cppcheck/gui/translationhandler.h

143 lines
3.5 KiB
C++

/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2021 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TRANSLATIONHANDLER_H
#define TRANSLATIONHANDLER_H
#include <QStringList>
#include <QObject>
#include <QList>
class QTranslator;
/// @addtogroup GUI
/// @{
/**
* @brief Information for one translation.
*
*/
struct TranslationInfo {
/**
* @brief Readable name for the translation (e.g. "English").
*
*/
QString mName;
/**
* @brief Filename for the translation.
*
*/
QString mFilename;
/**
* @brief ISO 639 language code for the translation (e.g. "en").
*
*/
QString mCode;
};
/**
* @brief A class handling the available translations.
*
* This class contains a list of available translations. The class also keeps
* track which translation is the currently active translation.
*
*/
class TranslationHandler : QObject {
Q_OBJECT
public:
explicit TranslationHandler(QObject *parent = nullptr);
virtual ~TranslationHandler();
/**
* @brief Get a list of available translations.
* @return List of available translations.
*
*/
QList<TranslationInfo> getTranslations() const {
return mTranslations;
}
/**
* @brief Set active translation.
* @param code ISO 639 language code for new selected translation.
* @return true if succeeds, false otherwise.
*
*/
bool setLanguage(const QString &code);
/**
* @brief Get currently selected translation.
* @return ISO 639 language code for current translation.
*
*/
QString getCurrentLanguage() const;
/**
* @brief Get translation suggestion for the system.
* This function checks the current system locale and determines which of
* the available translations is best as current translation. If none of
* the available translations is good then it returns English ("en").
* @return Suggested translation ISO 639 language code.
*
*/
QString suggestLanguage() const;
protected:
/**
* @brief Add new translation to list of available translations.
* @param name Name of the translation ("English").
* @param filename Filename of the translation.
*
*/
void addTranslation(const char *name, const char *filename);
/**
* @brief Find language in the list and return its index.
* @param code ISO 639 language code.
* @return Index at list, or -1 if not found.
*
*/
int getLanguageIndexByCode(const QString &code) const;
private:
/**
* @brief ISO 639 language code of the currently selected translation.
*
*/
QString mCurrentLanguage;
/**
* @brief List of available translations.
*
*/
QList<TranslationInfo> mTranslations;
/**
* @brief Translator class instance.
*
*/
QTranslator *mTranslator;
};
/// @}
#endif // TRANSLATIONHANDLER_H