dlls/twain_32/twain_i.h

   1 /*
   2  * Copyright 2000 Corel Corporation
   3  * Copyright 2006 Marcus Meissner
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #ifndef _TWAIN32_H
  21 #define _TWAIN32_H
  22
  23 #include <stdarg.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "twain.h"
  28 #include "wine/list.h"
  29
  30 struct pending_message
  31 {
  32     struct list entry;
  33     TW_UINT16 msg;
  34 };
  35
  36 /* internal information about an active data source */
  37 typedef struct tagActiveDS
  38 {
  39     struct tagActiveDS  *next;                  /* next active DS */
  40     TW_IDENTITY         identity;               /* identity */
  41     HMODULE             hmod;
  42     DSENTRYPROC         dsEntry;
  43     struct list         pending_messages;
  44     HWND                ui_window;
  45     HWND                event_window;
  46 } activeDS;
  47
  48 extern TW_UINT16 DSM_twCC;             /* current condition code of Source Manager */
  49
  50 extern activeDS *activeSources; /* list of active data sources */
  51
  52 extern HINSTANCE DSM_hinstance;
  53
  54 /* Implementation of operation triplets (From Application to Source Manager) */
  55 extern TW_UINT16 TWAIN_CloseDS(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  56 extern TW_UINT16 TWAIN_IdentityGetDefault(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  57 extern TW_UINT16 TWAIN_IdentityGetFirst(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  58 extern TW_UINT16 TWAIN_IdentityGetNext(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  59 extern TW_UINT16 TWAIN_OpenDS(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  60 extern TW_UINT16 TWAIN_UserSelect(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  61 extern TW_UINT16 TWAIN_CloseDSM(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  62 extern TW_UINT16 TWAIN_OpenDSM(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  63 extern TW_UINT16 TWAIN_GetDSMStatus(pTW_IDENTITY pOrigin, TW_MEMREF pData);
  64 extern TW_UINT16 TWAIN_ControlNull(pTW_IDENTITY pOrigin, pTW_IDENTITY pDest, activeDS *pSource, TW_UINT16 MSG, TW_MEMREF pData);
  65 extern TW_UINT16 TWAIN_ProcessEvent(pTW_IDENTITY pOrigin, activeDS *pSource, TW_MEMREF pData);
  66
  67 #endif