/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: sfx2_nochaos.cxx,v $
 *
 *  $Revision: 1.5 $
 *
 *  last change: $Author: rt $ $Date: 2006/10/27 19:32:28 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#include <svtools/itempool.hxx>
#include <svtools/stritem.hxx>
#include <nochaos.hxx>
#include "sfxuno.hxx"
namespace binfilter {


#define WID_CHAOS_START 500
//=========================================================================
//
// class CntStaticPoolDefaults_Impl
//
//=========================================================================

class CntItemPool;

class CntStaticPoolDefaults_Impl
{
	sal_uInt32		  m_nItems;
	SfxPoolItem** m_ppDefaults;
	SfxItemInfo*  m_pItemInfos;

private:
	// Forbidden and not implemented...
	CntStaticPoolDefaults_Impl( const CntStaticPoolDefaults_Impl& );
    CntStaticPoolDefaults_Impl&	operator=( const CntStaticPoolDefaults_Impl& );

	inline void Insert( SfxPoolItem* pItem, sal_uInt16 nSID, sal_uInt16 nFlags );

public:
	CntStaticPoolDefaults_Impl( CntItemPool* pPool );
	~CntStaticPoolDefaults_Impl();

	SfxPoolItem** 	   GetDefaults() const  { return m_ppDefaults; }
	const SfxItemInfo* GetItemInfos() const { return m_pItemInfos; }
};

//----------------------------------------------------------------------------

//=========================================================================

class CntItemPool: public SfxItemPool
{
	static CntItemPool* _pThePool;
	USHORT              _nRefs;

protected:
			 CntItemPool();
	virtual ~CntItemPool();

public:
	static CntItemPool* Acquire();
	static USHORT 		Release();
};

//----------------------------------------------------------------------------

//----------------------------------------------------------------------------
// static
/*N*/ SfxItemPool* NoChaos::GetItemPool()
/*N*/ {
/*N*/ 	// Get and hold CHAOS item pool.
/*N*/ 	return CntItemPool::Acquire();
/*N*/ }

//----------------------------------------------------------------------------
// static
/*N*/ USHORT NoChaos::ReleaseItemPool()
/*N*/ {
/*N*/ 	// Release CHAOS item pool.
/*N*/ 	return CntItemPool::Release();
/*N*/ }

//=========================================================================
//
//	CntItemPool implementation
//
//=========================================================================

static CntStaticPoolDefaults_Impl* pPoolDefs_Impl = NULL;

// static member!
CntItemPool* CntItemPool::_pThePool = NULL;

//-------------------------------------------------------------------------
/*N*/ CntItemPool::CntItemPool()
/*N*/ : SfxItemPool( DEFINE_CONST_UNICODE("chaos"), WID_CHAOS_START, WID_CHAOS_START, NULL ),
/*N*/   _nRefs( 0 )
/*N*/ {
/*N*/     SetFileFormatVersion( SOFFICE_FILEFORMAT_50 );
/*N*/ 
/*N*/ 	FreezeIdRanges();
/*N*/ 
/*N*/ 	// Create static defaults.
/*N*/ 	pPoolDefs_Impl = new CntStaticPoolDefaults_Impl( this );
/*N*/ 
/*N*/ 	// Set item infos.
/*N*/ 	SetItemInfos( pPoolDefs_Impl->GetItemInfos() );
/*N*/ 
/*N*/ 	// Set static pool default items.
/*N*/ 	SetDefaults( pPoolDefs_Impl->GetDefaults() );
/*N*/ }

//-------------------------------------------------------------------------
//virtual
/*N*/ CntItemPool::~CntItemPool()
/*N*/ {
/*N*/ 	// Release static pool default items.
/*N*/ 	ReleaseDefaults( sal_False );
/*N*/ }

//-------------------------------------------------------------------------
// static
/*N*/ CntItemPool* CntItemPool::Acquire()
/*N*/ {
/*N*/ 	if ( !_pThePool )
/*N*/ 		_pThePool = new CntItemPool;
/*N*/ 
/*N*/ 	_pThePool->_nRefs++;
/*N*/ 
/*N*/ 	return _pThePool;
/*N*/ }

//-------------------------------------------------------------------------
// static
/*N*/ sal_uInt16 CntItemPool::Release()
/*N*/ {
/*N*/ 	if ( !_pThePool )
/*N*/ 		return 0;
/*N*/ 
/*N*/ 	sal_uInt16& nRefs = _pThePool->_nRefs;
/*N*/ 
/*N*/ 	if ( nRefs )
/*N*/ 		--nRefs;
/*N*/ 
/*N*/ 	if ( !nRefs )
/*N*/ 	{
/*N*/ 		DELETEZ( _pThePool );
/*N*/ 		DELETEZ( pPoolDefs_Impl );
/*N*/ 		return 0;
/*N*/ 	}
/*N*/ 
/*N*/ 	return nRefs;
/*N*/ }

//=========================================================================
//
// CntStaticPoolDefaults_Impl implementation.
//
//=========================================================================

/*?*/ inline void CntStaticPoolDefaults_Impl::Insert(
/*?*/ 	 	SfxPoolItem* pItem, 		/* Static Pool Default Item */
/*?*/      	sal_uInt16 nSID, sal_uInt16 nFlags  /* Item Info */	)
/*?*/ {
/*?*/ 	sal_uInt16 nPos = pItem->Which() - WID_CHAOS_START;
/*?*/ 
/*?*/ 	m_ppDefaults[ nPos ]         = pItem;
/*?*/ 	m_pItemInfos[ nPos ]._nSID   = nSID;
/*?*/ 	m_pItemInfos[ nPos ]._nFlags = nFlags;
/*?*/ }

//-------------------------------------------------------------------------
/*N*/ CntStaticPoolDefaults_Impl::~CntStaticPoolDefaults_Impl()
/*N*/ {
/*N*/ 	for ( sal_uInt32 n = 0; n < m_nItems; ++n )
/*N*/ 		delete m_ppDefaults[ n ];
/*N*/ 
/*N*/ 	delete [] m_ppDefaults;
/*N*/ 	delete [] m_pItemInfos;
/*N*/ }

//-------------------------------------------------------------------------
/*N*/ CntStaticPoolDefaults_Impl::CntStaticPoolDefaults_Impl( CntItemPool* pPool )
/*N*/ : m_nItems( 1 ),
/*N*/   m_ppDefaults( new SfxPoolItem* [ m_nItems ] ),
/*N*/   m_pItemInfos( new SfxItemInfo  [ m_nItems ] )
/*N*/ {
/*N*/ 	rtl_zeroMemory( m_ppDefaults, sizeof( m_ppDefaults ) * m_nItems );
/*N*/ 	rtl_zeroMemory( m_pItemInfos, sizeof( m_pItemInfos ) * m_nItems );
/*N*/ 
/*N*/ 	Insert(
/*N*/ 		new	SfxStringItem( WID_CHAOS_START, String() ),
/*N*/ 		0,
/*N*/ 		SFX_ITEM_POOLABLE );
/*N*/ }
}
