libreoffice/sw/source/core/access/accpage.hxx

/* -*- 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 .
 */

#ifndef INCLUDED_SW_SOURCE_CORE_ACCESS_ACCPAGE_HXX
#define INCLUDED_SW_SOURCE_CORE_ACCESS_ACCPAGE_HXX

#include "acccontext.hxx"

/**
 * accessibility implementation for the page (SwPageFrm)
 * The page is _only_ visible in the page preview. For the regular
 * document view, it doesn't make sense to add this additional element
 * into the hierarchy. For the page preview, however, the page is the
 * important.
 */
class SwAccessiblePage : public SwAccessibleContext
{
    bool    bIsSelected;    // protected by base class mutex

    bool    IsSelected();

    using SwAccessibleFrame::GetBounds;

protected:
    // return the bounding box for the page in page preview mode
    SwRect GetBounds( /* const SwFrm *pFrm =0 */ );

    // Set states for getAccessibleStateSet.
    // This derived class additionally sets
    // FOCUSABLE(1) and FOCUSED(+)
    virtual void GetStates( ::utl::AccessibleStateSetHelper& rStateSet ) SAL_OVERRIDE;

    virtual void _InvalidateCursorPos() SAL_OVERRIDE;
    virtual void _InvalidateFocus() SAL_OVERRIDE;

    virtual ~SwAccessiblePage();

public:
    // convenience constructor to avoid typecast;
    // may only be called with SwPageFrm argument
    SwAccessiblePage( SwAccessibleMap* pInitMap, const SwFrm* pFrame );

    // XAccessibleContext methods that need to be overridden

    virtual OUString SAL_CALL getAccessibleDescription()
        throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

    // XServiceInfo

    virtual OUString SAL_CALL getImplementationName()
        throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual sal_Bool SAL_CALL supportsService (
        const OUString& sServiceName)
        throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
    virtual ::com::sun::star::uno::Sequence< OUString> SAL_CALL
        getSupportedServiceNames()
        throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

    // XTypeProvider
    virtual ::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId(  ) throw(::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;

    virtual bool HasCursor() SAL_OVERRIDE;   // required by map to remember that object
};

#endif

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