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/* -*- 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_COMPHELPER_ENUMHELPER_HXX
#define INCLUDED_COMPHELPER_ENUMHELPER_HXX
#include <com/sun/star/container/XEnumeration.hpp>
#include <com/sun/star/lang/XEventListener.hpp>
#include <cppuhelper/implbase.hxx>
#include <osl/mutex.hxx>
#include <comphelper/comphelperdllapi.h>
namespace com::sun::star::container { class XIndexAccess; }
namespace com::sun::star::container { class XNameAccess; }
namespace comphelper
{
struct OEnumerationLock
{
public:
::osl::Mutex m_aLock;
};
/** provides a com.sun.star.container::XEnumeration access based
on an object implementing the com.sun.star.container::XNameAccess interface
*/
class COMPHELPER_DLLPUBLIC OEnumerationByName final : private OEnumerationLock
, public ::cppu::WeakImplHelper< css::container::XEnumeration ,
css::lang::XEventListener >
{
css::uno::Sequence< OUString > const m_aNames;
sal_Int32 m_nPos;
css::uno::Reference< css::container::XNameAccess > m_xAccess;
bool m_bListening;
public:
OEnumerationByName(const css::uno::Reference< css::container::XNameAccess >& _rxAccess);
OEnumerationByName(const css::uno::Reference< css::container::XNameAccess >& _rxAccess,
const css::uno::Sequence< OUString >& _aNames );
virtual ~OEnumerationByName() override;
virtual sal_Bool SAL_CALL hasMoreElements( ) override;
virtual css::uno::Any SAL_CALL nextElement( ) override;
virtual void SAL_CALL disposing(const css::lang::EventObject& aEvent) override;
private:
COMPHELPER_DLLPRIVATE void impl_startDisposeListening();
COMPHELPER_DLLPRIVATE void impl_stopDisposeListening();
};
/** provides a com.sun.star.container::XEnumeration access based
on an object implementing the com.sun.star.container::XNameAccess interface
*/
class COMPHELPER_DLLPUBLIC OEnumerationByIndex final : private OEnumerationLock
, public ::cppu::WeakImplHelper< css::container::XEnumeration ,
css::lang::XEventListener >
{
sal_Int32 m_nPos;
css::uno::Reference< css::container::XIndexAccess > m_xAccess;
bool m_bListening;
public:
OEnumerationByIndex(const css::uno::Reference< css::container::XIndexAccess >& _rxAccess);
virtual ~OEnumerationByIndex() override;
virtual sal_Bool SAL_CALL hasMoreElements( ) override;
virtual css::uno::Any SAL_CALL nextElement( ) override;
virtual void SAL_CALL disposing(const css::lang::EventObject& aEvent) override;
private:
COMPHELPER_DLLPRIVATE void impl_startDisposeListening();
COMPHELPER_DLLPRIVATE void impl_stopDisposeListening();
};
// this is the way that works for ENABLE_LTO with MSVC 2013
class SAL_DLLPUBLIC_TEMPLATE OAnyEnumeration_BASE
: public ::cppu::WeakImplHelper<css::container::XEnumeration> {};
/** provides a com.sun.star.container::XEnumeration
for an outside set vector of Any's.
*/
class COMPHELPER_DLLPUBLIC OAnyEnumeration final : private OEnumerationLock
, public OAnyEnumeration_BASE
{
sal_Int32 m_nPos;
css::uno::Sequence< css::uno::Any > m_lItems;
public:
OAnyEnumeration(const css::uno::Sequence< css::uno::Any >& lItems);
virtual ~OAnyEnumeration() override;
virtual sal_Bool SAL_CALL hasMoreElements( ) override;
virtual css::uno::Any SAL_CALL nextElement( ) override;
};
}
#endif // INCLUDED_COMPHELPER_ENUMHELPER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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