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// Copyright (c) 2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_UTIL_TRANSLATION_H
#define BITCOIN_UTIL_TRANSLATION_H
#include <tinyformat.h>
#include <functional>
/**
* Bilingual messages:
* - in GUI: user's native language + untranslated (i.e. English)
* - in log and stderr: untranslated only
*/
struct bilingual_str {
std::string original;
std::string translated;
};
namespace tinyformat {
template <typename... Args>
bilingual_str format(const bilingual_str& fmt, const Args&... args)
{
return bilingual_str{format(fmt.original, args...), format(fmt.translated, args...)};
}
} // namespace tinyformat
/** Translate a message to the native language of the user. */
const extern std::function<std::string(const char*)> G_TRANSLATION_FUN;
/**
* Translation function.
* If no translation function is set, simply return the input.
*/
inline bilingual_str _(const char* psz)
{
return bilingual_str{psz, G_TRANSLATION_FUN ? (G_TRANSLATION_FUN)(psz) : psz};
}
#endif // BITCOIN_UTIL_TRANSLATION_H
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