tdesktop/Telegram/SourceFiles/lang/lang_cloud_manager.h

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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
*/
#pragma once
#include "mtproto/sender.h"
#include "base/weak_ptr.h"
namespace MTP {
class Instance;
} // namespace MTP
namespace Lang {
class Instance;
class CloudManager : public base::has_weak_ptr, private MTP::Sender, private base::Subscriber {
public:
CloudManager(Instance &langpack, not_null<MTP::Instance*> mtproto);
struct Language {
QString id;
QString name;
QString nativeName;
};
using Languages = QVector<Language>;
void requestLanguageList();
Languages languageList() const {
return _languages;
}
base::Observable<void> &languageListChanged() {
return _languagesChanged;
}
void requestLangPackDifference();
void applyLangPackDifference(const MTPLangPackDifference &difference);
void resetToDefault();
void switchToLanguage(QString id);
void switchToTestLanguage();
void setSuggestedLanguage(const QString &langCode);
QString suggestedLanguage() const {
return _suggestedLanguage;
}
base::Observable<void> &firstLanguageSuggestion() {
return _firstLanguageSuggestion;
}
private:
bool canApplyWithoutRestart(const QString &id) const;
void performSwitchToCustom();
void performSwitch(const QString &id);
void performSwitchAndRestart(const QString &id);
void offerSwitchLangPack();
bool showOfferSwitchBox();
QString findOfferedLanguageName();
bool needToApplyLangPack(const QString &id);
void applyLangPackData(const MTPDlangPackDifference &data);
void switchLangPackId(const QString &id);
void changeIdAndReInitConnection(const QString &id);
Instance &_langpack;
Languages _languages;
base::Observable<void> _languagesChanged;
mtpRequestId _langPackRequestId = 0;
mtpRequestId _languagesRequestId = 0;
QString _offerSwitchToId;
bool _restartAfterSwitch = false;
QString _suggestedLanguage;
bool _languageWasSuggested = false;
base::Observable<void> _firstLanguageSuggestion;
mtpRequestId _switchingToLanguageRequest = 0;
};
inline bool operator==(const CloudManager::Language &a, const CloudManager::Language &b) {
return (a.id == b.id) && (a.name == b.name);
}
inline bool operator!=(const CloudManager::Language &a, const CloudManager::Language &b) {
return !(a == b);
}
CloudManager &CurrentCloudManager();
} // namespace Lang