/* -*- 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 <comphelper/accessiblecontexthelper.hxx>

#include <comphelper/accessibleselectionhelper.hxx>

namespace comphelper

{

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

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

OCommonAccessibleSelection::OCommonAccessibleSelection() {}

OCommonAccessibleSelection::~OCommonAccessibleSelection() {}

void OCommonAccessibleSelection::selectAccessibleChild(sal_Int64 nChildIndex)

{

    implSelect(nChildIndex, true);

}

bool OCommonAccessibleSelection::isAccessibleChildSelected(sal_Int64 nChildIndex)

{

    return implIsSelected(nChildIndex);

}

void OCommonAccessibleSelection::clearAccessibleSelection()

{

    implSelect(ACCESSIBLE_SELECTION_CHILD_ALL, false);

}

void OCommonAccessibleSelection::selectAllAccessibleChildren()

{

    implSelect(ACCESSIBLE_SELECTION_CHILD_ALL, true);

}

sal_Int64 OCommonAccessibleSelection::getSelectedAccessibleChildCount()

{

    sal_Int64 nRet = 0;

    Reference<XAccessibleContext> xParentContext(implGetAccessibleContext());

    OSL_ENSURE(xParentContext.is(),

               "OCommonAccessibleSelection::getSelectedAccessibleChildCount: no parent context!");

    if (xParentContext.is())

    {

        for (sal_Int64 i = 0, nChildCount = xParentContext->getAccessibleChildCount();

             i < nChildCount; i++)

            if (implIsSelected(i))

                ++nRet;

    }

    return nRet;

}

Reference<XAccessible>

OCommonAccessibleSelection::getSelectedAccessibleChild(sal_Int64 nSelectedChildIndex)

{

    Reference<XAccessible> xRet;

    Reference<XAccessibleContext> xParentContext(implGetAccessibleContext());

    OSL_ENSURE(xParentContext.is(),

               "OCommonAccessibleSelection::getSelectedAccessibleChildCount: no parent context!");

    if (xParentContext.is())

    {

        for (sal_Int64 i = 0, nChildCount = xParentContext->getAccessibleChildCount(), nPos = 0;

             (i < nChildCount) && !xRet.is(); i++)

            if (implIsSelected(i) && (nPos++ == nSelectedChildIndex))

                xRet = xParentContext->getAccessibleChild(i);

    }

    return xRet;

}

void OCommonAccessibleSelection::deselectAccessibleChild(sal_Int64 nSelectedChildIndex)

{

    implSelect(nSelectedChildIndex, false);

}

OAccessibleSelectionHelper::OAccessibleSelectionHelper() {}

Reference<XAccessibleContext> OAccessibleSelectionHelper::implGetAccessibleContext()

{

    return this;

}

void SAL_CALL OAccessibleSelectionHelper::selectAccessibleChild(sal_Int64 nChildIndex)

{

    OExternalLockGuard aGuard(this);

    OCommonAccessibleSelection::selectAccessibleChild(nChildIndex);

}

sal_Bool SAL_CALL OAccessibleSelectionHelper::isAccessibleChildSelected(sal_Int64 nChildIndex)

{

    OExternalLockGuard aGuard(this);

    return OCommonAccessibleSelection::isAccessibleChildSelected(nChildIndex);

}

void SAL_CALL OAccessibleSelectionHelper::clearAccessibleSelection()

{

    OExternalLockGuard aGuard(this);

    OCommonAccessibleSelection::clearAccessibleSelection();

}

void SAL_CALL OAccessibleSelectionHelper::selectAllAccessibleChildren()

{

    OExternalLockGuard aGuard(this);

    OCommonAccessibleSelection::selectAllAccessibleChildren();

}

sal_Int64 SAL_CALL OAccessibleSelectionHelper::getSelectedAccessibleChildCount()

{

    OExternalLockGuard aGuard(this);

    return OCommonAccessibleSelection::getSelectedAccessibleChildCount();

}

Reference<XAccessible>

    SAL_CALL OAccessibleSelectionHelper::getSelectedAccessibleChild(sal_Int64 nSelectedChildIndex)

{

    OExternalLockGuard aGuard(this);

    return OCommonAccessibleSelection::getSelectedAccessibleChild(nSelectedChildIndex);

}

void SAL_CALL OAccessibleSelectionHelper::deselectAccessibleChild(sal_Int64 nSelectedChildIndex)

{

    OExternalLockGuard aGuard(this);

    OCommonAccessibleSelection::deselectAccessibleChild(nSelectedChildIndex);

}

} // namespace comphelper

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