LCOV - code coverage report
Current view: directory - accessible/src/base - AccGroupInfo.h (source / functions) Found Hit Coverage
Test: app.info Lines: 14 0 0.0 %
Date: 2012-06-02 Functions: 6 0 0.0 %

       1                 : /* ***** BEGIN LICENSE BLOCK *****
       2                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       3                 :  *
       4                 :  * The contents of this file are subject to the Mozilla Public License Version
       5                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       6                 :  * the License. You may obtain a copy of the License at
       7                 :  * http://www.mozilla.org/MPL/
       8                 :  *
       9                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      10                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      11                 :  * for the specific language governing rights and limitations under the
      12                 :  * License.
      13                 :  *
      14                 :  * The Original Code is mozilla.org code.
      15                 :  *
      16                 :  * The Initial Developer of the Original Code is
      17                 :  * Mozilla Foundation.
      18                 :  * Portions created by the Initial Developer are Copyright (C) 2010
      19                 :  * the Initial Developer. All Rights Reserved.
      20                 :  *
      21                 :  * Contributor(s):
      22                 :  *  Alexander Surkov <surkov.alexander@gmail.com> (original author)
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      26                 :  * 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 AccGroupInfo_h_
      39                 : #define AccGroupInfo_h_
      40                 : 
      41                 : #include "nsAccessible.h"
      42                 : #include "nsAccUtils.h"
      43                 : 
      44                 : /**
      45                 :  * Calculate and store group information.
      46                 :  */
      47                 : class AccGroupInfo
      48                 : {
      49                 : public:
      50                 :   AccGroupInfo(nsAccessible* aItem, mozilla::a11y::role aRole);
      51               0 :   ~AccGroupInfo() { MOZ_COUNT_DTOR(AccGroupInfo); }
      52                 : 
      53               0 :   PRInt32 PosInSet() const { return mPosInSet; }
      54               0 :   PRUint32 SetSize() const { return mSetSize; }
      55               0 :   nsAccessible* ConceptualParent() const { return mParent; }
      56                 : 
      57                 :   /**
      58                 :    * Create group info.
      59                 :    */
      60               0 :   static AccGroupInfo* CreateGroupInfo(nsAccessible* aAccessible)
      61                 :   {
      62               0 :     mozilla::a11y::role role = aAccessible->Role();
      63               0 :     if (role != mozilla::a11y::roles::ROW &&
      64                 :         role != mozilla::a11y::roles::GRID_CELL &&
      65                 :         role != mozilla::a11y::roles::OUTLINEITEM &&
      66                 :         role != mozilla::a11y::roles::OPTION &&
      67                 :         role != mozilla::a11y::roles::LISTITEM &&
      68                 :         role != mozilla::a11y::roles::MENUITEM &&
      69                 :         role != mozilla::a11y::roles::COMBOBOX_OPTION &&
      70                 :         role != mozilla::a11y::roles::PARENT_MENUITEM &&
      71                 :         role != mozilla::a11y::roles::CHECK_MENU_ITEM &&
      72                 :         role != mozilla::a11y::roles::RADIO_MENU_ITEM &&
      73                 :         role != mozilla::a11y::roles::RADIOBUTTON &&
      74                 :         role != mozilla::a11y::roles::PAGETAB)
      75               0 :       return nsnull;
      76                 : 
      77               0 :     AccGroupInfo* info = new AccGroupInfo(aAccessible, BaseRole(role));
      78               0 :     return info;
      79                 :   }
      80                 : 
      81                 : private:
      82                 :   AccGroupInfo(const AccGroupInfo&);
      83                 :   AccGroupInfo& operator =(const AccGroupInfo&);
      84                 : 
      85               0 :   static mozilla::a11y::role BaseRole(mozilla::a11y::role aRole)
      86                 :   {
      87               0 :     if (aRole == mozilla::a11y::roles::CHECK_MENU_ITEM ||
      88                 :         aRole == mozilla::a11y::roles::PARENT_MENUITEM ||
      89                 :         aRole == mozilla::a11y::roles::RADIO_MENU_ITEM)
      90               0 :       return mozilla::a11y::roles::MENUITEM;
      91               0 :     return aRole;
      92                 :   }
      93                 : 
      94                 :   /**
      95                 :    * Return true if the given parent role is conceptual parent of the given
      96                 :    * role.
      97                 :    */
      98                 :   static bool IsConceptualParent(mozilla::a11y::role aRole,
      99                 :                                  mozilla::a11y::role aParentRole);
     100                 : 
     101                 :   PRUint32 mPosInSet;
     102                 :   PRUint32 mSetSize;
     103                 :   nsAccessible* mParent;
     104                 : };
     105                 : 
     106                 : #endif

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