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/*
Jabber Protocol Plugin for Miranda IM
Copyright ( C ) 2002-04 Santithorn Bunchua
Copyright ( C ) 2005-08 George Hazan
Copyright ( C ) 2007 Maxim Mluhov
Copyright ( C ) 2008-09 Dmitriy Chervov
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or ( at your option ) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Revision : $Revision: 7173 $
Last change on : $Date: 2008-01-28 15:32:35 +0200 $
Last change by : $Author: dchervov $
*/
#ifndef _JABBER_SEND_MANAGER_H_
#define _JABBER_SEND_MANAGER_H_
#include "jabber_xml.h"
struct CJabberProto;
typedef void ( CJabberProto::*JABBER_SEND_PFUNC )( HXML node, void *usedata );
typedef void ( *SEND_USER_DATA_FREE_FUNC )( void *pUserData );
class CJabberSendInfo;
typedef BOOL ( CJabberProto::*JABBER_SEND_HANDLER )( HXML node, ThreadData *pThreadData, CJabberSendInfo* pInfo );
class CJabberSendInfo
{
protected:
friend class CJabberSendManager;
JABBER_SEND_HANDLER m_pHandler;
CJabberSendInfo* m_pNext;
public:
void *m_pUserData;
CJabberSendInfo()
{
ZeroMemory(this, sizeof(*this));
}
~CJabberSendInfo()
{
}
void* GetUserData()
{
return m_pUserData;
}
};
class CJabberSendPermanentInfo
{
friend class CJabberSendManager;
CJabberSendPermanentInfo* m_pNext;
JABBER_SEND_HANDLER m_pHandler;
void *m_pUserData;
SEND_USER_DATA_FREE_FUNC m_pUserDataFree;
int m_iPriority;
public:
CJabberSendPermanentInfo()
{
ZeroMemory(this, sizeof(CJabberSendPermanentInfo));
}
~CJabberSendPermanentInfo()
{
if ( m_pUserDataFree )
m_pUserDataFree(m_pUserData);
}
};
class CJabberSendManager
{
protected:
CJabberProto* ppro;
CRITICAL_SECTION m_cs;
CJabberSendPermanentInfo* m_pPermanentHandlers;
public:
CJabberSendManager( CJabberProto* proto )
{
InitializeCriticalSection(&m_cs);
m_pPermanentHandlers = NULL;
ppro = proto;
}
~CJabberSendManager()
{
Lock();
CJabberSendPermanentInfo *pInfo = m_pPermanentHandlers;
while ( pInfo )
{
CJabberSendPermanentInfo *pTmp = pInfo->m_pNext;
delete pInfo;
pInfo = pTmp;
}
m_pPermanentHandlers = NULL;
Unlock();
DeleteCriticalSection(&m_cs);
}
BOOL Start()
{
return TRUE;
}
BOOL Shutdown()
{
return TRUE;
}
void Lock()
{
EnterCriticalSection(&m_cs);
}
void Unlock()
{
LeaveCriticalSection(&m_cs);
}
CJabberSendPermanentInfo* AddPermanentHandler(JABBER_SEND_HANDLER pHandler, void *pUserData = NULL, SEND_USER_DATA_FREE_FUNC pUserDataFree = NULL, int iPriority = JH_PRIORITY_DEFAULT)
{
CJabberSendPermanentInfo* pInfo = new CJabberSendPermanentInfo();
if (!pInfo)
return NULL;
pInfo->m_pHandler = pHandler;
pInfo->m_pUserData = pUserData;
pInfo->m_pUserDataFree = pUserDataFree;
pInfo->m_iPriority = iPriority;
Lock();
if (!m_pPermanentHandlers)
m_pPermanentHandlers = pInfo;
else
{
if (m_pPermanentHandlers->m_iPriority > pInfo->m_iPriority) {
pInfo->m_pNext = m_pPermanentHandlers;
m_pPermanentHandlers = pInfo;
} else
{
CJabberSendPermanentInfo* pTmp = m_pPermanentHandlers;
while (pTmp->m_pNext && pTmp->m_pNext->m_iPriority <= pInfo->m_iPriority)
pTmp = pTmp->m_pNext;
pInfo->m_pNext = pTmp->m_pNext;
pTmp->m_pNext = pInfo;
}
}
Unlock();
return pInfo;
}
BOOL DeletePermanentHandler(CJabberSendPermanentInfo *pInfo)
{ // returns TRUE when pInfo found, or FALSE otherwise
Lock();
if (!m_pPermanentHandlers)
{
Unlock();
return FALSE;
}
if (m_pPermanentHandlers == pInfo) // check first item
{
m_pPermanentHandlers = m_pPermanentHandlers->m_pNext;
delete pInfo;
Unlock();
return TRUE;
} else
{
CJabberSendPermanentInfo* pTmp = m_pPermanentHandlers;
while (pTmp->m_pNext)
{
if (pTmp->m_pNext == pInfo)
{
pTmp->m_pNext = pTmp->m_pNext->m_pNext;
delete pInfo;
Unlock();
return TRUE;
}
pTmp = pTmp->m_pNext;
}
}
Unlock();
return FALSE;
}
BOOL HandleSendPermanent(HXML node, ThreadData *pThreadData);
BOOL FillPermanentHandlers();
};
#endif
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