xref: /aoo42x/main/sd/inc/sdiocmpt.hxx (revision c45d927a)
1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
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11  *   http://www.apache.org/licenses/LICENSE-2.0
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14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
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18  * under the License.
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20  *************************************************************/
21 
22 
23 
24 #ifndef _SD_SDIOCMPT_HXX
25 #define _SD_SDIOCMPT_HXX
26 
27 #include <tools/stream.hxx>
28 
29 //////////////////////////////////////////////////////////////////////////////
30 class SvStream;
31 
32 class old_SdrDownCompat
33 {
34 protected:
35 	SvStream&					rStream;
36 	sal_uInt32						nSubRecSiz;
37 	sal_uInt32						nSubRecPos;
38 	sal_uInt16						nMode;
39 	sal_Bool						bOpen;
40 
41 protected:
42 	void Read();
43 	void Write();
44 
45 public:
46 	old_SdrDownCompat(SvStream& rNewStream, sal_uInt16 nNewMode);
47 	~old_SdrDownCompat();
48 	void  OpenSubRecord();
49 	void  CloseSubRecord();
50 };
51 //////////////////////////////////////////////////////////////////////////////
52 #include "sddllapi.h"
53 
54 #define SDIOCOMPAT_VERSIONDONTKNOW (sal_uInt16)0xffff
55 
56 class SD_DLLPUBLIC SdIOCompat : public old_SdrDownCompat
57 {
58 private:
59 	sal_uInt16 nVersion;
60 
61 public:
62 				// nNewMode: STREAM_READ oder STREAM_WRITE
63 				// nVer:	 nur beim Schreiben angeben
64 			SdIOCompat(SvStream& rNewStream, sal_uInt16 nNewMode,
65 					   sal_uInt16 nVer = SDIOCOMPAT_VERSIONDONTKNOW);
66 			~SdIOCompat();
67 	sal_uInt16	GetVersion() const { return nVersion; }
68 };
69 
70 #endif		// _SD_SDIOCMPT_HXX
71 
72 
73