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/accessibleselectionhelper.hxx>
  21
  22
  23 namespace comphelper
  24 {
  25
  26
  27     using namespace ::com::sun::star::uno;
  28     using namespace ::com::sun::star::awt;
  29     using namespace ::com::sun::star::lang;
  30     using namespace ::com::sun::star::accessibility;
  31
  32     OCommonAccessibleSelection::OCommonAccessibleSelection( )
  33     {
  34     }
  35
  36     OCommonAccessibleSelection::~OCommonAccessibleSelection() {}
  37
  38
  39     void SAL_CALL OCommonAccessibleSelection::selectAccessibleChild( sal_Int32 nChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
  40     {
  41         implSelect( nChildIndex, true );
  42     }
  43
  44
  45     bool SAL_CALL OCommonAccessibleSelection::isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
  46     {
  47         return implIsSelected( nChildIndex );
  48     }
  49
  50
  51     void SAL_CALL OCommonAccessibleSelection::clearAccessibleSelection(  ) throw (RuntimeException)
  52     {
  53         implSelect( ACCESSIBLE_SELECTION_CHILD_ALL, false );
  54     }
  55
  56
  57     void SAL_CALL OCommonAccessibleSelection::selectAllAccessibleChildren(  ) throw (RuntimeException)
  58     {
  59         implSelect( ACCESSIBLE_SELECTION_CHILD_ALL, true );
  60     }
  61
  62
  63     sal_Int32 SAL_CALL OCommonAccessibleSelection::getSelectedAccessibleChildCount(  ) throw (RuntimeException)
  64     {
  65         sal_Int32                       nRet = 0;
  66         Reference< XAccessibleContext > xParentContext( implGetAccessibleContext() );
  67
  68         OSL_ENSURE( xParentContext.is(), "OCommonAccessibleSelection::getSelectedAccessibleChildCount: no parent context!" );
  69
  70         if( xParentContext.is() )
  71         {
  72             for( sal_Int32 i = 0, nChildCount = xParentContext->getAccessibleChildCount(); i < nChildCount; i++ )
  73                 if( implIsSelected( i ) )
  74                     ++nRet;
  75         }
  76
  77         return nRet;
  78     }
  79
  80
  81     Reference< XAccessible > SAL_CALL OCommonAccessibleSelection::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
  82     {
  83         Reference< XAccessible >        xRet;
  84         Reference< XAccessibleContext > xParentContext( implGetAccessibleContext() );
  85
  86         OSL_ENSURE( xParentContext.is(), "OCommonAccessibleSelection::getSelectedAccessibleChildCount: no parent context!" );
  87
  88         if( xParentContext.is() )
  89         {
  90             for( sal_Int32 i = 0, nChildCount = xParentContext->getAccessibleChildCount(), nPos = 0; ( i < nChildCount ) && !xRet.is(); i++ )
  91                 if( implIsSelected( i ) && ( nPos++ == nSelectedChildIndex ) )
  92                     xRet = xParentContext->getAccessibleChild( i );
  93         }
  94
  95         return xRet;
  96     }
  97
  98
  99     void SAL_CALL OCommonAccessibleSelection::deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (IndexOutOfBoundsException, RuntimeException)
 100     {
 101         implSelect( nSelectedChildIndex, false );
 102     }
 103
 104     OAccessibleSelectionHelper::OAccessibleSelectionHelper( IMutex* _pExternalLock ) : OAccessibleComponentHelper(_pExternalLock)
 105     {
 106     }
 107
 108
 109     IMPLEMENT_FORWARD_XINTERFACE2( OAccessibleSelectionHelper, OAccessibleComponentHelper, OAccessibleSelectionHelper_Base )
 110     IMPLEMENT_FORWARD_XTYPEPROVIDER2( OAccessibleSelectionHelper, OAccessibleComponentHelper, OAccessibleSelectionHelper_Base )
 111     // (order matters: the first is the class name, the second is the class doing the ref counting)
 112
 113
 114     Reference< XAccessibleContext > OAccessibleSelectionHelper::implGetAccessibleContext() throw ( RuntimeException )
 115     {
 116         return this;
 117     }
 118
 119
 120     void SAL_CALL OAccessibleSelectionHelper::selectAccessibleChild( sal_Int32 nChildIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 121     {
 122         OExternalLockGuard aGuard( this );
 123         OCommonAccessibleSelection::selectAccessibleChild( nChildIndex );
 124     }
 125
 126
 127     sal_Bool SAL_CALL OAccessibleSelectionHelper::isAccessibleChildSelected( sal_Int32 nChildIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 128     {
 129         OExternalLockGuard aGuard( this );
 130         return OCommonAccessibleSelection::isAccessibleChildSelected( nChildIndex );
 131     }
 132
 133
 134     void SAL_CALL OAccessibleSelectionHelper::clearAccessibleSelection(  ) throw (RuntimeException, std::exception)
 135     {
 136         OExternalLockGuard aGuard( this );
 137         OCommonAccessibleSelection::clearAccessibleSelection();
 138     }
 139
 140
 141     void SAL_CALL OAccessibleSelectionHelper::selectAllAccessibleChildren(  ) throw (RuntimeException, std::exception)
 142     {
 143         OExternalLockGuard aGuard( this );
 144         OCommonAccessibleSelection::selectAllAccessibleChildren();
 145     }
 146
 147
 148     sal_Int32 SAL_CALL OAccessibleSelectionHelper::getSelectedAccessibleChildCount(  ) throw (RuntimeException, std::exception)
 149     {
 150         OExternalLockGuard aGuard( this );
 151         return OCommonAccessibleSelection::getSelectedAccessibleChildCount();
 152     }
 153
 154
 155     Reference< XAccessible > SAL_CALL OAccessibleSelectionHelper::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 156     {
 157         OExternalLockGuard aGuard( this );
 158         return OCommonAccessibleSelection::getSelectedAccessibleChild( nSelectedChildIndex );
 159     }
 160
 161
 162     void SAL_CALL OAccessibleSelectionHelper::deselectAccessibleChild( sal_Int32 nSelectedChildIndex ) throw (IndexOutOfBoundsException, RuntimeException, std::exception)
 163     {
 164         OExternalLockGuard aGuard( this );
 165         OCommonAccessibleSelection::deselectAccessibleChild( nSelectedChildIndex );
 166     }
 167
 168
 169 }   // namespace comphelper
 170
 171
 172 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */