src/language.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 1995 Matthias Ettrich
   7  *           Copyright 1995-2001 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include "language.h"
  18 #include "gettext.h"
  19 #include "encoding.h"
  20 #include "lyxrc.h"
  21 #include "lyx_gui_misc.h"
  22 #include "lyxlex.h"
  23 #include "debug.h"
  24
  25 using std::endl;
  26
  27 Languages languages;
  28 Language const * english_language;
  29 Language const * default_language;
  30 Language ignore_lang("ignore", "ignore", "Ignore", false, 0, "ignore", "");
  31 Language const * ignore_language = &ignore_lang;
  32 Language latex_lang("latex", "latex", "Latex", false, 0, "latex", "");
  33 Language const * latex_language = &latex_lang;
  34 #ifdef INHERIT_LANG
  35 Language inherit_lang("inherit", "inherit", "Inherit", false, 0, "inherit", "");
  36 Language const * inherit_language = &inherit_lang;
  37 #endif
  38
  39 void Languages::setDefaults()
  40 {
  41         languagelist["english"] = Language("english", "english", N_("English"),
  42                                            false,
  43                                            encodings.getEncoding("iso8859-1"),
  44                                            "en", "");
  45         english_language = default_language = &languagelist["english"];
  46 }
  47
  48 void Languages::read(string const & filename)
  49 {
  50         LyXLex lex(0, 0);
  51         lex.setFile(filename);
  52         while (lex.isOK()) {
  53                 string lang;
  54                 string babel;
  55                 string display;
  56                 string encoding_str;
  57                 string code;
  58                 string latex_options;
  59                 bool rtl = false;
  60
  61                 if (lex.next())
  62                         lang = lex.getString();
  63                 else
  64                         break;
  65                 lyxerr[Debug::INIT] << "Reading language " << lang << endl;
  66
  67                 if (lex.next())
  68                         babel = lex.getString();
  69                 if (lex.next())
  70                         display = lex.getString();
  71                 if (lex.next())
  72                         rtl = lex.getBool();
  73                 if (lex.next())
  74                         encoding_str = lex.getString();
  75                 if (lex.next())
  76                         code = lex.getString();
  77                 if (lex.next())
  78                         latex_options = lex.getString();
  79
  80                 Encoding const * encoding = encodings.getEncoding(encoding_str);
  81                 if (!encoding) {
  82                         encoding = encodings.getEncoding("iso8859-1");
  83                         lyxerr << "Unknown encoding " << encoding_str << endl;
  84                 }
  85
  86                 languagelist[lang] = Language(lang, babel, display, rtl,
  87                                               encoding, code, latex_options);
  88         }
  89
  90         default_language = getLanguage(lyxrc.default_language);
  91         if (!default_language) {
  92                 lyxerr << "Default language \"" << lyxrc.default_language
  93                        << "\" not found!" << endl;
  94                 default_language = getLanguage("english");
  95                 if (!default_language)
  96                         default_language = &(*languagelist.begin()).second;
  97                 lyxerr << "Using \"" << default_language->lang()
  98                        << "\" instead!" << endl;
  99         }
 100         english_language = getLanguage("english");
 101         if (!english_language)
 102                 english_language = default_language;
 103 }
 104
 105 Language const * Languages::getLanguage(string const & language) const
 106 {
 107         const_iterator it = languagelist.find(language);
 108         if (it != languagelist.end())
 109                 return &it->second;
 110         else
 111                 return 0;
 112 }