/[pcsx2_0.9.7]/branch/r3113_0.9.7_beta/3rdparty/wxWidgets/include/wx/mstream.h
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Revision 32 - (hide annotations) (download)
Tue Sep 7 03:29:01 2010 UTC (9 years, 9 months ago) by william
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branching from upstream revision (http://pcsx2.googlecode.com/svn/trunk
): r3113 to
https://svn.netsolutions.dnsalias.com/websvn/ps2/pcsx2/pcsx2_0.9.7/branch/r3113_0.9.7_beta
1 william 31 /////////////////////////////////////////////////////////////////////////////
2     // Name: wx/mstream.h
3     // Purpose: Memory stream classes
4     // Author: Guilhem Lavaux
5     // Modified by:
6     // Created: 11/07/98
7     // RCS-ID: $Id: mstream.h 53135 2008-04-12 02:31:04Z VZ $
8     // Copyright: (c) Guilhem Lavaux
9     // Licence: wxWindows licence
10     /////////////////////////////////////////////////////////////////////////////
11    
12     #ifndef _WX_WXMMSTREAM_H__
13     #define _WX_WXMMSTREAM_H__
14    
15     #include "wx/defs.h"
16    
17     #if wxUSE_STREAMS
18    
19     #include "wx/stream.h"
20    
21     class WXDLLIMPEXP_FWD_BASE wxMemoryOutputStream;
22    
23     class WXDLLIMPEXP_BASE wxMemoryInputStream : public wxInputStream
24     {
25     public:
26     wxMemoryInputStream(const void *data, size_t length);
27     wxMemoryInputStream(const wxMemoryOutputStream& stream);
28     virtual ~wxMemoryInputStream();
29     virtual wxFileOffset GetLength() const { return m_length; }
30     virtual bool IsSeekable() const { return true; }
31    
32     char Peek();
33    
34     wxStreamBuffer *GetInputStreamBuffer() const { return m_i_streambuf; }
35    
36     #if WXWIN_COMPATIBILITY_2_6
37     // deprecated, compatibility only
38     wxDEPRECATED( wxStreamBuffer *InputStreamBuffer() const );
39     #endif // WXWIN_COMPATIBILITY_2_6
40    
41     protected:
42     wxStreamBuffer *m_i_streambuf;
43    
44     size_t OnSysRead(void *buffer, size_t nbytes);
45     wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
46     wxFileOffset OnSysTell() const;
47    
48     private:
49     size_t m_length;
50    
51     DECLARE_NO_COPY_CLASS(wxMemoryInputStream)
52     };
53    
54     class WXDLLIMPEXP_BASE wxMemoryOutputStream : public wxOutputStream
55     {
56     public:
57     // if data is !NULL it must be allocated with malloc()
58     wxMemoryOutputStream(void *data = NULL, size_t length = 0);
59     virtual ~wxMemoryOutputStream();
60     virtual wxFileOffset GetLength() const { return m_o_streambuf->GetLastAccess(); }
61     virtual bool IsSeekable() const { return true; }
62    
63     size_t CopyTo(void *buffer, size_t len) const;
64    
65     wxStreamBuffer *GetOutputStreamBuffer() const { return m_o_streambuf; }
66    
67     #if WXWIN_COMPATIBILITY_2_6
68     // deprecated, compatibility only
69     wxDEPRECATED( wxStreamBuffer *OutputStreamBuffer() const );
70     #endif // WXWIN_COMPATIBILITY_2_6
71    
72     protected:
73     wxStreamBuffer *m_o_streambuf;
74    
75     protected:
76     size_t OnSysWrite(const void *buffer, size_t nbytes);
77     wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
78     wxFileOffset OnSysTell() const;
79    
80     DECLARE_NO_COPY_CLASS(wxMemoryOutputStream)
81     };
82    
83     #if WXWIN_COMPATIBILITY_2_6
84     inline wxStreamBuffer *wxMemoryInputStream::InputStreamBuffer() const { return m_i_streambuf; }
85     inline wxStreamBuffer *wxMemoryOutputStream::OutputStreamBuffer() const { return m_o_streambuf; }
86     #endif // WXWIN_COMPATIBILITY_2_6
87    
88     #endif
89     // wxUSE_STREAMS
90    
91     #endif
92     // _WX_WXMMSTREAM_H__

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