office-gobmx/accessibility/source/extended/AccessibleGridControlTable.cxx
Noel 18aafdd0f9 loplugin:refcounting in accessibility
Change-Id: Ic9e780dc3f834e2e8b5d3a8d8445419a4bd050dd
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111300
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2021-02-22 13:39:58 +01:00

350 lines
11 KiB
C++

/* -*- 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/lang/IndexOutOfBoundsException.hpp>
#include <extended/AccessibleGridControlTable.hxx>
#include <extended/AccessibleGridControlTableCell.hxx>
#include <toolkit/helper/convert.hxx>
#include <vcl/accessibletable.hxx>
#include <vcl/svapp.hxx>
#include <tools/debug.hxx>
using ::com::sun::star::uno::Reference;
using ::com::sun::star::uno::Sequence;
using ::com::sun::star::uno::Any;
using namespace ::com::sun::star;
using namespace ::com::sun::star::accessibility;
using namespace ::vcl;
using namespace ::vcl::table;
namespace accessibility {
AccessibleGridControlTable::AccessibleGridControlTable(
const Reference< XAccessible >& rxParent,
IAccessibleTable& rTable) :
AccessibleGridControlTableBase( rxParent, rTable, TCTYPE_TABLE )
{
}
// XAccessibleContext ---------------------------------------------------------
Reference< XAccessible > SAL_CALL
AccessibleGridControlTable::getAccessibleChild( sal_Int32 nChildIndex )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidIndex( nChildIndex );
sal_Int32 nCount = getAccessibleChildCount();
if(m_aCellVector.empty() || m_aCellVector.size() != static_cast<unsigned>(nCount))
{
m_aCellVector.resize(nCount);
}
if(!m_aCellVector[nChildIndex].is())
{
rtl::Reference<AccessibleGridControlTableCell> pCell = new AccessibleGridControlTableCell(this, m_aTable, nChildIndex/m_aTable.GetColumnCount(), nChildIndex%m_aTable.GetColumnCount());
m_aCellVector[nChildIndex] = pCell;
}
return m_aCellVector[nChildIndex];
}
sal_Int32 SAL_CALL AccessibleGridControlTable::getAccessibleIndexInParent()
{
ensureIsAlive();
if(m_aTable.HasRowHeader() && m_aTable.HasColHeader())
return 0;
else if((!m_aTable.HasRowHeader() && m_aTable.HasColHeader()) || (m_aTable.HasRowHeader() && !m_aTable.HasColHeader()) )
return 1;
else
return 2;
}
// XAccessibleComponent -------------------------------------------------------
Reference< XAccessible > SAL_CALL
AccessibleGridControlTable::getAccessibleAtPoint( const awt::Point& rPoint )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
Reference< XAccessible > xChild;
sal_Int32 nRow = 0;
sal_Int32 nColumnPos = 0;
if( m_aTable.ConvertPointToCellAddress( nRow, nColumnPos, VCLPoint( rPoint ) ) )
xChild = new AccessibleGridControlTableCell(this, m_aTable, nRow, nColumnPos);
return xChild;
}
void SAL_CALL AccessibleGridControlTable::grabFocus()
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
m_aTable.GrabFocus();
}
// XAccessibleTable -----------------------------------------------------------
OUString SAL_CALL AccessibleGridControlTable::getAccessibleRowDescription( sal_Int32 nRow )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidRow( nRow );
return "row description";
}
OUString SAL_CALL AccessibleGridControlTable::getAccessibleColumnDescription( sal_Int32 nColumn )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidColumn( nColumn );
return "col description";
}
Reference< XAccessibleTable > SAL_CALL AccessibleGridControlTable::getAccessibleRowHeaders()
{
SolarMutexGuard g;
ensureIsAlive();
if(m_aTable.HasColHeader())
return implGetHeaderBar( 1 );
else
return implGetHeaderBar( 0 );
}
Reference< XAccessibleTable > SAL_CALL AccessibleGridControlTable::getAccessibleColumnHeaders()
{
SolarMutexGuard g;
ensureIsAlive();
return implGetHeaderBar( 0 );
}
Sequence< sal_Int32 > SAL_CALL AccessibleGridControlTable::getSelectedAccessibleRows()
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
Sequence< sal_Int32 > aSelSeq;
implGetSelectedRows( aSelSeq );
return aSelSeq;
}
//columns aren't selectable
Sequence< sal_Int32 > SAL_CALL AccessibleGridControlTable::getSelectedAccessibleColumns()
{
Sequence< sal_Int32 > aSelSeq(0);
return aSelSeq;
}
sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleRowSelected( sal_Int32 nRow )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidRow( nRow );
Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
return comphelper::findValue(selectedRows, nRow) != -1;
}
//columns aren't selectable
sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleColumnSelected( sal_Int32 )
{
return false;
}
Reference< XAccessible > SAL_CALL AccessibleGridControlTable::getAccessibleCellAt(
sal_Int32 nRow, sal_Int32 nColumn )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidAddress( nRow, nColumn );
sal_Int32 nCount = getAccessibleChildCount();
sal_Int32 nChildIndex = nRow*m_aTable.GetColumnCount() + nColumn;
if(m_aCellVector.empty() || m_aCellVector.size() != static_cast<unsigned>(nCount))
{
m_aCellVector.resize(nCount);
}
if(!m_aCellVector[nChildIndex].is())
{
rtl::Reference<AccessibleGridControlTableCell> pCell = new AccessibleGridControlTableCell(this, m_aTable, nRow, nColumn);
m_aCellVector[nChildIndex] = pCell;
}
return m_aCellVector[nChildIndex];
}
sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleSelected(
sal_Int32 nRow, sal_Int32 nColumn )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidAddress( nRow, nColumn );
//selection of single cells not possible, so if row is selected, the cell will be selected too
return isAccessibleRowSelected(nRow);
}
void SAL_CALL AccessibleGridControlTable::selectAccessibleChild( sal_Int32 nChildIndex )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidIndex( nChildIndex );
sal_Int32 nColumns = m_aTable.GetColumnCount();
sal_Int32 nRow = nChildIndex / nColumns;
m_aTable.SelectRow( nRow, true );
}
sal_Bool SAL_CALL AccessibleGridControlTable::isAccessibleChildSelected( sal_Int32 nChildIndex )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
ensureIsValidIndex( nChildIndex );
sal_Int32 nColumns = m_aTable.GetColumnCount();
sal_Int32 nRow = nChildIndex / nColumns;
return isAccessibleRowSelected(nRow);
}
void SAL_CALL AccessibleGridControlTable::clearAccessibleSelection()
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
m_aTable.SelectAllRows( false );
}
void SAL_CALL AccessibleGridControlTable::selectAllAccessibleChildren()
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
for(tools::Long i=0; i<m_aTable.GetRowCount(); i++)
selectedRows[i]=i;
}
sal_Int32 SAL_CALL AccessibleGridControlTable::getSelectedAccessibleChildCount()
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
Sequence< sal_Int32 > selectedRows = getSelectedAccessibleRows();
sal_Int32 nColumns = m_aTable.GetColumnCount();
return selectedRows.getLength()*nColumns;
}
Reference< XAccessible > SAL_CALL
AccessibleGridControlTable::getSelectedAccessibleChild( sal_Int32 nSelectedChildIndex )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
if(isAccessibleChildSelected(nSelectedChildIndex))
return getAccessibleChild(nSelectedChildIndex);
else
return nullptr;
}
//not implemented yet, because only row selection possible
void SAL_CALL AccessibleGridControlTable::deselectAccessibleChild(
sal_Int32 )
{
SolarMutexGuard aSolarGuard;
ensureIsAlive();
}
// XInterface -----------------------------------------------------------------
Any SAL_CALL AccessibleGridControlTable::queryInterface( const uno::Type& rType )
{
Any aAny( AccessibleGridControlTableBase::queryInterface( rType ) );
return aAny.hasValue() ?
aAny : AccessibleGridControlTableSelectionImplHelper::queryInterface( rType );
}
void SAL_CALL AccessibleGridControlTable::acquire() throw ()
{
AccessibleGridControlTableBase::acquire();
}
void SAL_CALL AccessibleGridControlTable::release() throw ()
{
AccessibleGridControlTableBase::release();
}
// XServiceInfo ---------------------------------------------------------------
OUString SAL_CALL AccessibleGridControlTable::getImplementationName()
{
return "com.sun.star.accessibility.AccessibleGridControlTable";
}
// internal virtual methods ---------------------------------------------------
tools::Rectangle AccessibleGridControlTable::implGetBoundingBox()
{
vcl::Window* pParent = m_aTable.GetAccessibleParentWindow();
DBG_ASSERT( pParent, "implGetBoundingBox - missing parent window" );
tools::Rectangle aGridRect( m_aTable.GetWindowExtentsRelative( pParent ));
tools::Rectangle aTableRect( m_aTable.calcTableRect() );
tools::Long nX = aGridRect.Left() + aTableRect.Left();
tools::Long nY = aGridRect.Top() + aTableRect.Top();
tools::Long nWidth = aGridRect.GetSize().Width()-aTableRect.Left();
tools::Long nHeight = aGridRect.GetSize().Height()-aTableRect.Top();
tools::Rectangle aTable( Point( nX, nY ), Size( nWidth, nHeight ));
return aTable;
}
tools::Rectangle AccessibleGridControlTable::implGetBoundingBoxOnScreen()
{
tools::Rectangle aGridRect( m_aTable.GetWindowExtentsRelative( nullptr ));
tools::Rectangle aTableRect( m_aTable.calcTableRect() );
tools::Long nX = aGridRect.Left() + aTableRect.Left();
tools::Long nY = aGridRect.Top() + aTableRect.Top();
tools::Long nWidth = aGridRect.GetSize().Width()-aTableRect.Left();
tools::Long nHeight = aGridRect.GetSize().Height()-aTableRect.Top();
tools::Rectangle aTable( Point( nX, nY ), Size( nWidth, nHeight ));
return aTable;
}
// internal helper methods ----------------------------------------------------
Reference< XAccessibleTable > AccessibleGridControlTable::implGetHeaderBar(
sal_Int32 nChildIndex )
{
Reference< XAccessible > xRet;
Reference< XAccessibleContext > xContext( m_xParent, uno::UNO_QUERY );
if( xContext.is() )
{
try
{
xRet = xContext->getAccessibleChild( nChildIndex );
}
catch (const lang::IndexOutOfBoundsException&)
{
OSL_FAIL( "implGetHeaderBar - wrong child index" );
}
// RuntimeException goes to caller
}
return Reference< XAccessibleTable >( xRet, uno::UNO_QUERY );
}
} // namespace accessibility
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */