ntdll: Use list_empty() instead of list_count() == 0.
[wine/multimedia.git] / dlls / twain_32 / twain_i.h
blobffe6bd91e77bf663ba3eb6868bf55d7db87a965a
1 /*
2 * Copyright 2000 Corel Corporation
3 * Copyright 2006 Marcus Meissner
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.
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.
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
20 #ifndef _TWAIN32_H
21 #define _TWAIN32_H
23 #ifndef __WINE_CONFIG_H
24 # error You must include config.h first
25 #endif
27 #include <stdarg.h>
29 #include "windef.h"
30 #include "winbase.h"
31 #include "twain.h"
33 /* internal information about an active data source */
34 typedef struct tagActiveDS
36 struct tagActiveDS *next; /* next active DS */
37 TW_IDENTITY identity; /* identity */
38 HMODULE hmod;
39 DSENTRYPROC dsEntry;
40 } activeDS;
42 TW_UINT16 DSM_currentState DECLSPEC_HIDDEN; /* current state of Source Manager */
43 TW_UINT16 DSM_twCC DECLSPEC_HIDDEN; /* current condition code of Source Manager */
45 activeDS *activeSources DECLSPEC_HIDDEN; /* list of active data sources */
47 /* Implementation of operation triplets (From Application to Source Manager) */
48 extern TW_UINT16 TWAIN_CloseDS
49 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
50 extern TW_UINT16 TWAIN_IdentityGetDefault
51 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
52 extern TW_UINT16 TWAIN_IdentityGetFirst
53 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
54 extern TW_UINT16 TWAIN_IdentityGetNext
55 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
56 extern TW_UINT16 TWAIN_OpenDS
57 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
58 extern TW_UINT16 TWAIN_UserSelect
59 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
60 extern TW_UINT16 TWAIN_CloseDSM
61 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
62 extern TW_UINT16 TWAIN_OpenDSM
63 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
64 extern TW_UINT16 TWAIN_GetDSMStatus
65 (pTW_IDENTITY pOrigin, TW_MEMREF pData) DECLSPEC_HIDDEN;
67 #endif