]> git.saurik.com Git - wxWidgets.git/blob - include/wx/strconv.h
Added simplistic makefile/project files for wxWinCE.
[wxWidgets.git] / include / wx / strconv.h
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: strconv.h
3 // Purpose: conversion routines for char sets any Unicode
4 // Author: Robert Roebling, Ove Kaaven
5 // Modified by:
6 // Created: 29/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) 1998 Ove Kaaven, Robert Roebling, Vadim Zeitlin
9 // Licence: wxWindows license
10 ///////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_WXSTRCONVH__
13 #define _WX_WXSTRCONVH__
14
15 #if defined(__GNUG__) && !defined(__APPLE__)
16 #pragma interface "strconv.h"
17 #endif
18
19 #include "wx/defs.h"
20 #include "wx/wxchar.h"
21 #include "wx/buffer.h"
22
23 #if defined(__VISAGECPP__) && __IBMCPP__ >= 400
24 # undef __BSEXCPT__
25 #endif
26
27 #include <stdlib.h>
28
29 #if wxUSE_WCHAR_T
30
31 // ----------------------------------------------------------------------------
32 // wxMBConv (base class for conversions, using libc conversion itself)
33 // ----------------------------------------------------------------------------
34
35 class WXDLLEXPORT wxMBConv
36 {
37 public:
38 // the actual conversion takes place here
39 virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
40 virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
41
42 // No longer inline since BC++ complains.
43 const wxWCharBuffer cMB2WC(const char *psz) const;
44 const wxCharBuffer cWC2MB(const wchar_t *psz) const;
45
46 #if wxUSE_UNICODE
47 const wxWCharBuffer cMB2WX(const char *psz) const { return cMB2WC(psz); }
48 const wxCharBuffer cWX2MB(const wchar_t *psz) const { return cWC2MB(psz); }
49 const wchar_t* cWC2WX(const wchar_t *psz) const { return psz; }
50 const wchar_t* cWX2WC(const wchar_t *psz) const { return psz; }
51 #else // ANSI
52 const char* cMB2WX(const char *psz) const { return psz; }
53 const char* cWX2MB(const char *psz) const { return psz; }
54 const wxCharBuffer cWC2WX(const wchar_t *psz) const { return cWC2MB(psz); }
55 const wxWCharBuffer cWX2WC(const char *psz) const { return cMB2WC(psz); }
56 #endif // Unicode/ANSI
57
58 // virtual dtor for any base class
59 virtual ~wxMBConv();
60 };
61
62 WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc;
63
64 // ----------------------------------------------------------------------------
65 // wxMBConvUTF7 (for conversion using UTF7 encoding)
66 // ----------------------------------------------------------------------------
67
68 class WXDLLEXPORT wxMBConvUTF7 : public wxMBConv
69 {
70 public:
71 virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
72 virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
73 };
74
75 WXDLLEXPORT_DATA(extern wxMBConvUTF7) wxConvUTF7;
76
77 // ----------------------------------------------------------------------------
78 // wxMBConvUTF8 (for conversion using UTF8 encoding)
79 // ----------------------------------------------------------------------------
80
81 class WXDLLEXPORT wxMBConvUTF8 : public wxMBConv
82 {
83 public:
84 virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
85 virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
86 };
87
88 WXDLLEXPORT_DATA(extern wxMBConvUTF8) wxConvUTF8;
89
90 #ifdef __WXGTK12__
91
92 // ----------------------------------------------------------------------------
93 // wxMBConvUTF8 (for conversion using GDK's internal converions)
94 // ----------------------------------------------------------------------------
95
96 class WXDLLEXPORT wxMBConvGdk : public wxMBConv
97 {
98 public:
99 virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
100 virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
101 };
102
103 WXDLLEXPORT_DATA(extern wxMBConvGdk) wxConvGdk;
104
105 #endif // wxGTK 1.2
106
107 // ----------------------------------------------------------------------------
108 // wxCSConv (for conversion based on loadable char sets)
109 // ----------------------------------------------------------------------------
110
111 class WXDLLEXPORT wxCharacterSet;
112
113 class WXDLLEXPORT wxCSConv : public wxMBConv
114 {
115 public:
116 wxCSConv(const wxChar *charset);
117 wxCSConv(const wxCSConv& conv);
118 virtual ~wxCSConv();
119
120 wxCSConv& operator=(const wxCSConv& conv);
121
122 void LoadNow();
123
124 virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n) const;
125 virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n) const;
126
127 void Clear() ;
128
129 private:
130 void SetName(const wxChar *charset);
131
132 // note that we can't use wxString here because of compilation
133 // dependencies: we're included from wx/string.h
134 wxChar *m_name;
135 wxCharacterSet *m_cset;
136 bool m_deferred;
137 };
138
139 #define wxConvFile wxConvLocal
140 WXDLLEXPORT_DATA(extern wxCSConv) wxConvLocal;
141 WXDLLEXPORT_DATA(extern wxCSConv) wxConvISO8859_1;
142 WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
143
144 // ----------------------------------------------------------------------------
145 // filename conversion macros
146 // ----------------------------------------------------------------------------
147
148 // filenames are multibyte on Unix and probably widechar on Windows?
149 #if defined(__UNIX__) || defined(__BORLANDC__)
150 #define wxMBFILES 1
151 #else
152 #define wxMBFILES 0
153 #endif
154
155 #if wxMBFILES && wxUSE_UNICODE
156 #define wxFNCONV(name) wxConvFile.cWX2MB(name)
157 #define wxFNSTRINGCAST wxMBSTRINGCAST
158 #else
159 #define wxFNCONV(name) name
160 #define wxFNSTRINGCAST WXSTRINGCAST
161 #endif
162
163 #else
164 // !wxUSE_WCHAR_T
165
166 // ----------------------------------------------------------------------------
167 // stand-ins in absence of wchar_t
168 // ----------------------------------------------------------------------------
169
170 class WXDLLEXPORT wxMBConv
171 {
172 public:
173 const char* cMB2WX(const char *psz) const { return psz; }
174 const char* cWX2MB(const char *psz) const { return psz; }
175 };
176
177 WXDLLEXPORT_DATA(extern wxMBConv) wxConvLibc, wxConvFile, wxConvLocal, wxConvISO8859_1;
178 WXDLLEXPORT_DATA(extern wxMBConv *) wxConvCurrent;
179
180 #define wxFNCONV(name) name
181 #define wxFNSTRINGCAST WXSTRINGCAST
182
183 #endif
184 // wxUSE_WCHAR_T
185
186 // ----------------------------------------------------------------------------
187 // macros for the most common conversions
188 // ----------------------------------------------------------------------------
189
190 #if wxUSE_UNICODE
191 #define wxConvertWX2MB(s) wxConvCurrent->cWX2MB(s)
192 #define wxConvertMB2WX(s) wxConvCurrent->cMB2WX(s)
193 #else // ANSI
194 // no conversions to do
195 #define wxConvertWX2MB(s) (s)
196 #define wxConvertMB2WX(s) (s)
197 #endif // Unicode/ANSI
198
199 #endif
200 // _WX_WXSTRCONVH__
201