extensions/source/ole/olethread.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "ole2uno.hxx"
  21
  22 #include <osl/thread.hxx>
  23
  24 using namespace std;
  25
  26 namespace ole_adapter
  27 {
  28 // CoInitializeEx *
  29 typedef DECLSPEC_IMPORT HRESULT (STDAPICALLTYPE *ptrCoInitEx)( LPVOID, DWORD);
  30 // CoInitialize *
  31 typedef DECLSPEC_IMPORT HRESULT (STDAPICALLTYPE *ptrCoInit)( LPVOID);
  32
  33 void o2u_attachCurrentThread()
  34 {
  35     static osl::ThreadData oleThreadData;
  36
  37     if ((sal_Bool)(sal_IntPtr)oleThreadData.getData() != sal_True)
  38     {
  39         HINSTANCE inst= LoadLibrary( _T("ole32.dll"));
  40         if( inst )
  41         {
  42             HRESULT hr;
  43             // Try DCOM
  44             ptrCoInitEx initFuncEx= (ptrCoInitEx)GetProcAddress( inst, _T("CoInitializeEx"));
  45             if( initFuncEx)
  46                 hr= initFuncEx( NULL, COINIT_MULTITHREADED);
  47             // No DCOM, try COM
  48             else
  49             {
  50                 ptrCoInit initFunc= (ptrCoInit)GetProcAddress( inst,_T("CoInitialize"));
  51                 if( initFunc)
  52                     hr= initFunc( NULL);
  53             }
  54         }
  55         oleThreadData.setData((void*)sal_True);
  56     }
  57 }
  58
  59 } // end namespace
  60
  61 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */