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Diffstat (limited to 'sw/source/core/access/acctable.cxx')
| -rw-r--r-- | sw/source/core/access/acctable.cxx | 1722 |
1 files changed, 1722 insertions, 0 deletions
diff --git a/sw/source/core/access/acctable.cxx b/sw/source/core/access/acctable.cxx new file mode 100644 index 0000000000..3c8beaf9a0 --- /dev/null +++ b/sw/source/core/access/acctable.cxx @@ -0,0 +1,1722 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <sal/log.hxx> + +#include <algorithm> +#include <vector> +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleTableModelChange.hpp> +#include <com/sun/star/accessibility/AccessibleTableModelChangeType.hpp> +#include <com/sun/star/lang/IndexOutOfBoundsException.hpp> +#include <o3tl/safeint.hxx> +#include <vcl/svapp.hxx> +#include <frmfmt.hxx> +#include <tabfrm.hxx> +#include <cellfrm.hxx> +#include <swtable.hxx> +#include <crsrsh.hxx> +#include <viscrs.hxx> +#include "accfrmobjslist.hxx" +#include <accmap.hxx> +#include <strings.hrc> +#include "acctable.hxx" + +#include <com/sun/star/accessibility/XAccessibleText.hpp> + +#include <editeng/brushitem.hxx> +#include <swatrset.hxx> +#include <frmatr.hxx> + +#include <cppuhelper/supportsservice.hxx> +#include <cppuhelper/typeprovider.hxx> + +using namespace ::com::sun::star; +using namespace ::com::sun::star::accessibility; +using namespace ::sw::access; + +typedef o3tl::sorted_vector< sal_Int32 > Int32Set_Impl; + +const unsigned int SELECTION_WITH_NUM = 10; + +namespace { + +class SwAccTableSelHandler_Impl +{ +public: + virtual void Unselect( sal_Int32 nRowOrCol, sal_Int32 nExt ) = 0; + +protected: + ~SwAccTableSelHandler_Impl() {} +}; + +} + +class SwAccessibleTableData_Impl +{ + SwAccessibleMap& mrAccMap; + Int32Set_Impl maRows; + Int32Set_Impl maColumns; + Point maTabFramePos; + const SwTabFrame *mpTabFrame; + bool mbIsInPagePreview; + bool mbOnlyTableColumnHeader; + + void CollectData( const SwFrame *pFrame ); + + bool FindCell( const Point& rPos, const SwFrame *pFrame , + bool bExact, const SwFrame *& rFrame ) const; + + void GetSelection( const Point& rTabPos, const SwRect& rArea, + const SwSelBoxes& rSelBoxes, const SwFrame *pFrame, + SwAccTableSelHandler_Impl& rSelHdl, + bool bColumns ) const; + + // #i77106# + bool IncludeRow( const SwFrame& rFrame ) const + { + return !mbOnlyTableColumnHeader || + mpTabFrame->IsInHeadline( rFrame ); + } +public: + // #i77106# - add third optional parameter <bOnlyTableColumnHeader>, default value <false> + SwAccessibleTableData_Impl( SwAccessibleMap& rAccMap, + const SwTabFrame *pTabFrame, + bool bIsInPagePreview, + bool bOnlyTableColumnHeader = false ); + + const Int32Set_Impl& GetRows() const { return maRows; } + const Int32Set_Impl& GetColumns() const { return maColumns; } + + inline Int32Set_Impl::const_iterator GetRowIter( sal_Int32 nRow ) const; + inline Int32Set_Impl::const_iterator GetColumnIter( sal_Int32 nCol ) const; + + /// @throws lang::IndexOutOfBoundsException + /// @throws uno::RuntimeException + const SwFrame *GetCell( sal_Int32 nRow, sal_Int32 nColumn, SwAccessibleTable *pThis ) const; + const SwFrame *GetCellAtPos( sal_Int32 nLeft, sal_Int32 nTop ) const; + inline sal_Int32 GetRowCount() const; + inline sal_Int32 GetColumnCount() const; + bool CompareExtents( const SwAccessibleTableData_Impl& r ) const; + + void GetSelection( sal_Int32 nStart, sal_Int32 nEnd, + const SwSelBoxes& rSelBoxes, + SwAccTableSelHandler_Impl& rSelHdl, + bool bColumns ) const; + + /// @throws lang::IndexOutOfBoundsException + void CheckRowAndCol( sal_Int32 nRow, sal_Int32 nCol, + SwAccessibleTable *pThis ) const; + + const Point& GetTablePos() const { return maTabFramePos; } + void SetTablePos( const Point& rPos ) { maTabFramePos = rPos; } +}; + +void SwAccessibleTableData_Impl::CollectData( const SwFrame *pFrame ) +{ + const SwAccessibleChildSList aList( *pFrame, mrAccMap ); + SwAccessibleChildSList::const_iterator aIter( aList.begin() ); + SwAccessibleChildSList::const_iterator aEndIter( aList.end() ); + while( aIter != aEndIter ) + { + const SwAccessibleChild& rLower = *aIter; + const SwFrame *pLower = rLower.GetSwFrame(); + if( pLower ) + { + if( pLower->IsRowFrame() ) + { + // #i77106# + if ( IncludeRow( *pLower ) ) + { + maRows.insert( pLower->getFrameArea().Top() - maTabFramePos.getY() ); + CollectData( pLower ); + } + } + else if( pLower->IsCellFrame() && + rLower.IsAccessible( mbIsInPagePreview ) ) + { + maColumns.insert( pLower->getFrameArea().Left() - maTabFramePos.getX() ); + } + else + { + CollectData( pLower ); + } + } + ++aIter; + } +} + +bool SwAccessibleTableData_Impl::FindCell( + const Point& rPos, const SwFrame *pFrame, bool bExact, + const SwFrame *& rRet ) const +{ + bool bFound = false; + + const SwAccessibleChildSList aList( *pFrame, mrAccMap ); + SwAccessibleChildSList::const_iterator aIter( aList.begin() ); + SwAccessibleChildSList::const_iterator aEndIter( aList.end() ); + while( !bFound && aIter != aEndIter ) + { + const SwAccessibleChild& rLower = *aIter; + const SwFrame *pLower = rLower.GetSwFrame(); + OSL_ENSURE( pLower, "child should be a frame" ); + if( pLower ) + { + if( rLower.IsAccessible( mbIsInPagePreview ) ) + { + OSL_ENSURE( pLower->IsCellFrame(), "lower is not a cell frame" ); + const SwRect& rFrame = pLower->getFrameArea(); + if( rFrame.Right() >= rPos.X() && rFrame.Bottom() >= rPos.Y() ) + { + // We have found the cell + OSL_ENSURE( rFrame.Left() <= rPos.X() && rFrame.Top() <= rPos.Y(), + "find frame moved to far!" ); + bFound = true; + if( !bExact || + (rFrame.Top() == rPos.Y() && rFrame.Left() == rPos.Y() ) ) + { + rRet = pLower; + } + } + } + else + { + // #i77106# + if ( !pLower->IsRowFrame() || + IncludeRow( *pLower ) ) + { + bFound = FindCell( rPos, pLower, bExact, rRet ); + } + } + } + ++aIter; + } + + return bFound; +} + +void SwAccessibleTableData_Impl::GetSelection( + const Point& rTabPos, + const SwRect& rArea, + const SwSelBoxes& rSelBoxes, + const SwFrame *pFrame, + SwAccTableSelHandler_Impl& rSelHdl, + bool bColumns ) const +{ + const SwAccessibleChildSList aList( *pFrame, mrAccMap ); + SwAccessibleChildSList::const_iterator aIter( aList.begin() ); + SwAccessibleChildSList::const_iterator aEndIter( aList.end() ); + while( aIter != aEndIter ) + { + const SwAccessibleChild& rLower = *aIter; + const SwFrame *pLower = rLower.GetSwFrame(); + OSL_ENSURE( pLower, "child should be a frame" ); + const SwRect& rBox = rLower.GetBox( mrAccMap ); + if( pLower && rBox.Overlaps( rArea ) ) + { + if( rLower.IsAccessible( mbIsInPagePreview ) ) + { + OSL_ENSURE( pLower->IsCellFrame(), "lower is not a cell frame" ); + const SwCellFrame *pCFrame = + static_cast < const SwCellFrame * >( pLower ); + SwTableBox *pBox = + const_cast< SwTableBox *>( pCFrame->GetTabBox() ); + if( rSelBoxes.find( pBox ) == rSelBoxes.end() ) + { + const Int32Set_Impl rRowsOrCols = + bColumns ? maColumns : maRows; + + sal_Int32 nPos = bColumns ? (rBox.Left() - rTabPos.X()) + : (rBox.Top() - rTabPos.Y()); + Int32Set_Impl::const_iterator aSttRowOrCol( + rRowsOrCols.lower_bound( nPos ) ); + sal_Int32 nRowOrCol = + static_cast< sal_Int32 >( std::distance( + rRowsOrCols.begin(), aSttRowOrCol ) ); + + nPos = bColumns ? (rBox.Right() - rTabPos.X()) + : (rBox.Bottom() - rTabPos.Y()); + Int32Set_Impl::const_iterator aEndRowOrCol( + rRowsOrCols.upper_bound( nPos ) ); + sal_Int32 nExt = + static_cast< sal_Int32 >( std::distance( + aSttRowOrCol, aEndRowOrCol ) ); + + rSelHdl.Unselect( nRowOrCol, nExt ); + } + } + else + { + // #i77106# + if ( !pLower->IsRowFrame() || + IncludeRow( *pLower ) ) + { + GetSelection( rTabPos, rArea, rSelBoxes, pLower, rSelHdl, + bColumns ); + } + } + } + ++aIter; + } +} + +const SwFrame *SwAccessibleTableData_Impl::GetCell( + sal_Int32 nRow, sal_Int32 nColumn, + SwAccessibleTable *pThis ) const +{ + CheckRowAndCol( nRow, nColumn, pThis ); + + Int32Set_Impl::const_iterator aSttCol( GetColumnIter( nColumn ) ); + Int32Set_Impl::const_iterator aSttRow( GetRowIter( nRow ) ); + const SwFrame *pCellFrame = GetCellAtPos( *aSttCol, *aSttRow ); + + return pCellFrame; +} + +void SwAccessibleTableData_Impl::GetSelection( + sal_Int32 nStart, sal_Int32 nEnd, + const SwSelBoxes& rSelBoxes, + SwAccTableSelHandler_Impl& rSelHdl, + bool bColumns ) const +{ + SwRect aArea( mpTabFrame->getFrameArea() ); + Point aPos( aArea.Pos() ); + + const Int32Set_Impl& rRowsOrColumns = bColumns ? maColumns : maRows; + if( nStart > 0 ) + { + Int32Set_Impl::const_iterator aStt( rRowsOrColumns.begin() ); + std::advance( aStt, + static_cast< Int32Set_Impl::difference_type >( nStart ) ); + if( bColumns ) + aArea.Left( *aStt + aPos.getX() ); + else + aArea.Top( *aStt + aPos.getY() ); + } + if( nEnd < static_cast< sal_Int32 >( rRowsOrColumns.size() ) ) + { + Int32Set_Impl::const_iterator aEnd( rRowsOrColumns.begin() ); + std::advance( aEnd, + static_cast< Int32Set_Impl::difference_type >( nEnd ) ); + if( bColumns ) + aArea.Right( *aEnd + aPos.getX() - 1 ); + else + aArea.Bottom( *aEnd + aPos.getY() - 1 ); + } + + GetSelection( aPos, aArea, rSelBoxes, mpTabFrame, rSelHdl, bColumns ); +} + +const SwFrame *SwAccessibleTableData_Impl::GetCellAtPos( + sal_Int32 nLeft, sal_Int32 nTop ) const +{ + Point aPos( mpTabFrame->getFrameArea().Pos() ); + aPos.Move( nLeft, nTop ); + const SwFrame *pRet = nullptr; + FindCell( aPos, mpTabFrame, false/*bExact*/, pRet ); + + return pRet; +} + +inline sal_Int32 SwAccessibleTableData_Impl::GetRowCount() const +{ + sal_Int32 count = static_cast< sal_Int32 >( maRows.size() ) ; + count = (count <=0)? 1:count; + return count; +} + +inline sal_Int32 SwAccessibleTableData_Impl::GetColumnCount() const +{ + return static_cast< sal_Int32 >( maColumns.size() ); +} + +bool SwAccessibleTableData_Impl::CompareExtents( + const SwAccessibleTableData_Impl& rCmp ) const +{ + return maRows == rCmp.maRows + && maColumns == rCmp.maColumns; +} + +SwAccessibleTableData_Impl::SwAccessibleTableData_Impl( SwAccessibleMap& rAccMap, + const SwTabFrame *pTabFrame, + bool bIsInPagePreview, + bool bOnlyTableColumnHeader ) + : mrAccMap( rAccMap ) + , maTabFramePos( pTabFrame->getFrameArea().Pos() ) + , mpTabFrame( pTabFrame ) + , mbIsInPagePreview( bIsInPagePreview ) + , mbOnlyTableColumnHeader( bOnlyTableColumnHeader ) +{ + CollectData( mpTabFrame ); +} + +inline Int32Set_Impl::const_iterator SwAccessibleTableData_Impl::GetRowIter( + sal_Int32 nRow ) const +{ + Int32Set_Impl::const_iterator aCol( GetRows().begin() ); + if( nRow > 0 ) + { + std::advance( aCol, + static_cast< Int32Set_Impl::difference_type >( nRow ) ); + } + return aCol; +} + +inline Int32Set_Impl::const_iterator SwAccessibleTableData_Impl::GetColumnIter( + sal_Int32 nColumn ) const +{ + Int32Set_Impl::const_iterator aCol = GetColumns().begin(); + if( nColumn > 0 ) + { + std::advance( aCol, + static_cast< Int32Set_Impl::difference_type >( nColumn ) ); + } + return aCol; +} + +void SwAccessibleTableData_Impl::CheckRowAndCol( + sal_Int32 nRow, sal_Int32 nCol, SwAccessibleTable *pThis ) const +{ + if( ( nRow < 0 || o3tl::make_unsigned(nRow) >= maRows.size() ) || + ( nCol < 0 || o3tl::make_unsigned(nCol) >= maColumns.size() ) ) + { + uno::Reference < XAccessibleTable > xThis( pThis ); + lang::IndexOutOfBoundsException aExcept( + "row or column index out of range", + xThis ); + throw aExcept; + } +} + +namespace { + +class SwAccSingleTableSelHandler_Impl : public SwAccTableSelHandler_Impl +{ + bool m_bSelected; + +public: + + inline SwAccSingleTableSelHandler_Impl(); + + virtual ~SwAccSingleTableSelHandler_Impl() {} + + bool IsSelected() const { return m_bSelected; } + + virtual void Unselect( sal_Int32, sal_Int32 ) override; +}; + +} + +inline SwAccSingleTableSelHandler_Impl::SwAccSingleTableSelHandler_Impl() : + m_bSelected( true ) +{ +} + +void SwAccSingleTableSelHandler_Impl::Unselect( sal_Int32, sal_Int32 ) +{ + m_bSelected = false; +} + +namespace { + +class SwAccAllTableSelHandler_Impl : public SwAccTableSelHandler_Impl + +{ + std::vector< bool > m_aSelected; + sal_Int32 m_nCount; + +public: + explicit SwAccAllTableSelHandler_Impl(sal_Int32 nSize) + : m_aSelected(nSize, true) + , m_nCount(nSize) + { + } + + uno::Sequence < sal_Int32 > GetSelSequence(); + + virtual void Unselect( sal_Int32 nRowOrCol, sal_Int32 nExt ) override; + virtual ~SwAccAllTableSelHandler_Impl(); +}; + +} + +SwAccAllTableSelHandler_Impl::~SwAccAllTableSelHandler_Impl() +{ +} + +uno::Sequence < sal_Int32 > SwAccAllTableSelHandler_Impl::GetSelSequence() +{ + OSL_ENSURE( m_nCount >= 0, "underflow" ); + uno::Sequence < sal_Int32 > aRet( m_nCount ); + sal_Int32 *pRet = aRet.getArray(); + sal_Int32 nPos = 0; + size_t nSize = m_aSelected.size(); + for( size_t i=0; i < nSize && nPos < m_nCount; i++ ) + { + if( m_aSelected[i] ) + { + *pRet++ = i; + nPos++; + } + } + + OSL_ENSURE( nPos == m_nCount, "count is wrong" ); + + return aRet; +} + +void SwAccAllTableSelHandler_Impl::Unselect( sal_Int32 nRowOrCol, + sal_Int32 nExt ) +{ + OSL_ENSURE( o3tl::make_unsigned( nRowOrCol ) < m_aSelected.size(), + "index too large" ); + OSL_ENSURE( o3tl::make_unsigned( nRowOrCol+nExt ) <= m_aSelected.size(), + "extent too large" ); + while( nExt ) + { + if( m_aSelected[static_cast< size_t >( nRowOrCol )] ) + { + m_aSelected[static_cast< size_t >( nRowOrCol )] = false; + m_nCount--; + } + nExt--; + nRowOrCol++; + } +} + +const SwSelBoxes *SwAccessibleTable::GetSelBoxes() const +{ + const SwSelBoxes *pSelBoxes = nullptr; + const SwCursorShell *pCSh = GetCursorShell(); + if( (pCSh != nullptr) && pCSh->IsTableMode() ) + { + pSelBoxes = &pCSh->GetTableCursor()->GetSelectedBoxes(); + } + + return pSelBoxes; +} + +void SwAccessibleTable::FireTableChangeEvent( + const SwAccessibleTableData_Impl& rTableData ) +{ + AccessibleTableModelChange aModelChange; + aModelChange.Type = AccessibleTableModelChangeType::UPDATE; + aModelChange.FirstRow = 0; + aModelChange.LastRow = rTableData.GetRowCount() - 1; + aModelChange.FirstColumn = 0; + aModelChange.LastColumn = rTableData.GetColumnCount() - 1; + + AccessibleEventObject aEvent; + aEvent.EventId = AccessibleEventId::TABLE_MODEL_CHANGED; + aEvent.NewValue <<= aModelChange; + + FireAccessibleEvent( aEvent ); +} + +const SwTableBox* SwAccessibleTable::GetTableBox( sal_Int64 nChildIndex ) const +{ + OSL_ENSURE( nChildIndex >= 0, "Illegal child index." ); + OSL_ENSURE( nChildIndex < const_cast<SwAccessibleTable*>(this)->getAccessibleChildCount(), "Illegal child index." ); // #i77106# + + const SwTableBox* pBox = nullptr; + + // get table box for 'our' table cell + SwAccessibleChild aCell( GetChild( *const_cast<SwAccessibleMap*>(GetMap()), nChildIndex ) ); + if( aCell.GetSwFrame() ) + { + const SwFrame* pChildFrame = aCell.GetSwFrame(); + if( (pChildFrame != nullptr) && pChildFrame->IsCellFrame() ) + { + const SwCellFrame* pCellFrame = + static_cast<const SwCellFrame*>( pChildFrame ); + pBox = pCellFrame->GetTabBox(); + } + } + + OSL_ENSURE( pBox != nullptr, "We need the table box." ); + return pBox; +} + +bool SwAccessibleTable::IsChildSelected( sal_Int64 nChildIndex ) const +{ + bool bRet = false; + const SwSelBoxes* pSelBoxes = GetSelBoxes(); + if( pSelBoxes ) + { + const SwTableBox* pBox = GetTableBox( nChildIndex ); + OSL_ENSURE( pBox != nullptr, "We need the table box." ); + bRet = pSelBoxes->find( const_cast<SwTableBox*>( pBox ) ) != pSelBoxes->end(); + } + + return bRet; +} + +sal_Int64 SwAccessibleTable::GetIndexOfSelectedChild( + sal_Int64 nSelectedChildIndex ) const +{ + // iterate over all children to n-th isAccessibleChildSelected() + sal_Int64 nChildren = const_cast<SwAccessibleTable*>(this)->getAccessibleChildCount(); // #i77106# + if( nSelectedChildIndex >= nChildren ) + return -1; + + sal_Int64 n = 0; + while( n < nChildren ) + { + if( IsChildSelected( n ) ) + { + if( 0 == nSelectedChildIndex ) + break; + else + --nSelectedChildIndex; + } + ++n; + } + + return n < nChildren ? n : -1; +} + +void SwAccessibleTable::GetStates( sal_Int64& rStateSet ) +{ + SwAccessibleContext::GetStates( rStateSet ); + //Add resizable state to table + rStateSet |= AccessibleStateType::RESIZABLE; + // MULTISELECTABLE + rStateSet |= AccessibleStateType::MULTI_SELECTABLE; + SwCursorShell* pCursorShell = GetCursorShell(); + if( pCursorShell ) + rStateSet |= AccessibleStateType::MULTI_SELECTABLE; +} + +SwAccessibleTable::SwAccessibleTable( + std::shared_ptr<SwAccessibleMap> const& pInitMap, + const SwTabFrame* pTabFrame ) : + SwAccessibleContext( pInitMap, AccessibleRole::TABLE, pTabFrame ) +{ + const SwFrameFormat* pFrameFormat = pTabFrame->GetFormat(); + if(pFrameFormat) + StartListening(const_cast<SwFrameFormat*>(pFrameFormat)->GetNotifier()); + + SetName( pFrameFormat->GetName() + "-" + OUString::number( pTabFrame->GetPhyPageNum() ) ); + + const OUString sArg1( static_cast< const SwTabFrame * >( GetFrame() )->GetFormat()->GetName() ); + const OUString sArg2( GetFormattedPageNumber() ); + + m_sDesc = GetResource( STR_ACCESS_TABLE_DESC, &sArg1, &sArg2 ); + UpdateTableData(); +} + +SwAccessibleTable::~SwAccessibleTable() +{ + SolarMutexGuard aGuard; + + mpTableData.reset(); +} + +void SwAccessibleTable::Notify(const SfxHint& rHint) +{ + const SwTabFrame* pTabFrame = static_cast<const SwTabFrame*>(GetFrame()); + if(rHint.GetId() == SfxHintId::Dying) + { + EndListeningAll(); + } + else if (rHint.GetId() == SfxHintId::SwNameChanged && pTabFrame) + { + const SwFrameFormat *pFrameFormat = pTabFrame->GetFormat(); + const OUString sOldName( GetName() ); + const OUString sNewTabName = pFrameFormat->GetName(); + + SetName( sNewTabName + "-" + OUString::number( pTabFrame->GetPhyPageNum() ) ); + + if( sOldName != GetName() ) + { + AccessibleEventObject aEvent; + aEvent.EventId = AccessibleEventId::NAME_CHANGED; + aEvent.OldValue <<= sOldName; + aEvent.NewValue <<= GetName(); + FireAccessibleEvent( aEvent ); + } + + const OUString sOldDesc( m_sDesc ); + const OUString sArg2( GetFormattedPageNumber() ); + + m_sDesc = GetResource( STR_ACCESS_TABLE_DESC, &sNewTabName, &sArg2 ); + if( m_sDesc != sOldDesc ) + { + AccessibleEventObject aEvent; + aEvent.EventId = AccessibleEventId::DESCRIPTION_CHANGED; + aEvent.OldValue <<= sOldDesc; + aEvent.NewValue <<= m_sDesc; + FireAccessibleEvent( aEvent ); + } + } +} + +uno::Any SwAccessibleTable::queryInterface( const uno::Type& rType ) +{ + uno::Any aRet; + if ( rType == cppu::UnoType<XAccessibleTable>::get() ) + { + uno::Reference<XAccessibleTable> xThis( this ); + aRet <<= xThis; + } + else if ( rType == cppu::UnoType<XAccessibleSelection>::get() ) + { + uno::Reference<XAccessibleSelection> xSelection( this ); + aRet <<= xSelection; + } + else if ( rType == cppu::UnoType<XAccessibleTableSelection>::get() ) + { + uno::Reference<XAccessibleTableSelection> xTableExtent( this ); + aRet <<= xTableExtent; + } + else + { + aRet = SwAccessibleContext::queryInterface(rType); + } + + return aRet; +} + +// XTypeProvider +uno::Sequence< uno::Type > SAL_CALL SwAccessibleTable::getTypes() +{ + return cppu::OTypeCollection( + cppu::UnoType<XAccessibleSelection>::get(), + cppu::UnoType<XAccessibleTable>::get(), + SwAccessibleContext::getTypes() ).getTypes(); +} + +uno::Sequence< sal_Int8 > SAL_CALL SwAccessibleTable::getImplementationId() +{ + return css::uno::Sequence<sal_Int8>(); +} + +// #i77106# +std::unique_ptr<SwAccessibleTableData_Impl> SwAccessibleTable::CreateNewTableData() +{ + const SwTabFrame* pTabFrame = static_cast<const SwTabFrame*>( GetFrame() ); + return std::unique_ptr<SwAccessibleTableData_Impl>(new SwAccessibleTableData_Impl( *GetMap(), pTabFrame, IsInPagePreview() )); +} + +void SwAccessibleTable::UpdateTableData() +{ + // #i77106# - usage of new method <CreateNewTableData()> + mpTableData = CreateNewTableData(); +} + +void SwAccessibleTable::ClearTableData() +{ + mpTableData.reset(); +} + +OUString SAL_CALL SwAccessibleTable::getAccessibleDescription() +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + return m_sDesc; +} + +sal_Int32 SAL_CALL SwAccessibleTable::getAccessibleRowCount() +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + return GetTableData().GetRowCount(); +} + +sal_Int32 SAL_CALL SwAccessibleTable::getAccessibleColumnCount( ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + return GetTableData().GetColumnCount(); +} + +OUString SAL_CALL SwAccessibleTable::getAccessibleRowDescription( + sal_Int32 nRow ) +{ + // #i87532# - determine table cell in <nRow>th row and + // in first column of row header table and return its text content. + OUString sRowDesc; + + GetTableData().CheckRowAndCol(nRow, 0, this); + + uno::Reference< XAccessibleTable > xTableRowHeader = getAccessibleRowHeaders(); + if ( xTableRowHeader.is() ) + { + uno::Reference< XAccessible > xRowHeaderCell = + xTableRowHeader->getAccessibleCellAt( nRow, 0 ); + OSL_ENSURE( xRowHeaderCell.is(), + "<SwAccessibleTable::getAccessibleRowDescription(..)> - missing row header cell -> serious issue." ); + uno::Reference< XAccessibleContext > xRowHeaderCellContext = + xRowHeaderCell->getAccessibleContext(); + const sal_Int64 nCellChildCount( xRowHeaderCellContext->getAccessibleChildCount() ); + for ( sal_Int64 nChildIndex = 0; nChildIndex < nCellChildCount; ++nChildIndex ) + { + uno::Reference< XAccessible > xChild = xRowHeaderCellContext->getAccessibleChild( nChildIndex ); + uno::Reference< XAccessibleText > xChildText( xChild, uno::UNO_QUERY ); + if ( xChildText.is() ) + { + sRowDesc += xChildText->getText(); + } + } + } + + return sRowDesc; +} + +OUString SAL_CALL SwAccessibleTable::getAccessibleColumnDescription( + sal_Int32 nColumn ) +{ + // #i87532# - determine table cell in first row and + // in <nColumn>th column of column header table and return its text content. + OUString sColumnDesc; + + GetTableData().CheckRowAndCol(0, nColumn, this); + + uno::Reference< XAccessibleTable > xTableColumnHeader = getAccessibleColumnHeaders(); + if ( xTableColumnHeader.is() ) + { + uno::Reference< XAccessible > xColumnHeaderCell = + xTableColumnHeader->getAccessibleCellAt( 0, nColumn ); + OSL_ENSURE( xColumnHeaderCell.is(), + "<SwAccessibleTable::getAccessibleColumnDescription(..)> - missing column header cell -> serious issue." ); + uno::Reference< XAccessibleContext > xColumnHeaderCellContext = + xColumnHeaderCell->getAccessibleContext(); + const sal_Int64 nCellChildCount( xColumnHeaderCellContext->getAccessibleChildCount() ); + for ( sal_Int64 nChildIndex = 0; nChildIndex < nCellChildCount; ++nChildIndex ) + { + uno::Reference< XAccessible > xChild = xColumnHeaderCellContext->getAccessibleChild( nChildIndex ); + uno::Reference< XAccessibleText > xChildText( xChild, uno::UNO_QUERY ); + if ( xChildText.is() ) + { + sColumnDesc += xChildText->getText(); + } + } + } + + return sColumnDesc; +} + +sal_Int32 SAL_CALL SwAccessibleTable::getAccessibleRowExtentAt( + sal_Int32 nRow, sal_Int32 nColumn ) +{ + sal_Int32 nExtend = -1; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + UpdateTableData(); + GetTableData().CheckRowAndCol( nRow, nColumn, this ); + + Int32Set_Impl::const_iterator aSttCol( + GetTableData().GetColumnIter( nColumn ) ); + Int32Set_Impl::const_iterator aSttRow( + GetTableData().GetRowIter( nRow ) ); + const SwFrame *pCellFrame = GetTableData().GetCellAtPos( *aSttCol, *aSttRow ); + if( pCellFrame ) + { + sal_Int32 nBottom = pCellFrame->getFrameArea().Bottom(); + nBottom -= GetFrame()->getFrameArea().Top(); + Int32Set_Impl::const_iterator aEndRow( + GetTableData().GetRows().upper_bound( nBottom ) ); + nExtend = + static_cast< sal_Int32 >( std::distance( aSttRow, aEndRow ) ); + } + + return nExtend; +} + +sal_Int32 SAL_CALL SwAccessibleTable::getAccessibleColumnExtentAt( + sal_Int32 nRow, sal_Int32 nColumn ) +{ + sal_Int32 nExtend = -1; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + UpdateTableData(); + + GetTableData().CheckRowAndCol( nRow, nColumn, this ); + + Int32Set_Impl::const_iterator aSttCol( + GetTableData().GetColumnIter( nColumn ) ); + Int32Set_Impl::const_iterator aSttRow( + GetTableData().GetRowIter( nRow ) ); + const SwFrame *pCellFrame = GetTableData().GetCellAtPos( *aSttCol, *aSttRow ); + if( pCellFrame ) + { + sal_Int32 nRight = pCellFrame->getFrameArea().Right(); + nRight -= GetFrame()->getFrameArea().Left(); + Int32Set_Impl::const_iterator aEndCol( + GetTableData().GetColumns().upper_bound( nRight ) ); + nExtend = + static_cast< sal_Int32 >( std::distance( aSttCol, aEndCol ) ); + } + + return nExtend; +} + +uno::Reference< XAccessibleTable > SAL_CALL + SwAccessibleTable::getAccessibleRowHeaders( ) +{ + // Row headers aren't supported + return uno::Reference< XAccessibleTable >(); +} + +uno::Reference< XAccessibleTable > SAL_CALL + SwAccessibleTable::getAccessibleColumnHeaders( ) +{ + SolarMutexGuard aGuard; + + // #i87532# - assure that return accessible object is empty, + // if no column header exists. + rtl::Reference<SwAccessibleTableColHeaders> pTableColHeaders = + new SwAccessibleTableColHeaders(GetMap()->shared_from_this(), + static_cast<const SwTabFrame *>(GetFrame())); + if ( pTableColHeaders->getAccessibleChildCount() <= 0 ) + { + return uno::Reference< XAccessibleTable >(); + } + + return pTableColHeaders; +} + +uno::Sequence< sal_Int32 > SAL_CALL SwAccessibleTable::getSelectedAccessibleRows() +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + const SwSelBoxes *pSelBoxes = GetSelBoxes(); + if( pSelBoxes ) + { + sal_Int32 nRows = GetTableData().GetRowCount(); + SwAccAllTableSelHandler_Impl aSelRows( nRows ); + + GetTableData().GetSelection( 0, nRows, *pSelBoxes, aSelRows, + false ); + + return aSelRows.GetSelSequence(); + } + else + { + return uno::Sequence< sal_Int32 >( 0 ); + } +} + +uno::Sequence< sal_Int32 > SAL_CALL SwAccessibleTable::getSelectedAccessibleColumns() +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + const SwSelBoxes *pSelBoxes = GetSelBoxes(); + if( pSelBoxes ) + { + sal_Int32 nCols = GetTableData().GetColumnCount(); + SwAccAllTableSelHandler_Impl aSelCols( nCols ); + + GetTableData().GetSelection( 0, nCols, *pSelBoxes, aSelCols, true ); + + return aSelCols.GetSelSequence(); + } + else + { + return uno::Sequence< sal_Int32 >( 0 ); + } +} + +sal_Bool SAL_CALL SwAccessibleTable::isAccessibleRowSelected( sal_Int32 nRow ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + GetTableData().CheckRowAndCol( nRow, 0, this ); + + bool bRet; + const SwSelBoxes *pSelBoxes = GetSelBoxes(); + if( pSelBoxes ) + { + SwAccSingleTableSelHandler_Impl aSelRow; + GetTableData().GetSelection( nRow, nRow+1, *pSelBoxes, aSelRow, + false ); + bRet = aSelRow.IsSelected(); + } + else + { + bRet = false; + } + + return bRet; +} + +sal_Bool SAL_CALL SwAccessibleTable::isAccessibleColumnSelected( + sal_Int32 nColumn ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + GetTableData().CheckRowAndCol( 0, nColumn, this ); + + bool bRet; + const SwSelBoxes *pSelBoxes = GetSelBoxes(); + if( pSelBoxes ) + { + SwAccSingleTableSelHandler_Impl aSelCol; + + GetTableData().GetSelection( nColumn, nColumn+1, *pSelBoxes, aSelCol, + true ); + bRet = aSelCol.IsSelected(); + } + else + { + bRet = false; + } + + return bRet; +} + +uno::Reference< XAccessible > SAL_CALL SwAccessibleTable::getAccessibleCellAt( + sal_Int32 nRow, sal_Int32 nColumn ) +{ + uno::Reference< XAccessible > xRet; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + const SwFrame *pCellFrame = + GetTableData().GetCell( nRow, nColumn, this ); + if( pCellFrame ) + xRet = GetMap()->GetContext( pCellFrame ); + + return xRet; +} + +uno::Reference< XAccessible > SAL_CALL SwAccessibleTable::getAccessibleCaption() +{ + // captions aren't supported + return uno::Reference< XAccessible >(); +} + +uno::Reference< XAccessible > SAL_CALL SwAccessibleTable::getAccessibleSummary() +{ + // summaries aren't supported + return uno::Reference< XAccessible >(); +} + +sal_Bool SAL_CALL SwAccessibleTable::isAccessibleSelected( + sal_Int32 nRow, sal_Int32 nColumn ) +{ + bool bRet = false; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + const SwFrame *pFrame = + GetTableData().GetCell( nRow, nColumn, this ); + if( pFrame && pFrame->IsCellFrame() ) + { + const SwSelBoxes *pSelBoxes = GetSelBoxes(); + if( pSelBoxes ) + { + const SwCellFrame *pCFrame = static_cast < const SwCellFrame * >( pFrame ); + SwTableBox *pBox = + const_cast< SwTableBox *>( pCFrame->GetTabBox() ); + bRet = pSelBoxes->find( pBox ) != pSelBoxes->end(); + } + } + + return bRet; +} + +sal_Int64 SAL_CALL SwAccessibleTable::getAccessibleIndex( + sal_Int32 nRow, sal_Int32 nColumn ) +{ + sal_Int32 nRet = -1; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + SwAccessibleChild aCell( GetTableData().GetCell( nRow, nColumn, this )); + if ( aCell.IsValid() ) + { + nRet = GetChildIndex( *(GetMap()), aCell ); + } + + return nRet; +} + +sal_Int32 SAL_CALL SwAccessibleTable::getAccessibleRow( sal_Int64 nChildIndex ) +{ + sal_Int32 nRet = -1; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + // #i77106# + if ( ( nChildIndex < 0 ) || + ( nChildIndex >= getAccessibleChildCount() ) ) + { + throw lang::IndexOutOfBoundsException(); + } + + SwAccessibleChild aCell( GetChild( *(GetMap()), nChildIndex ) ); + if ( aCell.GetSwFrame() ) + { + sal_Int32 nTop = aCell.GetSwFrame()->getFrameArea().Top(); + nTop -= GetFrame()->getFrameArea().Top(); + Int32Set_Impl::const_iterator aRow( + GetTableData().GetRows().lower_bound( nTop ) ); + nRet = static_cast< sal_Int32 >( std::distance( + GetTableData().GetRows().begin(), aRow ) ); + } + else + { + OSL_ENSURE( !aCell.IsValid(), "SwAccessibleTable::getAccessibleColumn:" + "aCell not expected to be valid."); + + throw lang::IndexOutOfBoundsException(); + } + + return nRet; +} + +sal_Int32 SAL_CALL SwAccessibleTable::getAccessibleColumn( + sal_Int64 nChildIndex ) +{ + sal_Int32 nRet = -1; + + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + // #i77106# + if ( ( nChildIndex < 0 ) || + ( nChildIndex >= getAccessibleChildCount() ) ) + { + throw lang::IndexOutOfBoundsException(); + } + + SwAccessibleChild aCell( GetChild( *(GetMap()), nChildIndex ) ); + if ( aCell.GetSwFrame() ) + { + sal_Int32 nLeft = aCell.GetSwFrame()->getFrameArea().Left(); + nLeft -= GetFrame()->getFrameArea().Left(); + Int32Set_Impl::const_iterator aCol( + GetTableData().GetColumns().lower_bound( nLeft ) ); + nRet = static_cast< sal_Int32 >( std::distance( + GetTableData().GetColumns().begin(), aCol ) ); + } + else + { + OSL_ENSURE( !aCell.IsValid(), "SwAccessibleTable::getAccessibleColumn:" + "aCell not expected to be valid."); + + throw lang::IndexOutOfBoundsException(); + } + + return nRet; +} + +OUString SAL_CALL SwAccessibleTable::getImplementationName() +{ + return "com.sun.star.comp.Writer.SwAccessibleTableView"; +} + +sal_Bool SAL_CALL SwAccessibleTable::supportsService( + const OUString& sTestServiceName) +{ + return cppu::supportsService(this, sTestServiceName); +} + +uno::Sequence< OUString > SAL_CALL SwAccessibleTable::getSupportedServiceNames() +{ + return { "com.sun.star.table.AccessibleTableView", sAccessibleServiceName }; +} + +void SwAccessibleTable::InvalidatePosOrSize( const SwRect& rOldBox ) +{ + SolarMutexGuard aGuard; + + //need to update children + std::unique_ptr<SwAccessibleTableData_Impl> pNewTableData = CreateNewTableData(); + if( !pNewTableData->CompareExtents( GetTableData() ) ) + { + mpTableData = std::move(pNewTableData); + FireTableChangeEvent(*mpTableData); + } + if( HasTableData() ) + GetTableData().SetTablePos( GetFrame()->getFrameArea().Pos() ); + + SwAccessibleContext::InvalidatePosOrSize( rOldBox ); +} + +void SwAccessibleTable::Dispose(bool bRecursive, bool bCanSkipInvisible) +{ + SolarMutexGuard aGuard; + EndListeningAll(); + SwAccessibleContext::Dispose(bRecursive, bCanSkipInvisible); +} + +void SwAccessibleTable::DisposeChild( const SwAccessibleChild& rChildFrameOrObj, + bool bRecursive, bool bCanSkipInvisible ) +{ + SolarMutexGuard aGuard; + + const SwFrame *pFrame = rChildFrameOrObj.GetSwFrame(); + OSL_ENSURE( pFrame, "frame expected" ); + if( HasTableData() ) + { + FireTableChangeEvent( GetTableData() ); + ClearTableData(); + } + + // There are two reason why this method has been called. The first one + // is there is no context for pFrame. The method is then called by + // the map, and we have to call our superclass. + // The other situation is that we have been call by a call to get notified + // about its change. We then must not call the superclass + uno::Reference< XAccessible > xAcc( GetMap()->GetContext( pFrame, false ) ); + if( !xAcc.is() ) + SwAccessibleContext::DisposeChild( rChildFrameOrObj, bRecursive, bCanSkipInvisible ); +} + +void SwAccessibleTable::InvalidateChildPosOrSize( const SwAccessibleChild& rChildFrameOrObj, + const SwRect& rOldBox ) +{ + SolarMutexGuard aGuard; + + if( HasTableData() ) + { + SAL_WARN_IF( HasTableData() && + GetFrame()->getFrameArea().Pos() != GetTableData().GetTablePos(), + "sw.a11y", "table has invalid position" ); + if( HasTableData() ) + { + std::unique_ptr<SwAccessibleTableData_Impl> pNewTableData = CreateNewTableData(); // #i77106# + if( !pNewTableData->CompareExtents( GetTableData() ) ) + { + if (pNewTableData->GetRowCount() != mpTableData->GetRowCount() + && 1 < GetTableData().GetRowCount()) + { + Int32Set_Impl::const_iterator aSttCol( GetTableData().GetColumnIter( 0 ) ); + Int32Set_Impl::const_iterator aSttRow( GetTableData().GetRowIter( 1 ) ); + const SwFrame *pCellFrame = GetTableData().GetCellAtPos( *aSttCol, *aSttRow ); + Int32Set_Impl::const_iterator aSttCol2( pNewTableData->GetColumnIter( 0 ) ); + Int32Set_Impl::const_iterator aSttRow2( pNewTableData->GetRowIter( 0 ) ); + const SwFrame *pCellFrame2 = pNewTableData->GetCellAtPos( *aSttCol2, *aSttRow2 ); + + if(pCellFrame == pCellFrame2) + { + AccessibleTableModelChange aModelChange; + aModelChange.Type = AccessibleTableModelChangeType::UPDATE; + aModelChange.FirstRow = 0; + aModelChange.LastRow = mpTableData->GetRowCount() - 1; + aModelChange.FirstColumn = 0; + aModelChange.LastColumn = mpTableData->GetColumnCount() - 1; + + AccessibleEventObject aEvent; + aEvent.EventId = AccessibleEventId::TABLE_COLUMN_HEADER_CHANGED; + aEvent.NewValue <<= aModelChange; + + FireAccessibleEvent( aEvent ); + } + } + else + FireTableChangeEvent( GetTableData() ); + ClearTableData(); + mpTableData = std::move(pNewTableData); + } + } + } + + // #i013961# - always call super class method + SwAccessibleContext::InvalidateChildPosOrSize( rChildFrameOrObj, rOldBox ); +} + +// XAccessibleSelection + +void SAL_CALL SwAccessibleTable::selectAccessibleChild( + sal_Int64 nChildIndex ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + if( (nChildIndex < 0) || (nChildIndex >= getAccessibleChildCount()) ) // #i77106# + throw lang::IndexOutOfBoundsException(); + + // preliminaries: get 'our' table box, and get the cursor shell + const SwTableBox* pBox = GetTableBox( nChildIndex ); + OSL_ENSURE( pBox != nullptr, "We need the table box." ); + + SwCursorShell* pCursorShell = GetCursorShell(); + if( pCursorShell == nullptr ) + return; + + // assure, that child, identified by the given index, isn't already selected. + if ( IsChildSelected( nChildIndex ) ) + { + return; + } + + // now we can start to do the work: check whether we already have + // a table selection (in 'our' table). If so, extend the + // selection, else select the current cell. + + // if we have a selection in a table, check if it's in the + // same table that we're trying to select in + const SwTableNode* pSelectedTable = pCursorShell->IsCursorInTable(); + if( pSelectedTable != nullptr ) + { + // get top-most table line + const SwTableLine* pUpper = pBox->GetUpper(); + while( pUpper->GetUpper() != nullptr ) + pUpper = pUpper->GetUpper()->GetUpper(); + sal_uInt16 nPos = + pSelectedTable->GetTable().GetTabLines().GetPos( pUpper ); + if( nPos == USHRT_MAX ) + pSelectedTable = nullptr; + } + + // create the new selection + const SwStartNode* pStartNode = pBox->GetSttNd(); + if( pSelectedTable == nullptr || !pCursorShell->GetTableCrs() ) + { + pCursorShell->StartAction(); + // Set cursor into current cell. This deletes any table cursor. + SwPaM aPaM( *pStartNode ); + aPaM.Move( fnMoveForward, GoInNode ); + Select( aPaM ); + // Move cursor to the end of the table creating a selection and a table + // cursor. + pCursorShell->SetMark(); + pCursorShell->MoveTable( GotoCurrTable, fnTableEnd ); + // now set the cursor into the cell again. + SwPaM *pPaM = pCursorShell->GetTableCrs() ? pCursorShell->GetTableCrs() + : pCursorShell->GetCursor(); + *pPaM->GetPoint() = *pPaM->GetMark(); + pCursorShell->EndAction(); + // we now have one cell selected! + } + else + { + // if the cursor is already in this table, + // expand the current selection (i.e., set + // point to new position; keep mark) + SwPaM aPaM( *pStartNode ); + aPaM.Move( fnMoveForward, GoInNode ); + aPaM.SetMark(); + const SwPaM *pPaM = pCursorShell->GetTableCrs() ? pCursorShell->GetTableCrs() + : pCursorShell->GetCursor(); + *(aPaM.GetMark()) = *pPaM->GetMark(); + Select( aPaM ); + + } +} + +sal_Bool SAL_CALL SwAccessibleTable::isAccessibleChildSelected( + sal_Int64 nChildIndex ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + if( (nChildIndex < 0) || (nChildIndex >= getAccessibleChildCount()) ) // #i77106# + throw lang::IndexOutOfBoundsException(); + + return IsChildSelected( nChildIndex ); +} + +void SAL_CALL SwAccessibleTable::clearAccessibleSelection( ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + SwCursorShell* pCursorShell = GetCursorShell(); + if( pCursorShell != nullptr ) + { + pCursorShell->StartAction(); + pCursorShell->ClearMark(); + pCursorShell->EndAction(); + } +} + +void SAL_CALL SwAccessibleTable::selectAllAccessibleChildren( ) +{ + // first clear selection, then select first and last child + clearAccessibleSelection(); + selectAccessibleChild( 0 ); + selectAccessibleChild( getAccessibleChildCount()-1 ); // #i77106# +} + +sal_Int64 SAL_CALL SwAccessibleTable::getSelectedAccessibleChildCount( ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + // iterate over all children and count isAccessibleChildSelected() + sal_Int64 nCount = 0; + + sal_Int64 nChildren = getAccessibleChildCount(); // #i71106# + for( sal_Int64 n = 0; n < nChildren; n++ ) + if( IsChildSelected( n ) ) + nCount++; + + return nCount; +} + +uno::Reference<XAccessible> SAL_CALL SwAccessibleTable::getSelectedAccessibleChild( + sal_Int64 nSelectedChildIndex ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + // parameter checking (part 1): index lower 0 + if( nSelectedChildIndex < 0 ) + throw lang::IndexOutOfBoundsException(); + + sal_Int64 nChildIndex = GetIndexOfSelectedChild( nSelectedChildIndex ); + + // parameter checking (part 2): index higher than selected children? + if( nChildIndex < 0 ) + throw lang::IndexOutOfBoundsException(); + + // #i77106# + if ( nChildIndex >= getAccessibleChildCount() ) + { + throw lang::IndexOutOfBoundsException(); + } + + return getAccessibleChild( nChildIndex ); +} + +// index has to be treated as global child index. +void SAL_CALL SwAccessibleTable::deselectAccessibleChild( + sal_Int64 nChildIndex ) +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + SwCursorShell* pCursorShell = GetCursorShell(); + + // index has to be treated as global child index + if ( !pCursorShell ) + throw lang::IndexOutOfBoundsException(); + + // assure, that given child index is in bounds. + if ( nChildIndex < 0 || nChildIndex >= getAccessibleChildCount() ) // #i77106# + throw lang::IndexOutOfBoundsException(); + + // assure, that child, identified by the given index, is selected. + if ( !IsChildSelected( nChildIndex ) ) + return; + + const SwTableBox* pBox = GetTableBox( nChildIndex ); + OSL_ENSURE( pBox != nullptr, "We need the table box." ); + + // If we unselect point, then set cursor to mark. If we clear another + // selected box, then set cursor to point. + // reduce selection to mark. + SwPaM *pPaM = pCursorShell->GetTableCrs() ? pCursorShell->GetTableCrs() + : pCursorShell->GetCursor(); + bool bDeselectPoint = + pBox->GetSttNd() == + pPaM->GetPoint()->GetNode().FindTableBoxStartNode(); + + SwPaM aPaM( bDeselectPoint ? *pPaM->GetMark() : *pPaM->GetPoint() ); + + pCursorShell->StartAction(); + + // Set cursor into either point or mark + Select( aPaM ); + // Move cursor to the end of the table creating a selection and a table + // cursor. + pCursorShell->SetMark(); + pCursorShell->MoveTable( GotoCurrTable, fnTableEnd ); + // now set the cursor into the cell again. + pPaM = pCursorShell->GetTableCrs() ? pCursorShell->GetTableCrs() + : pCursorShell->GetCursor(); + *pPaM->GetPoint() = *pPaM->GetMark(); + pCursorShell->EndAction(); +} + +sal_Int32 SAL_CALL SwAccessibleTable::getBackground() +{ + const SvxBrushItem &rBack = GetFrame()->GetAttrSet()->GetBackground(); + Color crBack = rBack.GetColor(); + + if (COL_AUTO == crBack) + { + uno::Reference<XAccessible> xAccDoc = getAccessibleParent(); + if (xAccDoc.is()) + { + uno::Reference<XAccessibleComponent> xComponentDoc(xAccDoc,uno::UNO_QUERY); + if (xComponentDoc.is()) + { + crBack = Color(ColorTransparency, xComponentDoc->getBackground()); + } + } + } + return sal_Int32(crBack); +} + +void SwAccessibleTable::FireSelectionEvent( ) +{ + AccessibleEventObject aEvent; + + aEvent.EventId = AccessibleEventId::SELECTION_CHANGED_REMOVE; + + for (const unotools::WeakReference<SwAccessibleContext>& rxCell : m_vecCellRemove) + { + // fdo#57197: check if the object is still alive + rtl::Reference<SwAccessibleContext> const pAccCell(rxCell); + if (pAccCell) + pAccCell->FireAccessibleEvent(aEvent); + } + + if (m_vecCellAdd.size() <= SELECTION_WITH_NUM) + { + aEvent.EventId = AccessibleEventId::SELECTION_CHANGED_ADD; + for (const unotools::WeakReference<SwAccessibleContext>& rxCell : m_vecCellAdd) + { + // fdo#57197: check if the object is still alive + rtl::Reference<SwAccessibleContext> const pAccCell(rxCell); + if (pAccCell) + pAccCell->FireAccessibleEvent(aEvent); + } + return ; + } + else + { + aEvent.EventId = AccessibleEventId::SELECTION_CHANGED_WITHIN; + FireAccessibleEvent(aEvent); + } +} + +void SwAccessibleTable::AddSelectionCell( + SwAccessibleContext *const pAccCell, bool const bAddOrRemove) +{ + if (bAddOrRemove) + { + m_vecCellAdd.emplace_back(pAccCell); + } + else + { + m_vecCellRemove.emplace_back(pAccCell); + } +} + +// XAccessibleTableSelection +sal_Bool SAL_CALL SwAccessibleTable::selectRow( sal_Int32 row ) +{ + SolarMutexGuard g; + + if( isAccessibleRowSelected( row ) ) + return true; + + tools::Long lColumnCount = getAccessibleColumnCount(); + for(tools::Long lCol = 0; lCol < lColumnCount; lCol ++) + { + sal_Int64 nChildIndex = getAccessibleIndex(row, lCol); + selectAccessibleChild(nChildIndex); + } + + return true; +} +sal_Bool SAL_CALL SwAccessibleTable::selectColumn( sal_Int32 column ) +{ + SolarMutexGuard g; + + if( isAccessibleColumnSelected( column ) ) + return true; + + sal_Int32 lRowCount = getAccessibleRowCount(); + + for(sal_Int32 lRow = 0; lRow < lRowCount; lRow ++) + { + sal_Int64 nChildIndex = getAccessibleIndex(lRow, column); + selectAccessibleChild(nChildIndex); + } + return true; +} + +sal_Bool SAL_CALL SwAccessibleTable::unselectRow( sal_Int32 row ) +{ + SolarMutexGuard g; + + if( isAccessibleSelected( row , 0 ) && isAccessibleSelected( row , getAccessibleColumnCount()-1 ) ) + { + SwCursorShell* pCursorShell = GetCursorShell(); + if( pCursorShell != nullptr ) + { + pCursorShell->StartAction(); + pCursorShell->ClearMark(); + pCursorShell->EndAction(); + return true; + } + } + return true; +} + +sal_Bool SAL_CALL SwAccessibleTable::unselectColumn( sal_Int32 column ) +{ + SolarMutexGuard g; + + if( isAccessibleSelected( 0 , column ) && isAccessibleSelected( getAccessibleRowCount()-1,column)) + { + SwCursorShell* pCursorShell = GetCursorShell(); + if( pCursorShell != nullptr ) + { + pCursorShell->StartAction(); + pCursorShell->ClearMark(); + pCursorShell->EndAction(); + return true; + } + } + return true; +} + +// #i77106# - implementation of class <SwAccessibleTableColHeaders> +SwAccessibleTableColHeaders::SwAccessibleTableColHeaders( + std::shared_ptr<SwAccessibleMap> const& pMap, + const SwTabFrame *const pTabFrame) + : SwAccessibleTable(pMap, pTabFrame) +{ + SolarMutexGuard aGuard; + + const SwFrameFormat* pFrameFormat = pTabFrame->GetFormat(); + if(pFrameFormat) + StartListening(const_cast<SwFrameFormat*>(pFrameFormat)->GetNotifier()); + const OUString aName = pFrameFormat->GetName() + "-ColumnHeaders"; + + SetName( aName + "-" + OUString::number( pTabFrame->GetPhyPageNum() ) ); + + const OUString sArg2( GetFormattedPageNumber() ); + + SetDesc( GetResource( STR_ACCESS_TABLE_DESC, &aName, &sArg2 ) ); + + NotRegisteredAtAccessibleMap(); // #i85634# +} + +std::unique_ptr<SwAccessibleTableData_Impl> SwAccessibleTableColHeaders::CreateNewTableData() +{ + const SwTabFrame* pTabFrame = static_cast<const SwTabFrame*>( GetFrame() ); + return std::unique_ptr<SwAccessibleTableData_Impl>(new SwAccessibleTableData_Impl( *(GetMap()), pTabFrame, IsInPagePreview(), true )); +} + +void SwAccessibleTableColHeaders::Notify(const SfxHint& ) +{ +} + +// XInterface +uno::Any SAL_CALL SwAccessibleTableColHeaders::queryInterface( const uno::Type& aType ) +{ + return SwAccessibleTable::queryInterface( aType ); +} + +// XAccessibleContext +sal_Int64 SAL_CALL SwAccessibleTableColHeaders::getAccessibleChildCount() +{ + SolarMutexGuard aGuard; + + ThrowIfDisposed(); + + sal_Int32 nCount = 0; + + const SwTabFrame* pTabFrame = static_cast<const SwTabFrame*>( GetFrame() ); + const SwAccessibleChildSList aVisList( GetVisArea(), *pTabFrame, *(GetMap()) ); + SwAccessibleChildSList::const_iterator aIter( aVisList.begin() ); + while( aIter != aVisList.end() ) + { + const SwAccessibleChild& rLower = *aIter; + if( rLower.IsAccessible( IsInPagePreview() ) ) + { + nCount++; + } + else if( rLower.GetSwFrame() ) + { + // There are no unaccessible SdrObjects that count + if ( !rLower.GetSwFrame()->IsRowFrame() || + pTabFrame->IsInHeadline( *(rLower.GetSwFrame()) ) ) + { + nCount += SwAccessibleFrame::GetChildCount( *(GetMap()), + GetVisArea(), + rLower.GetSwFrame(), + IsInPagePreview() ); + } + } + ++aIter; + } + + return nCount; +} + +uno::Reference< XAccessible> SAL_CALL + SwAccessibleTableColHeaders::getAccessibleChild (sal_Int64 nIndex) +{ + if ( nIndex < 0 || nIndex >= getAccessibleChildCount() ) + { + throw lang::IndexOutOfBoundsException(); + } + + return SwAccessibleTable::getAccessibleChild( nIndex ); +} + +// XAccessibleTable +uno::Reference< XAccessibleTable > + SAL_CALL SwAccessibleTableColHeaders::getAccessibleRowHeaders() +{ + return uno::Reference< XAccessibleTable >(); +} + +uno::Reference< XAccessibleTable > + SAL_CALL SwAccessibleTableColHeaders::getAccessibleColumnHeaders() +{ + return uno::Reference< XAccessibleTable >(); +} + +// XServiceInfo + +OUString SAL_CALL SwAccessibleTableColHeaders::getImplementationName() +{ + static constexpr OUStringLiteral sImplName + = u"com.sun.star.comp.Writer.SwAccessibleTableColumnHeadersView"; + return sImplName; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |