xref: /aoo42x/main/tools/source/rc/isofallback.cxx (revision cdf0e10c)
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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_tools.hxx"
30 
31 #include <tools/isofallback.hxx>
32 
33 // -----------------------------------------------------------------------
34 
35 // Return true if valid fallback found
36 sal_Bool GetIsoFallback( ByteString& rLanguage )
37 {
38     rLanguage.EraseLeadingAndTrailingChars();
39     if( rLanguage.Len() ){
40         xub_StrLen nSepPos = rLanguage.Search( '-' );
41         if ( nSepPos == STRING_NOTFOUND ){
42             if ( rLanguage.Equals("en"))
43             {
44                 // en -> ""
45                 rLanguage.Erase();
46                 return false;
47             }
48             else
49             {
50                 // de -> en-US ;
51                 rLanguage = ByteString("en-US");
52                 return true;
53             }
54         }
55         else if( !( nSepPos == 1 && ( rLanguage.GetChar(0) == 'x' || rLanguage.GetChar(0) == 'X' ) ) )
56         {
57             // de-CH -> de ;
58             // try erase from -
59             rLanguage = rLanguage.GetToken( 0, '-');
60             return true;
61         }
62     }
63     // "" -> ""; x-no-translate -> ""
64     rLanguage.Erase();
65     return false;
66 }
67 
68