/* -*- 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 <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_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_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;
    }
}

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