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 #ifndef __WINE_CONFIG_H
  24 # error You must include config.h first
  25 #endif
  26
  27 #include <stdarg.h>
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "twain.h"
  32
  33 /* internal information about an active data source */
  34 typedef struct tagActiveDS
  35 {
  36     struct tagActiveDS  *next;                  /* next active DS */
  37     TW_IDENTITY         identity;               /* identity */
  38     HMODULE             hmod;
  39     DSENTRYPROC         dsEntry;
  40 } activeDS;
  41
  42 TW_UINT16 DSM_initialized;      /* whether Source Manager is initialized */
  43 TW_UINT16 DSM_currentState;     /* current state of Source Manager */
  44 TW_UINT16 DSM_twCC;             /* current condition code of Source Manager */
  45 TW_UINT32 DSM_sourceId;         /* source id generator */
  46 TW_UINT16 DSM_currentDevice;    /* keep track of device during enumeration */
  47 HINSTANCE DSM_instance;
  48
  49 activeDS *activeSources;        /* list of active data sources */
  50
  51 /* Device Source Manager Control handlers */
  52 extern TW_UINT16 TWAIN_ControlGroupHandler (
  53         pTW_IDENTITY pOrigin, pTW_IDENTITY pDest,
  54     TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
  55 extern TW_UINT16 TWAIN_ImageGroupHandler (
  56         pTW_IDENTITY pOrigin, pTW_IDENTITY pDest,
  57         TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
  58 extern TW_UINT16 TWAIN_AudioGroupHandler (
  59         pTW_IDENTITY pOrigin, pTW_IDENTITY pDest,
  60         TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
  61 extern TW_UINT16 TWAIN_SourceManagerHandler (
  62         pTW_IDENTITY pOrigin, TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
  63
  64 /* Implementation of operation triplets (From Application to Source Manager) */
  65 extern TW_UINT16 TWAIN_CloseDS
  66            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  67 extern TW_UINT16 TWAIN_IdentityGetDefault
  68            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  69 extern TW_UINT16 TWAIN_IdentityGetFirst
  70            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  71 extern TW_UINT16 TWAIN_IdentityGetNext
  72            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  73 extern TW_UINT16 TWAIN_OpenDS
  74            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  75 extern TW_UINT16 TWAIN_UserSelect
  76            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  77 extern TW_UINT16 TWAIN_CloseDSM
  78            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  79 extern TW_UINT16 TWAIN_OpenDSM
  80            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  81 extern TW_UINT16 TWAIN_GetDSMStatus
  82            (pTW_IDENTITY pOrigin, TW_MEMREF pData);
  83
  84 #endif