113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
/* === This file is part of Calamares - <https://github.com/calamares> ===
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*
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* Copyright 2014-2015, Teo Mrnjavac <teo@kde.org>
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* Copyright 2017-2019, Adriaan de Groot <groot@kde.org>
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*
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* Calamares is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Calamares is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Calamares. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LOCALE_LABEL_H
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#define LOCALE_LABEL_H
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#include <QLocale>
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#include <QObject>
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#include <QString>
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namespace CalamaresUtils
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{
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namespace Locale
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{
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/**
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* @brief Consistent locale (language + country) naming.
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*
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* Support class to turn locale names (as used by Calamares's
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* translation system) into QLocales, and also into consistent
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* human-readable text labels.
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*/
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class Label : public QObject
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{
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Q_OBJECT
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public:
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/** @brief Formatting option for label -- add (country) to label. */
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enum class LabelFormat
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{
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AlwaysWithCountry,
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IfNeededWithCountry
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};
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/** @brief Empty locale. This uses the system-default locale. */
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Label( QObject* parent = nullptr );
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/** @brief Construct from a locale name.
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*
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* The @p localeName should be one that Qt recognizes, e.g. en_US or ar_EY.
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* The @p format determines whether the country name is always present
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* in the label (human-readable form) or only if needed for disambiguation.
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*/
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Label( const QString& localeName,
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LabelFormat format = LabelFormat::IfNeededWithCountry,
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QObject* parent = nullptr );
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/** @brief Define a sorting order.
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*
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* Locales are sorted by their id, which means the ISO 2-letter code + country.
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*/
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bool operator<( const Label& other ) const { return m_localeId < other.m_localeId; }
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/** @brief Is this locale English?
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*
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* en_US and en (American English) is defined as English. The Queen's
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* English -- proper English -- is relegated to non-English status.
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*/
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bool isEnglish() const { return m_localeId == QLatin1String( "en_US" ) || m_localeId == QLatin1String( "en" ); }
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/** @brief Get the human-readable name for this locale. */
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QString label() const { return m_label; }
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/** @brief Get the *English* human-readable name for this locale. */
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QString englishLabel() const { return m_englishLabel; }
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/** @brief Get the Qt locale. */
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QLocale locale() const { return m_locale; }
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QString name() const { return m_locale.name(); }
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QString id() const { return m_localeId; }
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/// @brief Convenience accessor to the language part of the locale
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QLocale::Language language() const { return m_locale.language(); }
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/// @brief Convenience accessor to the country part (if any) of the locale
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QLocale::Country country() const { return m_locale.country(); }
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/** @brief Get a Qt locale for the given @p localeName
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*
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* This special-cases `sr@latin`, which is used as a translation
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* name in Calamares, while Qt recognizes `sr@latn`.
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*/
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static QLocale getLocale( const QString& localeName );
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protected:
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QLocale m_locale;
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QString m_localeId; // the locale identifier, e.g. "en_GB"
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QString m_label; // the native name of the locale
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QString m_englishLabel;
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};
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} // namespace Locale
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} // namespace CalamaresUtils
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#endif
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