/*************************************************************************
 *
 *  $RCSfile: olethread.cxx,v $
 *
 *  $Revision: 1.1.1.1 $
 *
 *  last change: $Author: hr $ $Date: 2000-09-18 16:16:40 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 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
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (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.openoffice.org/license.html.
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
 *
 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): _______________________________________
 *
 *
 ************************************************************************/
#if defined _MSC_VER && ( _MSC_VER >= 1200 )
#define _WIN32_WINNT  0x0400
#endif

#include "ole2uno.hxx"

#include <tools/presys.h>
#include <hash_map>
#include <tools/postsys.h>

#include <vos/thread.hxx>

using namespace vos;
using namespace std;

namespace ole_adapter
{
// CoInitializeEx *
typedef DECLSPEC_IMPORT HRESULT (STDAPICALLTYPE *ptrCoInitEx)( LPVOID, DWORD);
// CoInitialize *
typedef DECLSPEC_IMPORT HRESULT (STDAPICALLTYPE *ptrCoInit)( LPVOID);

void o2u_attachCurrentThread()
{
    static OThreadData oleThreadData;

    if ((sal_Bool)oleThreadData.getData() != sal_True)
    {
        HINSTANCE inst= LoadLibrary( _T("ole32.dll"));
        if( inst )
        {
            HRESULT hr;
            // Try DCOM
            ptrCoInitEx initFuncEx= (ptrCoInitEx)GetProcAddress( inst, _T("CoInitializeEx"));
            if( initFuncEx)
                hr= initFuncEx( NULL, COINIT_MULTITHREADED);
            // No DCOM, try COM
            else
            {
                ptrCoInit initFunc= (ptrCoInit)GetProcAddress( inst,_T("CoInitialize"));
                if( initFunc)
                    hr= initFunc( NULL);
            }
        }
        oleThreadData.setData((void*)sal_True);
    }
}

} // end namespace