accessibility/source/extended/AccessibleGridControlTableBase.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 "accessibility/extended/AccessibleGridControlTableBase.hxx"
  21 #include <svtools/accessibletable.hxx>
  22 #include <tools/multisel.hxx>
  23 #include <comphelper/sequence.hxx>
  24 #include <comphelper/servicehelper.hxx>
  25
  26
  27
  28 using ::com::sun::star::uno::Reference;
  29 using ::com::sun::star::uno::Sequence;
  30 using ::com::sun::star::uno::Any;
  31
  32 using namespace ::com::sun::star;
  33 using namespace ::com::sun::star::accessibility;
  34 using namespace ::svt;
  35 using namespace ::svt::table;
  36
  37
  38
  39 namespace accessibility {
  40
  41
  42
  43 AccessibleGridControlTableBase::AccessibleGridControlTableBase(
  44         const Reference< XAccessible >& rxParent,
  45         IAccessibleTable& rTable,
  46         AccessibleTableControlObjType eObjType ) :
  47     GridControlAccessibleElement( rxParent, rTable, eObjType )
  48 {
  49 }
  50
  51 AccessibleGridControlTableBase::~AccessibleGridControlTableBase()
  52 {
  53 }
  54
  55 // XAccessibleContext ---------------------------------------------------------
  56
  57 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleChildCount()
  58     throw ( uno::RuntimeException, std::exception )
  59 {
  60     SolarMutexGuard aSolarGuard;
  61
  62     ensureIsAlive();
  63     sal_Int32 nChildren = 0;
  64     if(m_eObjType == TCTYPE_ROWHEADERBAR)
  65         nChildren = m_aTable.GetRowCount();
  66     else if(m_eObjType == TCTYPE_TABLE)
  67         nChildren = m_aTable.GetRowCount()*m_aTable.GetColumnCount();
  68     else if(m_eObjType == TCTYPE_COLUMNHEADERBAR)
  69         nChildren = m_aTable.GetColumnCount();
  70     return nChildren;
  71 }
  72
  73 sal_Int16 SAL_CALL AccessibleGridControlTableBase::getAccessibleRole()
  74     throw ( uno::RuntimeException, std::exception )
  75 {
  76     SolarMutexGuard g;
  77
  78     ensureIsAlive();
  79     return AccessibleRole::TABLE;
  80 }
  81
  82 // XAccessibleTable -----------------------------------------------------------
  83
  84 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleRowCount()
  85     throw ( uno::RuntimeException, std::exception )
  86 {
  87     SolarMutexGuard aSolarGuard;
  88
  89     ensureIsAlive();
  90     return  m_aTable.GetRowCount();
  91 }
  92
  93 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleColumnCount()
  94     throw ( uno::RuntimeException, std::exception )
  95 {
  96     SolarMutexGuard aSolarGuard;
  97
  98     ensureIsAlive();
  99     return m_aTable.GetColumnCount();
 100 }
 101
 102 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleRowExtentAt(
 103         sal_Int32 nRow, sal_Int32 nColumn )
 104     throw ( lang::IndexOutOfBoundsException, uno::RuntimeException, std::exception )
 105 {
 106     SolarMutexGuard aSolarGuard;
 107
 108     ensureIsAlive();
 109     ensureIsValidAddress( nRow, nColumn );
 110     return 1;   // merged cells not supported
 111 }
 112
 113 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleColumnExtentAt(
 114         sal_Int32 nRow, sal_Int32 nColumn )
 115     throw ( lang::IndexOutOfBoundsException, uno::RuntimeException, std::exception )
 116 {
 117     SolarMutexGuard aSolarGuard;
 118
 119     ensureIsAlive();
 120     ensureIsValidAddress( nRow, nColumn );
 121     return 1;   // merged cells not supported
 122 }
 123
 124 Reference< XAccessible > SAL_CALL AccessibleGridControlTableBase::getAccessibleCaption()
 125     throw ( uno::RuntimeException, std::exception )
 126 {
 127     SolarMutexGuard g;
 128
 129     ensureIsAlive();
 130     return NULL;    // not supported
 131 }
 132
 133 Reference< XAccessible > SAL_CALL AccessibleGridControlTableBase::getAccessibleSummary()
 134     throw ( uno::RuntimeException, std::exception )
 135 {
 136     SolarMutexGuard g;
 137
 138     ensureIsAlive();
 139     return NULL;    // not supported
 140 }
 141
 142 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleIndex(
 143         sal_Int32 nRow, sal_Int32 nColumn )
 144     throw ( lang::IndexOutOfBoundsException, uno::RuntimeException, std::exception )
 145 {
 146     SolarMutexGuard aSolarGuard;
 147
 148     ensureIsAlive();
 149     ensureIsValidAddress( nRow, nColumn );
 150     return implGetChildIndex( nRow, nColumn );
 151 }
 152
 153 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleRow( sal_Int32 nChildIndex )
 154     throw ( lang::IndexOutOfBoundsException, uno::RuntimeException, std::exception )
 155 {
 156     SolarMutexGuard aSolarGuard;
 157
 158     ensureIsAlive();
 159     ensureIsValidIndex( nChildIndex );
 160     return implGetRow( nChildIndex );
 161 }
 162
 163 sal_Int32 SAL_CALL AccessibleGridControlTableBase::getAccessibleColumn( sal_Int32 nChildIndex )
 164     throw ( lang::IndexOutOfBoundsException, uno::RuntimeException, std::exception )
 165 {
 166     SolarMutexGuard aSolarGuard;
 167
 168     ensureIsAlive();
 169     ensureIsValidIndex( nChildIndex );
 170     return implGetColumn( nChildIndex );
 171 }
 172
 173 // XInterface -----------------------------------------------------------------
 174
 175 Any SAL_CALL AccessibleGridControlTableBase::queryInterface( const uno::Type& rType )
 176     throw ( uno::RuntimeException, std::exception )
 177 {
 178     Any aAny( GridControlAccessibleElement::queryInterface( rType ) );
 179     return aAny.hasValue() ?
 180         aAny : AccessibleGridControlTableImplHelper::queryInterface( rType );
 181 }
 182
 183 void SAL_CALL AccessibleGridControlTableBase::acquire() throw ()
 184 {
 185     GridControlAccessibleElement::acquire();
 186 }
 187
 188 void SAL_CALL AccessibleGridControlTableBase::release() throw ()
 189 {
 190     GridControlAccessibleElement::release();
 191 }
 192
 193 // XTypeProvider --------------------------------------------------------------
 194
 195 Sequence< uno::Type > SAL_CALL AccessibleGridControlTableBase::getTypes()
 196     throw ( uno::RuntimeException, std::exception )
 197 {
 198     return ::comphelper::concatSequences(
 199         GridControlAccessibleElement::getTypes(),
 200         AccessibleGridControlTableImplHelper::getTypes() );
 201 }
 202
 203 Sequence< sal_Int8 > SAL_CALL AccessibleGridControlTableBase::getImplementationId()
 204     throw ( uno::RuntimeException, std::exception )
 205 {
 206     return css::uno::Sequence<sal_Int8>();
 207 }
 208
 209 // internal helper methods ----------------------------------------------------
 210
 211 sal_Int32 AccessibleGridControlTableBase::implGetChildCount() const
 212 {
 213     return m_aTable.GetRowCount()*m_aTable.GetColumnCount();
 214 }
 215
 216 sal_Int32 AccessibleGridControlTableBase::implGetRow( sal_Int32 nChildIndex ) const
 217 {
 218     sal_Int32 nColumns = m_aTable.GetColumnCount();
 219     return nColumns ? (nChildIndex / nColumns) : 0;
 220 }
 221
 222 sal_Int32 AccessibleGridControlTableBase::implGetColumn( sal_Int32 nChildIndex ) const
 223 {
 224     sal_Int32 nColumns = m_aTable.GetColumnCount();
 225     return nColumns ? (nChildIndex % nColumns) : 0;
 226 }
 227
 228 sal_Int32 AccessibleGridControlTableBase::implGetChildIndex(
 229         sal_Int32 nRow, sal_Int32 nColumn ) const
 230 {
 231     return nRow * m_aTable.GetColumnCount() + nColumn;
 232 }
 233
 234 void AccessibleGridControlTableBase::implGetSelectedRows( Sequence< sal_Int32 >& rSeq )
 235 {
 236     sal_Int32 const selectionCount( m_aTable.GetSelectedRowCount() );
 237     rSeq.realloc( selectionCount );
 238     for ( sal_Int32 i=0; i<selectionCount; ++i )
 239         rSeq[i] = m_aTable.GetSelectedRowIndex(i);
 240 }
 241
 242 void AccessibleGridControlTableBase::ensureIsValidRow( sal_Int32 nRow )
 243     throw ( lang::IndexOutOfBoundsException )
 244 {
 245     if( nRow >= m_aTable.GetRowCount() )
 246         throw lang::IndexOutOfBoundsException(
 247             OUString( "row index is invalid" ), *this );
 248 }
 249
 250 void AccessibleGridControlTableBase::ensureIsValidColumn( sal_Int32 nColumn )
 251     throw ( lang::IndexOutOfBoundsException )
 252 {
 253     if( nColumn >= m_aTable.GetColumnCount() )
 254         throw lang::IndexOutOfBoundsException(
 255             OUString( "column index is invalid" ), *this );
 256 }
 257
 258 void AccessibleGridControlTableBase::ensureIsValidAddress(
 259         sal_Int32 nRow, sal_Int32 nColumn )
 260     throw ( lang::IndexOutOfBoundsException )
 261 {
 262     ensureIsValidRow( nRow );
 263     ensureIsValidColumn( nColumn );
 264 }
 265
 266 void AccessibleGridControlTableBase::ensureIsValidIndex( sal_Int32 nChildIndex )
 267     throw ( lang::IndexOutOfBoundsException )
 268 {
 269     if( nChildIndex >= implGetChildCount() )
 270         throw lang::IndexOutOfBoundsException(
 271             OUString( "child index is invalid" ), *this );
 272 }
 273
 274
 275
 276 } // namespace accessibility
 277
 278
 279
 280 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */