/* -*- 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 <config_options.h>
#include <com/sun/star/container/XEnumeration.hpp>
#include <com/sun/star/lang/XEventListener.hpp>
#include <comphelper/comphelperdllapi.h>
#include <cppuhelper/implbase.hxx>
#include <mutex>
#include <variant>
#include <vector>
namespace com::sun::star::container {
class XIndexAccess; }
namespace com::sun::star::container {
class XNameAccess; }
namespace comphelper
{
/** provides a com.sun.star.container::XEnumeration access based
on an object implementing the com.sun.star.container::XNameAccess interface
*/
class UNLESS_MERGELIBS_MORE(COMPHELPER_DLLPUBLIC) OEnumerationByName final :
public ::cppu::WeakImplHelper< css::container::XEnumeration ,
css::lang::XEventListener >
{
std::variant<css::uno::Sequence< OUString >, std::vector<OUString>> m_aNames;
css::uno::Reference< css::container::XNameAccess > m_xAccess;
sal_Int32 m_nPos;
bool m_bListening;
std::mutex m_aLock;
public:
OEnumerationByName(css::uno::Reference< css::container::XNameAccess > _xAccess);
OEnumerationByName(css::uno::Reference< css::container::XNameAccess > _xAccess,
std::vector<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:
sal_Int32 getLength()
const;
const OUString& getElement(sal_Int32 nIndex)
const;
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 :
public ::cppu::WeakImplHelper< css::container::XEnumeration ,
css::lang::XEventListener >
{
css::uno::Reference< css::container::XIndexAccess > m_xAccess;
sal_Int32 m_nPos;
bool m_bListening;
std::mutex m_aLock;
public:
OEnumerationByIndex(css::uno::Reference< css::container::XIndexAccess > _xAccess);
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 UNLESS_MERGELIBS_MORE(COMPHELPER_DLLPUBLIC) OAnyEnumeration final :
public OAnyEnumeration_BASE
{
sal_Int32 m_nPos;
css::uno::Sequence< css::uno::Any > m_lItems;
std::mutex m_aLock;
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
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