDOMEvent* aEvent,
     126                 :                                     nsXULTreeAccessible* aAccessible);
     127                 : 
     128                 :     PRUint32 GetChromeFlags();
     129                 : #endif
     130                 : 
     131                 :     nsRefPtr<nsCaretAccessible> mCaretAccessible;
     132                 : };
     133                 : 
     134                 : NS_DEFINE_STATIC_IID_ACCESSOR(nsRootAccessible, NS_ROOTACCESSIBLE_IMPL_CID)
     135                 : 
     136                 : inline nsRootAccessible*
     137               0 : nsAccessible::AsRoot()
     138                 : {
     139                 :   return mFlags & eRootAccessible ?
     140               0 :     static_cast<nsRootAccessible*>(this) : nsnull;
     141                 : }
     142                 : 
     143                 : #endif

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