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Translation helpers, add global functions.

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These are designed for compact access to translations, including a
positional printf.
This commit is contained in:
James Turner 2013-11-14 16:22:13 +00:00
parent 136cd6ac51
commit 1db9d25f56
2 changed files with 47 additions and 0 deletions
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33
src/Main/locale.cxx
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@ -348,6 +348,24 @@ FGLocale::getDefaultFont(const char* fallbackFont)
return fallbackFont;
}
std::string FGLocale::localizedPrintf(const char* id, const char* resource, ... )
{
va_list args;
va_start(args, resource);
string r = vlocalizedPrintf(id, resource, args);
va_end(args);
return r;
}
std::string FGLocale::vlocalizedPrintf(const char* id, const char* resource, va_list args)
{
const char* format = getLocalizedString(id, resource);
int len = ::vsprintf(NULL, format, args);
char* buf = (char*) alloca(len);
::vsprintf(buf, format, args);
return std::string(buf);
}
// Simple UTF8 to Latin1 encoder.
void FGLocale::utf8toLatin1(string& s)
{
@ -397,3 +415,18 @@ void FGLocale::utf8toLatin1(string& s)
pos++;
}
}
const char* fgTrMsg(const char* key)
{
return globals->get_locale()->getLocalizedString(key, "message");
}
std::string fgTrPrintfMsg(const char* key, ...)
{
va_list args;
va_start(args, key);
string r = globals->get_locale()->vlocalizedPrintf(key, "message", args);
va_end(args);
return r;
}

14
src/Main/locale.hxx
View file

@ -67,6 +67,14 @@ public:
*/
const char* getDefaultFont (const char* fallbackFont);
/**
* Obtain a message string, from a localized resource ID, and use it as
* a printf format string.
*/
std::string localizedPrintf(const char* id, const char* resource, ... );
std::string vlocalizedPrintf(const char* id, const char* resource, va_list args);
/**
* Simple UTF8 to Latin1 encoder.
*/
@ -105,4 +113,10 @@ protected:
SGPropertyNode_ptr _defaultLocale;
};
// global translation wrappers
const char* fgTrMsg(const char* key);
std::string fgTrPrintfMsg(const char* key, ...);
#endif // __FGLOCALE_HXX