binfilter/inc/bf_sd/sddll.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: sddll.hxx,v $
  10  * $Revision: 1.8 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #ifndef _SDDLL_HXX
  32 #define _SDDLL_HXX
  33
  34 #include <bf_so3/pseudo.hxx>
  35
  36 #ifndef _SFXMODULE_HXX //autogen
  37 #include <bf_sfx2/module.hxx>
  38 #endif
  39 #ifndef _SFXDEFS_HXX //autogen
  40 #include <bf_sfx2/sfxdefs.hxx>
  41 #endif
  42 class SvFactory;
  43 class SotFactory;
  44 namespace binfilter {
  45
  46 class SfxMedium;
  47 class SfxFilter;
  48
  49 /*************************************************************************
  50 |*
  51 |* This class is a wrapper for a Load-On-Demand-DLL. One instance
  52 |* per SfxApplication will be created for the runtime of
  53 |* SfxApplication-subclass::Main().
  54 |*
  55 |* Remember: Do export this class! It is used by the application.
  56 |*
  57 \************************************************************************/
  58
  59 class SdDLL
  60 {
  61 public:
  62                     // Ctor/Dtor must be linked to the application
  63                     SdDLL();
  64                     ~SdDLL();
  65
  66                     // static-init/exit-code must be linked to the application
  67     static void         LibInit();      // called from SfxApplication-subclass::Init()
  68     static void         LibExit();      // called from SfxApplication-subclass::Exit()
  69
  70                     // DLL-init/exit-code must be linked to the DLL only
  71     static void     Init();     // called directly after loading the DLL
  72     static void     Exit();     // called directly befor unloading the DLL
  73
  74     static ULONG    DetectFilter(SfxMedium& rMedium, const SfxFilter** pFilter,
  75                                  SfxFilterFlags nMust, SfxFilterFlags nDont);
  76 };
  77
  78 /*************************************************************************
  79 |*
  80 |* This tricky class keeps pointers to the SvFactories while
  81 |* the DLL isn`t loaded. A pointer to the one instance is available
  82 |* through SD_MOD() (shared-lib-app-data).
  83 |*
  84 \************************************************************************/
  85
  86 class SdModuleDummy : public SfxModule
  87 {
  88 public:
  89     TYPEINFO();
  90
  91                 // SvFactory name convention:
  92                 // 'p' + SfxObjectShell-subclass + 'Factory'
  93     SotFactory* pSdDrawDocShellFactory;
  94     SotFactory* pSdGraphicDocShellFactory;
  95
  96                SdModuleDummy(ResMgr* pResMgr, BOOL bDummy,
  97                              SotFactory* pDrawObjFact, SotFactory* pGraphicObjFact)
  98                : SfxModule(pResMgr, bDummy,
  99                             // Der erste Factory-Pointer muss gueltig sein!
 100                            (SfxObjectFactory*) (pDrawObjFact ? pDrawObjFact    : pGraphicObjFact),
 101                            (SfxObjectFactory*) (pDrawObjFact ? pGraphicObjFact : pDrawObjFact),
 102                            0L),
 103                  pSdDrawDocShellFactory( pDrawObjFact ),
 104                  pSdGraphicDocShellFactory( pGraphicObjFact )
 105                {}
 106
 107     virtual SfxModule*  Load();
 108 };
 109
 110 #ifndef _SD_DLL                      // Das define muss im Draw gesetzt werden
 111 #define SD_MOD() ( *(SdModuleDummy**) GetAppData(BF_SHL_DRAW) )
 112 #endif
 113
 114 } //namespace binfilter
 115 #endif                               // _SDDLL_HXX
 116