/[pcsx2_0.9.7]/branch/r3113_0.9.7_beta/3rdparty/wxWidgets/include/wx/sstream.h
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Contents of /branch/r3113_0.9.7_beta/3rdparty/wxWidgets/include/wx/sstream.h

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Revision 32 - (show annotations) (download)
Tue Sep 7 03:29:01 2010 UTC (9 years, 5 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 ///////////////////////////////////////////////////////////////////////////////
2 // Name: wx/sstream.h
3 // Purpose: string-based streams
4 // Author: Vadim Zeitlin
5 // Modified by:
6 // Created: 2004-09-19
7 // RCS-ID: $Id: sstream.h 45732 2007-05-01 13:52:19Z VZ $
8 // Copyright: (c) 2004 Vadim Zeitlin <vadim@wxwindows.org>
9 // Licence: wxWindows licence
10 ///////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_SSTREAM_H_
13 #define _WX_SSTREAM_H_
14
15 #include "wx/stream.h"
16
17 #if wxUSE_STREAMS
18
19 // ----------------------------------------------------------------------------
20 // wxStringInputStream is a stream reading from the given (fixed size) string
21 // ----------------------------------------------------------------------------
22
23 class WXDLLIMPEXP_BASE wxStringInputStream : public wxInputStream
24 {
25 public:
26 // ctor associates the stream with the given string which makes a copy of
27 // it
28 wxStringInputStream(const wxString& s);
29 virtual ~wxStringInputStream();
30
31 virtual wxFileOffset GetLength() const;
32
33 protected:
34 virtual wxFileOffset OnSysSeek(wxFileOffset ofs, wxSeekMode mode);
35 virtual wxFileOffset OnSysTell() const;
36 virtual size_t OnSysRead(void *buffer, size_t size);
37
38 private:
39 // the string that was passed in the ctor
40 wxString m_str;
41
42 // the buffer we're reading from
43 char* m_buf;
44
45 // length of the buffer we're reading from
46 size_t m_len;
47
48 // position in the stream in bytes, *not* in chars
49 size_t m_pos;
50
51 DECLARE_NO_COPY_CLASS(wxStringInputStream)
52 };
53
54 // ----------------------------------------------------------------------------
55 // wxStringOutputStream writes data to the given string, expanding it as needed
56 // ----------------------------------------------------------------------------
57
58 class WXDLLIMPEXP_BASE wxStringOutputStream : public wxOutputStream
59 {
60 public:
61 // The stream will write data either to the provided string or to an
62 // internal string which can be retrieved using GetString()
63 wxStringOutputStream(wxString *pString = NULL)
64 {
65 m_str = pString ? pString : &m_strInternal;
66 m_pos = m_str->length() / sizeof(wxChar);
67 }
68
69 #if wxABI_VERSION >= 20804 && wxUSE_UNICODE
70 virtual ~wxStringOutputStream();
71 #endif // wx 2.8.4+
72
73 // get the string containing current output
74 const wxString& GetString() const { return *m_str; }
75
76 protected:
77 virtual wxFileOffset OnSysTell() const;
78 virtual size_t OnSysWrite(const void *buffer, size_t size);
79
80 private:
81 // internal string, not used if caller provided his own string
82 wxString m_strInternal;
83
84 // pointer given by the caller or just pointer to m_strInternal
85 wxString *m_str;
86
87 // position in the stream in bytes, *not* in chars
88 size_t m_pos;
89
90 #if wxUSE_WCHAR_T
91 // string encoding converter (UTF8 is the standard)
92 wxMBConvUTF8 m_conv;
93 #else
94 wxMBConv m_conv;
95 #endif
96
97 DECLARE_NO_COPY_CLASS(wxStringOutputStream)
98 };
99
100 #endif // wxUSE_STREAMS
101
102 #endif // _WX_SSTREAM_H_
103

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