Differential D12102 Diff 34120 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 <QLocale>
26		#include <QMetaEnum>
27
28		TranslationsModel::TranslationsModel(QObject *parent)
29		: QAbstractListModel(parent)
30		{
31		m_installedLanguages = KLocalizedString::availableDomainTranslations("systemsettings");
32		m_languages = m_installedLanguages.toList();
33		}
34
35		TranslationsModel::~TranslationsModel()
36		{
37		}
38
39		QHash<int, QByteArray> TranslationsModel::roleNames() const
40		{
41		QHash<int, QByteArray> roles = QAbstractItemModel::roleNames();
42
43		QMetaEnum e = metaObject()->enumerator(metaObject()->indexOfEnumerator("AdditionalRoles"));
44
45		for (int i = 0; i < e.keyCount(); ++i) {
46		roles.insert(e.value(i), e.key(i));
47		}
48
49		return roles;
50		}
51
52		QVariant TranslationsModel::data(const QModelIndex &index, int role) const
53		{
54		if (!index.isValid() \|\| index.row() < 0 \|\| index.row() >= m_languages.count()) {
55		return QVariant();
56		}
57
58		if (role == Qt::DisplayRole) {
59		return languageCodeToName(m_languages.at(index.row()));
60		} else if (role == LanguageCode) {
61		return m_languages.at(index.row());
62		} else if (role == IsSelected) {
63		return m_selectedLanguages.contains(m_languages.at(index.row()));
64		} else if (role == SelectedPriority) {
65		return m_selectedLanguages.indexOf(m_languages.at(index.row()));
66		} else if (role == IsMissing) {
67		return m_missingLanguages.contains(m_languages.at(index.row()));
68		}
69
70		return QVariant();
71		}
72
73		int TranslationsModel::rowCount(const QModelIndex &parent) const
74		{
75		if (parent.isValid()) {
76		return 0;
77		}
78
79		return m_languages.count();
80		}
81
82		QStringList TranslationsModel::selectedLanguages() const
83		{
84		return m_selectedLanguages;
85		}
86
87
88		void TranslationsModel::setSelectedLanguages(const QStringList &languages)
89		{
90		if (m_selectedLanguages != languages) {
91		QStringList missingLanguages;
92
93		for (const QString& lang : languages) {
94		if (!m_installedLanguages.contains(lang)) {
95		missingLanguages << lang;
96		}
97		}
98
99		missingLanguages.sort();
100
101		if (missingLanguages != m_missingLanguages) {
102		m_missingLanguages = missingLanguages;
103		emit missingLanguagesChanged();
104		}
105
106		beginResetModel();
107
108		m_selectedLanguages = languages;
109		m_languages = (m_installedLanguages \| QSet<QString>::fromList(m_selectedLanguages)).toList();
110
111		endResetModel();
112
113		emit selectedLanguagesChanged();
114		}
115		}
116
117		QStringList TranslationsModel::missingLanguages() const
118		{
119		return m_missingLanguages;
120		}
121
122		void TranslationsModel::moveSelectedLanguage(int from, int to)
123		{
124		if (from >= m_selectedLanguages.count() \|\| to >= m_selectedLanguages.count()) {
125		return;
	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…
126		}
127
128		if (from == to) {
129		return;
130		}
131
132		m_selectedLanguages.move(from, to);
133
134		emit selectedLanguagesChanged();
135
136		auto idx = index(m_languages.indexOf(m_selectedLanguages.at(from)), 0);
137		emit dataChanged(idx, idx, QVector<int>{SelectedPriority});
138		idx = index(m_languages.indexOf(m_selectedLanguages.at(to)), 0);
139		emit dataChanged(idx, idx, QVector<int>{SelectedPriority});
140		}
141
142		QString TranslationsModel::languageCodeToName(const QString& languageCode) const
143		{
144		const QLocale locale(languageCode);
145		const QString &languageName = locale.nativeLanguageName();
146
147		if (languageName.isEmpty()) {
148		return languageCode;
149		}
150
151		if (languageCode.contains(QStringLiteral("@"))) {
152		return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode);
153		}
154
155		if (locale.name() != languageCode && m_installedLanguages.contains(locale.name())) {
156		// KDE languageCode got translated by QLocale to a locale code we also have on
157		// the list. Currently this only happens with pt that gets translated to pt_BR.
158		if (languageCode == QLatin1String("pt")) {
159		return QLocale(QStringLiteral("pt_PT")).nativeLanguageName();
160		} else {
161		qWarning() << "Language code morphed into another existing language code, please report!" << languageCode << locale.name();
162		return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode);
163		}
164		}
165
166		return languageName;
167		}