comphelper/source/misc/accessibleselectionhelper.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <comphelper/accessiblecontexthelper.hxx>
  21 #include <comphelper/accessibleselectionhelper.hxx>
  22
  23
  24 namespace comphelper
  25 {
  26
  27
  28     using namespace ::com::sun::star::uno;
  29     using namespace ::com::sun::star::awt;
  30     using namespace ::com::sun::star::lang;
  31     using namespace ::com::sun::star::accessibility;
  32
  33     OCommonAccessibleSelection::OCommonAccessibleSelection( )
  34     {
  35     }
  36
  37     OCommonAccessibleSelection::~OCommonAccessibleSelection() {}
  38
  39
  40     void OCommonAccessibleSelection::selectAccessibleChild( sal_Int64 nChildIndex )
  41     {
  42         implSelect( nChildIndex, true );
  43     }
  44
  45
  46     bool OCommonAccessibleSelection::isAccessibleChildSelected( sal_Int64 nChildIndex )
  47     {
  48         return implIsSelected( nChildIndex );
  49     }
  50
  51
  52     void OCommonAccessibleSelection::clearAccessibleSelection(  )
  53     {
  54         implSelect( ACCESSIBLE_SELECTION_CHILD_ALL, false );
  55     }
  56
  57
  58     void OCommonAccessibleSelection::selectAllAccessibleChildren(  )
  59     {
  60         implSelect( ACCESSIBLE_SELECTION_CHILD_ALL, true );
  61     }
  62
  63
  64     sal_Int64 OCommonAccessibleSelection::getSelectedAccessibleChildCount(  )
  65     {
  66         sal_Int64 nRet = 0;
  67         Reference< XAccessibleContext > xParentContext( implGetAccessibleContext() );
  68
  69         OSL_ENSURE( xParentContext.is(), "OCommonAccessibleSelection::getSelectedAccessibleChildCount: no parent context!" );
  70
  71         if( xParentContext.is() )
  72         {
  73             for( sal_Int64 i = 0, nChildCount = xParentContext->getAccessibleChildCount(); i < nChildCount; i++ )
  74                 if( implIsSelected( i ) )
  75                     ++nRet;
  76         }
  77
  78         return nRet;
  79     }
  80
  81
  82     Reference< XAccessible > OCommonAccessibleSelection::getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex )
  83     {
  84         Reference< XAccessible >        xRet;
  85         Reference< XAccessibleContext > xParentContext( implGetAccessibleContext() );
  86
  87         OSL_ENSURE( xParentContext.is(), "OCommonAccessibleSelection::getSelectedAccessibleChildCount: no parent context!" );
  88
  89         if( xParentContext.is() )
  90         {
  91             for( sal_Int64 i = 0, nChildCount = xParentContext->getAccessibleChildCount(), nPos = 0; ( i < nChildCount ) && !xRet.is(); i++ )
  92                 if( implIsSelected( i ) && ( nPos++ == nSelectedChildIndex ) )
  93                     xRet = xParentContext->getAccessibleChild( i );
  94         }
  95
  96         return xRet;
  97     }
  98
  99
 100     void OCommonAccessibleSelection::deselectAccessibleChild( sal_Int64 nSelectedChildIndex )
 101     {
 102         implSelect( nSelectedChildIndex, false );
 103     }
 104
 105     OAccessibleSelectionHelper::OAccessibleSelectionHelper()
 106     {
 107     }
 108
 109
 110     Reference< XAccessibleContext > OAccessibleSelectionHelper::implGetAccessibleContext()
 111     {
 112         return this;
 113     }
 114
 115
 116     void SAL_CALL OAccessibleSelectionHelper::selectAccessibleChild( sal_Int64 nChildIndex )
 117     {
 118         OExternalLockGuard aGuard( this );
 119         OCommonAccessibleSelection::selectAccessibleChild( nChildIndex );
 120     }
 121
 122
 123     sal_Bool SAL_CALL OAccessibleSelectionHelper::isAccessibleChildSelected( sal_Int64 nChildIndex )
 124     {
 125         OExternalLockGuard aGuard( this );
 126         return OCommonAccessibleSelection::isAccessibleChildSelected( nChildIndex );
 127     }
 128
 129
 130     void SAL_CALL OAccessibleSelectionHelper::clearAccessibleSelection(  )
 131     {
 132         OExternalLockGuard aGuard( this );
 133         OCommonAccessibleSelection::clearAccessibleSelection();
 134     }
 135
 136
 137     void SAL_CALL OAccessibleSelectionHelper::selectAllAccessibleChildren(  )
 138     {
 139         OExternalLockGuard aGuard( this );
 140         OCommonAccessibleSelection::selectAllAccessibleChildren();
 141     }
 142
 143
 144     sal_Int64 SAL_CALL OAccessibleSelectionHelper::getSelectedAccessibleChildCount(  )
 145     {
 146         OExternalLockGuard aGuard( this );
 147         return OCommonAccessibleSelection::getSelectedAccessibleChildCount();
 148     }
 149
 150
 151     Reference< XAccessible > SAL_CALL OAccessibleSelectionHelper::getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex )
 152     {
 153         OExternalLockGuard aGuard( this );
 154         return OCommonAccessibleSelection::getSelectedAccessibleChild( nSelectedChildIndex );
 155     }
 156
 157
 158     void SAL_CALL OAccessibleSelectionHelper::deselectAccessibleChild( sal_Int64 nSelectedChildIndex )
 159     {
 160         OExternalLockGuard aGuard( this );
 161         OCommonAccessibleSelection::deselectAccessibleChild( nSelectedChildIndex );
 162     }
 163
 164
 165 }   // namespace comphelper
 166
 167
 168 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */