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