Differential D12102 Diff 31923 kcms/translations/translationsmodel.cpp

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kcms/translations/translationsmodel.cpp

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1		/*
2		* Copyright (C) 2014 John Layt <john@layt.net>
3		* Copyright (C) 2018 Eike Hein <hein@kde.org>
4		*
5		* This library is free software; you can redistribute it and/or
6		* modify it under the terms of the GNU Library General Public
7		* License as published by the Free Software Foundation; either
8		* version 2 of the License, or (at your option) any later version.
9		*
10		* This library is distributed in the hope that it will be useful,
11		* but WITHOUT ANY WARRANTY; without even the implied warranty of
12		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13		* Library General Public License for more details.
14		*
15		* You should have received a copy of the GNU Library General Public License
16		* along with this library; see the file COPYING.LIB. If not, write to
17		* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18		* Boston, MA 02110-1301, USA.
19		*/
20
21		#include "translationsmodel.h"
22
23		#include <KLocalizedString>
24
25		#include <QDebug>
26		#include <QLocale>
27		#include <QMetaEnum>
28
29		TranslationsModel::TranslationsModel(QObject *parent)
30		: QAbstractListModel(parent)
31		{
32		m_installedLanguages = KLocalizedString::availableDomainTranslations("systemsettings");
33		m_languages = m_installedLanguages.toList();
34		}
35
36		TranslationsModel::~TranslationsModel()
37		{
38		}
39
40		QHash<int, QByteArray> TranslationsModel::roleNames() const
41		{
42		QHash<int, QByteArray> roles = QAbstractItemModel::roleNames();
43
44		QMetaEnum e = metaObject()->enumerator(metaObject()->indexOfEnumerator("AdditionalRoles"));
45
46		for (int i = 0; i < e.keyCount(); ++i) {
47		roles.insert(e.value(i), e.key(i));
48		}
49
50		return roles;
51		}
52
53		QVariant TranslationsModel::data(const QModelIndex &index, int role) const
54		{
55		if (!index.isValid() \|\| index.row() < 0 \|\| index.row() >= m_languages.count()) {
56		return QVariant();
57		}
58
59		if (role == Qt::DisplayRole) {
60		return languageCodeToName(m_languages.at(index.row()));
61		} else if (role == LanguageCode) {
62		return m_languages.at(index.row());
63		} else if (role == IsSelected) {
64		return m_selectedLanguages.contains(m_languages.at(index.row()));
65		} else if (role == SelectedPriority) {
66		return m_selectedLanguages.indexOf(m_languages.at(index.row()));
67		} else if (role == IsMissing) {
68		return m_missingLanguages.contains(m_languages.at(index.row()));
69		}
70
71		return QVariant();
72		}
73
74		int TranslationsModel::rowCount(const QModelIndex &parent) const
75		{
76		if (parent.isValid()) {
77		return 0;
78		}
79
80		return m_languages.count();
81		}
82
83		QStringList TranslationsModel::selectedLanguages() const
84		{
85		return m_selectedLanguages;
86		}
87
88
89		void TranslationsModel::setSelectedLanguages(const QStringList &languages)
90		{
91		if (m_selectedLanguages != languages) {
92		QStringList missingLanguages;
93
94		for (const QString& lang : languages) {
95		if (!m_installedLanguages.contains(lang)) {
96		missingLanguages << lang;
97		}
98		}
99
100		missingLanguages.sort();
101
102		if (missingLanguages != m_missingLanguages) {
103		m_missingLanguages = missingLanguages;
104		emit missingLanguagesChanged();
105		}
106
107		beginResetModel();
108
109		m_selectedLanguages = languages;
110		m_languages = (m_installedLanguages \| QSet<QString>::fromList(m_selectedLanguages)).toList();
111
112		endResetModel();
113
114		emit selectedLanguagesChanged();
115		}
116		}
117
118		QStringList TranslationsModel::missingLanguages() const
119		{
120		return m_missingLanguages;
121		}
122
123
124		QString TranslationsModel::languageCodeToName(const QString& languageCode) const
	safaalfulaijUnsubmitted Not Done About this and the fact the Qt doesn't still have an API for returning the language according to the current locale, maybe `KLanguageButton` can be used, or at least the same code? https://phabricator.kde.org/source/kconfigwidgets/browse/master/src/klanguagebutton.cpp;294e81b13b0b858c195b68c983d6d56e2ae46c1b$193 safaalfulaij: About this and the fact the Qt doesn't still have an API for returning the language according…
125		{
126		const QLocale locale(languageCode);
127		const QString &languageName = locale.nativeLanguageName();
128
129		if (languageName.isEmpty()) {
130		return languageCode;
131		}
132
133		if (languageCode.contains(QStringLiteral("@"))) {
134		return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode);
135		}
136
137		if (locale.name() != languageCode && m_installedLanguages.contains(locale.name())) {
138		// KDE languageCode got translated by QLocale to a locale code we also have on
139		// the list. Currently this only happens with pt that gets translated to pt_BR.
140		if (languageCode == QLatin1String("pt")) {
141		return QLocale(QStringLiteral("pt_PT")).nativeLanguageName();
142		} else {
143		qWarning() << "Language code morphed into another existing language code, please report!" << languageCode << locale.name();
144		return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode);
145		}
146		}
147
148		return languageName;
149		}