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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _REF_HXX
#define _REF_HXX
#include "tools/toolsdllapi.h"
#include <tools/list.hxx>
#include <tools/link.hxx>
//=========================================================================
#define PRV_SV_DECL_REF_SIGNATURE( ClassName, Ref ) \
inline ClassName##Ref() { pObj = 0; } \
inline ClassName##Ref( const ClassName##Ref & rObj ); \
inline ClassName##Ref( ClassName * pObjP ); \
inline void Clear(); \
inline ~ClassName##Ref(); \
inline ClassName##Ref & operator = ( const ClassName##Ref & rObj ); \
inline ClassName##Ref & operator = ( ClassName * pObj ); \
inline BOOL Is() const { return pObj != NULL; } \
inline ClassName * operator & () const { return pObj; } \
inline ClassName * operator -> () const { return pObj; } \
inline ClassName & operator * () const { return *pObj; } \
inline operator ClassName * () const { return pObj; }
#define PRV_SV_IMPL_REF_COUNTERS( ClassName, Ref, AddRef, AddNextRef, ReleaseRef, Init, pRefbase ) \
inline ClassName##Ref::ClassName##Ref( const ClassName##Ref & rObj ) \
{ pObj = rObj.pObj; if( pObj ) { Init pRefbase->AddNextRef; } } \
inline ClassName##Ref::ClassName##Ref( ClassName * pObjP ) \
{ pObj = pObjP; if( pObj ) { Init pRefbase->AddRef; } } \
inline void ClassName##Ref::Clear() \
{ \
if( pObj ) \
{ \
ClassName* const pRefObj = pRefbase; \
pObj = 0; \
pRefObj->ReleaseRef; \
} \
} \
inline ClassName##Ref::~ClassName##Ref() \
{ if( pObj ) { pRefbase->ReleaseRef; } } \
inline ClassName##Ref & ClassName##Ref:: \
operator = ( const ClassName##Ref & rObj ) \
{ \
if( rObj.pObj ) rObj.pRefbase->AddNextRef; \
ClassName* const pRefObj = pRefbase; \
pObj = rObj.pObj; \
Init if( pRefObj ) { pRefObj->ReleaseRef; } \
return *this; \
} \
inline ClassName##Ref & ClassName##Ref::operator = ( ClassName * pObjP ) \
{ return *this = ClassName##Ref( pObjP ); }
#define PRV_SV_DECL_REF_LOCK(ClassName, Ref) \
protected: \
ClassName * pObj; \
public: \
PRV_SV_DECL_REF_SIGNATURE(ClassName, Ref)
#define PRV_SV_DECL_REF( ClassName ) \
PRV_SV_DECL_REF_LOCK( ClassName, Ref )
#define PRV_SV_DECL_LOCK( ClassName ) \
PRV_SV_DECL_REF_LOCK( ClassName, Lock )
#define SV_DECL_REF( ClassName ) \
class ClassName; \
class ClassName##Ref \
{ \
PRV_SV_DECL_REF( ClassName ) \
};
#define SV_DECL_LOCK( ClassName ) \
class ClassName; \
class ClassName##Lock \
{ \
PRV_SV_DECL_LOCK( ClassName ) \
};
#define SV_IMPL_REF( ClassName ) \
PRV_SV_IMPL_REF_COUNTERS( ClassName, Ref, AddRef(), AddNextRef(),\
ReleaseReference(), EMPTYARG, pObj )
#define SV_IMPL_LOCK( ClassName ) \
PRV_SV_IMPL_REF_COUNTERS( ClassName, Lock, OwnerLock( TRUE ), \
OwnerLock( TRUE ), OwnerLock( FALSE ), \
EMPTYARG, pObj )
#define SV_DECL_IMPL_REF(ClassName) \
SV_DECL_REF(ClassName) \
SV_IMPL_REF(ClassName)
#define SV_DECL_IMPL_LOCK( ClassName ) \
SV_DECL_LOCK(ClassName) \
SV_IMPL_LOCK(ClassName)
/************************** S v R e f L i s t ****************************/
#define PRV_SV_DECL_REF_LIST(CN,EN,vis) \
DECLARE_LIST(CN##List,EN)\
class vis CN##MemberList : public CN##List\
{\
public:\
inline CN##MemberList();\
inline CN##MemberList(USHORT nInitSz, USHORT nResize );\
inline CN##MemberList( const CN##MemberList & rRef );\
inline ~CN##MemberList();\
inline CN##MemberList & operator =\
( const CN##MemberList & rRef );\
inline void Clear();\
inline void Insert( EN p )\
{ CN##List::Insert( p ); p->AddRef();}\
inline void Insert( EN p, ULONG nIndex )\
{ CN##List::Insert( p, nIndex ); p->AddRef();}\
inline void Insert( EN p, EN pOld )\
{ CN##List::Insert( p, pOld ); p->AddRef();}\
inline void Append( EN p )\
{ Insert( p, LIST_APPEND );}\
inline EN Remove();\
inline EN Remove( ULONG nIndex );\
inline EN Remove( EN p );\
inline EN Replace( EN p );\
inline EN Replace( EN p, ULONG nIndex );\
inline EN Replace( EN pNew, EN pOld );\
inline void Append( const CN##MemberList & );\
};
#define SV_DECL_REF_LIST(CN,EN) \
PRV_SV_DECL_REF_LIST(CN,EN,/* empty */)
#define SV_DECL_REF_LIST_VISIBILITY(CN,EN,vis) \
PRV_SV_DECL_REF_LIST(CN,EN,vis)
/************************** S v R e f L i s t ****************************/
#define SV_IMPL_REF_LIST( CN, EN ) \
inline CN##MemberList::CN##MemberList(){}\
inline CN##MemberList::CN##MemberList(USHORT nInitSz, USHORT nResize )\
: CN##List( nInitSz, nResize ){}\
inline CN##MemberList::CN##MemberList( const CN##MemberList & rRef ) \
: CN##List( rRef ) \
{\
ULONG nOldCount = Count(); \
EN pEntry = First(); \
while( pEntry ) \
{ pEntry->AddRef(); pEntry = Next(); } \
Seek( nOldCount ); /* auch Curser gleich */ \
}\
inline CN##MemberList::~CN##MemberList() { Clear(); } \
inline CN##MemberList & CN##MemberList::operator = \
( const CN##MemberList & rRef ) \
{\
CN##MemberList & rList = (CN##MemberList &)rRef; \
ULONG nOldCount = rList.Count(); \
/* Count der Objekte erhoehen */ \
EN pEntry = rList.First(); \
while( pEntry ) \
{ pEntry->AddRef(); pEntry = rList.Next(); } \
rList.Seek( nOldCount ); /* Curser zurueck */ \
/* Liste kopieren */ \
Clear(); \
CN##List::operator = ( rRef ); \
return *this; \
}\
inline void CN##MemberList::Clear() \
{\
EN pEntry = Last();\
while( NULL != pEntry )\
pEntry = Remove();\
}\
inline EN CN##MemberList::Remove() \
{\
EN p = CN##List::Remove(); \
if( p ) p->ReleaseReference(); return p; \
}\
inline EN CN##MemberList::Remove( ULONG nIndex ) \
{\
EN p = CN##List::Remove( nIndex ); \
if( p ) p->ReleaseReference(); return p; \
}\
inline EN CN##MemberList::Remove( EN p ) \
{\
p = CN##List::Remove( p ); \
if( p ) p->ReleaseReference(); return p; \
}\
inline EN CN##MemberList::Replace( EN p ) \
{\
p->AddRef(); p = CN##List::Replace( p ); \
if( p ) p->ReleaseReference(); return p; \
}\
inline EN CN##MemberList::Replace( EN p, ULONG nIndex ) \
{\
p->AddRef(); p = CN##List::Replace( p, nIndex ); \
if( p ) p->ReleaseReference(); return p; \
}\
inline EN CN##MemberList::Replace( EN pNew, EN pOld ) \
{\
pNew->AddRef(); CN##List::Replace( pNew, pOld ); \
if( pOld ) pOld->ReleaseReference(); return pOld; \
}\
inline void CN##MemberList::Append( const CN##MemberList & rList )\
{\
for( ULONG i = 0; i < rList.Count(); i++ )\
Append( rList.GetObject( i ) );\
}
/************************** S V _ D E C L _ R E F _ L I S T **************/
#define SV_DECL_IMPL_REF_LIST(ClassName,EntryName) \
SV_DECL_REF_LIST(ClassName,EntryName) \
SV_IMPL_REF_LIST(ClassName,EntryName)
/************************** S v M e m b e r L i s t **********************/
#define PRV_SV_DECL_MEMBER_LIST(Class,EntryName) \
Class##MemberList() {} \
inline Class##MemberList(USHORT nInitSz,USHORT nResize);\
inline void Insert( EntryName p ); \
inline void Insert( EntryName p, ULONG nIndex ); \
inline void Insert( EntryName p, EntryName pOld ); \
inline void Append( EntryName p ); \
inline EntryName Remove(); \
inline EntryName Remove( ULONG nIndex ); \
inline EntryName Remove( EntryName p ); \
inline EntryName Replace( EntryName p ); \
inline EntryName Replace( EntryName p, ULONG nIndex );\
inline EntryName Replace( EntryName pNew, EntryName pOld );\
inline EntryName GetCurObject() const;\
inline EntryName GetObject( ULONG nIndex ) const;\
inline ULONG GetPos( const EntryName ) const;\
inline ULONG GetPos( const EntryName, ULONG nStartIndex,\
BOOL bForward = TRUE ) const;\
inline EntryName Seek( ULONG nIndex );\
inline EntryName Seek( EntryName p );\
inline EntryName First();\
inline EntryName Last();\
inline EntryName Next();\
inline EntryName Prev();\
inline void Append( const Class##MemberList & rList );
#define PRV_SV_IMPL_MEMBER_LIST(ClassName,EntryName,BaseList)\
inline ClassName##MemberList::ClassName##MemberList\
(USHORT nInitSz,USHORT nResize)\
: BaseList( nInitSz, nResize ){}\
inline void ClassName##MemberList::Insert( EntryName p )\
{BaseList::Insert(p);}\
inline void ClassName##MemberList::Insert( EntryName p, ULONG nIdx )\
{BaseList::Insert(p,nIdx);}\
inline void ClassName##MemberList::Insert( EntryName p, EntryName pOld )\
{BaseList::Insert(p,pOld);}\
inline void ClassName##MemberList::Append( EntryName p )\
{BaseList::Append(p);}\
inline EntryName ClassName##MemberList::Remove()\
{return (EntryName)BaseList::Remove();}\
inline EntryName ClassName##MemberList::Remove( ULONG nIdx )\
{return (EntryName)BaseList::Remove(nIdx);}\
inline EntryName ClassName##MemberList::Remove( EntryName p )\
{return (EntryName)BaseList::Remove(p);}\
inline EntryName ClassName##MemberList::Replace( EntryName p )\
{return (EntryName)BaseList::Replace(p);}\
inline EntryName ClassName##MemberList::Replace( EntryName p, ULONG nIdx )\
{return (EntryName)BaseList::Replace(p,nIdx);}\
inline EntryName ClassName##MemberList::Replace( EntryName p, EntryName pOld )\
{return (EntryName)BaseList::Replace(p,pOld);}\
inline EntryName ClassName##MemberList::GetCurObject() const\
{return (EntryName)BaseList::GetCurObject();}\
inline EntryName ClassName##MemberList::GetObject( ULONG nIdx ) const\
{return (EntryName)BaseList::GetObject( nIdx );}\
inline EntryName ClassName##MemberList::Seek( ULONG nIdx )\
{return (EntryName)BaseList::Seek( nIdx );}\
inline EntryName ClassName##MemberList::Seek( EntryName p )\
{return (EntryName)BaseList::Seek( p );}\
inline EntryName ClassName##MemberList::First()\
{return (EntryName)BaseList::First();}\
inline EntryName ClassName##MemberList::Last()\
{return (EntryName)BaseList::Last();}\
inline EntryName ClassName##MemberList::Next()\
{return (EntryName)BaseList::Next();}\
inline EntryName ClassName##MemberList::Prev()\
{return (EntryName)BaseList::Prev();}\
inline void ClassName##MemberList::Append( const ClassName##MemberList & rList )\
{BaseList::Append(rList);}\
inline ULONG ClassName##MemberList::GetPos( const EntryName p) const\
{return BaseList::GetPos( p );}\
inline ULONG ClassName##MemberList::GetPos\
( const EntryName p, ULONG nStart, BOOL bForward ) const\
{return BaseList::GetPos( p, nStart, bForward );}
#define SV_DECL_MEMBER_LIST(ClassName,EntryName)\
class ClassName##MemberList : public SvRefBaseMemberList\
{\
public:\
PRV_SV_DECL_MEMBER_LIST(ClassName,EntryName)\
};
#define SV_IMPL_MEMBER_LIST(ClassName,EntryName)\
PRV_SV_IMPL_MEMBER_LIST(ClassName,EntryName,SvRefBaseMemberList)
#define SV_DECL_IMPL_MEMBER_LIST(ClassName,EntryName)\
SV_DECL_MEMBER_LIST(ClassName,EntryName)\
SV_IMPL_MEMBER_LIST(ClassName,EntryName)
/************************** S v R e f B a s e ****************************/
#define SV_NO_DELETE_REFCOUNT 0x80000000
class TOOLS_DLLPUBLIC SvRefBase
{
UINT32 nRefCount;
#if defined (GCC) && (defined (C281) || defined (C290) || defined (C291))
public:
#else
protected:
#endif
virtual ~SvRefBase();
virtual void QueryDelete();
public:
SvRefBase() { nRefCount = SV_NO_DELETE_REFCOUNT; }
SvRefBase( const SvRefBase & /* rObj */ )
{ nRefCount = SV_NO_DELETE_REFCOUNT; }
SvRefBase & operator = ( const SvRefBase & ) { return *this; }
void RestoreNoDelete()
{
if( nRefCount < SV_NO_DELETE_REFCOUNT )
nRefCount += SV_NO_DELETE_REFCOUNT;
}
UINT32 AddMulRef( UINT32 n ) { return nRefCount += n; }
UINT32 AddNextRef() { return ++nRefCount; }
UINT32 AddRef()
{
if( nRefCount >= SV_NO_DELETE_REFCOUNT )
nRefCount -= SV_NO_DELETE_REFCOUNT;
return ++nRefCount;
}
void ReleaseReference()
{
if( !--nRefCount )
QueryDelete();
}
UINT32 ReleaseRef()
{
UINT32 n = --nRefCount;
if( !n )
QueryDelete();
return n;
}
UINT32 GetRefCount() const { return nRefCount; }
};
//#if 0 // _SOLAR__PRIVATE
#ifndef EMPTYARG
#define EMPTYARG
#endif
//#endif
SV_DECL_IMPL_REF(SvRefBase)
SV_DECL_REF_LIST(SvRefBase,SvRefBase*)
class SvWeakBase;
class SvWeakHdl : public SvRefBase
{
friend class SvWeakBase;
SvWeakBase* _pObj;
public:
void ResetWeakBase( ) { _pObj = 0; }
private:
SvWeakHdl( SvWeakBase* pObj ) : _pObj( pObj ) {}
public:
SvWeakBase* GetObj() { return _pObj; }
};
SV_DECL_IMPL_REF( SvWeakHdl )
class SvCompatWeakHdl : public SvRefBase
{
friend class SvCompatWeakBase;
void* _pObj;
SvCompatWeakHdl( void* pObj ) : _pObj( pObj ) {}
public:
void ResetWeakBase( ) { _pObj = 0; }
void* GetObj() { return _pObj; }
};
SV_DECL_IMPL_REF( SvCompatWeakHdl )
class SvWeakBase
{
SvWeakHdlRef _xHdl;
public:
SvWeakHdl* GetHdl() { return _xHdl; }
// Wg CompilerWarnung nicht ueber Initializer
SvWeakBase() { _xHdl = new SvWeakHdl( this ); }
~SvWeakBase() { _xHdl->ResetWeakBase(); }
};
class SvCompatWeakBase
{
SvCompatWeakHdlRef _xHdl;
public:
SvCompatWeakHdl* GetHdl() { return _xHdl; }
// Wg CompilerWarnung nicht ueber Initializer
SvCompatWeakBase( void* pObj ) { _xHdl = new SvCompatWeakHdl( pObj ); }
~SvCompatWeakBase() { _xHdl->ResetWeakBase(); }
};
#define SV_DECL_WEAK_IMPL( ClassName, HdlName ) \
class ClassName##Weak \
{ \
HdlName _xHdl; \
public: \
inline ClassName##Weak( ) {} \
inline ClassName##Weak( ClassName* pObj ) { \
if( pObj ) _xHdl = pObj->GetHdl(); } \
inline void Clear() { _xHdl.Clear(); } \
inline ClassName##Weak& operator = ( ClassName * pObj ) { \
_xHdl = pObj ? pObj->GetHdl() : 0; return *this; } \
inline BOOL Is() const { \
return _xHdl.Is() && _xHdl->GetObj(); } \
inline ClassName * operator & () const { \
return (ClassName*) ( _xHdl.Is() ? _xHdl->GetObj() : 0 ); } \
inline ClassName * operator -> () const { \
return (ClassName*) ( _xHdl.Is() ? _xHdl->GetObj() : 0 ); } \
inline ClassName & operator * () const { \
return *(ClassName*) _xHdl->GetObj(); } \
inline operator ClassName * () const { \
return (ClassName*) (_xHdl.Is() ? _xHdl->GetObj() : 0 ); } \
};
#define SV_DECL_WEAK( ClassName ) SV_DECL_WEAK_IMPL( ClassName, SvWeakHdlRef )
#define SV_DECL_COMPAT_WEAK( ClassName ) SV_DECL_WEAK_IMPL( ClassName, SvCompatWeakHdlRef )
SV_DECL_WEAK( SvWeakBase )
#endif // _Weak_HXX
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