1*46dbaceeSAndrew Rist /**************************************************************
2cdf0e10cSrcweir  *
3*46dbaceeSAndrew Rist  * Licensed to the Apache Software Foundation (ASF) under one
4*46dbaceeSAndrew Rist  * or more contributor license agreements.  See the NOTICE file
5*46dbaceeSAndrew Rist  * distributed with this work for additional information
6*46dbaceeSAndrew Rist  * regarding copyright ownership.  The ASF licenses this file
7*46dbaceeSAndrew Rist  * to you under the Apache License, Version 2.0 (the
8*46dbaceeSAndrew Rist  * "License"); you may not use this file except in compliance
9*46dbaceeSAndrew Rist  * with the License.  You may obtain a copy of the License at
10*46dbaceeSAndrew Rist  *
11*46dbaceeSAndrew Rist  *   http://www.apache.org/licenses/LICENSE-2.0
12*46dbaceeSAndrew Rist  *
13*46dbaceeSAndrew Rist  * Unless required by applicable law or agreed to in writing,
14*46dbaceeSAndrew Rist  * software distributed under the License is distributed on an
15*46dbaceeSAndrew Rist  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*46dbaceeSAndrew Rist  * KIND, either express or implied.  See the License for the
17*46dbaceeSAndrew Rist  * specific language governing permissions and limitations
18*46dbaceeSAndrew Rist  * under the License.
19*46dbaceeSAndrew Rist  *
20*46dbaceeSAndrew Rist  *************************************************************/
21*46dbaceeSAndrew Rist 
22*46dbaceeSAndrew Rist 
23cdf0e10cSrcweir 
24cdf0e10cSrcweir #ifndef _TWAIN_HXX
25cdf0e10cSrcweir #define _TWAIN_HXX
26cdf0e10cSrcweir 
27cdf0e10cSrcweir #include <vos/module.hxx>
28cdf0e10cSrcweir #include <vcl/bitmap.hxx>
29cdf0e10cSrcweir #include "twain/twain.h"
30cdf0e10cSrcweir 
31cdf0e10cSrcweir 
32cdf0e10cSrcweir // -----------
33cdf0e10cSrcweir // - Defines -
34cdf0e10cSrcweir // -----------
35cdf0e10cSrcweir 
36cdf0e10cSrcweir #define TWAIN_SELECT			0x00000001UL
37cdf0e10cSrcweir #define TWAIN_ACQUIRE			0x00000002UL
38cdf0e10cSrcweir #define TWAIN_TERMINATE			0xFFFFFFFFUL
39cdf0e10cSrcweir 
40cdf0e10cSrcweir #define TWAIN_EVENT_NONE		0x00000000UL
41cdf0e10cSrcweir #define TWAIN_EVENT_QUIT		0x00000001UL
42cdf0e10cSrcweir #define TWAIN_EVENT_SCANNING	0x00000002UL
43cdf0e10cSrcweir #define TWAIN_EVENT_XFER		0x00000004UL
44cdf0e10cSrcweir 
45cdf0e10cSrcweir // ------------
46cdf0e10cSrcweir // - ImpTwain -
47cdf0e10cSrcweir // ------------
48cdf0e10cSrcweir 
49cdf0e10cSrcweir class ImpTwain
50cdf0e10cSrcweir {
51cdf0e10cSrcweir 	TW_IDENTITY					aAppIdent;
52cdf0e10cSrcweir 	TW_IDENTITY					aSrcIdent;
53cdf0e10cSrcweir 	Link						aNotifyLink;
54cdf0e10cSrcweir 	Bitmap						aBitmap;
55cdf0e10cSrcweir 	DSMENTRYPROC				pDSM;
56cdf0e10cSrcweir 	vos:: OModule *	pMod;
57cdf0e10cSrcweir 	sal_uLong						nCurState;
58cdf0e10cSrcweir 
59cdf0e10cSrcweir 	void						ImplCreate();
60cdf0e10cSrcweir 	void						ImplOpenSourceManager();
61cdf0e10cSrcweir 	void						ImplOpenSource();
62cdf0e10cSrcweir 	sal_Bool						ImplEnableSource();
63cdf0e10cSrcweir 	void						ImplXfer();
64cdf0e10cSrcweir 	void						ImplFallback( sal_uLong nEvent );
65cdf0e10cSrcweir 
66cdf0e10cSrcweir 								DECL_LINK( ImplFallbackHdl, void* );
67cdf0e10cSrcweir 								DECL_LINK( ImplDestroyHdl, void* );
68cdf0e10cSrcweir 
69cdf0e10cSrcweir public:
70cdf0e10cSrcweir 
71cdf0e10cSrcweir 	sal_Bool						ImplHandleMsg( void* pMsg );
72cdf0e10cSrcweir 
73cdf0e10cSrcweir #ifdef OS2
74cdf0e10cSrcweir 	HAB							hAB;
75cdf0e10cSrcweir 	HWND						hTwainWnd;
76cdf0e10cSrcweir 	long						hTwainHook;
77cdf0e10cSrcweir #else
78cdf0e10cSrcweir 	HWND						hTwainWnd;
79cdf0e10cSrcweir 	HHOOK						hTwainHook;
80cdf0e10cSrcweir #endif
81cdf0e10cSrcweir 
82cdf0e10cSrcweir public:
83cdf0e10cSrcweir 
84cdf0e10cSrcweir 								ImpTwain( const Link& rNotifyLink );
85cdf0e10cSrcweir 								~ImpTwain();
86cdf0e10cSrcweir 
87cdf0e10cSrcweir 	void						Destroy();
88cdf0e10cSrcweir 
89cdf0e10cSrcweir 	sal_Bool						SelectSource();
90cdf0e10cSrcweir 	sal_Bool						InitXfer();
91cdf0e10cSrcweir 	Bitmap						GetXferBitmap();
92cdf0e10cSrcweir };
93cdf0e10cSrcweir 
94cdf0e10cSrcweir #endif // _TWAIN_HXX
95