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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_SW_SOURCE_CORE_INC_RETRIEVEDINPUTSTREAMDATA_HXX
#define INCLUDED_SW_SOURCE_CORE_INC_RETRIEVEDINPUTSTREAMDATA_HXX
#include <tools/link.hxx>
#include <sal/types.h>
#include <mutex>
#include <com/sun/star/uno/Reference.hxx>
#include <map>
#include <memory>
namespace com::sun::star::io { class XInputStream; }
class SwAsyncRetrieveInputStreamThreadConsumer;
/** Singleton class to manage retrieved input stream data in Writer
OD 2007-01-29 #i73788#
The instance of this class provides data container for retrieved input
stream data. The data container is accessed via a key, which the data
manager provides on creation of the data container.
When a certain data container is filled with data, an user event is submitted
to trigger the processing of with data.
*/
class SwRetrievedInputStreamDataManager
{
public:
typedef sal_uInt64 tDataKey;
struct tData
{
std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
css::uno::Reference<css::io::XInputStream> mxInputStream;
bool mbIsStreamReadOnly;
tData()
: mpThreadConsumer(),
mbIsStreamReadOnly( false )
{};
tData( std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > pThreadConsumer )
: mpThreadConsumer( pThreadConsumer ),
mbIsStreamReadOnly( false )
{};
};
static SwRetrievedInputStreamDataManager& GetManager();
tDataKey ReserveData( std::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > const & pThreadConsumer );
void PushData( const tDataKey nDataKey,
css::uno::Reference<css::io::XInputStream> const & xInputStream,
const bool bIsStreamReadOnly );
bool PopData( const tDataKey nDataKey,
tData& rData );
DECL_STATIC_LINK( SwRetrievedInputStreamDataManager, LinkedInputStreamReady, void*, void );
private:
static tDataKey snNextKeyValue;
std::mutex maMutex;
std::map< tDataKey, tData > maInputStreamData;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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