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