Differential D13194 Diff 35260 kcms/translations/translationsmodel.cpp

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kcms/translations/translationsmodel.cpp

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17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17​ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA. 18​ * Boston, MA 02110-1301, USA.
19 */ 19​ */
20 20​
21#include "translationsmodel.h" 21​#include "translationsmodel.h"
22 22​
23#include <KLocalizedString> 23​#include <KLocalizedString>
24 24​
25​#include <QCollator>
25#include <QDebug> 26​#include <QDebug>
26#include <QLocale> 27​#include <QLocale>
27#include <QMetaEnum> 28​#include <QMetaEnum>
28 29​
30​QStringList TranslationsModel::m_languages = QStringList();
31​QSet<QString> TranslationsModel::m_installedLanguages = QSet<QString>();
32​
29TranslationsModel::TranslationsModel(QObject *parent) 33​TranslationsModel::TranslationsModel(QObject *parent)
30 : QAbstractListModel(parent) 34​ : QAbstractListModel(parent)
31{ 35​{
36​ if (m_installedLanguages.isEmpty()) {
32 m_installedLanguages = KLocalizedString::availableDomainTranslations("systemsettings"); 37​ m_installedLanguages = KLocalizedString::availableDomainTranslations("systemsettings");
33 m_languages = m_installedLanguages.toList(); 38​ m_languages = m_installedLanguages.toList();
34} 39​ }
40​}
35 41​
36TranslationsModel::~TranslationsModel() 42​TranslationsModel::~TranslationsModel()
37{ 43​{
38} 44​}
39 45​
40QHash<int, QByteArray> TranslationsModel::roleNames() const 46​QHash<int, QByteArray> TranslationsModel::roleNames() const
41{ 47​{
42 QHash<int, QByteArray> roles = QAbstractItemModel::roleNames(); 48​ QHash<int, QByteArray> roles = QAbstractItemModel::roleNames();
Show All 12 Lines60{
55 if (!index.isValid() || index.row() < 0 || index.row() >= m_languages.count()) { 61​ if (!index.isValid() || index.row() < 0 || index.row() >= m_languages.count()) {
56 return QVariant(); 62​ return QVariant();
57 } 63​ }
58 64​
59 if (role == Qt::DisplayRole) { 65​ if (role == Qt::DisplayRole) {
60 return languageCodeToName(m_languages.at(index.row())); 66​ return languageCodeToName(m_languages.at(index.row()));
61 } else if (role == LanguageCode) { 67​ } else if (role == LanguageCode) {
62 return m_languages.at(index.row()); 68​ 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) { 69​ } else if (role == IsMissing) {
68 return m_missingLanguages.contains(m_languages.at(index.row())); 70​ return false;
69 } 71​ }
70 72​
71 return QVariant(); 73​ return QVariant();
72} 74​}
73 75​
74int TranslationsModel::rowCount(const QModelIndex &parent) const 76​int TranslationsModel::rowCount(const QModelIndex &parent) const
75{ 77​{
76 if (parent.isValid()) { 78​ if (parent.isValid()) {
77 return 0; 79​ return 0;
78 } 80​ }
79 81​
80 return m_languages.count(); 82​ return m_languages.count();
81} 83​}
82 84​
83QStringList TranslationsModel::selectedLanguages() const 85​QString TranslationsModel::languageCodeToName(const QString& languageCode) const
84{ 86​{
85 return m_selectedLanguages; 87​ const QLocale locale(languageCode);
88​ const QString &languageName = locale.nativeLanguageName();
89​
90​ if (languageName.isEmpty()) {
91​ return languageCode;
92​ }
93​
94​ if (languageCode.contains(QStringLiteral("@"))) {
95​ return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode);
96​ }
97​
98​ if (locale.name() != languageCode && m_installedLanguages.contains(locale.name())) {
99​ // KDE languageCode got translated by QLocale to a locale code we also have on
100​ // the list. Currently this only happens with pt that gets translated to pt_BR.
101​ if (languageCode == QLatin1String("pt")) {
102​ return QLocale(QStringLiteral("pt_PT")).nativeLanguageName();
103​ }
zzagUnsubmitted
Not Done

Coding style nitpick: don't use else after return.

References:

zzag: Coding style nitpick: don't use `else` after `return`. References: * https://releases.llvm.
104​
105​ qWarning() << "Language code morphed into another existing language code, please report!" << languageCode << locale.name();
106​ return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode);
107​ }
108​
109​ return languageName;
110​}
111​
112​SelectedTranslationsModel::SelectedTranslationsModel(QObject *parent)
113​ : TranslationsModel(parent)
114​{
115​}
116​
117​SelectedTranslationsModel::~SelectedTranslationsModel()
118​{
119​}
120​
121​QVariant SelectedTranslationsModel::data(const QModelIndex &index, int role) const
122​{
123​ if (!index.isValid() || index.row() < 0 || index.row() >= m_selectedLanguages.count()) {
124​ return QVariant();
125​ }
126​
127​ if (role == Qt::DisplayRole) {
128​ return languageCodeToName(m_selectedLanguages.at(index.row()));
129​ } else if (role == LanguageCode) {
130​ return m_selectedLanguages.at(index.row());
131​ } else if (role == IsMissing) {
132​ return m_missingLanguages.contains(m_selectedLanguages.at(index.row()));
133​ }
134​
135​ return QVariant();
136​}
137​
138​int SelectedTranslationsModel::rowCount(const QModelIndex &parent) const
139​{
140​ if (parent.isValid()) {
141​ return 0;
142​ }
143​
144​ return m_selectedLanguages.count();
86} 145​}
87 146​
147​QStringList SelectedTranslationsModel::selectedLanguages() const
148​{
149​ return m_selectedLanguages;
150​}
88 151​
89void TranslationsModel::setSelectedLanguages(const QStringList &languages) 152​void SelectedTranslationsModel::setSelectedLanguages(const QStringList &languages)
90{ 153​{
91 if (m_selectedLanguages != languages) { 154​ if (m_selectedLanguages != languages) {
92 QStringList missingLanguages; 155​ QStringList missingLanguages;
93 156​
94 for (const QString& lang : languages) { 157​ for (const QString& lang : languages) {
95 if (!m_installedLanguages.contains(lang)) { 158​ if (!m_installedLanguages.contains(lang)) {
96 missingLanguages << lang; 159​ missingLanguages << lang;
97 } 160​ }
98 } 161​ }
99 162​
100 missingLanguages.sort(); 163​ missingLanguages.sort();
101 164​
102 if (missingLanguages != m_missingLanguages) { 165​ if (missingLanguages != m_missingLanguages) {
103 m_missingLanguages = missingLanguages; 166​ m_missingLanguages = missingLanguages;
104 emit missingLanguagesChanged(); 167​ emit missingLanguagesChanged();
105 } 168​ }
106 169​
107 beginResetModel(); 170​ beginResetModel();
108 171​
109 m_selectedLanguages = languages; 172​ m_selectedLanguages = languages;
110 m_languages = (m_installedLanguages | QSet<QString>::fromList(m_selectedLanguages)).toList(); ​
111 173​
112 endResetModel(); 174​ endResetModel();
113 175​
114 emit selectedLanguagesChanged(); 176​ emit selectedLanguagesChanged(m_selectedLanguages);
115 } 177​ }
116} 178​}
117 179​
118QStringList TranslationsModel::missingLanguages() const 180​QStringList SelectedTranslationsModel::missingLanguages() const
119{ 181​{
120 return m_missingLanguages; 182​ return m_missingLanguages;
121} 183​}
122 184​
123void TranslationsModel::moveSelectedLanguage(int from, int to) 185​void SelectedTranslationsModel::move(int from, int to)
124{ 186​{
125 if (from >= m_selectedLanguages.count() || to >= m_selectedLanguages.count()) { 187​ if (from >= m_selectedLanguages.count() || to >= m_selectedLanguages.count()) {
126 return; 188​ return;
127 } 189​ }
128 190​
129 if (from == to) { 191​ if (from == to) {
130 return; 192​ return;
131 } 193​ }
132 194​
195​ const int modelTo = to + (to > from ? 1 : 0);
zzagUnsubmitted
Not Done

Can be const.

zzag: Can be const.
196​
197​ const bool ok = beginMoveRows(QModelIndex(), from, from, QModelIndex(), modelTo);
198​
199​ if (ok) {
133 m_selectedLanguages.move(from, to); 200​ m_selectedLanguages.move(from, to);
134 201​
135 emit selectedLanguagesChanged(); 202​ endMoveRows();
136 203​
137 auto idx = index(m_languages.indexOf(m_selectedLanguages.at(from)), 0); 204​ emit selectedLanguagesChanged(m_selectedLanguages);
205​ }
206​}
138 207​
139 if (idx.isValid()) { 208​void SelectedTranslationsModel::remove(const QString &languageCode)
140 emit dataChanged(idx, idx, QVector<int>{SelectedPriority}); 209​{
210​ if (languageCode.isEmpty()) {
211​ return;
141 } 212​ }
142 213​
143 idx = index(m_languages.indexOf(m_selectedLanguages.at(to)), 0); 214​ int index = m_selectedLanguages.indexOf(languageCode);
144 215​
145 if (idx.isValid()) { 216​ if (index < 1) {
146 emit dataChanged(idx, idx, QVector<int>{SelectedPriority}); 217​ return;
147 } 218​ }
219​
220​ beginRemoveRows(QModelIndex(), index, index);
221​
222​ m_selectedLanguages.removeAt(index);
223​
224​ endRemoveRows();
225​
226​ emit selectedLanguagesChanged(m_selectedLanguages);
148} 227​}
149 228​
150void TranslationsModel::removeSelectedLanguage(const QString &languageCode) 229​AvailableTranslationsModel::AvailableTranslationsModel(QObject *parent)
230​ : TranslationsModel(parent)
151{ 231​{
152 m_selectedLanguages.removeOne(languageCode); 232​}
153 233​
154 emit selectedLanguagesChanged(); 234​AvailableTranslationsModel::~AvailableTranslationsModel()
235​{
236​}
zzagUnsubmitted
Not Done

How about early return? E.g.

if (index < 0) {
    return;
}

// ...
zzag: How about early return? E.g. ```lang=cpp if (index < 0) { return; } // ... ```
155 237​
156 auto idx = index(m_languages.indexOf(languageCode), 0); 238​QVariant AvailableTranslationsModel::data(const QModelIndex &index, int role) const
239​{
240​ if (!index.isValid() || index.row() < 0 || index.row() >= m_availableLanguages.count()) {
241​ return QVariant();
242​ }
157 243​
158 if (idx.isValid()) { 244​ if (role == Qt::DisplayRole) {
159 emit dataChanged(idx, idx, QVector<int>{IsSelected, SelectedPriority}); 245​ return languageCodeToName(m_availableLanguages.at(index.row()));
246​ } else if (role == LanguageCode) {
247​ return m_availableLanguages.at(index.row());
248​ } else if (role == IsMissing) {
249​ return false;
160 } 250​ }
251​
252​ return QVariant();
161} 253​}
162 254​
163QString TranslationsModel::languageCodeToName(const QString& languageCode) const 255​int AvailableTranslationsModel::rowCount(const QModelIndex &parent) const
164{ 256​{
165 const QLocale locale(languageCode); 257​ if (parent.isValid()) {
166 const QString &languageName = locale.nativeLanguageName(); 258​ return 0;
167 ​
168 if (languageName.isEmpty()) { ​
169 return languageCode; ​
170 } 259​ }
171 260​
172 if (languageCode.contains(QStringLiteral("@"))) { 261​ return m_availableLanguages.count();
173 return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode); ​
174 } 262​}
175 263​
176 if (locale.name() != languageCode && m_installedLanguages.contains(locale.name())) { 264​QString AvailableTranslationsModel::langCodeAt(int row)
177 // KDE languageCode got translated by QLocale to a locale code we also have on 265​{
178 // the list. Currently this only happens with pt that gets translated to pt_BR. 266​ if (row < 0 || row >= m_availableLanguages.count()) {
zzagUnsubmitted
Not Done

Dead code.

zzag: Dead code.
179 if (languageCode == QLatin1String("pt")) { 267​ return QString();
180 return QLocale(QStringLiteral("pt_PT")).nativeLanguageName(); ​
181 } else { ​
182 qWarning() << "Language code morphed into another existing language code, please report!" << languageCode << locale.name(); ​
183 return i18nc("%1 is language name, %2 is language code name", "%1 (%2)", languageName, languageCode); ​
184 } 268​ }
269​
270​ return m_availableLanguages.at(row);
185 } 271​}
186 272​
187 return languageName; 273​void AvailableTranslationsModel::setSelectedLanguages(const QStringList &languages)
274​{
275​ beginResetModel();
276​
277​ m_availableLanguages = (m_installedLanguages - QSet<QString>::fromList(languages)).toList();
278​
279​ QCollator c;
280​ c.setCaseSensitivity(Qt::CaseInsensitive);
281​
282​ std::sort(m_availableLanguages.begin(), m_availableLanguages.end(),
283​ [this, &c](const QString &a, const QString &b) {
284​ return c.compare(languageCodeToName(a), languageCodeToName(b)) < 0;
285​ });
286​
287​ endResetModel();
188} 288​}