/* -*- 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 <accessibility/vclxaccessibletabpagewindow.hxx>

#include <comphelper/accessiblecontexthelper.hxx>

#include <vcl/tabctrl.hxx>

#include <vcl/tabpage.hxx>

#include <vcl/unohelp.hxx>

#include <sal/log.hxx>

using namespace ::com::sun::star;

using namespace ::com::sun::star::uno;

using namespace ::com::sun::star::accessibility;

using namespace ::comphelper;

VCLXAccessibleTabPageWindow::VCLXAccessibleTabPageWindow(vcl::Window* pWindow)

    : VCLXAccessibleComponent(pWindow)

{

    m_pTabPage = GetAs<TabPage>();

    m_pTabControl = nullptr;

    m_nPageId = 0;

    if ( !m_pTabPage )

        return;

    vcl::Window* pParent = m_pTabPage->GetAccessibleParentWindow();

    if ( !(pParent && pParent->GetType() == WindowType::TABCONTROL) )

        return;

    m_pTabControl = static_cast< TabControl* >( pParent );

    if ( m_pTabControl )

    {

        for ( sal_uInt16 i = 0, nCount = m_pTabControl->GetPageCount(); i < nCount; ++i )

        {

            sal_uInt16 nPageId = m_pTabControl->GetPageId( i );

            if ( m_pTabControl->GetTabPage( nPageId ) == m_pTabPage.get() )

                m_nPageId = nPageId;

        }

    }

}

// OAccessible

awt::Rectangle VCLXAccessibleTabPageWindow::implGetBounds()

{

    awt::Rectangle aBounds( 0, 0, 0, 0 );

    if ( m_pTabControl )

    {

        tools::Rectangle aPageRect = m_pTabControl->GetTabBounds( m_nPageId );

        if ( m_pTabPage )

        {

            tools::Rectangle aRect( m_pTabPage->GetPosPixel(), m_pTabPage->GetSizePixel() );

            aRect.Move( -aPageRect.Left(), -aPageRect.Top() );

            aBounds = vcl::unohelper::ConvertToAWTRect(aRect);

        }

    }

    return aBounds;

}

// XComponent

void VCLXAccessibleTabPageWindow::disposing()

{

    VCLXAccessibleComponent::disposing();

    m_pTabControl = nullptr;

    m_pTabPage = nullptr;

}

// XAccessibleContext

Reference< XAccessible > VCLXAccessibleTabPageWindow::getAccessibleParent(  )

{

    OExternalLockGuard aGuard( this );

    Reference< XAccessible > xParent;

    if ( m_pTabControl )

    {

        rtl::Reference<comphelper::OAccessible> pAcc = m_pTabControl->GetAccessible();

        if (pAcc.is())

        {

            sal_uInt16 const nPagePos(m_pTabControl->GetPagePos(m_nPageId));

            SAL_WARN_IF(nPagePos == TAB_PAGE_NOTFOUND, "accessibility",

                        "getAccessibleParent(): no tab page");

            if (nPagePos != TAB_PAGE_NOTFOUND)

            {

                xParent = pAcc->getAccessibleChild(nPagePos);

            }

        }

    }

    return xParent;

}

sal_Int64 VCLXAccessibleTabPageWindow::getAccessibleIndexInParent(  )

{

    OExternalLockGuard aGuard( this );

    return 0;

}

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