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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: common/fmapbase.cpp | |
3 | // Purpose: wxFontMapperBase class implementation | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 21.06.2003 (extracted from common/fontmap.cpp) | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 1999-2003 Vadim Zeitlin <vadim@wxwindows.org> | |
9 | // License: wxWindows license | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | // for compilers that support precompilation, includes "wx.h". | |
21 | #include "wx/wxprec.h" | |
22 | ||
23 | #ifdef __BORLANDC__ | |
24 | #pragma hdrstop | |
25 | #endif | |
26 | ||
27 | #if wxUSE_FONTMAP | |
28 | ||
29 | #ifndef WX_PRECOMP | |
30 | #include "wx/app.h" | |
31 | #include "wx/log.h" | |
32 | #include "wx/intl.h" | |
33 | #endif //WX_PRECOMP | |
34 | ||
35 | #if defined(__WXMSW__) | |
36 | #include "wx/msw/private.h" // includes windows.h for LOGFONT | |
37 | #include "wx/msw/winundef.h" | |
38 | #endif | |
39 | ||
40 | #include "wx/fontmap.h" | |
41 | #include "wx/fmappriv.h" | |
42 | ||
43 | #include "wx/apptrait.h" | |
44 | #include "wx/module.h" | |
45 | ||
46 | // wxMemoryConfig uses wxFileConfig | |
47 | #if wxUSE_CONFIG && wxUSE_FILECONFIG | |
48 | #include "wx/config.h" | |
49 | #include "wx/memconf.h" | |
50 | #endif | |
51 | ||
52 | // ---------------------------------------------------------------------------- | |
53 | // constants | |
54 | // ---------------------------------------------------------------------------- | |
55 | ||
56 | // encodings supported by GetEncodingDescription | |
57 | static wxFontEncoding gs_encodings[] = | |
58 | { | |
59 | wxFONTENCODING_ISO8859_1, | |
60 | wxFONTENCODING_ISO8859_2, | |
61 | wxFONTENCODING_ISO8859_3, | |
62 | wxFONTENCODING_ISO8859_4, | |
63 | wxFONTENCODING_ISO8859_5, | |
64 | wxFONTENCODING_ISO8859_6, | |
65 | wxFONTENCODING_ISO8859_7, | |
66 | wxFONTENCODING_ISO8859_8, | |
67 | wxFONTENCODING_ISO8859_9, | |
68 | wxFONTENCODING_ISO8859_10, | |
69 | wxFONTENCODING_ISO8859_11, | |
70 | wxFONTENCODING_ISO8859_12, | |
71 | wxFONTENCODING_ISO8859_13, | |
72 | wxFONTENCODING_ISO8859_14, | |
73 | wxFONTENCODING_ISO8859_15, | |
74 | wxFONTENCODING_KOI8, | |
75 | wxFONTENCODING_KOI8_U, | |
76 | wxFONTENCODING_CP874, | |
77 | wxFONTENCODING_CP932, | |
78 | wxFONTENCODING_CP936, | |
79 | wxFONTENCODING_CP949, | |
80 | wxFONTENCODING_CP950, | |
81 | wxFONTENCODING_CP1250, | |
82 | wxFONTENCODING_CP1251, | |
83 | wxFONTENCODING_CP1252, | |
84 | wxFONTENCODING_CP1253, | |
85 | wxFONTENCODING_CP1254, | |
86 | wxFONTENCODING_CP1255, | |
87 | wxFONTENCODING_CP1256, | |
88 | wxFONTENCODING_CP1257, | |
89 | wxFONTENCODING_CP437, | |
90 | wxFONTENCODING_UTF7, | |
91 | wxFONTENCODING_UTF8, | |
92 | wxFONTENCODING_UTF16, | |
93 | wxFONTENCODING_UTF16BE, | |
94 | wxFONTENCODING_UTF16LE, | |
95 | wxFONTENCODING_UTF32, | |
96 | wxFONTENCODING_UTF32BE, | |
97 | wxFONTENCODING_UTF32LE, | |
98 | wxFONTENCODING_EUC_JP, | |
99 | wxFONTENCODING_DEFAULT, | |
100 | wxFONTENCODING_BIG5, | |
101 | wxFONTENCODING_SHIFT_JIS, | |
102 | wxFONTENCODING_GB2312, | |
103 | }; | |
104 | ||
105 | // the descriptions for them | |
106 | static const wxChar* gs_encodingDescs[] = | |
107 | { | |
108 | wxTRANSLATE( "Western European (ISO-8859-1)" ), | |
109 | wxTRANSLATE( "Central European (ISO-8859-2)" ), | |
110 | wxTRANSLATE( "Esperanto (ISO-8859-3)" ), | |
111 | wxTRANSLATE( "Baltic (old) (ISO-8859-4)" ), | |
112 | wxTRANSLATE( "Cyrillic (ISO-8859-5)" ), | |
113 | wxTRANSLATE( "Arabic (ISO-8859-6)" ), | |
114 | wxTRANSLATE( "Greek (ISO-8859-7)" ), | |
115 | wxTRANSLATE( "Hebrew (ISO-8859-8)" ), | |
116 | wxTRANSLATE( "Turkish (ISO-8859-9)" ), | |
117 | wxTRANSLATE( "Nordic (ISO-8859-10)" ), | |
118 | wxTRANSLATE( "Thai (ISO-8859-11)" ), | |
119 | wxTRANSLATE( "Indian (ISO-8859-12)" ), | |
120 | wxTRANSLATE( "Baltic (ISO-8859-13)" ), | |
121 | wxTRANSLATE( "Celtic (ISO-8859-14)" ), | |
122 | wxTRANSLATE( "Western European with Euro (ISO-8859-15)" ), | |
123 | wxTRANSLATE( "KOI8-R" ), | |
124 | wxTRANSLATE( "KOI8-U" ), | |
125 | wxTRANSLATE( "Windows Thai (CP 874)" ), | |
126 | wxTRANSLATE( "Windows Japanese (CP 932)" ), | |
127 | wxTRANSLATE( "Windows Chinese Simplified (CP 936)" ), | |
128 | wxTRANSLATE( "Windows Korean (CP 949)" ), | |
129 | wxTRANSLATE( "Windows Chinese Traditional (CP 950)" ), | |
130 | wxTRANSLATE( "Windows Central European (CP 1250)" ), | |
131 | wxTRANSLATE( "Windows Cyrillic (CP 1251)" ), | |
132 | wxTRANSLATE( "Windows Western European (CP 1252)" ), | |
133 | wxTRANSLATE( "Windows Greek (CP 1253)" ), | |
134 | wxTRANSLATE( "Windows Turkish (CP 1254)" ), | |
135 | wxTRANSLATE( "Windows Hebrew (CP 1255)" ), | |
136 | wxTRANSLATE( "Windows Arabic (CP 1256)" ), | |
137 | wxTRANSLATE( "Windows Baltic (CP 1257)" ), | |
138 | wxTRANSLATE( "Windows/DOS OEM (CP 437)" ), | |
139 | wxTRANSLATE( "Unicode 7 bit (UTF-7)" ), | |
140 | wxTRANSLATE( "Unicode 8 bit (UTF-8)" ), | |
141 | wxTRANSLATE( "Unicode 16 bit (UTF-16)" ), | |
142 | wxTRANSLATE( "Unicode 16 bit Big Endian (UTF-16BE)" ), | |
143 | wxTRANSLATE( "Unicode 16 bit Little Endian (UTF-16LE)" ), | |
144 | wxTRANSLATE( "Unicode 32 bit (UTF-32)" ), | |
145 | wxTRANSLATE( "Unicode 32 bit Big Endian (UTF-32BE)" ), | |
146 | wxTRANSLATE( "Unicode 32 bit Little Endian (UTF-32LE)" ), | |
147 | wxTRANSLATE( "Extended Unix Codepage for Japanese (EUC-JP)" ), | |
148 | wxTRANSLATE( "US-ASCII" ), | |
149 | wxTRANSLATE( "BIG5" ), | |
150 | wxTRANSLATE( "SHIFT-JIS" ), | |
151 | wxTRANSLATE( "GB-2312" ), | |
152 | }; | |
153 | ||
154 | // and the internal names (these are not translated on purpose!) | |
155 | static const wxChar* gs_encodingNames[WXSIZEOF(gs_encodingDescs)][10] = | |
156 | { | |
157 | // names from the first column are used under Linux, from the second one | |
158 | // under Solaris and IRIX and from the third one -- under AIX | |
159 | { wxT( "ISO-8859-1" ), wxT( "ISO8859-1" ), wxT( "8859-1" ), wxT("iso_8859_1"), NULL }, | |
160 | { wxT( "ISO-8859-2" ), wxT( "ISO8859-2" ), wxT( "8859-2" ), NULL }, | |
161 | { wxT( "ISO-8859-3" ), wxT( "ISO8859-3" ), wxT( "8859-3" ), NULL }, | |
162 | { wxT( "ISO-8859-4" ), wxT( "ISO8859-4" ), wxT( "8859-4" ), NULL }, | |
163 | { wxT( "ISO-8859-5" ), wxT( "ISO8859-5" ), wxT( "8859-5" ), NULL }, | |
164 | { wxT( "ISO-8859-6" ), wxT( "ISO8859-6" ), wxT( "8859-6" ), NULL }, | |
165 | { wxT( "ISO-8859-7" ), wxT( "ISO8859-7" ), wxT( "8859-7" ), NULL }, | |
166 | { wxT( "ISO-8859-8" ), wxT( "ISO8859-8" ), wxT( "8859-8" ), NULL }, | |
167 | { wxT( "ISO-8859-9" ), wxT( "ISO8859-9" ), wxT( "8859-9" ), NULL }, | |
168 | { wxT( "ISO-8859-10" ), wxT( "ISO8859-10" ), wxT( "8859-10" ), NULL }, | |
169 | { wxT( "ISO-8859-11" ), wxT( "ISO8859-11" ), wxT( "8859-11" ), NULL }, | |
170 | { wxT( "ISO-8859-12" ), wxT( "ISO8859-12" ), wxT( "8859-12" ), NULL }, | |
171 | { wxT( "ISO-8859-13" ), wxT( "ISO8859-13" ), wxT( "8859-13" ), NULL }, | |
172 | { wxT( "ISO-8859-14" ), wxT( "ISO8859-14" ), wxT( "8859-14" ), NULL }, | |
173 | { wxT( "ISO-8859-15" ), wxT( "ISO8859-15" ), wxT( "8859-15" ), NULL }, | |
174 | ||
175 | // although koi8-ru is not strictly speaking the same as koi8-r, | |
176 | // they are similar enough to make mapping it to koi8 better than | |
177 | // not recognizing it at all | |
178 | { wxT( "KOI8-R" ), wxT( "KOI8-RU" ), NULL }, | |
179 | { wxT( "KOI8-U" ), NULL }, | |
180 | ||
181 | { wxT( "WINDOWS-874" ), wxT( "CP-874" ), NULL }, | |
182 | { wxT( "WINDOWS-932" ), wxT( "CP-932" ), NULL }, | |
183 | { wxT( "WINDOWS-936" ), wxT( "CP-936" ), NULL }, | |
184 | { wxT( "WINDOWS-949" ), wxT( "CP-949" ), wxT( "EUC-KR" ), wxT( "eucKR" ), wxT( "euc_kr" ), NULL }, | |
185 | { wxT( "WINDOWS-950" ), wxT( "CP-950" ), NULL }, | |
186 | { wxT( "WINDOWS-1250" ),wxT( "CP-1250" ), NULL }, | |
187 | { wxT( "WINDOWS-1251" ),wxT( "CP-1251" ), NULL }, | |
188 | { wxT( "WINDOWS-1252" ),wxT( "CP-1252" ), wxT("IBM-1252"), NULL }, | |
189 | { wxT( "WINDOWS-1253" ),wxT( "CP-1253" ), NULL }, | |
190 | { wxT( "WINDOWS-1254" ),wxT( "CP-1254" ), NULL }, | |
191 | { wxT( "WINDOWS-1255" ),wxT( "CP-1255" ), NULL }, | |
192 | { wxT( "WINDOWS-1256" ),wxT( "CP-1256" ), NULL }, | |
193 | { wxT( "WINDOWS-1257" ),wxT( "CP-1257" ), NULL }, | |
194 | { wxT( "WINDOWS-437" ), wxT( "CP-437" ), NULL }, | |
195 | ||
196 | { wxT( "UTF-7" ), NULL }, | |
197 | { wxT( "UTF-8" ), NULL }, | |
198 | { wxT( "UTF-16" ), wxT("UCS-2"), wxT("UCS2"), NULL }, | |
199 | { wxT( "UTF-16BE" ), wxT("UCS-2BE"), NULL }, | |
200 | { wxT( "UTF-16LE" ), wxT("UCS-2LE"), NULL }, | |
201 | { wxT( "UTF-32" ), wxT( "UCS-4" ), wxT("UCS4"), NULL }, | |
202 | { wxT( "UTF-32BE" ), wxT( "UCS-4BE" ), NULL }, | |
203 | { wxT( "UTF-32LE" ), wxT( "UCS-4LE" ), NULL }, | |
204 | ||
205 | { wxT( "EUC-JP" ), wxT( "eucJP" ), wxT( "euc_jp" ), wxT( "IBM-eucJP" ), NULL }, | |
206 | ||
207 | // 646 is for Solaris, roman8 -- for HP-UX | |
208 | { wxT( "US-ASCII" ), wxT( "ASCII" ), wxT("C"), wxT("POSIX"), wxT("ANSI_X3.4-1968"), | |
209 | wxT("646"), wxT("roman8"), wxT( "" ), NULL }, | |
210 | ||
211 | { wxT( "BIG5" ), NULL }, | |
212 | { wxT( "shift-jis" ), wxT( "shift_jis" ), wxT( "sjis" ), NULL }, | |
213 | { wxT( "GB2312" ), NULL }, | |
214 | }; | |
215 | ||
216 | wxCOMPILE_TIME_ASSERT( WXSIZEOF(gs_encodingDescs) == WXSIZEOF(gs_encodings), EncodingsArraysNotInSync ); | |
217 | wxCOMPILE_TIME_ASSERT( WXSIZEOF(gs_encodingNames) == WXSIZEOF(gs_encodings), EncodingsArraysNotInSync ); | |
218 | ||
219 | // ---------------------------------------------------------------------------- | |
220 | // private classes | |
221 | // ---------------------------------------------------------------------------- | |
222 | ||
223 | // clean up the font mapper object | |
224 | class wxFontMapperModule : public wxModule | |
225 | { | |
226 | public: | |
227 | wxFontMapperModule() : wxModule() { } | |
228 | virtual bool OnInit() { return true; } | |
229 | virtual void OnExit() { delete (wxFontMapperBase*)wxFontMapperBase::Set(NULL); } | |
230 | ||
231 | DECLARE_DYNAMIC_CLASS(wxFontMapperModule) | |
232 | }; | |
233 | ||
234 | IMPLEMENT_DYNAMIC_CLASS(wxFontMapperModule, wxModule) | |
235 | ||
236 | ||
237 | // ============================================================================ | |
238 | // wxFontMapperBase implementation | |
239 | // ============================================================================ | |
240 | ||
241 | wxFontMapper *wxFontMapperBase::sm_instance = NULL; | |
242 | ||
243 | // ---------------------------------------------------------------------------- | |
244 | // ctor and dtor | |
245 | // ---------------------------------------------------------------------------- | |
246 | ||
247 | wxFontMapperBase::wxFontMapperBase() | |
248 | { | |
249 | #if wxUSE_CONFIG && wxUSE_FILECONFIG | |
250 | m_config = NULL; | |
251 | m_configIsDummy = false; | |
252 | #endif // wxUSE_CONFIG | |
253 | } | |
254 | ||
255 | wxFontMapperBase::~wxFontMapperBase() | |
256 | { | |
257 | #if wxUSE_CONFIG && wxUSE_FILECONFIG | |
258 | if ( m_configIsDummy ) | |
259 | delete m_config; | |
260 | #endif // wxUSE_CONFIG | |
261 | } | |
262 | ||
263 | bool wxFontMapperBase::IsWxFontMapper() | |
264 | { return false; } | |
265 | ||
266 | /* static */ | |
267 | wxFontMapperBase *wxFontMapperBase::Get() | |
268 | { | |
269 | if ( !sm_instance ) | |
270 | { | |
271 | wxAppTraits *traits = wxTheApp ? wxTheApp->GetTraits() : NULL; | |
272 | if ( traits ) | |
273 | { | |
274 | sm_instance = traits->CreateFontMapper(); | |
275 | ||
276 | wxASSERT_MSG( sm_instance, | |
277 | _T("wxAppTraits::CreateFontMapper() failed") ); | |
278 | } | |
279 | ||
280 | if ( !sm_instance ) | |
281 | { | |
282 | // last resort: we must create something because the existing code | |
283 | // relies on always having a valid font mapper object | |
284 | sm_instance = (wxFontMapper *)new wxFontMapperBase; | |
285 | } | |
286 | } | |
287 | ||
288 | return (wxFontMapperBase*)sm_instance; | |
289 | } | |
290 | ||
291 | /* static */ | |
292 | wxFontMapper *wxFontMapperBase::Set(wxFontMapper *mapper) | |
293 | { | |
294 | wxFontMapper *old = sm_instance; | |
295 | sm_instance = mapper; | |
296 | return old; | |
297 | } | |
298 | ||
299 | #if wxUSE_CONFIG && wxUSE_FILECONFIG | |
300 | ||
301 | // ---------------------------------------------------------------------------- | |
302 | // config usage customisation | |
303 | // ---------------------------------------------------------------------------- | |
304 | ||
305 | /* static */ | |
306 | const wxChar *wxFontMapperBase::GetDefaultConfigPath() | |
307 | { | |
308 | return FONTMAPPER_ROOT_PATH; | |
309 | } | |
310 | ||
311 | void wxFontMapperBase::SetConfigPath(const wxString& prefix) | |
312 | { | |
313 | wxCHECK_RET( !prefix.IsEmpty() && prefix[0] == wxCONFIG_PATH_SEPARATOR, | |
314 | wxT("an absolute path should be given to wxFontMapper::SetConfigPath()") ); | |
315 | ||
316 | m_configRootPath = prefix; | |
317 | } | |
318 | ||
319 | // ---------------------------------------------------------------------------- | |
320 | // get config object and path for it | |
321 | // ---------------------------------------------------------------------------- | |
322 | ||
323 | wxConfigBase *wxFontMapperBase::GetConfig() | |
324 | { | |
325 | if ( !m_config ) | |
326 | { | |
327 | // try the default | |
328 | m_config = wxConfig::Get(false /*don't create on demand*/ ); | |
329 | ||
330 | if ( !m_config ) | |
331 | { | |
332 | // we still want to have a config object because otherwise we would | |
333 | // keep asking the user the same questions in the interactive mode, | |
334 | // so create a dummy config which won't write to any files/registry | |
335 | // but will allow us to remember the results of the questions at | |
336 | // least during this run | |
337 | m_config = new wxMemoryConfig; | |
338 | m_configIsDummy = true; | |
339 | // VS: we can't call wxConfig::Set(m_config) here because that would | |
340 | // disable automatic wxConfig instance creation if this code was | |
341 | // called before wxApp::OnInit (this happens in wxGTK -- it sets | |
342 | // default wxFont encoding in wxApp::Initialize()) | |
343 | } | |
344 | } | |
345 | ||
346 | if ( m_configIsDummy && wxConfig::Get(false) != NULL ) | |
347 | { | |
348 | // VS: in case we created dummy m_config (see above), we want to switch back | |
349 | // to the real one as soon as one becomes available. | |
350 | delete m_config; | |
351 | m_config = wxConfig::Get(false); | |
352 | m_configIsDummy = false; | |
353 | // FIXME: ideally, we should add keys from dummy config to the real one now, | |
354 | // but it is a low-priority task because typical wxWin application | |
355 | // either doesn't use wxConfig at all or creates wxConfig object in | |
356 | // wxApp::OnInit(), before any real interaction with the user takes | |
357 | // place... | |
358 | } | |
359 | ||
360 | return m_config; | |
361 | } | |
362 | ||
363 | const wxString& wxFontMapperBase::GetConfigPath() | |
364 | { | |
365 | if ( !m_configRootPath ) | |
366 | { | |
367 | // use the default | |
368 | m_configRootPath = GetDefaultConfigPath(); | |
369 | } | |
370 | ||
371 | return m_configRootPath; | |
372 | } | |
373 | ||
374 | // ---------------------------------------------------------------------------- | |
375 | // config helpers | |
376 | // ---------------------------------------------------------------------------- | |
377 | ||
378 | bool wxFontMapperBase::ChangePath(const wxString& pathNew, wxString *pathOld) | |
379 | { | |
380 | wxConfigBase *config = GetConfig(); | |
381 | if ( !config ) | |
382 | return false; | |
383 | ||
384 | *pathOld = config->GetPath(); | |
385 | ||
386 | wxString path = GetConfigPath(); | |
387 | if ( path.IsEmpty() || path.Last() != wxCONFIG_PATH_SEPARATOR ) | |
388 | { | |
389 | path += wxCONFIG_PATH_SEPARATOR; | |
390 | } | |
391 | ||
392 | wxASSERT_MSG( !pathNew || (pathNew[0] != wxCONFIG_PATH_SEPARATOR), | |
393 | wxT("should be a relative path") ); | |
394 | ||
395 | path += pathNew; | |
396 | ||
397 | config->SetPath(path); | |
398 | ||
399 | return true; | |
400 | } | |
401 | ||
402 | void wxFontMapperBase::RestorePath(const wxString& pathOld) | |
403 | { | |
404 | GetConfig()->SetPath(pathOld); | |
405 | } | |
406 | ||
407 | #endif | |
408 | ||
409 | // ---------------------------------------------------------------------------- | |
410 | // charset/encoding correspondence | |
411 | // ---------------------------------------------------------------------------- | |
412 | ||
413 | wxFontEncoding | |
414 | wxFontMapperBase::CharsetToEncoding(const wxString& charset, | |
415 | bool WXUNUSED(interactive)) | |
416 | { | |
417 | int enc = NonInteractiveCharsetToEncoding(charset); | |
418 | if ( enc == wxFONTENCODING_UNKNOWN ) | |
419 | { | |
420 | // we should return wxFONTENCODING_SYSTEM from here for unknown | |
421 | // encodings | |
422 | enc = wxFONTENCODING_SYSTEM; | |
423 | } | |
424 | ||
425 | return (wxFontEncoding)enc; | |
426 | } | |
427 | ||
428 | int | |
429 | wxFontMapperBase::NonInteractiveCharsetToEncoding(const wxString& charset) | |
430 | { | |
431 | wxFontEncoding encoding = wxFONTENCODING_SYSTEM; | |
432 | ||
433 | // we're going to modify it, make a copy | |
434 | wxString cs = charset; | |
435 | ||
436 | #if wxUSE_CONFIG && wxUSE_FILECONFIG | |
437 | // first try the user-defined settings | |
438 | wxFontMapperPathChanger path(this, FONTMAPPER_CHARSET_PATH); | |
439 | if ( path.IsOk() ) | |
440 | { | |
441 | wxConfigBase *config = GetConfig(); | |
442 | ||
443 | // do we have an encoding for this charset? | |
444 | long value = config->Read(charset, -1l); | |
445 | if ( value != -1 ) | |
446 | { | |
447 | if ( value == wxFONTENCODING_UNKNOWN ) | |
448 | { | |
449 | // don't try to find it, in particular don't ask the user | |
450 | return value; | |
451 | } | |
452 | ||
453 | if ( value >= 0 && value <= wxFONTENCODING_MAX ) | |
454 | { | |
455 | encoding = (wxFontEncoding)value; | |
456 | } | |
457 | else | |
458 | { | |
459 | wxLogDebug(wxT("corrupted config data: invalid encoding %ld for charset '%s' ignored"), | |
460 | value, charset.c_str()); | |
461 | } | |
462 | } | |
463 | ||
464 | if ( encoding == wxFONTENCODING_SYSTEM ) | |
465 | { | |
466 | // may be we have an alias? | |
467 | config->SetPath(FONTMAPPER_CHARSET_ALIAS_PATH); | |
468 | ||
469 | wxString alias = config->Read(charset); | |
470 | if ( !alias.IsEmpty() ) | |
471 | { | |
472 | // yes, we do - use it instead | |
473 | cs = alias; | |
474 | } | |
475 | } | |
476 | } | |
477 | #endif // wxUSE_CONFIG | |
478 | ||
479 | // if didn't find it there, try to recognize it ourselves | |
480 | if ( encoding == wxFONTENCODING_SYSTEM ) | |
481 | { | |
482 | // trim any spaces | |
483 | cs.Trim(true); | |
484 | cs.Trim(false); | |
485 | ||
486 | // discard the optional quotes | |
487 | if ( !cs.empty() ) | |
488 | { | |
489 | if ( cs[0u] == _T('"') && cs.Last() == _T('"') ) | |
490 | { | |
491 | cs = wxString(cs.c_str(), cs.length() - 1); | |
492 | } | |
493 | } | |
494 | ||
495 | for ( size_t i = 0; i < WXSIZEOF(gs_encodingNames); ++i ) | |
496 | { | |
497 | for ( const wxChar** encName = gs_encodingNames[i]; *encName; ++encName ) | |
498 | { | |
499 | if ( cs.CmpNoCase(*encName) == 0 ) | |
500 | return gs_encodings[i]; | |
501 | } | |
502 | } | |
503 | ||
504 | cs.MakeUpper(); | |
505 | ||
506 | if ( cs.Left(3) == wxT("ISO") ) | |
507 | { | |
508 | // the dash is optional (or, to be exact, it is not, but | |
509 | // several brokenmails "forget" it) | |
510 | const wxChar *p = cs.c_str() + 3; | |
511 | if ( *p == wxT('-') ) | |
512 | p++; | |
513 | ||
514 | // printf( "iso %s\n", (const char*) cs.ToAscii() ); | |
515 | ||
516 | unsigned int value; | |
517 | if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 ) | |
518 | { | |
519 | // printf( "value %d\n", (int)value ); | |
520 | ||
521 | // make it 0 based and check that it is strictly positive in | |
522 | // the process (no such thing as iso8859-0 encoding) | |
523 | if ( (value-- > 0) && | |
524 | (value < wxFONTENCODING_ISO8859_MAX - | |
525 | wxFONTENCODING_ISO8859_1) ) | |
526 | { | |
527 | // it's a valid ISO8859 encoding | |
528 | value += wxFONTENCODING_ISO8859_1; | |
529 | encoding = (wxFontEncoding)value; | |
530 | } | |
531 | } | |
532 | } | |
533 | else if ( cs.Left(4) == wxT("8859") ) | |
534 | { | |
535 | const wxChar *p = cs.c_str(); | |
536 | ||
537 | unsigned int value; | |
538 | if ( wxSscanf(p, wxT("8859-%u"), &value) == 1 ) | |
539 | { | |
540 | // printf( "value %d\n", (int)value ); | |
541 | ||
542 | // make it 0 based and check that it is strictly positive in | |
543 | // the process (no such thing as iso8859-0 encoding) | |
544 | if ( (value-- > 0) && | |
545 | (value < wxFONTENCODING_ISO8859_MAX - | |
546 | wxFONTENCODING_ISO8859_1) ) | |
547 | { | |
548 | // it's a valid ISO8859 encoding | |
549 | value += wxFONTENCODING_ISO8859_1; | |
550 | encoding = (wxFontEncoding)value; | |
551 | } | |
552 | } | |
553 | } | |
554 | else // check for Windows charsets | |
555 | { | |
556 | size_t len; | |
557 | if ( cs.Left(7) == wxT("WINDOWS") ) | |
558 | { | |
559 | len = 7; | |
560 | } | |
561 | else if ( cs.Left(2) == wxT("CP") ) | |
562 | { | |
563 | len = 2; | |
564 | } | |
565 | else // not a Windows encoding | |
566 | { | |
567 | len = 0; | |
568 | } | |
569 | ||
570 | if ( len ) | |
571 | { | |
572 | const wxChar *p = cs.c_str() + len; | |
573 | if ( *p == wxT('-') ) | |
574 | p++; | |
575 | ||
576 | unsigned int value; | |
577 | if ( wxSscanf(p, wxT("%u"), &value) == 1 ) | |
578 | { | |
579 | if ( value >= 1250 ) | |
580 | { | |
581 | value -= 1250; | |
582 | if ( value < wxFONTENCODING_CP12_MAX - | |
583 | wxFONTENCODING_CP1250 ) | |
584 | { | |
585 | // a valid Windows code page | |
586 | value += wxFONTENCODING_CP1250; | |
587 | encoding = (wxFontEncoding)value; | |
588 | } | |
589 | } | |
590 | ||
591 | switch ( value ) | |
592 | { | |
593 | case 874: | |
594 | encoding = wxFONTENCODING_CP874; | |
595 | break; | |
596 | ||
597 | case 932: | |
598 | encoding = wxFONTENCODING_CP932; | |
599 | break; | |
600 | ||
601 | case 936: | |
602 | encoding = wxFONTENCODING_CP936; | |
603 | break; | |
604 | ||
605 | case 949: | |
606 | encoding = wxFONTENCODING_CP949; | |
607 | break; | |
608 | ||
609 | case 950: | |
610 | encoding = wxFONTENCODING_CP950; | |
611 | break; | |
612 | } | |
613 | } | |
614 | } | |
615 | } | |
616 | //else: unknown | |
617 | } | |
618 | ||
619 | return encoding; | |
620 | } | |
621 | ||
622 | /* static */ | |
623 | size_t wxFontMapperBase::GetSupportedEncodingsCount() | |
624 | { | |
625 | return WXSIZEOF(gs_encodings); | |
626 | } | |
627 | ||
628 | /* static */ | |
629 | wxFontEncoding wxFontMapperBase::GetEncoding(size_t n) | |
630 | { | |
631 | wxCHECK_MSG( n < WXSIZEOF(gs_encodings), wxFONTENCODING_SYSTEM, | |
632 | _T("wxFontMapper::GetEncoding(): invalid index") ); | |
633 | ||
634 | return gs_encodings[n]; | |
635 | } | |
636 | ||
637 | /* static */ | |
638 | wxString wxFontMapperBase::GetEncodingDescription(wxFontEncoding encoding) | |
639 | { | |
640 | if ( encoding == wxFONTENCODING_DEFAULT ) | |
641 | { | |
642 | return _("Default encoding"); | |
643 | } | |
644 | ||
645 | const size_t count = WXSIZEOF(gs_encodingDescs); | |
646 | ||
647 | for ( size_t i = 0; i < count; i++ ) | |
648 | { | |
649 | if ( gs_encodings[i] == encoding ) | |
650 | { | |
651 | return wxGetTranslation(gs_encodingDescs[i]); | |
652 | } | |
653 | } | |
654 | ||
655 | wxString str; | |
656 | str.Printf(_("Unknown encoding (%d)"), encoding); | |
657 | ||
658 | return str; | |
659 | } | |
660 | ||
661 | /* static */ | |
662 | wxString wxFontMapperBase::GetEncodingName(wxFontEncoding encoding) | |
663 | { | |
664 | if ( encoding == wxFONTENCODING_DEFAULT ) | |
665 | { | |
666 | return _("default"); | |
667 | } | |
668 | ||
669 | const size_t count = WXSIZEOF(gs_encodingNames); | |
670 | ||
671 | for ( size_t i = 0; i < count; i++ ) | |
672 | { | |
673 | if ( gs_encodings[i] == encoding ) | |
674 | { | |
675 | return gs_encodingNames[i][0]; | |
676 | } | |
677 | } | |
678 | ||
679 | wxString str; | |
680 | str.Printf(_("unknown-%d"), encoding); | |
681 | ||
682 | return str; | |
683 | } | |
684 | ||
685 | /* static */ | |
686 | const wxChar** wxFontMapperBase::GetAllEncodingNames(wxFontEncoding encoding) | |
687 | { | |
688 | static const wxChar* dummy[] = { NULL }; | |
689 | ||
690 | for ( size_t i = 0; i < WXSIZEOF(gs_encodingNames); i++ ) | |
691 | { | |
692 | if ( gs_encodings[i] == encoding ) | |
693 | { | |
694 | return gs_encodingNames[i]; | |
695 | } | |
696 | } | |
697 | ||
698 | return dummy; | |
699 | } | |
700 | ||
701 | /* static */ | |
702 | wxFontEncoding wxFontMapperBase::GetEncodingFromName(const wxString& name) | |
703 | { | |
704 | const size_t count = WXSIZEOF(gs_encodingNames); | |
705 | ||
706 | for ( size_t i = 0; i < count; i++ ) | |
707 | { | |
708 | for ( const wxChar** encName = gs_encodingNames[i]; *encName; ++encName ) | |
709 | { | |
710 | if ( name.CmpNoCase(*encName) == 0 ) | |
711 | return gs_encodings[i]; | |
712 | } | |
713 | } | |
714 | ||
715 | return wxFONTENCODING_MAX; | |
716 | } | |
717 | ||
718 | #endif // wxUSE_FONTMAP | |
719 |