src/qtui/settingspages/appearancesettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2019 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) version 3.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
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  18  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  19  ***************************************************************************/
  20
  21 #include "appearancesettingspage.h"
  22
  23 #include <QCheckBox>
  24 #include <QDir>
  25 #include <QFile>
  26 #include <QFileDialog>
  27 #include <QStyleFactory>
  28
  29 #include "buffersettings.h"
  30 #include "qtui.h"
  31 #include "qtuisettings.h"
  32 #include "qtuistyle.h"
  33
  34 AppearanceSettingsPage::AppearanceSettingsPage(QWidget* parent)
  35     : SettingsPage(tr("Interface"), QString(), parent)
  36 {
  37     ui.setupUi(this);
  38
  39 #ifdef QT_NO_SYSTEMTRAYICON
  40     ui.useSystemTrayIcon->hide();
  41 #endif
  42
  43     // If no system icon theme is given, showing the override option makes no sense.
  44     // Also don't mention a "fallback".
  45     if (QtUi::instance()->systemIconTheme().isEmpty()) {
  46         ui.iconThemeLabel->setText(tr("Icon theme:"));
  47         ui.overrideSystemIconTheme->hide();
  48     }
  49
  50     initAutoWidgets();
  51     initStyleComboBox();
  52     initLanguageComboBox();
  53     initIconThemeComboBox();
  54
  55     foreach (QComboBox* comboBox, findChildren<QComboBox*>()) {
  56         connect(comboBox, &QComboBox::currentTextChanged, this, &AppearanceSettingsPage::widgetHasChanged);
  57     }
  58     foreach (QCheckBox* checkBox, findChildren<QCheckBox*>()) {
  59         connect(checkBox, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  60     }
  61
  62     connect(ui.chooseStyleSheet, &QAbstractButton::clicked, this, &AppearanceSettingsPage::chooseStyleSheet);
  63
  64     connect(ui.userNoticesInDefaultBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  65     connect(ui.userNoticesInStatusBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  66     connect(ui.userNoticesInCurrentBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  67
  68     connect(ui.serverNoticesInDefaultBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  69     connect(ui.serverNoticesInStatusBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  70     connect(ui.serverNoticesInCurrentBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  71
  72     connect(ui.errorMsgsInDefaultBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  73     connect(ui.errorMsgsInStatusBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  74     connect(ui.errorMsgsInCurrentBuffer, &QAbstractButton::clicked, this, &AppearanceSettingsPage::widgetHasChanged);
  75 }
  76
  77 void AppearanceSettingsPage::initStyleComboBox()
  78 {
  79     QStringList styleList = QStyleFactory::keys();
  80     ui.styleComboBox->addItem(tr("<System Default>"));
  81     foreach (QString style, styleList) {
  82         ui.styleComboBox->addItem(style);
  83     }
  84 }
  85
  86 void AppearanceSettingsPage::initLanguageComboBox()
  87 {
  88     QDir i18nDir(Quassel::translationDirPath(), "*.qm");
  89
  90     QRegExp rx("(qt_)?([a-zA-Z_]+)\\.qm");
  91     foreach (QString translationFile, i18nDir.entryList()) {
  92         if (!rx.exactMatch(translationFile))
  93             continue;
  94         if (!rx.cap(1).isEmpty())
  95             continue;
  96         QLocale locale(rx.cap(2));
  97         _locales[QLocale::languageToString(locale.language())] = locale;
  98     }
  99     foreach (QString language, _locales.keys()) {
 100         ui.languageComboBox->addItem(language);
 101     }
 102 }
 103
 104 void AppearanceSettingsPage::initIconThemeComboBox()
 105 {
 106     auto availableThemes = QtUi::instance()->availableIconThemes();
 107
 108     ui.iconThemeComboBox->addItem(tr("Automatic"), QString{});
 109     for (auto&& p : QtUi::instance()->availableIconThemes()) {
 110         ui.iconThemeComboBox->addItem(p.second, p.first);
 111     }
 112 }
 113
 114 void AppearanceSettingsPage::defaults()
 115 {
 116     ui.styleComboBox->setCurrentIndex(0);
 117     ui.languageComboBox->setCurrentIndex(1);
 118
 119     SettingsPage::defaults();
 120     widgetHasChanged();
 121 }
 122
 123 void AppearanceSettingsPage::load()
 124 {
 125     QtUiSettings uiSettings;
 126
 127     // Gui Style
 128     QString style = uiSettings.value("Style", QString("")).toString();
 129     if (style.isEmpty()) {
 130         ui.styleComboBox->setCurrentIndex(0);
 131     }
 132     else {
 133         ui.styleComboBox->setCurrentIndex(ui.styleComboBox->findText(style, Qt::MatchExactly));
 134     }
 135     ui.styleComboBox->setProperty("storedValue", ui.styleComboBox->currentIndex());
 136
 137     // Language
 138     QLocale locale = uiSettings.value("Locale", QLocale::system()).value<QLocale>();
 139     if (locale == QLocale::system())
 140         ui.languageComboBox->setCurrentIndex(1);
 141     else if (locale.language() == QLocale::C)  // we use C for "untranslated"
 142         ui.languageComboBox->setCurrentIndex(0);
 143     else
 144         ui.languageComboBox->setCurrentIndex(ui.languageComboBox->findText(QLocale::languageToString(locale.language()), Qt::MatchExactly));
 145     ui.languageComboBox->setProperty("storedValue", ui.languageComboBox->currentIndex());
 146     Quassel::loadTranslation(selectedLocale());
 147
 148     // IconTheme
 149     QString icontheme = UiStyleSettings{}.value("Icons/FallbackTheme", QString{}).toString();
 150     if (icontheme.isEmpty()) {
 151         ui.iconThemeComboBox->setCurrentIndex(0);
 152     }
 153     else {
 154         auto idx = ui.iconThemeComboBox->findData(icontheme);
 155         ui.iconThemeComboBox->setCurrentIndex(idx > 0 ? idx : 0);
 156     }
 157     ui.iconThemeComboBox->setProperty("storedValue", ui.iconThemeComboBox->currentIndex());
 158
 159     // bufferSettings:
 160     BufferSettings bufferSettings;
 161     int redirectTarget = bufferSettings.userNoticesTarget();
 162     SettingsPage::load(ui.userNoticesInDefaultBuffer, redirectTarget & BufferSettings::DefaultBuffer);
 163     SettingsPage::load(ui.userNoticesInStatusBuffer, redirectTarget & BufferSettings::StatusBuffer);
 164     SettingsPage::load(ui.userNoticesInCurrentBuffer, redirectTarget & BufferSettings::CurrentBuffer);
 165
 166     redirectTarget = bufferSettings.serverNoticesTarget();
 167     SettingsPage::load(ui.serverNoticesInDefaultBuffer, redirectTarget & BufferSettings::DefaultBuffer);
 168     SettingsPage::load(ui.serverNoticesInStatusBuffer, redirectTarget & BufferSettings::StatusBuffer);
 169     SettingsPage::load(ui.serverNoticesInCurrentBuffer, redirectTarget & BufferSettings::CurrentBuffer);
 170
 171     redirectTarget = bufferSettings.errorMsgsTarget();
 172     SettingsPage::load(ui.errorMsgsInDefaultBuffer, redirectTarget & BufferSettings::DefaultBuffer);
 173     SettingsPage::load(ui.errorMsgsInStatusBuffer, redirectTarget & BufferSettings::StatusBuffer);
 174     SettingsPage::load(ui.errorMsgsInCurrentBuffer, redirectTarget & BufferSettings::CurrentBuffer);
 175
 176     SettingsPage::load();
 177     setChangedState(false);
 178 }
 179
 180 void AppearanceSettingsPage::save()
 181 {
 182     QtUiSettings uiSettings;
 183     UiStyleSettings styleSettings;
 184
 185     if (ui.styleComboBox->currentIndex() < 1) {
 186         uiSettings.setValue("Style", QString(""));
 187     }
 188     else {
 189         uiSettings.setValue("Style", ui.styleComboBox->currentText());
 190         QApplication::setStyle(ui.styleComboBox->currentText());
 191     }
 192     ui.styleComboBox->setProperty("storedValue", ui.styleComboBox->currentIndex());
 193
 194     if (ui.languageComboBox->currentIndex() == 1) {
 195         uiSettings.remove("Locale");  // force the default (QLocale::system())
 196     }
 197     else {
 198         uiSettings.setValue("Locale", selectedLocale());
 199     }
 200     ui.languageComboBox->setProperty("storedValue", ui.languageComboBox->currentIndex());
 201
 202     bool needsIconThemeRefresh = ui.iconThemeComboBox->currentIndex() != ui.iconThemeComboBox->property("storedValue").toInt()
 203                                  || ui.overrideSystemIconTheme->isChecked() != ui.overrideSystemIconTheme->property("storedValue").toBool();
 204
 205     auto iconTheme = selectedIconTheme();
 206     if (iconTheme.isEmpty()) {
 207         styleSettings.remove("Icons/FallbackTheme");
 208     }
 209     else {
 210         styleSettings.setValue("Icons/FallbackTheme", iconTheme);
 211     }
 212     ui.iconThemeComboBox->setProperty("storedValue", ui.iconThemeComboBox->currentIndex());
 213
 214     bool needsStyleReload = ui.useCustomStyleSheet->isChecked() != ui.useCustomStyleSheet->property("storedValue").toBool()
 215                             || (ui.useCustomStyleSheet->isChecked()
 216                                 && ui.customStyleSheetPath->text() != ui.customStyleSheetPath->property("storedValue").toString());
 217
 218     BufferSettings bufferSettings;
 219     int redirectTarget = 0;
 220     if (ui.userNoticesInDefaultBuffer->isChecked())
 221         redirectTarget |= BufferSettings::DefaultBuffer;
 222     if (ui.userNoticesInStatusBuffer->isChecked())
 223         redirectTarget |= BufferSettings::StatusBuffer;
 224     if (ui.userNoticesInCurrentBuffer->isChecked())
 225         redirectTarget |= BufferSettings::CurrentBuffer;
 226     bufferSettings.setUserNoticesTarget(redirectTarget);
 227
 228     redirectTarget = 0;
 229     if (ui.serverNoticesInDefaultBuffer->isChecked())
 230         redirectTarget |= BufferSettings::DefaultBuffer;
 231     if (ui.serverNoticesInStatusBuffer->isChecked())
 232         redirectTarget |= BufferSettings::StatusBuffer;
 233     if (ui.serverNoticesInCurrentBuffer->isChecked())
 234         redirectTarget |= BufferSettings::CurrentBuffer;
 235     bufferSettings.setServerNoticesTarget(redirectTarget);
 236
 237     redirectTarget = 0;
 238     if (ui.errorMsgsInDefaultBuffer->isChecked())
 239         redirectTarget |= BufferSettings::DefaultBuffer;
 240     if (ui.errorMsgsInStatusBuffer->isChecked())
 241         redirectTarget |= BufferSettings::StatusBuffer;
 242     if (ui.errorMsgsInCurrentBuffer->isChecked())
 243         redirectTarget |= BufferSettings::CurrentBuffer;
 244     bufferSettings.setErrorMsgsTarget(redirectTarget);
 245
 246     SettingsPage::save();
 247     setChangedState(false);
 248     if (needsStyleReload)
 249         QtUi::style()->reload();
 250     if (needsIconThemeRefresh)
 251         QtUi::instance()->refreshIconTheme();
 252 }
 253
 254 QLocale AppearanceSettingsPage::selectedLocale() const
 255 {
 256     QLocale locale;
 257     int index = ui.languageComboBox->currentIndex();
 258     if (index == 1)
 259         locale = QLocale::system();
 260     else if (index == 0)
 261         locale = QLocale::c();
 262     else if (index > 1)
 263         locale = _locales.values()[index - 2];
 264
 265     return locale;
 266 }
 267
 268 QString AppearanceSettingsPage::selectedIconTheme() const
 269 {
 270     return ui.iconThemeComboBox->itemData(ui.iconThemeComboBox->currentIndex()).toString();
 271 }
 272
 273 void AppearanceSettingsPage::chooseStyleSheet()
 274 {
 275     QString dir = ui.customStyleSheetPath->property("storedValue").toString();
 276     if (!dir.isEmpty() && QFile(dir).exists())
 277         dir = QDir(dir).absolutePath();
 278     else
 279         dir = QDir(Quassel::findDataFilePath("default.qss")).absolutePath();
 280
 281     QString name = QFileDialog::getOpenFileName(this, tr("Please choose a stylesheet file"), dir, "*.qss");
 282     if (!name.isEmpty())
 283         ui.customStyleSheetPath->setText(name);
 284 }
 285
 286 void AppearanceSettingsPage::widgetHasChanged()
 287 {
 288     setChangedState(testHasChanged());
 289 }
 290
 291 bool AppearanceSettingsPage::testHasChanged()
 292 {
 293     if (ui.styleComboBox->currentIndex() != ui.styleComboBox->property("storedValue").toInt())
 294         return true;
 295     if (ui.languageComboBox->currentIndex() != ui.languageComboBox->property("storedValue").toInt())
 296         return true;
 297     if (ui.iconThemeComboBox->currentIndex() != ui.iconThemeComboBox->property("storedValue").toInt())
 298         return true;
 299
 300     if (SettingsPage::hasChanged(ui.userNoticesInStatusBuffer))
 301         return true;
 302     if (SettingsPage::hasChanged(ui.userNoticesInDefaultBuffer))
 303         return true;
 304     if (SettingsPage::hasChanged(ui.userNoticesInCurrentBuffer))
 305         return true;
 306
 307     if (SettingsPage::hasChanged(ui.serverNoticesInStatusBuffer))
 308         return true;
 309     if (SettingsPage::hasChanged(ui.serverNoticesInDefaultBuffer))
 310         return true;
 311     if (SettingsPage::hasChanged(ui.serverNoticesInCurrentBuffer))
 312         return true;
 313
 314     if (SettingsPage::hasChanged(ui.errorMsgsInStatusBuffer))
 315         return true;
 316     if (SettingsPage::hasChanged(ui.errorMsgsInDefaultBuffer))
 317         return true;
 318     if (SettingsPage::hasChanged(ui.errorMsgsInCurrentBuffer))
 319         return true;
 320
 321     return false;
 322 }