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 // This enum is generated by misc/languages/genlang.py
  27 // When making changes, please put them into misc/languages/langtabl.txt
  28 enum wxLanguage
  29 {
  30     // user's default/preffered language as got from OS:
  31     wxLANGUAGE_DEFAULT,
  32     // unknown language, if wxLocale::GetSystemLanguage fails:
  33     wxLANGUAGE_UNKNOWN,
  34
  35 """);
  36    knownLangs = []
  37    for i in table:
  38        if i[0] not in knownLangs:
  39           f.write('    %s,\n' % i[0])
  40           knownLangs.append(i[0])
  41    f.write("""
  42     // for custom, user-defined languages:
  43     wxLANGUAGE_USER_DEFINED
  44 };
  45
  46 // --- --- --- generated code ends here --- --- ---
  47
  48 """)
  49    f.close()
  50
  51
  52 def GenDocs(table):
  53    f = open('_wxlang.tex', 'wt')
  54    f.write("""
  55
  56 %% --- --- --- generated code begins here --- --- ---
  57
  58 %% This enum is generated by misc/languages/genlang.py
  59 %% When making changes, please put them into misc/languages/langtabl.txt
  60 \\begin{twocollist}\\itemsep=0pt
  61 \\twocolitem{wxLANGUAGE\\_DEFAULT}{user's default language as obtained from the operating system}
  62 \\twocolitem{wxLANGUAGE\\_UNKNOWN}{returned by \\helpref{GetSystemLanguage}{wxlocalegetsystemlanguage} if it fails to detect the default language}
  63 \\twocolitem{wxLANGUAGE\\_USER\\_DEFINED}{user defined languages' integer identifiers should start from this}
  64 """);
  65    knownLangs = []
  66    for i in table:
  67        if i[0] not in knownLangs:
  68           f.write('\\twocolitem{%s}{}\n' % (i[0].replace('_','\\_')))
  69           knownLangs.append(i[0])
  70    f.write("""\\end{twocollist}\itemsep=0pt
  71
  72 %% --- --- --- generated code ends here --- --- ---
  73
  74 """)
  75    f.close()
  76
  77
  78
  79
  80 def GenTable(table):
  81    all_langs = []
  82    all_sublangs = []
  83
  84    lngtable = ''
  85    ifdefs = ''
  86
  87    for i in table:
  88        ican = '"%s"' % i[1]
  89        if ican == '"-"': ican = '""'
  90        ilang = i[2]
  91        if ilang == '-': ilang = '0'
  92        isublang = i[3]
  93        if isublang == '-': isublang = '0'
  94        if (i[4] == "LTR") :
  95            ilayout = "wxLayout_LeftToRight"
  96        elif (i[4] == "RTL"):
  97            ilayout = "wxLayout_RightToLeft"
  98        else:
  99            print "ERROR: Invalid value for the layout direction";
 100        lngtable += '   LNG(%-38s %-7s, %-15s, %-34s, %s, %s)\n' % \
 101                      ((i[0]+','), ican, ilang, isublang, ilayout, i[5])
 102        if ilang not in all_langs: all_langs.append(ilang)
 103        if isublang not in all_sublangs: all_sublangs.append(isublang)
 104
 105    for s in all_langs:
 106        if s != '0':
 107            ifdefs += '#ifndef %s\n#define %s (0)\n#endif\n' % (s, s)
 108    for s in all_sublangs:
 109        if s != '0' and s != 'SUBLANG_DEFAULT':
 110            ifdefs += '#ifndef %s\n#define %s SUBLANG_DEFAULT\n#endif\n' % (s, s)
 111
 112    f = open('_wxlang.cpp', 'wt')
 113    f.write("""
 114 // --- --- --- generated code begins here --- --- ---
 115
 116 // This table is generated by misc/languages/genlang.py
 117 // When making changes, please put them into misc/languages/langtabl.txt
 118
 119 #if !defined(__WIN32__) || defined(__WXMICROWIN__)
 120
 121 #define SETWINLANG(info,lang,sublang)
 122
 123 #else
 124
 125 #define SETWINLANG(info,lang,sublang) \\
 126     info.WinLang = lang, info.WinSublang = sublang;
 127
 128 %s
 129
 130 #endif // __WIN32__
 131
 132 #define LNG(wxlang, canonical, winlang, winsublang, layout, desc) \\
 133     info.Language = wxlang;                               \\
 134     info.CanonicalName = wxT(canonical);                  \\
 135     info.LayoutDirection = layout;                        \\
 136     info.Description = wxT(desc);                         \\
 137     SETWINLANG(info, winlang, winsublang)                 \\
 138     AddLanguage(info);
 139
 140 void wxLocale::InitLanguagesDB()
 141 {
 142    wxLanguageInfo info;
 143    wxStringTokenizer tkn;
 144
 145 %s
 146 }
 147 #undef LNG
 148
 149 // --- --- --- generated code ends here --- --- ---
 150
 151 """ % (ifdefs, lngtable))
 152    f.close()
 153
 154
 155
 156
 157
 158 table = ReadTable()
 159 GenEnum(table)
 160 GenTable(table)
 161 GenDocs(table)