misc/languages/genlang.py

   1 #!/usr/bin/env python
   2
   3 #
   4 # This script must be ran from misc/languages subdirectory.
   5 #
   6 # It generates wxLanguage enum (to be cut&pasted to include/wx/intl.h)
   7 # and conversion tables (ditto to src/common/intl.cpp)
   8 #
   9
  10 import string
  11
  12 def ReadTable():
  13     table = []
  14     f = open('langtabl.txt')
  15     for i in f.readlines():
  16         ispl = i.split()
  17         table.append((ispl[0], ispl[1], ispl[2], ispl[3], ispl[4], string.join(ispl[5:])))
  18     f.close()
  19     return table
  20
  21
  22 def GenEnum(table):
  23    f = open('_wxlang.h', 'wt')
  24    f.write("""
  25
  26 // --- --- --- generated code begins here --- --- ---
  27
  28 /**
  29     The languages supported by wxLocale.
  30
  31     This enum is generated by misc/languages/genlang.py
  32     When making changes, please put them into misc/languages/langtabl.txt
  33 */
  34 enum wxLanguage
  35 {
  36     /// User's default/preffered language as got from OS.
  37     wxLANGUAGE_DEFAULT,
  38
  39     /// Unknown language, returned if wxLocale::GetSystemLanguage fails.
  40     wxLANGUAGE_UNKNOWN,
  41
  42 """);
  43    knownLangs = []
  44    for i in table:
  45        if i[0] not in knownLangs:
  46           f.write('    %s,\n' % i[0])
  47           knownLangs.append(i[0])
  48    f.write("""
  49     /// For custom, user-defined languages.
  50     wxLANGUAGE_USER_DEFINED
  51 };
  52
  53 // --- --- --- generated code ends here --- --- ---
  54
  55 """)
  56    f.close()
  57
  58
  59 def GenTable(table):
  60    all_langs = []
  61    all_sublangs = []
  62
  63    lngtable = ''
  64    ifdefs = ''
  65
  66    for i in table:
  67        ican = '"%s"' % i[1]
  68        if ican == '"-"': ican = '""'
  69        ilang = i[2]
  70        if ilang == '-': ilang = '0'
  71        isublang = i[3]
  72        if isublang == '-': isublang = '0'
  73        if (i[4] == "LTR") :
  74            ilayout = "wxLayout_LeftToRight"
  75        elif (i[4] == "RTL"):
  76            ilayout = "wxLayout_RightToLeft"
  77        else:
  78            print "ERROR: Invalid value for the layout direction";
  79        lngtable += '   LNG(%-38s %-7s, %-15s, %-34s, %s, %s)\n' % \
  80                      ((i[0]+','), ican, ilang, isublang, ilayout, i[5])
  81        if ilang not in all_langs: all_langs.append(ilang)
  82        if isublang not in all_sublangs: all_sublangs.append(isublang)
  83
  84    for s in all_langs:
  85        if s != '0':
  86            ifdefs += '#ifndef %s\n#define %s (0)\n#endif\n' % (s, s)
  87    for s in all_sublangs:
  88        if s != '0' and s != 'SUBLANG_DEFAULT':
  89            ifdefs += '#ifndef %s\n#define %s SUBLANG_DEFAULT\n#endif\n' % (s, s)
  90
  91    f = open('_wxlang.cpp', 'wt')
  92    f.write("""
  93 // --- --- --- generated code begins here --- --- ---
  94
  95 // This table is generated by misc/languages/genlang.py
  96 // When making changes, please put them into misc/languages/langtabl.txt
  97
  98 #if !defined(__WIN32__) || defined(__WXMICROWIN__)
  99
 100 #define SETWINLANG(info,lang,sublang)
 101
 102 #else
 103
 104 #define SETWINLANG(info,lang,sublang) \\
 105     info.WinLang = lang, info.WinSublang = sublang;
 106
 107 %s
 108
 109 #endif // __WIN32__
 110
 111 #define LNG(wxlang, canonical, winlang, winsublang, layout, desc) \\
 112     info.Language = wxlang;                               \\
 113     info.CanonicalName = wxT(canonical);                  \\
 114     info.LayoutDirection = layout;                        \\
 115     info.Description = wxT(desc);                         \\
 116     SETWINLANG(info, winlang, winsublang)                 \\
 117     AddLanguage(info);
 118
 119 void wxLocale::InitLanguagesDB()
 120 {
 121    wxLanguageInfo info;
 122    wxStringTokenizer tkn;
 123
 124 %s
 125 }
 126 #undef LNG
 127
 128 // --- --- --- generated code ends here --- --- ---
 129
 130 """ % (ifdefs, lngtable))
 131    f.close()
 132
 133
 134
 135
 136
 137 table = ReadTable()
 138 GenEnum(table)          # the enum is used also (thanks to doxygen) in the docs
 139 GenTable(table)