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libreoffice/winaccessibility/source/UAccCOM/AccTableCell.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

313 lines
8.7 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 "AccTableCell.h"
#include "MAccessible.h"
#include <vcl/svapp.hxx>
#include <com/sun/star/accessibility/XAccessible.hpp>
using namespace com::sun::star::accessibility;
using namespace com::sun::star::uno;
CAccTableCell::CAccTableCell()
: m_nIndexInParent(0)
{
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::put_XInterface(hyper pXInterface)
{
// internal IUNOXWrapper - no mutex meeded
try
{
CUNOXWrapper::put_XInterface(pXInterface);
if (pUNOInterface == nullptr)
return E_INVALIDARG;
Reference<XAccessibleContext> xContext = pUNOInterface->getAccessibleContext();
if (!xContext.is())
return E_FAIL;
// retrieve reference to table (parent of the cell)
Reference<XAccessibleContext> xParentContext
= xContext->getAccessibleParent()->getAccessibleContext();
Reference<XAccessibleTable> xTable(xParentContext, UNO_QUERY);
if (!xTable.is())
{
m_xTable.clear();
return E_FAIL;
}
m_xTable = xTable;
m_nIndexInParent = xContext->getAccessibleIndexInParent();
return S_OK;
}
catch (...)
{
return E_FAIL;
}
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_columnExtent(long* pColumnsSpanned)
{
SolarMutexGuard g;
try
{
if (pColumnsSpanned == nullptr)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
long nRow = 0, nColumn = 0;
get_rowIndex(&nRow);
get_columnIndex(&nColumn);
*pColumnsSpanned = m_xTable->getAccessibleColumnExtentAt(nRow, nColumn);
return S_OK;
}
catch (...)
{
return E_FAIL;
}
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_columnHeaderCells(IUnknown*** cellAccessibles,
long* pColumnHeaderCellCount)
{
SolarMutexGuard g;
if (!cellAccessibles || !pColumnHeaderCellCount)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
Reference<XAccessibleTable> xHeaders = m_xTable->getAccessibleColumnHeaders();
if (!xHeaders.is())
return E_FAIL;
const sal_Int32 nCount = xHeaders->getAccessibleRowCount();
*pColumnHeaderCellCount = nCount;
*cellAccessibles = static_cast<IUnknown**>(CoTaskMemAlloc(nCount * sizeof(IUnknown*)));
assert(*cellAccessibles && "Don't handle OOM conditions");
sal_Int32 nCol = 0;
get_columnIndex(&nCol);
for (sal_Int32 nRow = 0; nRow < nCount; nRow++)
{
Reference<XAccessible> xCell = xHeaders->getAccessibleCellAt(nRow, nCol);
assert(xCell.is());
IAccessible* pIAccessible = CMAccessible::get_IAccessibleFromXAccessible(xCell.get());
if (!pIAccessible)
{
Reference<XAccessible> xTableAcc(m_xTable, UNO_QUERY);
CMAccessible::g_pAccObjectManager->InsertAccObj(xCell.get(), xTableAcc.get());
pIAccessible = CMAccessible::get_IAccessibleFromXAccessible(xCell.get());
}
assert(pIAccessible && "Couldn't retrieve IAccessible object for cell.");
pIAccessible->AddRef();
(*cellAccessibles)[nRow] = pIAccessible;
}
return S_OK;
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_columnIndex(long* pColumnIndex)
{
SolarMutexGuard g;
try
{
if (pColumnIndex == nullptr)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
*pColumnIndex = m_xTable->getAccessibleColumn(m_nIndexInParent);
return S_OK;
}
catch (...)
{
return E_FAIL;
}
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_rowExtent(long* pRowsSpanned)
{
SolarMutexGuard g;
try
{
if (pRowsSpanned == nullptr)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
long nRow = 0, nColumn = 0;
get_rowIndex(&nRow);
get_columnIndex(&nColumn);
*pRowsSpanned = m_xTable->getAccessibleRowExtentAt(nRow, nColumn);
return S_OK;
}
catch (...)
{
return E_FAIL;
}
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_rowHeaderCells(IUnknown*** cellAccessibles,
long* pRowHeaderCellCount)
{
SolarMutexGuard g;
if (!cellAccessibles || !pRowHeaderCellCount)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
Reference<XAccessibleTable> xHeaders = m_xTable->getAccessibleRowHeaders();
if (!xHeaders.is())
return E_FAIL;
const sal_Int32 nCount = xHeaders->getAccessibleColumnCount();
*pRowHeaderCellCount = nCount;
*cellAccessibles = static_cast<IUnknown**>(CoTaskMemAlloc(nCount * sizeof(IUnknown*)));
assert(*cellAccessibles && "Don't handle OOM conditions");
sal_Int32 nRow = 0;
get_rowIndex(&nRow);
for (sal_Int32 nCol = 0; nCol < nCount; nCol++)
{
Reference<XAccessible> xCell = xHeaders->getAccessibleCellAt(nRow, nCol);
assert(xCell.is());
IAccessible* pIAccessible = CMAccessible::get_IAccessibleFromXAccessible(xCell.get());
if (!pIAccessible)
{
Reference<XAccessible> xTableAcc(m_xTable, UNO_QUERY);
CMAccessible::g_pAccObjectManager->InsertAccObj(xCell.get(), xTableAcc.get());
pIAccessible = CMAccessible::get_IAccessibleFromXAccessible(xCell.get());
}
assert(pIAccessible && "Couldn't retrieve IAccessible object for cell.");
pIAccessible->AddRef();
(*cellAccessibles)[nCol] = pIAccessible;
}
return S_OK;
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_rowIndex(long* pRowIndex)
{
SolarMutexGuard g;
try
{
if (pRowIndex == nullptr)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
*pRowIndex = m_xTable->getAccessibleRow(m_nIndexInParent);
return S_OK;
}
catch (...)
{
return E_FAIL;
}
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_isSelected(boolean* pIsSelected)
{
SolarMutexGuard g;
try
{
if (pIsSelected == nullptr)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
long nRow = 0, nColumn = 0;
get_rowIndex(&nRow);
get_columnIndex(&nColumn);
*pIsSelected = m_xTable->isAccessibleSelected(nRow, nColumn);
return S_OK;
}
catch (...)
{
return E_FAIL;
}
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_rowColumnExtents(long* pRow, long* pColumn,
long* pRowExtents,
long* pColumnExtents,
boolean* pIsSelected)
{
SolarMutexGuard g;
if (!pRow || !pColumn || !pRowExtents || !pColumnExtents || !pIsSelected)
return E_INVALIDARG;
if (get_rowIndex(pRow) != S_OK)
return E_FAIL;
if (get_columnIndex(pColumn) != S_OK)
return E_FAIL;
if (get_rowExtent(pRowExtents) != S_OK)
return E_FAIL;
if (get_columnExtent(pColumnExtents) != S_OK)
return E_FAIL;
if (get_isSelected(pIsSelected) != S_OK)
return E_FAIL;
return S_OK;
}
COM_DECLSPEC_NOTHROW STDMETHODIMP CAccTableCell::get_table(IUnknown** ppTable)
{
if (!ppTable)
return E_INVALIDARG;
if (!m_xTable.is())
return E_FAIL;
Reference<XAccessible> xAcc(m_xTable, UNO_QUERY);
if (!xAcc.is())
return E_FAIL;
IAccessible* pRet = CMAccessible::get_IAccessibleFromXAccessible(xAcc.get());
if (!pRet)
return E_FAIL;
*ppTable = pRet;
pRet->AddRef();
return S_OK;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */