tdesktop/Telegram/SourceFiles/history/history_translation.cpp

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/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "history/history_translation.h"
#include "data/data_changes.h"
#include "history/history.h"
#include "main/main_session.h"
namespace {
using UpdateFlag = Data::HistoryUpdate::Flag;
} // namespace
HistoryTranslation::HistoryTranslation(
not_null<History*> history,
const LanguageId &offerFrom)
: _history(history) {
this->offerFrom(offerFrom);
}
void HistoryTranslation::offerFrom(LanguageId id) {
if (_offerFrom == id) {
return;
}
_offerFrom = id;
auto &changes = _history->session().changes();
changes.historyUpdated(_history, UpdateFlag::TranslateFrom);
}
LanguageId HistoryTranslation::offeredFrom() const {
return _offerFrom;
}
void HistoryTranslation::translateTo(LanguageId id) {
if (_translatedTo == id) {
return;
}
_translatedTo = id;
auto &changes = _history->session().changes();
changes.historyUpdated(_history, UpdateFlag::TranslatedTo);
}
LanguageId HistoryTranslation::translatedTo() const {
return _translatedTo;
}