1425cbc50a
Change-Id: I8a15be14850b9fe48f80820f4308c35748497727 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/167034 Tested-by: Jenkins Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>
398 lines
13 KiB
C++
398 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <com/sun/star/accessibility/AccessibleEventId.hpp>
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#include <com/sun/star/accessibility/AccessibleTableModelChange.hpp>
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#include <com/sun/star/accessibility/AccessibleTableModelChangeType.hpp>
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#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
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#include <extended/AccessibleGridControlTable.hxx>
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#include <extended/AccessibleGridControlTableCell.hxx>
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#include <toolkit/helper/convert.hxx>
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#include <vcl/accessibletable.hxx>
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#include <vcl/svapp.hxx>
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#include <tools/debug.hxx>
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using ::com::sun::star::uno::Reference;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::uno::Any;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::accessibility;
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using namespace ::vcl;
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using namespace ::vcl::table;
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namespace accessibility {
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AccessibleGridControlTable::AccessibleGridControlTable(
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const Reference< XAccessible >& rxParent,
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IAccessibleTable& rTable) :
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AccessibleGridControlTableBase(rxParent, rTable, AccessibleTableControlObjType::TABLE)
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{
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}
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// XAccessibleContext ---------------------------------------------------------
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Reference< XAccessible > SAL_CALL
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AccessibleGridControlTable::getAccessibleChild( sal_Int64 nChildIndex )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidIndex( nChildIndex );
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sal_Int64 nCount = getAccessibleChildCount();
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if(m_aCellVector.empty() || m_aCellVector.size() != static_cast<unsigned>(nCount))
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{
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assert(o3tl::make_unsigned(nCount) < m_aCellVector.max_size());
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m_aCellVector.resize(nCount);
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}
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if(!m_aCellVector[nChildIndex].is())
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{
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m_aCellVector[nChildIndex].set(new AccessibleGridControlTableCell(this, m_aTable, nChildIndex/m_aTable.GetColumnCount(), nChildIndex%m_aTable.GetColumnCount()));
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}
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return m_aCellVector[nChildIndex];
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}
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sal_Int64 SAL_CALL AccessibleGridControlTable::getAccessibleIndexInParent()
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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if(m_aTable.HasRowHeader() && m_aTable.HasColHeader())
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return 0;
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else if((!m_aTable.HasRowHeader() && m_aTable.HasColHeader()) || (m_aTable.HasRowHeader() && !m_aTable.HasColHeader()) )
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return 1;
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else
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return 2;
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}
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// XAccessibleComponent -------------------------------------------------------
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Reference< XAccessible > SAL_CALL
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AccessibleGridControlTable::getAccessibleAtPoint( const awt::Point& rPoint )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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Reference< XAccessible > xChild;
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sal_Int32 nRow = 0;
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sal_Int32 nColumnPos = 0;
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if( m_aTable.ConvertPointToCellAddress( nRow, nColumnPos, VCLPoint( rPoint ) ) )
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xChild = new AccessibleGridControlTableCell(this, m_aTable, nRow, nColumnPos);
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return xChild;
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}
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void SAL_CALL AccessibleGridControlTable::grabFocus()
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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m_aTable.GrabFocus();
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}
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// XAccessibleTable -----------------------------------------------------------
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OUString SAL_CALL AccessibleGridControlTable::getAccessibleRowDescription( sal_Int32 nRow )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidRow( nRow );
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return u"row description"_ustr;
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}
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OUString SAL_CALL AccessibleGridControlTable::getAccessibleColumnDescription( sal_Int32 nColumn )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidColumn( nColumn );
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return u"col description"_ustr;
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}
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Reference< XAccessibleTable > SAL_CALL AccessibleGridControlTable::getAccessibleRowHeaders()
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{
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SolarMutexGuard g;
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ensureIsAlive();
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if(m_aTable.HasColHeader())
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return implGetHeaderBar( 1 );
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else
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return implGetHeaderBar( 0 );
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}
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Reference< XAccessibleTable > SAL_CALL AccessibleGridControlTable::getAccessibleColumnHeaders()
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{
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SolarMutexGuard g;
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ensureIsAlive();
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return implGetHeaderBar( 0 );
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}
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Sequence< sal_Int32 > SAL_CALL AccessibleGridControlTable::getSelectedAccessibleRows()
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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Sequence< sal_Int32 > aSelSeq;
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implGetSelectedRows( aSelSeq );
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return aSelSeq;
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}
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//columns aren't selectable
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Sequence< sal_Int32 > SAL_CALL AccessibleGridControlTable::getSelectedAccessibleColumns()
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{
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return {};
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}
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sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleRowSelected( sal_Int32 nRow )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidRow( nRow );
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Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
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return comphelper::findValue(selectedRows, nRow) != -1;
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}
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//columns aren't selectable
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sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleColumnSelected( sal_Int32 )
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{
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return false;
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}
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Reference< XAccessible > SAL_CALL AccessibleGridControlTable::getAccessibleCellAt(
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sal_Int32 nRow, sal_Int32 nColumn )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidAddress( nRow, nColumn );
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sal_Int64 nChildIndex = static_cast<sal_Int64>(nRow) * static_cast<sal_Int64>(m_aTable.GetColumnCount()) + nColumn;
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return getAccessibleChild(nChildIndex);
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}
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sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleSelected(
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sal_Int32 nRow, sal_Int32 nColumn )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidAddress( nRow, nColumn );
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//selection of single cells not possible, so if row is selected, the cell will be selected too
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return isAccessibleRowSelected(nRow);
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}
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void SAL_CALL AccessibleGridControlTable::selectAccessibleChild( sal_Int64 nChildIndex )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidIndex( nChildIndex );
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sal_Int32 nColumns = m_aTable.GetColumnCount();
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sal_Int32 nRow = nChildIndex / nColumns;
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m_aTable.SelectRow( nRow, true );
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}
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sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleChildSelected( sal_Int64 nChildIndex )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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ensureIsValidIndex( nChildIndex );
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sal_Int32 nColumns = m_aTable.GetColumnCount();
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sal_Int32 nRow = nChildIndex / nColumns;
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return isAccessibleRowSelected(nRow);
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}
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void SAL_CALL AccessibleGridControlTable::clearAccessibleSelection()
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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m_aTable.SelectAllRows( false );
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}
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void SAL_CALL AccessibleGridControlTable::selectAllAccessibleChildren()
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
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auto selectedRowsRange = asNonConstRange(selectedRows);
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for(tools::Long i=0; i<m_aTable.GetRowCount(); i++)
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selectedRowsRange[i]=i;
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}
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sal_Int64 SAL_CALL AccessibleGridControlTable::getSelectedAccessibleChildCount()
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
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sal_Int32 nColumns = m_aTable.GetColumnCount();
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return static_cast<sal_Int64>(selectedRows.getLength()) * static_cast<sal_Int64>(nColumns);
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}
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Reference< XAccessible > SAL_CALL
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AccessibleGridControlTable::getSelectedAccessibleChild( sal_Int64 nSelectedChildIndex )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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if (nSelectedChildIndex < 0 || nSelectedChildIndex >= getSelectedAccessibleChildCount())
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throw lang::IndexOutOfBoundsException(u"Invalid index into selection"_ustr, *this);
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const sal_Int32 nColCount = getAccessibleColumnCount();
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assert(nColCount > 0 && "Column count non-positive, but child count > 0");
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const sal_Int32 nIndexInSelectedRowsSequence = nSelectedChildIndex / nColCount;
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const Sequence<sal_Int32> aSelectedRows = getSelectedAccessibleRows();
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const sal_Int32 nRowIndex = aSelectedRows[nIndexInSelectedRowsSequence];
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const sal_Int32 nColIndex = nSelectedChildIndex % nColCount;
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return getAccessibleCellAt(nRowIndex, nColIndex);
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}
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//not implemented yet, because only row selection possible
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void SAL_CALL AccessibleGridControlTable::deselectAccessibleChild(
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sal_Int64 )
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{
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SolarMutexGuard aSolarGuard;
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ensureIsAlive();
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}
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// XInterface -----------------------------------------------------------------
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Any SAL_CALL AccessibleGridControlTable::queryInterface( const uno::Type& rType )
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{
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Any aAny( AccessibleGridControlTableBase::queryInterface( rType ) );
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return aAny.hasValue() ?
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aAny : AccessibleGridControlTableSelectionImplHelper::queryInterface( rType );
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}
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void SAL_CALL AccessibleGridControlTable::acquire() noexcept
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{
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AccessibleGridControlTableBase::acquire();
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}
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void SAL_CALL AccessibleGridControlTable::release() noexcept
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{
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AccessibleGridControlTableBase::release();
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}
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// XServiceInfo ---------------------------------------------------------------
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OUString SAL_CALL AccessibleGridControlTable::getImplementationName()
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{
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return u"com.sun.star.accessibility.AccessibleGridControlTable"_ustr;
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}
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void AccessibleGridControlTable::dispose()
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{
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for (rtl::Reference<AccessibleGridControlTableCell>& rxCell : m_aCellVector)
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{
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if (rxCell.is())
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{
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rxCell->dispose();
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rxCell.clear();
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}
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}
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AccessibleGridControlTableBase::dispose();
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}
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void AccessibleGridControlTable::commitEvent(sal_Int16 nEventId, const css::uno::Any& rNewValue,
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const css::uno::Any& rOldValue)
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{
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if (nEventId == AccessibleEventId::TABLE_MODEL_CHANGED)
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{
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AccessibleTableModelChange aChange;
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if (rNewValue >>= aChange)
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{
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assert(aChange.Type != AccessibleTableModelChangeType::COLUMNS_REMOVED);
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if (aChange.Type == AccessibleTableModelChangeType::ROWS_REMOVED)
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{
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int nColCount = m_aTable.GetColumnCount();
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// check valid index - entries are inserted lazily
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size_t const nStart = nColCount * aChange.FirstRow;
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size_t const nEnd = nColCount * aChange.LastRow;
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if (nStart < m_aCellVector.size())
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{
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m_aCellVector.erase(
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m_aCellVector.begin() + nStart,
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m_aCellVector.begin() + std::min(m_aCellVector.size(), nEnd));
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}
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}
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}
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}
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AccessibleGridControlBase::commitEvent(nEventId, rNewValue, rOldValue);
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}
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// internal virtual methods ---------------------------------------------------
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tools::Rectangle AccessibleGridControlTable::implGetBoundingBox()
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{
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vcl::Window* pParent = m_aTable.GetAccessibleParentWindow();
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assert(pParent && "implGetBoundingBox - missing parent window");
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tools::Rectangle aGridRect( m_aTable.GetWindowExtentsRelative( *pParent ));
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tools::Rectangle aTableRect( m_aTable.calcTableRect() );
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tools::Long nX = aGridRect.Left() + aTableRect.Left();
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tools::Long nY = aGridRect.Top() + aTableRect.Top();
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tools::Long nWidth = aGridRect.GetSize().Width()-aTableRect.Left();
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tools::Long nHeight = aGridRect.GetSize().Height()-aTableRect.Top();
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tools::Rectangle aTable( Point( nX, nY ), Size( nWidth, nHeight ));
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return aTable;
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}
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AbsoluteScreenPixelRectangle AccessibleGridControlTable::implGetBoundingBoxOnScreen()
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{
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tools::Rectangle aGridRect( m_aTable.GetWindowExtentsAbsolute());
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tools::Rectangle aTableRect( m_aTable.calcTableRect() );
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tools::Long nX = aGridRect.Left() + aTableRect.Left();
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tools::Long nY = aGridRect.Top() + aTableRect.Top();
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tools::Long nWidth = aGridRect.GetSize().Width()-aTableRect.Left();
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tools::Long nHeight = aGridRect.GetSize().Height()-aTableRect.Top();
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AbsoluteScreenPixelRectangle aTable( AbsoluteScreenPixelPoint( nX, nY ), AbsoluteScreenPixelSize( nWidth, nHeight ));
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return aTable;
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}
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// internal helper methods ----------------------------------------------------
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Reference< XAccessibleTable > AccessibleGridControlTable::implGetHeaderBar(
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sal_Int32 nChildIndex )
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{
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Reference< XAccessible > xRet;
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if (!m_xParent.is())
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return nullptr;
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Reference<XAccessibleContext> xContext = m_xParent->getAccessibleContext();
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if( xContext.is() )
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{
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try
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{
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xRet = xContext->getAccessibleChild( nChildIndex );
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}
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catch (const lang::IndexOutOfBoundsException&)
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{
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OSL_FAIL( "implGetHeaderBar - wrong child index" );
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}
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// RuntimeException goes to caller
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}
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return Reference< XAccessibleTable >( xRet, uno::UNO_QUERY );
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}
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} // namespace accessibility
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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