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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 _IMPCONT_HXX
#define _IMPCONT_HXX
#include <tools/tools.h>
#include <tools/contnr.hxx>
typedef void* PVOID;
class CBlock
{
private:
CBlock* pPrev; ///< Previous block
CBlock* pNext; ///< Next block
sal_uInt16 nSize; ///< block size
sal_uInt16 nCount; ///< number of pointers
void** pNodes; ///< stores node pointers
#if defined DBG_UTIL
static char const * DbgCheckCBlock(void const *);
#endif
public:
/// used for list container
CBlock( sal_uInt16 nSize, CBlock* pPrev, CBlock* pNext );
/// used for array container
CBlock( sal_uInt16 nSize, CBlock* pPrev );
/// Copy-Ctor
CBlock( const CBlock& r, CBlock* pPrev );
~CBlock();
void Insert( void* p, sal_uInt16 nIndex, sal_uInt16 nReSize );
CBlock* Split( void* p, sal_uInt16 nIndex, sal_uInt16 nReSize );
void* Remove( sal_uInt16 nIndex, sal_uInt16 nReSize );
void* Replace( void* pNew, sal_uInt16 nIndex );
void** GetNodes() const { return pNodes; }
void** GetObjectPtr( sal_uInt16 nIndex );
void* GetObject( sal_uInt16 nIndex ) const;
sal_uInt16 GetSize() const { return nCount; }
sal_uInt16 Count() const { return nCount; }
void SetPrevBlock( CBlock* p ) { pPrev = p; }
void SetNextBlock( CBlock* p ) { pNext = p; }
CBlock* GetPrevBlock() const { return pPrev; }
CBlock* GetNextBlock() const { return pNext; }
void Reset() { nCount = 0; }
private:
CBlock( const CBlock& r );
friend class Container;
};
/// @return a node pointer given a block index
inline void* CBlock::GetObject( sal_uInt16 nIndex ) const
{
return pNodes[nIndex];
}
/** A pointer is often located in the first block, thus check this position
before calling GetObject.
*/
inline void* Container::ImpGetObject( sal_uIntPtr nIndex ) const
{
if ( pFirstBlock && (nIndex < pFirstBlock->Count()) )
// Return item within the found block
return pFirstBlock->GetObject( (sal_uInt16)nIndex );
else
return GetObject( nIndex );
}
// #i70651#: Prevent warnings on Mac OS X
#ifdef MACOSX
#pragma GCC system_header
#endif
/// If only one block exists, return its data array.
inline void** Container::ImpGetOnlyNodes() const
{
if ( (pFirstBlock == pLastBlock) && pFirstBlock )
return pFirstBlock->GetNodes();
else
return NULL;
}
#endif // _IMPCONT_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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