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| -rw-r--r-- | svx/source/table/accessibletableshape.cxx | 1324 |
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diff --git a/svx/source/table/accessibletableshape.cxx b/svx/source/table/accessibletableshape.cxx new file mode 100644 index 000000000..540ae3116 --- /dev/null +++ b/svx/source/table/accessibletableshape.cxx @@ -0,0 +1,1324 @@ +/* -*- 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 <com/sun/star/table/XMergeableCell.hpp> +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <com/sun/star/accessibility/AccessibleRole.hpp> +#include <com/sun/star/drawing/XShape.hpp> +#include <com/sun/star/lang/IndexOutOfBoundsException.hpp> + +#include <tools/diagnose_ex.h> +#include <vcl/svapp.hxx> + +#include <AccessibleTableShape.hxx> +#include <svx/sdr/table/tablecontroller.hxx> +#include "accessiblecell.hxx" +#include <cell.hxx> + +#include <algorithm> +#include <unordered_map> + +#include <cppuhelper/implbase.hxx> +#include <svx/svdotable.hxx> +#include <com/sun/star/view/XSelectionSupplier.hpp> + + +using namespace ::accessibility; +using namespace sdr::table; +using namespace ::com::sun::star::accessibility; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::beans; +using namespace ::com::sun::star::util; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::drawing; +using namespace ::com::sun::star::table; +using namespace ::com::sun::star::container; + +namespace accessibility +{ + +typedef std::unordered_map< Reference< XCell >, rtl::Reference< AccessibleCell > > AccessibleCellMap; + +class AccessibleTableShapeImpl : public cppu::WeakImplHelper< XModifyListener > +{ +public: + explicit AccessibleTableShapeImpl( AccessibleShapeTreeInfo& rShapeTreeInfo ); + + void init( const Reference< XAccessible>& xAccessible, const Reference< XTable >& xTable ); + void dispose(); + + /// @throws IndexOutOfBoundsException + /// @throws RuntimeException + Reference< XAccessible > getAccessibleChild(sal_Int32 i); + /// @throws IndexOutOfBoundsException + void getColumnAndRow( sal_Int32 nChildIndex, sal_Int32& rnColumn, sal_Int32& rnRow ); + + // XModifyListener + virtual void SAL_CALL modified( const EventObject& aEvent ) override; + + // XEventListener + virtual void SAL_CALL disposing( const EventObject& Source ) override; + + AccessibleShapeTreeInfo& mrShapeTreeInfo; + Reference< XTable > mxTable; + AccessibleCellMap maChildMap; + Reference< XAccessible> mxAccessible; + sal_Int32 mRowCount, mColCount; + //get the cached AccessibleCell from XCell + rtl::Reference< AccessibleCell > getAccessibleCell (const Reference< XCell >& xCell); + /// @throws IndexOutOfBoundsException + /// @throws RuntimeException + rtl::Reference< AccessibleCell > getAccessibleCell (sal_Int32 nRow, sal_Int32 nColumn); +}; + + +AccessibleTableShapeImpl::AccessibleTableShapeImpl( AccessibleShapeTreeInfo& rShapeTreeInfo ) +: mrShapeTreeInfo( rShapeTreeInfo ) +, mRowCount(0) +, mColCount(0) +{ +} + + +void AccessibleTableShapeImpl::init( const Reference< XAccessible>& xAccessible, const Reference< XTable >& xTable ) +{ + mxAccessible = xAccessible; + mxTable = xTable; + + if( mxTable.is() ) + { + Reference< XModifyListener > xListener( this ); + mxTable->addModifyListener( xListener ); + //register the listener with table model + Reference< css::view::XSelectionSupplier > xSelSupplier(xTable, UNO_QUERY); + Reference< css::view::XSelectionChangeListener > xSelListener( xAccessible, UNO_QUERY ); + if (xSelSupplier.is()) + xSelSupplier->addSelectionChangeListener(xSelListener); + mRowCount = mxTable->getRowCount(); + mColCount = mxTable->getColumnCount(); + } +} + + +void AccessibleTableShapeImpl::dispose() +{ + if( mxTable.is() ) + { + //remove all the cell's acc object in table's dispose. + for( auto& rEntry : maChildMap ) + { + rEntry.second->dispose(); + } + maChildMap.clear(); + Reference< XModifyListener > xListener( this ); + mxTable->removeModifyListener( xListener ); + mxTable.clear(); + } + mxAccessible.clear(); +} + + +//get the cached AccessibleCell from XCell +rtl::Reference< AccessibleCell > AccessibleTableShapeImpl::getAccessibleCell (const Reference< XCell >& xCell) +{ + AccessibleCellMap::iterator iter( maChildMap.find( xCell ) ); + + if( iter != maChildMap.end() ) + { + rtl::Reference< AccessibleCell > xChild( (*iter).second ); + return xChild; + } + return rtl::Reference< AccessibleCell >(); +} + +rtl::Reference< AccessibleCell > AccessibleTableShapeImpl::getAccessibleCell (sal_Int32 nRow, sal_Int32 nColumn) +{ + Reference< XCell > xCell( mxTable->getCellByPosition( nColumn, nRow ) ); + rtl::Reference< AccessibleCell > xChild = getAccessibleCell( xCell ); + + if( !xChild.is() && mxTable.is() ) + { + sal_Int32 nChildIndex = mxTable->getColumnCount() * nRow + nColumn; + CellRef xCellRef( dynamic_cast< Cell* >( xCell.get() ) ); + + rtl::Reference< AccessibleCell > xAccessibleCell( new AccessibleCell( mxAccessible, xCellRef, nChildIndex, mrShapeTreeInfo ) ); + + xAccessibleCell->Init(); + maChildMap[xCell] = xAccessibleCell; + + xChild = xAccessibleCell; + } + return xChild; +} + + +Reference< XAccessible > AccessibleTableShapeImpl::getAccessibleChild(sal_Int32 nChildIndex) +{ + sal_Int32 nColumn = 0, nRow = 0; + getColumnAndRow( nChildIndex, nColumn, nRow ); + + Reference< XCell > xCell( mxTable->getCellByPosition( nColumn, nRow ) ); + AccessibleCellMap::iterator iter( maChildMap.find( xCell ) ); + + if( iter != maChildMap.end() ) + { + Reference< XAccessible > xChild( (*iter).second ); + return xChild; + } + else + { + CellRef xCellRef( dynamic_cast< Cell* >( xCell.get() ) ); + + rtl::Reference< AccessibleCell > xAccessibleCell( new AccessibleCell( mxAccessible, xCellRef, nChildIndex, mrShapeTreeInfo ) ); + + xAccessibleCell->Init(); + maChildMap[xCell] = xAccessibleCell; + + return xAccessibleCell; + } +} + + +void AccessibleTableShapeImpl::getColumnAndRow( sal_Int32 nChildIndex, sal_Int32& rnColumn, sal_Int32& rnRow ) +{ + rnRow = 0; + rnColumn = nChildIndex; + + if( mxTable.is() ) + { + const sal_Int32 nColumnCount = mxTable->getColumnCount(); + while( rnColumn >= nColumnCount ) + { + rnRow++; + rnColumn -= nColumnCount; + } + + if( rnRow < mxTable->getRowCount() ) + return; + } + + throw IndexOutOfBoundsException(); +} + +// XModifyListener +void SAL_CALL AccessibleTableShapeImpl::modified( const EventObject& /*aEvent*/ ) +{ + if( !mxTable.is() ) + return; + + try + { + // structural changes may have happened to the table, validate all accessible cell instances + AccessibleCellMap aTempChildMap; + aTempChildMap.swap( maChildMap ); + + // first move all still existing cells to maChildMap again and update their index + + const sal_Int32 nRowCount = mxTable->getRowCount(); + const sal_Int32 nColCount = mxTable->getColumnCount(); + + bool bRowOrColumnChanged = false; + if (mRowCount != nRowCount || mColCount != nColCount ) + { + bRowOrColumnChanged = true; + mRowCount = nRowCount; + mColCount = nColCount; + } + sal_Int32 nChildIndex = 0; + + for( sal_Int32 nRow = 0; nRow < nRowCount; ++nRow ) + { + for( sal_Int32 nCol = 0; nCol < nColCount; ++nCol ) + { + Reference< XCell > xCell( mxTable->getCellByPosition( nCol, nRow ) ); + AccessibleCellMap::iterator iter( aTempChildMap.find( xCell ) ); + + if( iter != aTempChildMap.end() ) + { + rtl::Reference< AccessibleCell > xAccessibleCell( (*iter).second ); + xAccessibleCell->setIndexInParent( nChildIndex ); + xAccessibleCell->UpdateChildren(); + // If row or column count is changed, there is split or merge, so all cell's acc name should be updated + if (bRowOrColumnChanged) + { + xAccessibleCell->SetAccessibleName(xAccessibleCell->getAccessibleName(), AccessibleContextBase::ManuallySet); + } + // For merged cell, add invisible & disabled state. + Reference< XMergeableCell > xMergedCell( mxTable->getCellByPosition( nCol, nRow ), UNO_QUERY ); + if (xMergedCell.is() && xMergedCell->isMerged()) + { + xAccessibleCell->ResetState(AccessibleStateType::VISIBLE); + xAccessibleCell->ResetState(AccessibleStateType::ENABLED); + // IA2 CWS. MT: OFFSCREEN == !SHOWING, should stay consistent + // xAccessibleCell->SetState(AccessibleStateType::OFFSCREEN); + xAccessibleCell->ResetState(AccessibleStateType::SHOWING); + } + else + { + xAccessibleCell->SetState(AccessibleStateType::VISIBLE); + xAccessibleCell->SetState(AccessibleStateType::ENABLED); + // IA2 CWS. MT: OFFSCREEN == !SHOWING, should stay consistent + // xAccessibleCell->ResetState(AccessibleStateType::OFFSCREEN); + xAccessibleCell->SetState(AccessibleStateType::SHOWING); + } + + // move still existing cell from temporary child map to our child map + maChildMap[xCell] = xAccessibleCell; + aTempChildMap.erase( iter ); + } + else + { + CellRef xCellRef( dynamic_cast< Cell* >( xCell.get() ) ); + + rtl::Reference< AccessibleCell > xAccessibleCell( new AccessibleCell( mxAccessible, xCellRef, nChildIndex, mrShapeTreeInfo ) ); + + xAccessibleCell->Init(); + maChildMap[xCell] = xAccessibleCell; + } + + ++nChildIndex; + } + } + + // all accessible cell instances still left in aTempChildMap must be disposed + // as they are no longer part of the table + + for( auto& rEntry : aTempChildMap ) + { + rEntry.second->dispose(); + } + //notify bridge to update the acc cache. + AccessibleTableShape *pAccTable = dynamic_cast <AccessibleTableShape *> (mxAccessible.get()); + if (pAccTable) + pAccTable->CommitChange(AccessibleEventId::INVALIDATE_ALL_CHILDREN, Any(), Any()); + } + catch( const Exception& ) + { + TOOLS_WARN_EXCEPTION("svx.table", ""); + } +} + +// XEventListener +void SAL_CALL AccessibleTableShapeImpl::disposing( const EventObject& /*Source*/ ) +{ +} + +AccessibleTableShape::AccessibleTableShape( const AccessibleShapeInfo& rShapeInfo, const AccessibleShapeTreeInfo& rShapeTreeInfo) +: AccessibleTableShape_Base(rShapeInfo, rShapeTreeInfo) +, mnPreviousSelectionCount(0) +, mxImpl( new AccessibleTableShapeImpl( maShapeTreeInfo ) ) +{ +} + + +AccessibleTableShape::~AccessibleTableShape() +{ +} + + +void AccessibleTableShape::Init() +{ + try + { + Reference< XPropertySet > xSet( mxShape, UNO_QUERY_THROW ); + Reference< XTable > xTable( xSet->getPropertyValue("Model"), UNO_QUERY_THROW ); + + mxImpl->init( this, xTable ); + } + catch( Exception& ) + { + TOOLS_WARN_EXCEPTION("svx.table", ""); + } + + AccessibleTableShape_Base::Init(); +} + + +SvxTableController* AccessibleTableShape::getTableController() +{ + SdrView* pView = maShapeTreeInfo.GetSdrView (); + if( pView ) + return dynamic_cast< SvxTableController* >( pView->getSelectionController().get() ); + else + return nullptr; +} + + +// XInterface + + +Any SAL_CALL AccessibleTableShape::queryInterface( const Type& aType ) +{ + if ( aType == cppu::UnoType<XAccessibleTableSelection>::get()) + { + Reference<XAccessibleTableSelection> xThis( this ); + Any aRet; + aRet <<= xThis; + return aRet; + } + else + return AccessibleTableShape_Base::queryInterface( aType ); +} + + +void SAL_CALL AccessibleTableShape::acquire( ) noexcept +{ + AccessibleTableShape_Base::acquire(); +} + + +void SAL_CALL AccessibleTableShape::release( ) noexcept +{ + AccessibleTableShape_Base::release(); +} + + +// XAccessible + + +OUString SAL_CALL AccessibleTableShape::getImplementationName() +{ + return "com.sun.star.comp.accessibility.AccessibleTableShape"; +} + + +OUString AccessibleTableShape::CreateAccessibleBaseName() +{ + return "TableShape"; +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleChildCount( ) +{ + SolarMutexGuard aSolarGuard; + return mxImpl->mxTable.is() ? mxImpl->mxTable->getRowCount() * mxImpl->mxTable->getColumnCount() : 0; +} + + +Reference< XAccessible > SAL_CALL AccessibleTableShape::getAccessibleChild( sal_Int32 i ) +{ + SolarMutexGuard aSolarGuard; + ThrowIfDisposed(); + + return mxImpl->getAccessibleChild( i ); +} + + +sal_Int16 SAL_CALL AccessibleTableShape::getAccessibleRole() +{ + return AccessibleRole::TABLE; +} + + +void SAL_CALL AccessibleTableShape::disposing() +{ + mxImpl->dispose(); + + // let the base do its stuff + AccessibleShape::disposing(); +} + + +// XAccessibleTable + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleRowCount() +{ + SolarMutexGuard aSolarGuard; + return mxImpl->mxTable.is() ? mxImpl->mxTable->getRowCount() : 0; +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleColumnCount( ) +{ + SolarMutexGuard aSolarGuard; + return mxImpl->mxTable.is() ? mxImpl->mxTable->getColumnCount() : 0; +} + + +OUString SAL_CALL AccessibleTableShape::getAccessibleRowDescription( sal_Int32 nRow ) +{ + checkCellPosition( 0, nRow ); + return OUString(); +} + + +OUString SAL_CALL AccessibleTableShape::getAccessibleColumnDescription( sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, 0 ); + return OUString(); +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleRowExtentAt( sal_Int32 nRow, sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, nRow ); + if( mxImpl->mxTable.is() ) + { + Reference< XMergeableCell > xCell( mxImpl->mxTable->getCellByPosition( nColumn, nRow ), UNO_QUERY ); + if( xCell.is() ) + return xCell->getRowSpan(); + } + return 1; +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleColumnExtentAt( sal_Int32 nRow, sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, nRow ); + if( mxImpl->mxTable.is() ) + { + Reference< XMergeableCell > xCell( mxImpl->mxTable->getCellByPosition( nColumn, nRow ), UNO_QUERY ); + if( xCell.is() ) + return xCell->getColumnSpan(); + } + return 1; +} + + +Reference< XAccessibleTable > SAL_CALL AccessibleTableShape::getAccessibleRowHeaders( ) +{ + Reference< XAccessibleTable > xRet; + SvxTableController* pController = getTableController(); + if( pController ) + { + if( pController->isRowHeader() ) + { + xRet = new AccessibleTableHeaderShape( this, true ); + } + } + return xRet; +} + + +Reference< XAccessibleTable > SAL_CALL AccessibleTableShape::getAccessibleColumnHeaders( ) +{ + Reference< XAccessibleTable > xRet; + SvxTableController* pController = getTableController(); + if( pController ) + { + if( pController->isColumnHeader() ) + { + xRet = new AccessibleTableHeaderShape( this, false ); + } + } + return xRet; +} + + +Sequence< sal_Int32 > SAL_CALL AccessibleTableShape::getSelectedAccessibleRows( ) +{ + sal_Int32 nRow = getAccessibleRowCount(); + ::std::vector<bool> aSelected( nRow, true ); + sal_Int32 nCount = nRow; + for( sal_Int32 i = 0; i < nRow; i++ ) + { + try + { + aSelected[i] = isAccessibleRowSelected( i ); + } + catch( ... ) + { + return Sequence< sal_Int32 >(); + } + + if( !aSelected[i] ) + nCount--; + } + Sequence < sal_Int32 > aRet( nCount ); + sal_Int32 *pRet = aRet.getArray(); + sal_Int32 nPos = 0; + size_t nSize = aSelected.size(); + for( size_t i=0; i < nSize && nPos < nCount; i++ ) + { + if( aSelected[i] ) + { + *pRet++ = i; + nPos++; + } + } + + return aRet; +} + + +Sequence< sal_Int32 > SAL_CALL AccessibleTableShape::getSelectedAccessibleColumns( ) +{ + sal_Int32 nColumn = getAccessibleColumnCount(); + ::std::vector<bool> aSelected( nColumn, true ); + sal_Int32 nCount = nColumn; + for( sal_Int32 i = 0; i < nColumn; i++ ) + { + try + { + aSelected[i] = isAccessibleColumnSelected( i ); + } + catch( ... ) + { + return Sequence< sal_Int32 >(); + } + + if( !aSelected[i] ) + nCount--; + } + Sequence < sal_Int32 > aRet( nCount ); + sal_Int32 *pRet = aRet.getArray(); + sal_Int32 nPos = 0; + size_t nSize = aSelected.size(); + for( size_t i=0; i < nSize && nPos < nCount; i++ ) + { + if( aSelected[i] ) + { + *pRet++ = i; + nPos++; + } + } + + return aRet; +} + + +sal_Bool SAL_CALL AccessibleTableShape::isAccessibleRowSelected( sal_Int32 nRow ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( 0, nRow ); + SvxTableController* pController = getTableController(); + if( pController ) + { + return pController->isRowSelected( nRow ); + } + return false; +} + + +sal_Bool SAL_CALL AccessibleTableShape::isAccessibleColumnSelected( sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, 0 ); + SvxTableController* pController = getTableController(); + if( pController ) + { + return pController->isColumnSelected( nColumn ); + } + return false; +} + + +Reference< XAccessible > SAL_CALL AccessibleTableShape::getAccessibleCellAt( sal_Int32 nRow, sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, nRow ); + + sal_Int32 nChildIndex = 0; + if( mxImpl->mxTable.is() ) + nChildIndex = mxImpl->mxTable->getColumnCount() * nRow + nColumn; + + return getAccessibleChild( nChildIndex ); +} + + +Reference< XAccessible > SAL_CALL AccessibleTableShape::getAccessibleCaption( ) +{ + Reference< XAccessible > xRet; + return xRet; +} + + +Reference< XAccessible > SAL_CALL AccessibleTableShape::getAccessibleSummary( ) +{ + Reference< XAccessible > xRet; + return xRet; +} + + +sal_Bool SAL_CALL AccessibleTableShape::isAccessibleSelected( sal_Int32 nRow, sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, nRow ); + + SvxTableController* pController = getTableController(); + if( pController && pController->hasSelectedCells() ) + { + CellPos aFirstPos, aLastPos; + pController->getSelectedCells( aFirstPos, aLastPos ); + if( (aFirstPos.mnRow <= nRow) && (aFirstPos.mnCol <= nColumn) && (nRow <= aLastPos.mnRow) && (nColumn <= aLastPos.mnCol) ) + return true; + } + + return false; +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleIndex( sal_Int32 nRow, sal_Int32 nColumn ) +{ + SolarMutexGuard aSolarGuard; + checkCellPosition( nColumn, nRow ); + return mxImpl->mxTable.is() ? (nRow * mxImpl->mxTable->getColumnCount() + nColumn) : 0; +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleRow( sal_Int32 nChildIndex ) +{ + SolarMutexGuard aSolarGuard; + sal_Int32 nColumn = 0, nRow = 0; + mxImpl->getColumnAndRow( nChildIndex, nColumn, nRow ); + return nRow; +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getAccessibleColumn( sal_Int32 nChildIndex ) +{ + SolarMutexGuard aSolarGuard; + sal_Int32 nColumn = 0, nRow = 0; + mxImpl->getColumnAndRow( nChildIndex, nColumn, nRow ); + return nColumn; +} + + +// XAccessibleSelection + + +void SAL_CALL AccessibleTableShape::selectAccessibleChild( sal_Int32 nChildIndex ) +{ + SolarMutexGuard aSolarGuard; + CellPos aPos; + mxImpl->getColumnAndRow( nChildIndex, aPos.mnCol, aPos.mnRow ); + + // todo, select table shape?!? + SvxTableController* pController = getTableController(); + if( !pController ) + return; + + CellPos aFirstPos( aPos ), aLastPos( aPos ); + if( pController->hasSelectedCells() ) + { + pController->getSelectedCells( aFirstPos, aLastPos ); + + aFirstPos.mnRow = std::min( aFirstPos.mnRow, aPos.mnRow ); + aFirstPos.mnCol = std::min( aFirstPos.mnCol, aPos.mnCol ); + aLastPos.mnRow = std::max( aLastPos.mnRow, aPos.mnRow ); + aLastPos.mnCol = std::max( aLastPos.mnCol, aPos.mnCol ); + } + pController->setSelectedCells( aFirstPos, aLastPos ); +} + + +sal_Bool SAL_CALL AccessibleTableShape::isAccessibleChildSelected( sal_Int32 nChildIndex ) +{ + SolarMutexGuard aSolarGuard; + CellPos aPos; + mxImpl->getColumnAndRow( nChildIndex, aPos.mnCol, aPos.mnRow ); + + return isAccessibleSelected(aPos.mnRow, aPos.mnCol); +} + + +void SAL_CALL AccessibleTableShape::clearAccessibleSelection() +{ + SolarMutexGuard aSolarGuard; + + SvxTableController* pController = getTableController(); + if( pController ) + pController->clearSelection(); +} + + +void SAL_CALL AccessibleTableShape::selectAllAccessibleChildren() +{ + SolarMutexGuard aSolarGuard; + + // todo: force selection of shape? + SvxTableController* pController = getTableController(); + if( pController ) + pController->selectAll(); +} + + +sal_Int32 SAL_CALL AccessibleTableShape::getSelectedAccessibleChildCount() +{ + SolarMutexGuard aSolarGuard; + + SvxTableController* pController = getTableController(); + if( pController && pController->hasSelectedCells() ) + { + CellPos aFirstPos, aLastPos; + pController->getSelectedCells( aFirstPos, aLastPos ); + + const sal_Int32 nSelectedColumns = std::max( sal_Int32(0), aLastPos.mnCol - aFirstPos.mnCol ) + 1; + const sal_Int32 nSelectedRows = std::max( sal_Int32(0), aLastPos.mnRow - aFirstPos.mnRow ) + 1; + return nSelectedRows * nSelectedColumns; + } + + return 0; +} + + +Reference< XAccessible > SAL_CALL AccessibleTableShape::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex ) +{ + SolarMutexGuard aSolarGuard; + + if( nSelectedChildIndex < 0 ) + throw IndexOutOfBoundsException(); + + sal_Int32 nChildIndex = GetIndexOfSelectedChild( nSelectedChildIndex ); + + if( nChildIndex < 0 ) + throw IndexOutOfBoundsException(); + + if ( nChildIndex >= getAccessibleChildCount() ) + { + throw IndexOutOfBoundsException(); + } + + return getAccessibleChild( nChildIndex ); +} + + +void SAL_CALL AccessibleTableShape::deselectAccessibleChild( sal_Int32 nChildIndex ) +{ + SolarMutexGuard aSolarGuard; + CellPos aPos; + mxImpl->getColumnAndRow( nChildIndex, aPos.mnCol, aPos.mnRow ); + + // todo, select table shape?!? + SvxTableController* pController = getTableController(); + if( !(pController && pController->hasSelectedCells()) ) + return; + + CellPos aFirstPos, aLastPos; + pController->getSelectedCells( aFirstPos, aLastPos ); + + // create a selection where aPos is not part of anymore + aFirstPos.mnRow = std::min( aFirstPos.mnRow, aPos.mnRow+1 ); + aFirstPos.mnCol = std::min( aFirstPos.mnCol, aPos.mnCol+1 ); + aLastPos.mnRow = std::max( aLastPos.mnRow, aPos.mnRow-1 ); + aLastPos.mnCol = std::max( aLastPos.mnCol, aPos.mnCol-1 ); + + // new selection may be invalid (child to deselect is not at a border of the selection but in between) + if( (aFirstPos.mnRow > aLastPos.mnRow) || (aFirstPos.mnCol > aLastPos.mnCol) ) + pController->clearSelection(); // if selection is invalid, clear all + else + pController->setSelectedCells( aFirstPos, aLastPos ); +} + +// XAccessibleTableSelection +sal_Bool SAL_CALL AccessibleTableShape::selectRow( sal_Int32 row ) +{ + SolarMutexGuard aSolarGuard; + SvxTableController* pController = getTableController(); + if( !pController ) + return false; + return pController->selectRow( row ); +} + +sal_Bool SAL_CALL AccessibleTableShape::selectColumn( sal_Int32 column ) +{ + SolarMutexGuard aSolarGuard; + SvxTableController* pController = getTableController(); + if( !pController ) + return false; + return pController->selectColumn( column ); +} + +sal_Bool SAL_CALL AccessibleTableShape::unselectRow( sal_Int32 row ) +{ + SolarMutexGuard aSolarGuard; + SvxTableController* pController = getTableController(); + if( !pController ) + return false; + return pController->deselectRow( row ); +} + +sal_Bool SAL_CALL AccessibleTableShape::unselectColumn( sal_Int32 column ) +{ + SolarMutexGuard aSolarGuard; + SvxTableController* pController = getTableController(); + if( !pController ) + return false; + return pController->deselectColumn( column ); +} + +sal_Int32 AccessibleTableShape::GetIndexOfSelectedChild( + sal_Int32 nSelectedChildIndex ) const +{ + sal_Int32 nChildren = const_cast<AccessibleTableShape*>(this)->getAccessibleChildCount(); + + if( nSelectedChildIndex >= nChildren ) + return -1; + + sal_Int32 n = 0; + while( n < nChildren ) + { + if( const_cast<AccessibleTableShape*>(this)->isAccessibleChildSelected( n ) ) + { + if( 0 == nSelectedChildIndex ) + break; + else + --nSelectedChildIndex; + } + ++n; + } + + return n < nChildren ? n : -1; +} +void AccessibleTableShape::getColumnAndRow( sal_Int32 nChildIndex, sal_Int32& rnColumn, sal_Int32& rnRow ) +{ + mxImpl->getColumnAndRow(nChildIndex, rnColumn, rnRow); +} + +// XSelectionChangeListener +void SAL_CALL + AccessibleTableShape::disposing (const EventObject& aEvent) +{ + AccessibleShape::disposing(aEvent); +} +void SAL_CALL AccessibleTableShape::selectionChanged (const EventObject& rEvent) +{ + //sdr::table::CellRef xCellRef = static_cast< sdr::table::CellRef > (rEvent.Source); + Reference< XCell > xCell(rEvent.Source, UNO_QUERY); + if (!xCell.is()) + return; + + rtl::Reference< AccessibleCell > xAccCell = mxImpl->getAccessibleCell( xCell ); + if (!xAccCell.is()) + return; + + sal_Int32 nIndex = xAccCell->getAccessibleIndexInParent(), + nCount = getSelectedAccessibleChildCount(); + bool bSelected = isAccessibleChildSelected(nIndex); + if (mnPreviousSelectionCount == 0 && nCount > 0 && bSelected) + { + xAccCell->SetState(AccessibleStateType::SELECTED); + xAccCell->CommitChange(AccessibleEventId::SELECTION_CHANGED, Any(), Any()); + } + else if (bSelected) + { + xAccCell->SetState(AccessibleStateType::SELECTED); + xAccCell->CommitChange(AccessibleEventId::SELECTION_CHANGED_ADD, Any(), Any()); + } + else + { + xAccCell->ResetState(AccessibleStateType::SELECTED); + xAccCell->CommitChange(AccessibleEventId::SELECTION_CHANGED_REMOVE, Any(), Any()); + } + mnPreviousSelectionCount = nCount; +} +// Get the currently active cell which is text editing +AccessibleCell* AccessibleTableShape::GetActiveAccessibleCell() +{ + rtl::Reference< AccessibleCell > xAccCell; + AccessibleCell* pAccCell = nullptr; + SvxTableController* pController = getTableController(); + if (pController) + { + sdr::table::SdrTableObj* pTableObj = pController->GetTableObj(); + if ( pTableObj ) + { + const sdr::table::CellRef& xCellRef (pTableObj->getActiveCell()); + if ( xCellRef.is() ) + { + try + { + CellPos rPos; + pTableObj->getActiveCellPos( rPos ); + xAccCell = mxImpl->getAccessibleCell( rPos.mnRow, rPos.mnCol ); + if ( xAccCell.is() ) + pAccCell = xAccCell.get(); + } + catch ( IndexOutOfBoundsException& ) {} + } + } + } + return pAccCell; +} + +//If current active cell is in editing, the focus state should be set to internal text +bool AccessibleTableShape::SetState (sal_Int16 aState) +{ + if( aState == AccessibleStateType::FOCUSED ) + { + AccessibleCell* pActiveAccessibleCell = GetActiveAccessibleCell(); + if( pActiveAccessibleCell != nullptr ) + return pActiveAccessibleCell->SetState(aState); + } + + return AccessibleShape::SetState (aState); +} + +//If current active cell is in editing, the focus state should be reset to internal text +bool AccessibleTableShape::ResetState (sal_Int16 aState) +{ + if( aState == AccessibleStateType::FOCUSED ) + { + AccessibleCell* pActiveAccessibleCell = GetActiveAccessibleCell(); + if( pActiveAccessibleCell != nullptr ) + return pActiveAccessibleCell->ResetState(aState); + } + + return AccessibleShape::ResetState (aState); +} + +bool AccessibleTableShape::SetStateDirectly (sal_Int16 aState) +{ + return AccessibleContextBase::SetState (aState); +} + +bool AccessibleTableShape::ResetStateDirectly (sal_Int16 aState) +{ + return AccessibleContextBase::ResetState (aState); +} + +void AccessibleTableShape::checkCellPosition( sal_Int32 nCol, sal_Int32 nRow ) +{ + if( (nCol >= 0) && (nRow >= 0) && mxImpl->mxTable.is() && (nCol < mxImpl->mxTable->getColumnCount()) && (nRow < mxImpl->mxTable->getRowCount()) ) + return; + + throw IndexOutOfBoundsException(); +} + +AccessibleTableHeaderShape::AccessibleTableHeaderShape( AccessibleTableShape* pTable, bool bRow ) +{ + mpTable = pTable; + mbRow = bRow; +} + +AccessibleTableHeaderShape::~AccessibleTableHeaderShape() +{ + mpTable = nullptr; +} + +// XAccessible +Reference< XAccessibleContext > SAL_CALL AccessibleTableHeaderShape::getAccessibleContext() +{ + return this; +} + +// XAccessibleContext +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleChildCount( ) +{ + return getAccessibleRowCount() * getAccessibleColumnCount(); +} + +Reference< XAccessible > SAL_CALL AccessibleTableHeaderShape::getAccessibleChild( sal_Int32 i ) +{ + return mpTable->getAccessibleChild( i ); +} + +Reference< XAccessible > SAL_CALL AccessibleTableHeaderShape::getAccessibleParent() +{ + Reference< XAccessible > XParent; + return XParent; +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleIndexInParent() +{ + return -1; +} + +sal_Int16 SAL_CALL AccessibleTableHeaderShape::getAccessibleRole() +{ + return mpTable->getAccessibleRole(); +} + +OUString SAL_CALL AccessibleTableHeaderShape::getAccessibleDescription() +{ + return mpTable->getAccessibleDescription(); +} + +OUString SAL_CALL AccessibleTableHeaderShape::getAccessibleName() +{ + return mpTable->getAccessibleName(); +} + +Reference< XAccessibleStateSet > SAL_CALL AccessibleTableHeaderShape::getAccessibleStateSet() +{ + return mpTable->getAccessibleStateSet(); +} + +Reference< XAccessibleRelationSet > SAL_CALL AccessibleTableHeaderShape::getAccessibleRelationSet() +{ + return mpTable->getAccessibleRelationSet(); +} + +Locale SAL_CALL AccessibleTableHeaderShape::getLocale() +{ + return mpTable->getLocale(); +} + +//XAccessibleComponent +sal_Bool SAL_CALL AccessibleTableHeaderShape::containsPoint ( const css::awt::Point& aPoint ) +{ + return mpTable->containsPoint( aPoint ); +} + +Reference< XAccessible > SAL_CALL AccessibleTableHeaderShape::getAccessibleAtPoint ( const css::awt::Point& aPoint) +{ + return mpTable->getAccessibleAtPoint( aPoint ); +} + +css::awt::Rectangle SAL_CALL AccessibleTableHeaderShape::getBounds() +{ + return mpTable->getBounds(); +} + +css::awt::Point SAL_CALL AccessibleTableHeaderShape::getLocation() +{ + return mpTable->getLocation(); +} + +css::awt::Point SAL_CALL AccessibleTableHeaderShape::getLocationOnScreen() +{ + return mpTable->getLocationOnScreen(); +} + +css::awt::Size SAL_CALL AccessibleTableHeaderShape::getSize() +{ + return mpTable->getSize(); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getForeground() +{ + return mpTable->getForeground(); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getBackground() +{ + return mpTable->getBackground(); +} + +void SAL_CALL AccessibleTableHeaderShape::grabFocus() +{ + mpTable->grabFocus(); +} +// XAccessibleTable +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleRowCount() +{ + return mbRow ? 1 : mpTable->getAccessibleRowCount(); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleColumnCount() +{ + return !mbRow ? 1 : mpTable->getAccessibleColumnCount(); +} + +OUString SAL_CALL AccessibleTableHeaderShape::getAccessibleRowDescription( sal_Int32 nRow ) +{ + return mpTable->getAccessibleRowDescription( nRow ); +} + +OUString SAL_CALL AccessibleTableHeaderShape::getAccessibleColumnDescription( sal_Int32 nColumn ) +{ + return mpTable->getAccessibleColumnDescription( nColumn ); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleRowExtentAt( sal_Int32 nRow, sal_Int32 nColumn ) +{ + return mpTable->getAccessibleRowExtentAt( nRow, nColumn ); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleColumnExtentAt( sal_Int32 nRow, sal_Int32 nColumn ) +{ + return mpTable->getAccessibleColumnExtentAt( nRow, nColumn ); +} + +Reference< XAccessibleTable > SAL_CALL AccessibleTableHeaderShape::getAccessibleRowHeaders( ) +{ + Reference< XAccessibleTable > xRet; + return xRet; +} + +Reference< XAccessibleTable > SAL_CALL AccessibleTableHeaderShape::getAccessibleColumnHeaders( ) +{ + Reference< XAccessibleTable > xRet; + return xRet; +} + +Sequence< sal_Int32 > SAL_CALL AccessibleTableHeaderShape::getSelectedAccessibleRows( ) +{ + sal_Int32 nRow = getAccessibleRowCount(); + ::std::vector<bool> aSelected( nRow, true ); + sal_Int32 nCount = nRow; + for( sal_Int32 i = 0; i < nRow; i++ ) + { + try + { + aSelected[i] = isAccessibleRowSelected( i ); + } + catch( ... ) + { + return Sequence< sal_Int32 >(); + } + + if( !aSelected[i] ) + nCount--; + } + Sequence < sal_Int32 > aRet( nCount ); + sal_Int32 *pRet = aRet.getArray(); + sal_Int32 nPos = 0; + size_t nSize = aSelected.size(); + for( size_t i=0; i < nSize && nPos < nCount; i++ ) + { + if( aSelected[i] ) + { + *pRet++ = i; + nPos++; + } + } + + return aRet; +} + +Sequence< sal_Int32 > SAL_CALL AccessibleTableHeaderShape::getSelectedAccessibleColumns( ) +{ + sal_Int32 nColumn = getAccessibleColumnCount(); + ::std::vector<bool> aSelected( nColumn, true ); + sal_Int32 nCount = nColumn; + for( sal_Int32 i = 0; i < nColumn; i++ ) + { + try + { + aSelected[i] = isAccessibleColumnSelected( i ); + } + catch( ... ) + { + return Sequence< sal_Int32 >(); + } + + if( !aSelected[i] ) + nCount--; + } + Sequence < sal_Int32 > aRet( nCount ); + sal_Int32 *pRet = aRet.getArray(); + sal_Int32 nPos = 0; + size_t nSize = aSelected.size(); + for( size_t i=0; i < nSize && nPos < nCount; i++ ) + { + if( aSelected[i] ) + { + *pRet++ = i; + nPos++; + } + } + + return aRet; +} + +sal_Bool SAL_CALL AccessibleTableHeaderShape::isAccessibleRowSelected( sal_Int32 nRow ) +{ + return mpTable->isAccessibleRowSelected( nRow ); +} + +sal_Bool SAL_CALL AccessibleTableHeaderShape::isAccessibleColumnSelected( sal_Int32 nColumn ) +{ + return mpTable->isAccessibleColumnSelected( nColumn ); +} + +Reference< XAccessible > SAL_CALL AccessibleTableHeaderShape::getAccessibleCellAt( sal_Int32 nRow, sal_Int32 nColumn ) +{ + return mpTable->getAccessibleCellAt( nRow, nColumn ); +} + +Reference< XAccessible > SAL_CALL AccessibleTableHeaderShape::getAccessibleCaption( ) +{ + return mpTable->getAccessibleCaption(); +} + +Reference< XAccessible > SAL_CALL AccessibleTableHeaderShape::getAccessibleSummary( ) +{ + return mpTable->getAccessibleSummary(); +} + +sal_Bool SAL_CALL AccessibleTableHeaderShape::isAccessibleSelected( sal_Int32 nRow, sal_Int32 nColumn ) +{ + return mpTable->isAccessibleSelected( nRow, nColumn ); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleIndex( sal_Int32 nRow, sal_Int32 nColumn ) +{ + return mpTable->getAccessibleIndex( nRow, nColumn ); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleRow( sal_Int32 nChildIndex ) +{ + return mpTable->getAccessibleRow( nChildIndex ); +} + +sal_Int32 SAL_CALL AccessibleTableHeaderShape::getAccessibleColumn( sal_Int32 nChildIndex ) +{ + return mpTable->getAccessibleColumn( nChildIndex ); +} + +// XAccessibleTableSelection +sal_Bool SAL_CALL AccessibleTableHeaderShape::selectRow( sal_Int32 row ) +{ + if( mbRow ) + return mpTable->selectRow( row ); + else + { + mpTable->clearAccessibleSelection(); + sal_Int32 nIndex = mpTable->getAccessibleIndex( row, 0 ); + mpTable->selectAccessibleChild( nIndex ); + return true; + } +} + +sal_Bool SAL_CALL AccessibleTableHeaderShape::selectColumn( sal_Int32 column ) +{ + if( !mbRow ) + return mpTable->selectColumn( column ); + else + { + mpTable->clearAccessibleSelection(); + sal_Int32 nIndex = mpTable->getAccessibleIndex( 0, column ); + mpTable->selectAccessibleChild( nIndex ); + return true; + } +} + +sal_Bool SAL_CALL AccessibleTableHeaderShape::unselectRow( sal_Int32 row ) +{ + if( mbRow ) + return mpTable->unselectRow( row ); + else + { + sal_Int32 nIndex = mpTable->getAccessibleIndex( row, 0 ); + mpTable->deselectAccessibleChild( nIndex ); + return true; + } +} + +sal_Bool SAL_CALL AccessibleTableHeaderShape::unselectColumn( sal_Int32 column ) +{ + if( !mbRow ) + return mpTable->unselectColumn( column ); + else + { + sal_Int32 nIndex = mpTable->getAccessibleIndex( 0, column ); + mpTable->deselectAccessibleChild( nIndex ); + return true; + } +} +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |