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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/intl.h
3 // Purpose: Internationalization and localisation for wxWindows
4 // Author: Vadim Zeitlin
5 // Modified by:
6 // Created: 29/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_INTL_H_
13 #define _WX_INTL_H_
14
15 #if defined(__GNUG__) && !defined(__APPLE__)
16 #pragma interface "intl.h"
17 #endif
18
19 #include "wx/defs.h"
20 #include "wx/string.h"
21
22 #if wxUSE_INTL
23
24 #include "wx/fontenc.h"
25
26 // ============================================================================
27 // global decls
28 // ============================================================================
29
30 // ----------------------------------------------------------------------------
31 // macros
32 // ----------------------------------------------------------------------------
33
34 // gettext() style macro (notice that xgettext should be invoked with "-k_"
35 // option to extract the strings inside _() from the sources)
36 #ifndef WXINTL_NO_GETTEXT_MACRO
37 #define _(str) wxGetTranslation(_T(str))
38 #endif
39
40 // another one which just marks the strings for extraction, but doesn't
41 // perform the translation (use -kwxTRANSLATE with xgettext!)
42 #define wxTRANSLATE(str) _T(str)
43
44 // ----------------------------------------------------------------------------
45 // forward decls
46 // ----------------------------------------------------------------------------
47
48 class WXDLLIMPEXP_BASE wxLocale;
49 class WXDLLIMPEXP_BASE wxMsgCatalog;
50 class WXDLLIMPEXP_BASE wxLanguageInfoArray;
51
52 // ============================================================================
53 // locale support
54 // ============================================================================
55
56 // ----------------------------------------------------------------------------
57 // wxLanguage: defines all supported languages
58 // ----------------------------------------------------------------------------
59
60 // --- --- --- generated code begins here --- --- ---
61
62 // This enum is generated by misc/languages/genlang.py
63 // When making changes, please put them into misc/languages/langtabl.txt
64 enum wxLanguage
65 {
66 // user's default/preffered language as got from OS:
67 wxLANGUAGE_DEFAULT,
68 // unknown language, if wxLocale::GetSystemLanguage fails:
69 wxLANGUAGE_UNKNOWN,
70
71 wxLANGUAGE_ABKHAZIAN,
72 wxLANGUAGE_AFAR,
73 wxLANGUAGE_AFRIKAANS,
74 wxLANGUAGE_ALBANIAN,
75 wxLANGUAGE_AMHARIC,
76 wxLANGUAGE_ARABIC,
77 wxLANGUAGE_ARABIC_ALGERIA,
78 wxLANGUAGE_ARABIC_BAHRAIN,
79 wxLANGUAGE_ARABIC_EGYPT,
80 wxLANGUAGE_ARABIC_IRAQ,
81 wxLANGUAGE_ARABIC_JORDAN,
82 wxLANGUAGE_ARABIC_KUWAIT,
83 wxLANGUAGE_ARABIC_LEBANON,
84 wxLANGUAGE_ARABIC_LIBYA,
85 wxLANGUAGE_ARABIC_MOROCCO,
86 wxLANGUAGE_ARABIC_OMAN,
87 wxLANGUAGE_ARABIC_QATAR,
88 wxLANGUAGE_ARABIC_SAUDI_ARABIA,
89 wxLANGUAGE_ARABIC_SUDAN,
90 wxLANGUAGE_ARABIC_SYRIA,
91 wxLANGUAGE_ARABIC_TUNISIA,
92 wxLANGUAGE_ARABIC_UAE,
93 wxLANGUAGE_ARABIC_YEMEN,
94 wxLANGUAGE_ARMENIAN,
95 wxLANGUAGE_ASSAMESE,
96 wxLANGUAGE_AYMARA,
97 wxLANGUAGE_AZERI,
98 wxLANGUAGE_AZERI_CYRILLIC,
99 wxLANGUAGE_AZERI_LATIN,
100 wxLANGUAGE_BASHKIR,
101 wxLANGUAGE_BASQUE,
102 wxLANGUAGE_BELARUSIAN,
103 wxLANGUAGE_BENGALI,
104 wxLANGUAGE_BHUTANI,
105 wxLANGUAGE_BIHARI,
106 wxLANGUAGE_BISLAMA,
107 wxLANGUAGE_BRETON,
108 wxLANGUAGE_BULGARIAN,
109 wxLANGUAGE_BURMESE,
110 wxLANGUAGE_CAMBODIAN,
111 wxLANGUAGE_CATALAN,
112 wxLANGUAGE_CHINESE,
113 wxLANGUAGE_CHINESE_SIMPLIFIED,
114 wxLANGUAGE_CHINESE_TRADITIONAL,
115 wxLANGUAGE_CHINESE_HONGKONG,
116 wxLANGUAGE_CHINESE_MACAU,
117 wxLANGUAGE_CHINESE_SINGAPORE,
118 wxLANGUAGE_CHINESE_TAIWAN,
119 wxLANGUAGE_CORSICAN,
120 wxLANGUAGE_CROATIAN,
121 wxLANGUAGE_CZECH,
122 wxLANGUAGE_DANISH,
123 wxLANGUAGE_DUTCH,
124 wxLANGUAGE_DUTCH_BELGIAN,
125 wxLANGUAGE_ENGLISH,
126 wxLANGUAGE_ENGLISH_UK,
127 wxLANGUAGE_ENGLISH_US,
128 wxLANGUAGE_ENGLISH_AUSTRALIA,
129 wxLANGUAGE_ENGLISH_BELIZE,
130 wxLANGUAGE_ENGLISH_BOTSWANA,
131 wxLANGUAGE_ENGLISH_CANADA,
132 wxLANGUAGE_ENGLISH_CARIBBEAN,
133 wxLANGUAGE_ENGLISH_DENMARK,
134 wxLANGUAGE_ENGLISH_EIRE,
135 wxLANGUAGE_ENGLISH_JAMAICA,
136 wxLANGUAGE_ENGLISH_NEW_ZEALAND,
137 wxLANGUAGE_ENGLISH_PHILIPPINES,
138 wxLANGUAGE_ENGLISH_SOUTH_AFRICA,
139 wxLANGUAGE_ENGLISH_TRINIDAD,
140 wxLANGUAGE_ENGLISH_ZIMBABWE,
141 wxLANGUAGE_ESPERANTO,
142 wxLANGUAGE_ESTONIAN,
143 wxLANGUAGE_FAEROESE,
144 wxLANGUAGE_FARSI,
145 wxLANGUAGE_FIJI,
146 wxLANGUAGE_FINNISH,
147 wxLANGUAGE_FRENCH,
148 wxLANGUAGE_FRENCH_BELGIAN,
149 wxLANGUAGE_FRENCH_CANADIAN,
150 wxLANGUAGE_FRENCH_LUXEMBOURG,
151 wxLANGUAGE_FRENCH_MONACO,
152 wxLANGUAGE_FRENCH_SWISS,
153 wxLANGUAGE_FRISIAN,
154 wxLANGUAGE_GALICIAN,
155 wxLANGUAGE_GEORGIAN,
156 wxLANGUAGE_GERMAN,
157 wxLANGUAGE_GERMAN_AUSTRIAN,
158 wxLANGUAGE_GERMAN_BELGIUM,
159 wxLANGUAGE_GERMAN_LIECHTENSTEIN,
160 wxLANGUAGE_GERMAN_LUXEMBOURG,
161 wxLANGUAGE_GERMAN_SWISS,
162 wxLANGUAGE_GREEK,
163 wxLANGUAGE_GREENLANDIC,
164 wxLANGUAGE_GUARANI,
165 wxLANGUAGE_GUJARATI,
166 wxLANGUAGE_HAUSA,
167 wxLANGUAGE_HEBREW,
168 wxLANGUAGE_HINDI,
169 wxLANGUAGE_HUNGARIAN,
170 wxLANGUAGE_ICELANDIC,
171 wxLANGUAGE_INDONESIAN,
172 wxLANGUAGE_INTERLINGUA,
173 wxLANGUAGE_INTERLINGUE,
174 wxLANGUAGE_INUKTITUT,
175 wxLANGUAGE_INUPIAK,
176 wxLANGUAGE_IRISH,
177 wxLANGUAGE_ITALIAN,
178 wxLANGUAGE_ITALIAN_SWISS,
179 wxLANGUAGE_JAPANESE,
180 wxLANGUAGE_JAVANESE,
181 wxLANGUAGE_KANNADA,
182 wxLANGUAGE_KASHMIRI,
183 wxLANGUAGE_KASHMIRI_INDIA,
184 wxLANGUAGE_KAZAKH,
185 wxLANGUAGE_KERNEWEK,
186 wxLANGUAGE_KINYARWANDA,
187 wxLANGUAGE_KIRGHIZ,
188 wxLANGUAGE_KIRUNDI,
189 wxLANGUAGE_KONKANI,
190 wxLANGUAGE_KOREAN,
191 wxLANGUAGE_KURDISH,
192 wxLANGUAGE_LAOTHIAN,
193 wxLANGUAGE_LATIN,
194 wxLANGUAGE_LATVIAN,
195 wxLANGUAGE_LINGALA,
196 wxLANGUAGE_LITHUANIAN,
197 wxLANGUAGE_MACEDONIAN,
198 wxLANGUAGE_MALAGASY,
199 wxLANGUAGE_MALAY,
200 wxLANGUAGE_MALAYALAM,
201 wxLANGUAGE_MALAY_BRUNEI_DARUSSALAM,
202 wxLANGUAGE_MALAY_MALAYSIA,
203 wxLANGUAGE_MALTESE,
204 wxLANGUAGE_MANIPURI,
205 wxLANGUAGE_MAORI,
206 wxLANGUAGE_MARATHI,
207 wxLANGUAGE_MOLDAVIAN,
208 wxLANGUAGE_MONGOLIAN,
209 wxLANGUAGE_NAURU,
210 wxLANGUAGE_NEPALI,
211 wxLANGUAGE_NEPALI_INDIA,
212 wxLANGUAGE_NORWEGIAN_BOKMAL,
213 wxLANGUAGE_NORWEGIAN_NYNORSK,
214 wxLANGUAGE_OCCITAN,
215 wxLANGUAGE_ORIYA,
216 wxLANGUAGE_OROMO,
217 wxLANGUAGE_PASHTO,
218 wxLANGUAGE_POLISH,
219 wxLANGUAGE_PORTUGUESE,
220 wxLANGUAGE_PORTUGUESE_BRAZILIAN,
221 wxLANGUAGE_PUNJABI,
222 wxLANGUAGE_QUECHUA,
223 wxLANGUAGE_RHAETO_ROMANCE,
224 wxLANGUAGE_ROMANIAN,
225 wxLANGUAGE_RUSSIAN,
226 wxLANGUAGE_RUSSIAN_UKRAINE,
227 wxLANGUAGE_SAMOAN,
228 wxLANGUAGE_SANGHO,
229 wxLANGUAGE_SANSKRIT,
230 wxLANGUAGE_SCOTS_GAELIC,
231 wxLANGUAGE_SERBIAN,
232 wxLANGUAGE_SERBIAN_CYRILLIC,
233 wxLANGUAGE_SERBIAN_LATIN,
234 wxLANGUAGE_SERBO_CROATIAN,
235 wxLANGUAGE_SESOTHO,
236 wxLANGUAGE_SETSWANA,
237 wxLANGUAGE_SHONA,
238 wxLANGUAGE_SINDHI,
239 wxLANGUAGE_SINHALESE,
240 wxLANGUAGE_SISWATI,
241 wxLANGUAGE_SLOVAK,
242 wxLANGUAGE_SLOVENIAN,
243 wxLANGUAGE_SOMALI,
244 wxLANGUAGE_SPANISH,
245 wxLANGUAGE_SPANISH_ARGENTINA,
246 wxLANGUAGE_SPANISH_BOLIVIA,
247 wxLANGUAGE_SPANISH_CHILE,
248 wxLANGUAGE_SPANISH_COLOMBIA,
249 wxLANGUAGE_SPANISH_COSTA_RICA,
250 wxLANGUAGE_SPANISH_DOMINICAN_REPUBLIC,
251 wxLANGUAGE_SPANISH_ECUADOR,
252 wxLANGUAGE_SPANISH_EL_SALVADOR,
253 wxLANGUAGE_SPANISH_GUATEMALA,
254 wxLANGUAGE_SPANISH_HONDURAS,
255 wxLANGUAGE_SPANISH_MEXICAN,
256 wxLANGUAGE_SPANISH_MODERN,
257 wxLANGUAGE_SPANISH_NICARAGUA,
258 wxLANGUAGE_SPANISH_PANAMA,
259 wxLANGUAGE_SPANISH_PARAGUAY,
260 wxLANGUAGE_SPANISH_PERU,
261 wxLANGUAGE_SPANISH_PUERTO_RICO,
262 wxLANGUAGE_SPANISH_URUGUAY,
263 wxLANGUAGE_SPANISH_US,
264 wxLANGUAGE_SPANISH_VENEZUELA,
265 wxLANGUAGE_SUNDANESE,
266 wxLANGUAGE_SWAHILI,
267 wxLANGUAGE_SWEDISH,
268 wxLANGUAGE_SWEDISH_FINLAND,
269 wxLANGUAGE_TAGALOG,
270 wxLANGUAGE_TAJIK,
271 wxLANGUAGE_TAMIL,
272 wxLANGUAGE_TATAR,
273 wxLANGUAGE_TELUGU,
274 wxLANGUAGE_THAI,
275 wxLANGUAGE_TIBETAN,
276 wxLANGUAGE_TIGRINYA,
277 wxLANGUAGE_TONGA,
278 wxLANGUAGE_TSONGA,
279 wxLANGUAGE_TURKISH,
280 wxLANGUAGE_TURKMEN,
281 wxLANGUAGE_TWI,
282 wxLANGUAGE_UIGHUR,
283 wxLANGUAGE_UKRAINIAN,
284 wxLANGUAGE_URDU,
285 wxLANGUAGE_URDU_INDIA,
286 wxLANGUAGE_URDU_PAKISTAN,
287 wxLANGUAGE_UZBEK,
288 wxLANGUAGE_UZBEK_CYRILLIC,
289 wxLANGUAGE_UZBEK_LATIN,
290 wxLANGUAGE_VIETNAMESE,
291 wxLANGUAGE_VOLAPUK,
292 wxLANGUAGE_WELSH,
293 wxLANGUAGE_WOLOF,
294 wxLANGUAGE_XHOSA,
295 wxLANGUAGE_YIDDISH,
296 wxLANGUAGE_YORUBA,
297 wxLANGUAGE_ZHUANG,
298 wxLANGUAGE_ZULU,
299
300 // for custom, user-defined languages:
301 wxLANGUAGE_USER_DEFINED
302 };
303
304 // --- --- --- generated code ends here --- --- ---
305
306 // ----------------------------------------------------------------------------
307 // wxLanguageInfo: encapsulates wxLanguage to OS native lang.desc.
308 // translation information
309 // ----------------------------------------------------------------------------
310
311 struct WXDLLIMPEXP_BASE wxLanguageInfo
312 {
313 int Language; // wxLanguage id
314 wxString CanonicalName; // Canonical name, e.g. fr_FR
315 #ifdef __WIN32__
316 wxUint32 WinLang, // Win32 language identifiers
317 WinSublang;
318 #endif // __WIN32__
319 wxString Description; // human-readable name of the language
320 };
321
322 // ----------------------------------------------------------------------------
323 // wxLocaleCategory: the category of locale settings
324 // ----------------------------------------------------------------------------
325
326 enum wxLocaleCategory
327 {
328 // (any) numbers
329 wxLOCALE_CAT_NUMBER,
330
331 // date/time
332 wxLOCALE_CAT_DATE,
333
334 // monetary value
335 wxLOCALE_CAT_MONEY,
336
337 wxLOCALE_CAT_MAX
338 };
339
340 // ----------------------------------------------------------------------------
341 // wxLocaleInfo: the items understood by wxLocale::GetInfo()
342 // ----------------------------------------------------------------------------
343
344 enum wxLocaleInfo
345 {
346 // the thounsands separator
347 wxLOCALE_THOUSANDS_SEP,
348
349 // the character used as decimal point
350 wxLOCALE_DECIMAL_POINT
351
352 };
353
354 // ----------------------------------------------------------------------------
355 // wxLocale: encapsulates all language dependent settings, including current
356 // message catalogs, date, time and currency formats (TODO) &c
357 // ----------------------------------------------------------------------------
358
359 enum wxLocaleInitFlags
360 {
361 wxLOCALE_LOAD_DEFAULT = 0x0001, // load wxwin.mo?
362 wxLOCALE_CONV_ENCODING = 0x0002 // convert encoding on the fly?
363 };
364
365 class WXDLLIMPEXP_BASE wxLocale
366 {
367 public:
368 // ctor & dtor
369 // -----------
370
371 // call Init() if you use this ctor
372 wxLocale();
373 // the ctor has a side effect of changing current locale
374 wxLocale(const wxChar *szName, // name (for messages)
375 const wxChar *szShort = (const wxChar *) NULL, // dir prefix (for msg files)
376 const wxChar *szLocale = (const wxChar *) NULL, // locale (for setlocale)
377 bool bLoadDefault = TRUE, // preload wxstd.mo?
378 bool bConvertEncoding = FALSE) // convert Win<->Unix if neccessary?
379 {
380 Init(szName, szShort, szLocale, bLoadDefault, bConvertEncoding);
381 }
382
383 wxLocale(int language, // wxLanguage id or custom language
384 int flags = wxLOCALE_LOAD_DEFAULT | wxLOCALE_CONV_ENCODING)
385 { Init(language, flags); }
386
387 // the same as a function (returns TRUE on success)
388 bool Init(const wxChar *szName,
389 const wxChar *szShort = (const wxChar *) NULL,
390 const wxChar *szLocale = (const wxChar *) NULL,
391 bool bLoadDefault = TRUE,
392 bool bConvertEncoding = FALSE);
393
394 // same as second ctor (returns TRUE on success)
395 bool Init(int language = wxLANGUAGE_DEFAULT,
396 int flags = wxLOCALE_LOAD_DEFAULT | wxLOCALE_CONV_ENCODING);
397
398 // restores old locale
399 ~wxLocale();
400
401 // Try to get user's (or OS's) prefered language setting.
402 // Return wxLANGUAGE_UNKNOWN if language-guessing algorithm failed
403 static int GetSystemLanguage();
404
405 // get the encoding used by default for text on this system, returns
406 // wxFONTENCODING_SYSTEM if it couldn't be determined
407 static wxFontEncoding GetSystemEncoding();
408
409 // get the string describing the system encoding, return empty string if
410 // couldn't be determined
411 static wxString GetSystemEncodingName();
412
413 // get the values of the given locale-dependent datum: the current locale
414 // is used, the US default value is returned if everything else fails
415 static wxString GetInfo(wxLocaleInfo index, wxLocaleCategory cat);
416
417 // return TRUE if the locale was set successfully
418 bool IsOk() const { return m_pszOldLocale != NULL; }
419
420 // returns locale name
421 const wxChar *GetLocale() const { return m_strLocale; }
422
423 // return current locale wxLanguage value
424 int GetLanguage() const { return m_language; }
425
426 // return locale name to be passed to setlocale()
427 wxString GetSysName() const;
428
429 // return 'canonical' name, i.e. in the form of xx[_YY], where xx is
430 // language code according to ISO 639 and YY is country name
431 // as specified by ISO 3166.
432 wxString GetCanonicalName() const { return m_strShort; }
433
434 // add a prefix to the catalog lookup path: the message catalog files will be
435 // looked up under prefix/<lang>/LC_MESSAGES, prefix/LC_MESSAGES and prefix
436 // (in this order).
437 //
438 // This only applies to subsequent invocations of AddCatalog()!
439 static void AddCatalogLookupPathPrefix(const wxString& prefix);
440
441 // add a catalog: it's searched for in standard places (current directory
442 // first, system one after), but the you may prepend additional directories to
443 // the search path with AddCatalogLookupPathPrefix().
444 //
445 // The loaded catalog will be used for message lookup by GetString().
446 //
447 // Returns 'true' if it was successfully loaded
448 bool AddCatalog(const wxChar *szDomain);
449
450 // check if the given catalog is loaded
451 bool IsLoaded(const wxChar *szDomain) const;
452
453 // Retrieve the language info struct for the given language
454 //
455 // Returns NULL if no info found, pointer must *not* be deleted by caller
456 static const wxLanguageInfo *GetLanguageInfo(int lang);
457
458 // Returns language name in English or empty string if the language
459 // is not in database
460 static wxString GetLanguageName(int lang);
461
462 // Find the language for the given locale string which may be either a
463 // canonical ISO 2 letter language code ("xx"), a language code followed by
464 // the country code ("xx_XX") or a Windows full language name ("Xxxxx...")
465 //
466 // Returns NULL if no info found, pointer must *not* be deleted by caller
467 static const wxLanguageInfo *FindLanguageInfo(const wxString& locale);
468
469 // Add custom language to the list of known languages.
470 // Notes: 1) wxLanguageInfo contains platform-specific data
471 // 2) must be called before Init to have effect
472 static void AddLanguage(const wxLanguageInfo& info);
473
474 // retrieve the translation for a string in all loaded domains unless
475 // the szDomain parameter is specified (and then only this domain is
476 // searched)
477 //
478 // return original string if translation is not available
479 // (in this case an error message is generated the first time
480 // a string is not found; use wxLogNull to suppress it)
481 //
482 // domains are searched in the last to first order, i.e. catalogs
483 // added later override those added before.
484 const wxChar *GetString(const wxChar *szOrigString,
485 const wxChar *szDomain = (const wxChar *) NULL) const;
486
487 // Returns the current short name for the locale
488 const wxString& GetName() const { return m_strShort; }
489
490 // These two methods are for internal use only. First one creates
491 // ms_languagesDB if it doesn't already exist, second one destroys
492 // it.
493 static void CreateLanguagesDB();
494 static void DestroyLanguagesDB();
495
496 private:
497 // find catalog by name in a linked list, return NULL if !found
498 wxMsgCatalog *FindCatalog(const wxChar *szDomain) const;
499
500 // copy default table of languages from global static array to
501 // m_langugagesInfo, called by InitLanguagesDB
502 static void InitLanguagesDB();
503
504 wxString m_strLocale, // this locale name
505 m_strShort; // short name for the locale
506 int m_language; // this locale wxLanguage value
507
508 const wxChar *m_pszOldLocale; // previous locale from setlocale()
509 wxLocale *m_pOldLocale; // previous wxLocale
510
511 wxMsgCatalog *m_pMsgCat; // pointer to linked list of catalogs
512
513 bool m_bConvertEncoding;
514
515 static wxLanguageInfoArray *ms_languagesDB;
516
517 DECLARE_NO_COPY_CLASS(wxLocale)
518 };
519
520 // ----------------------------------------------------------------------------
521 // global functions
522 // ----------------------------------------------------------------------------
523
524 // get the current locale object (note that it may be NULL!)
525 extern WXDLLIMPEXP_BASE wxLocale* wxGetLocale();
526
527 // get the translation of the string in the current locale
528 inline const wxChar *wxGetTranslation(const wxChar *sz)
529 {
530 wxLocale *pLoc = wxGetLocale();
531 if (pLoc)
532 return pLoc->GetString(sz);
533 else
534 return sz;
535 }
536
537 #else // !wxUSE_INTL
538
539 // the macros should still be defined - otherwise compilation would fail
540
541 #if !defined(WXINTL_NO_GETTEXT_MACRO) && !defined(_)
542 #define _(str) (_T(str))
543 #endif
544
545 #define wxTRANSLATE(str) _T(str)
546
547 // Note: use of 'inline' here can cause this symbol not to be found when compiled with gcc
548 //const wxChar *wxGetTranslation(const wxChar *sz);
549 #define wxGetTranslation(sz) (sz)
550
551 #endif // wxUSE_INTL/!wxUSE_INTL
552
553 // define this one just in case it occurs somewhere (instead of preferred
554 // wxTRANSLATE) too
555 #if !defined(WXINTL_NO_GETTEXT_MACRO) && !defined(gettext_noop)
556 #define gettext_noop(str) _T(str)
557 #endif
558
559 #endif // _WX_INTL_H_
560