accessibility/source/extended/accessibleeditbrowseboxcell.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 <helper/accresmgr.hxx>
  21 #include <strings.hrc>
  22
  23 #include <extended/accessibleeditbrowseboxcell.hxx>
  24 #include <comphelper/processfactory.hxx>
  25 #include <utility>
  26 #include <comphelper/diagnose_ex.hxx>
  27
  28 namespace accessibility
  29 {
  30     using namespace com::sun::star::accessibility;
  31     using namespace ::com::sun::star::uno;
  32     using namespace ::com::sun::star::lang;
  33     using namespace ::com::sun::star::awt;
  34     using namespace ::comphelper;
  35
  36     EditBrowseBoxTableCell::EditBrowseBoxTableCell(
  37                 const css::uno::Reference< css::accessibility::XAccessible >& _rxParent,
  38                 const css::uno::Reference< css::accessibility::XAccessible >& _rxOwningAccessible,
  39                 const css::uno::Reference< css::accessibility::XAccessibleContext >& _xControlChild,
  40                 ::vcl::IAccessibleTableProvider& _rBrowseBox,
  41                 const css::uno::Reference< css::awt::XWindow >& _xFocusWindow,
  42                 sal_Int32 _nRowPos,
  43                 sal_uInt16 _nColPos)
  44         :AccessibleBrowseBoxCell( _rxParent, _rBrowseBox, _xFocusWindow, _nRowPos, _nColPos )
  45         ,OAccessibleContextWrapperHelper( ::comphelper::getProcessComponentContext(), rBHelper, _xControlChild, _rxOwningAccessible, _rxParent )
  46     {
  47         aggregateProxy( m_refCount, *this );
  48     }
  49
  50     EditBrowseBoxTableCell::~EditBrowseBoxTableCell()
  51     {
  52         if ( !rBHelper.bDisposed )
  53         {
  54             acquire();  // to prevent duplicate dtor calls
  55             dispose();
  56         }
  57     }
  58
  59     OUString SAL_CALL EditBrowseBoxTableCell::getImplementationName()
  60     {
  61         return u"com.sun.star.comp.svtools.TableCellProxy"_ustr;
  62     }
  63
  64     IMPLEMENT_FORWARD_XINTERFACE2( EditBrowseBoxTableCell, AccessibleBrowseBoxCell, OAccessibleContextWrapperHelper )
  65
  66     IMPLEMENT_FORWARD_XTYPEPROVIDER2( EditBrowseBoxTableCell, AccessibleBrowseBoxCell, OAccessibleContextWrapperHelper )
  67
  68     void EditBrowseBoxTableCell::notifyTranslatedEvent( const AccessibleEventObject& _rEvent )
  69     {
  70         commitEvent( _rEvent.EventId, _rEvent.NewValue, _rEvent.OldValue );
  71     }
  72
  73     // css::accessibility::XAccessibleComponent
  74     sal_Int32 SAL_CALL EditBrowseBoxTableCell::getForeground(  )
  75     {
  76         SolarMethodGuard aGuard(getMutex());
  77         ensureIsAlive();
  78
  79         css::uno::Reference< css::accessibility::XAccessibleComponent > xAccComp( m_xInnerContext, UNO_QUERY );
  80         if ( xAccComp.is() )
  81             return xAccComp->getForeground();
  82         return 0;
  83     }
  84
  85     sal_Int32 SAL_CALL EditBrowseBoxTableCell::getBackground(  )
  86     {
  87         SolarMethodGuard aGuard(getMutex());
  88         ensureIsAlive();
  89
  90         css::uno::Reference< css::accessibility::XAccessibleComponent > xAccComp( m_xInnerContext, UNO_QUERY );
  91         if ( xAccComp.is() )
  92             return xAccComp->getBackground();
  93         return 0;
  94     }
  95
  96     css::uno::Reference< css::accessibility::XAccessible > SAL_CALL EditBrowseBoxTableCell::getAccessibleParent(  )
  97     {
  98         return m_xParentAccessible;
  99     }
 100
 101     OUString SAL_CALL EditBrowseBoxTableCell::getAccessibleDescription()
 102     {
 103         SolarMethodGuard aGuard(getMutex());
 104         ensureIsAlive();
 105
 106         return m_xInnerContext->getAccessibleDescription();
 107     }
 108
 109     OUString SAL_CALL EditBrowseBoxTableCell::getAccessibleName()
 110     {
 111         SolarMethodGuard aGuard(getMutex());
 112         ensureIsAlive();
 113
 114         return AccResId(RID_STR_ACC_COLUMN_NUM).replaceAll("%COLUMNNUMBER", OUString::number(getColumnPos()-1)) + ", "
 115                + AccResId(RID_STR_ACC_ROW_NUM).replaceAll("%ROWNUMBER", OUString::number(getRowPos()));
 116     }
 117
 118     css::uno::Reference< css::accessibility::XAccessibleRelationSet > SAL_CALL EditBrowseBoxTableCell::getAccessibleRelationSet()
 119     {
 120         SolarMethodGuard aGuard(getMutex());
 121         ensureIsAlive();
 122
 123         return baseGetAccessibleRelationSet( );
 124     }
 125
 126     sal_Int64 SAL_CALL EditBrowseBoxTableCell::getAccessibleStateSet()
 127     {
 128         SolarMethodGuard aGuard(getMutex());
 129         ensureIsAlive();
 130
 131         return m_xInnerContext->getAccessibleStateSet();
 132             // TODO: shouldn't we add an ACTIVE here? Isn't the EditBrowseBoxTableCell always ACTIVE?
 133     }
 134
 135     sal_Int64 SAL_CALL EditBrowseBoxTableCell::getAccessibleChildCount(  )
 136     {
 137         SolarMethodGuard aGuard(getMutex());
 138         ensureIsAlive();
 139
 140         return baseGetAccessibleChildCount();
 141     }
 142
 143     css::uno::Reference< css::accessibility::XAccessible > SAL_CALL EditBrowseBoxTableCell::getAccessibleChild( sal_Int64 i )
 144     {
 145         SolarMethodGuard aGuard(getMutex());
 146         ensureIsAlive();
 147
 148         return baseGetAccessibleChild( i );
 149     }
 150
 151     sal_Int16 SAL_CALL EditBrowseBoxTableCell::getAccessibleRole()
 152     {
 153         SolarMethodGuard aGuard(getMutex());
 154         ensureIsAlive();
 155
 156         return m_xInnerContext->getAccessibleRole( );
 157     }
 158
 159     void SAL_CALL EditBrowseBoxTableCell::dispose()
 160     {
 161         // simply disambiguate. Note that the OComponentHelper base in AccessibleBrowseBoxCell
 162         // will call our "disposing()", which will call "dispose()" on the OAccessibleContextWrapperHelper
 163         // so there is no need to do this here.
 164         AccessibleBrowseBoxCell::dispose();
 165     }
 166
 167     void SAL_CALL EditBrowseBoxTableCell::disposing( const css::lang::EventObject& _rSource )
 168     {
 169         AccessibleBrowseBoxCell::disposing( _rSource );
 170         OAccessibleContextWrapperHelper::disposing( _rSource );
 171     }
 172
 173     void SAL_CALL EditBrowseBoxTableCell::disposing()
 174     {
 175         SolarMethodGuard aGuard(getMutex());
 176
 177         OAccessibleContextWrapperHelper::dispose();
 178             // TODO: do we need to dispose our inner object? The base class does this, but is it a good idea?
 179         AccessibleBrowseBoxCell::disposing();
 180     }
 181
 182     // EditBrowseBoxTableCell
 183     EditBrowseBoxTableCellAccess::EditBrowseBoxTableCellAccess(
 184             css::uno::Reference< css::accessibility::XAccessible > _xParent, css::uno::Reference< css::accessibility::XAccessible > _xControlAccessible,
 185             css::uno::Reference< css::awt::XWindow > _xFocusWindow,
 186             ::vcl::IAccessibleTableProvider& _rBrowseBox, sal_Int32 _nRowPos, sal_uInt16 _nColPos )
 187         :m_xParent(std::move( _xParent ))
 188         ,m_xControlAccessible(std::move( _xControlAccessible ))
 189         ,m_xFocusWindow(std::move( _xFocusWindow ))
 190         ,m_pBrowseBox( &_rBrowseBox )
 191         ,m_nRowPos( _nRowPos )
 192         ,m_nColPos( _nColPos )
 193     {
 194     }
 195
 196     EditBrowseBoxTableCellAccess::~EditBrowseBoxTableCellAccess( )
 197     {
 198     }
 199
 200     css::uno::Reference< css::accessibility::XAccessibleContext > SAL_CALL EditBrowseBoxTableCellAccess::getAccessibleContext(  )
 201     {
 202         if ( !m_pBrowseBox || !m_xControlAccessible.is() )
 203             throw DisposedException();
 204         css::uno::Reference< css::accessibility::XAccessibleContext > xMyContext( m_aContext );
 205         if ( !xMyContext.is() )
 206         {
 207             css::uno::Reference< css::accessibility::XAccessibleContext > xInnerContext = m_xControlAccessible->getAccessibleContext();
 208             css::uno::Reference< css::accessibility::XAccessible > xMe( this );
 209
 210             xMyContext = new EditBrowseBoxTableCell( xMe, m_xParent, xInnerContext, *m_pBrowseBox, m_xFocusWindow, m_nRowPos, m_nColPos );
 211             m_aContext = xMyContext;
 212         }
 213         return xMyContext;
 214     }
 215
 216     void EditBrowseBoxTableCellAccess::disposing(std::unique_lock<std::mutex>&)
 217     {
 218         // dispose our context, if it still alive
 219         css::uno::Reference< XComponent > xMyContext( m_aContext.get(), UNO_QUERY );
 220         if ( xMyContext.is() )
 221         {
 222             try
 223             {
 224                 xMyContext->dispose();
 225             }
 226             catch( const Exception& )
 227             {
 228                 TOOLS_WARN_EXCEPTION( "accessibility", "EditBrowseBoxTableCellAccess::disposing: caught an exception while disposing the context!" );
 229             }
 230         }
 231
 232         m_pBrowseBox = nullptr;
 233         m_xControlAccessible.clear();
 234         m_aContext.clear();
 235         // NO dispose of the inner object there: it is the css::accessibility::XAccessible of a window, and disposing
 236         // it would delete the respective VCL window
 237     }
 238 } // namespace accessibility
 239
 240 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */