misc/languages/genlang.py

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