diff options
Diffstat (limited to 'src/gui/platform/unix/qgenericunixthemes.cpp')
| -rw-r--r-- | src/gui/platform/unix/qgenericunixthemes.cpp | 648 |
1 files changed, 515 insertions, 133 deletions
diff --git a/src/gui/platform/unix/qgenericunixthemes.cpp b/src/gui/platform/unix/qgenericunixthemes.cpp index ad229af624..90971ba94c 100644 --- a/src/gui/platform/unix/qgenericunixthemes.cpp +++ b/src/gui/platform/unix/qgenericunixthemes.cpp @@ -33,6 +33,12 @@ #include <QDBusConnectionInterface> #include <private/qdbusplatformmenu_p.h> #include <private/qdbusmenubar_p.h> +#include <private/qflatmap_p.h> +#include <QJsonDocument> +#include <QJsonArray> +#include <QJsonObject> +#include <QJsonValue> +#include <QJsonParseError> #endif #if !defined(QT_NO_DBUS) && !defined(QT_NO_SYSTEMTRAYICON) #include <private/qdbustrayicon_p.h> @@ -72,17 +78,14 @@ static const char defaultFixedFontNameC[] = "monospace"; enum { defaultSystemFontSize = 9 }; #if !defined(QT_NO_DBUS) && !defined(QT_NO_SYSTEMTRAYICON) -static bool isDBusTrayAvailable() { - static bool dbusTrayAvailable = false; - static bool dbusTrayAvailableKnown = false; - if (!dbusTrayAvailableKnown) { - QDBusMenuConnection conn; - if (conn.isStatusNotifierHostRegistered()) - dbusTrayAvailable = true; - dbusTrayAvailableKnown = true; - qCDebug(qLcTray) << "D-Bus tray available:" << dbusTrayAvailable; - } - return dbusTrayAvailable; +static bool shouldUseDBusTray() { + // There's no other tray implementation to fallback to on non-X11 + // and QDBusTrayIcon can register the icon on the fly after creation + if (QGuiApplication::platformName() != "xcb"_L1) + return true; + const bool result = QDBusMenuConnection().isWatcherRegistered(); + qCDebug(qLcTray) << "D-Bus tray available:" << result; + return result; } #endif @@ -119,7 +122,7 @@ static bool isDBusGlobalMenuAvailable() /*! * \internal * The QGenericUnixThemeDBusListener class listens to the SettingChanged DBus signal - * and translates it into the QDbusSettingType enum. + * and translates it into combinations of the enums \c Provider and \c Setting. * Upon construction, it logs success/failure of the DBus connection. * * The signal settingChanged delivers the normalized setting type and the new value as a string. @@ -131,35 +134,98 @@ class QGenericUnixThemeDBusListener : public QObject Q_OBJECT public: - QGenericUnixThemeDBusListener(const QString &service, const QString &path, const QString &interface, const QString &signal); - enum class SettingType { - KdeGlobalTheme, - KdeApplicationStyle, - GtkTheme, - Unknown + enum class Provider { + Kde, + Gtk, + Gnome, }; - Q_ENUM(SettingType) + Q_ENUM(Provider) - static SettingType toSettingType(const QString &location, const QString &key); + enum class Setting { + Theme, + ApplicationStyle, + ColorScheme, + }; + Q_ENUM(Setting) + + QGenericUnixThemeDBusListener(); + QGenericUnixThemeDBusListener(const QString &service, const QString &path, + const QString &interface, const QString &signal); private Q_SLOTS: void onSettingChanged(const QString &location, const QString &key, const QDBusVariant &value); Q_SIGNALS: - void settingChanged(QGenericUnixThemeDBusListener::SettingType type, const QString &value); + void settingChanged(QGenericUnixThemeDBusListener::Provider provider, + QGenericUnixThemeDBusListener::Setting setting, + const QString &value); + +private: + struct DBusKey + { + QString location; + QString key; + DBusKey(const QString &loc, const QString &k) : location(loc), key(k) {}; + bool operator<(const DBusKey &other) const + { + return location + key < other.location + other.key; + } + }; + + struct ChangeSignal + { + Provider provider; + Setting setting; + ChangeSignal(Provider p, Setting s) : provider(p), setting(s) {} + ChangeSignal() {} + }; + + // Json keys + static constexpr QLatin1StringView s_dbusLocation = QLatin1StringView("DBusLocation"); + static constexpr QLatin1StringView s_dbusKey = QLatin1StringView("DBusKey"); + static constexpr QLatin1StringView s_provider = QLatin1StringView("Provider"); + static constexpr QLatin1StringView s_setting = QLatin1StringView("Setting"); + static constexpr QLatin1StringView s_signals = QLatin1StringView("DbusSignals"); + static constexpr QLatin1StringView s_root = QLatin1StringView("Qt.qpa.DBusSignals"); + QFlatMap <DBusKey, ChangeSignal> m_signalMap; + + void init(const QString &service, const QString &path, + const QString &interface, const QString &signal); + + std::optional<ChangeSignal> findSignal(const QString &location, const QString &key) const; + void populateSignalMap(); + void loadJson(const QString &fileName); + void saveJson(const QString &fileName) const; }; QGenericUnixThemeDBusListener::QGenericUnixThemeDBusListener(const QString &service, const QString &path, const QString &interface, const QString &signal) { + init (service, path, interface, signal); +} + +QGenericUnixThemeDBusListener::QGenericUnixThemeDBusListener() +{ + static constexpr QLatin1StringView service(""); + static constexpr QLatin1StringView path("/org/freedesktop/portal/desktop"); + static constexpr QLatin1StringView interface("org.freedesktop.portal.Settings"); + static constexpr QLatin1StringView signal("SettingChanged"); + + init (service, path, interface, signal); +} + +void QGenericUnixThemeDBusListener::init(const QString &service, const QString &path, + const QString &interface, const QString &signal) +{ QDBusConnection dbus = QDBusConnection::sessionBus(); const bool dBusRunning = dbus.isConnected(); bool dBusSignalConnected = false; #define LOG service << path << interface << signal; if (dBusRunning) { + populateSignalMap(); qRegisterMetaType<QDBusVariant>(); dBusSignalConnected = dbus.connect(service, path, interface, signal, this, SLOT(onSettingChanged(QString,QString,QDBusVariant))); @@ -182,26 +248,155 @@ QGenericUnixThemeDBusListener::QGenericUnixThemeDBusListener(const QString &serv #undef LOG } -QGenericUnixThemeDBusListener::SettingType QGenericUnixThemeDBusListener::toSettingType( - const QString &location, const QString &key) -{ - if (location == QLatin1StringView("org.kde.kdeglobals.KDE") - && key == QLatin1StringView("widgetStyle")) - return SettingType::KdeApplicationStyle; - if (location == QLatin1StringView("org.kde.kdeglobals.General") - && key == QLatin1StringView("ColorScheme")) - return SettingType::KdeGlobalTheme; - if (location == QLatin1StringView("org.gnome.desktop.interface") - && key == QLatin1StringView("gtk-theme")) - return SettingType::GtkTheme; - return SettingType::Unknown; +void QGenericUnixThemeDBusListener::loadJson(const QString &fileName) +{ + Q_ASSERT(!fileName.isEmpty()); +#define CHECK(cond, warning)\ + if (!cond) {\ + qCWarning(lcQpaThemeDBus) << fileName << warning << "Falling back to default.";\ + return;\ + } + +#define PARSE(var, enumeration, string)\ + enumeration var;\ + {\ + bool success;\ + const int val = QMetaEnum::fromType<enumeration>().keyToValue(string.toLatin1(), &success);\ + CHECK(success, "Parse Error: Invalid value" << string << "for" << #var);\ + var = static_cast<enumeration>(val);\ + } + + QFile file(fileName); + CHECK(file.exists(), fileName << "doesn't exist."); + CHECK(file.open(QIODevice::ReadOnly), "could not be opened for reading."); + + QJsonParseError error; + QJsonDocument doc = QJsonDocument::fromJson(file.readAll(), &error); + CHECK((error.error == QJsonParseError::NoError), error.errorString()); + CHECK(doc.isObject(), "Parse Error: Expected root object" << s_root); + + const QJsonObject &root = doc.object(); + CHECK(root.contains(s_root), "Parse Error: Expected root object" << s_root); + CHECK(root[s_root][s_signals].isArray(), "Parse Error: Expected array" << s_signals); + + const QJsonArray &sigs = root[s_root][s_signals].toArray(); + CHECK((sigs.count() > 0), "Parse Error: Found empty array" << s_signals); + + for (auto sig = sigs.constBegin(); sig != sigs.constEnd(); ++sig) { + CHECK(sig->isObject(), "Parse Error: Expected object array" << s_signals); + const QJsonObject &obj = sig->toObject(); + CHECK(obj.contains(s_dbusLocation), "Parse Error: Expected key" << s_dbusLocation); + CHECK(obj.contains(s_dbusKey), "Parse Error: Expected key" << s_dbusKey); + CHECK(obj.contains(s_provider), "Parse Error: Expected key" << s_provider); + CHECK(obj.contains(s_setting), "Parse Error: Expected key" << s_setting); + const QString &location = obj[s_dbusLocation].toString(); + const QString &key = obj[s_dbusKey].toString(); + const QString &providerString = obj[s_provider].toString(); + const QString &settingString = obj[s_setting].toString(); + PARSE(provider, Provider, providerString); + PARSE(setting, Setting, settingString); + const DBusKey dkey(location, key); + CHECK (!m_signalMap.contains(dkey), "Duplicate key" << location << key); + m_signalMap.insert(dkey, ChangeSignal(provider, setting)); + } +#undef PARSE +#undef CHECK + + if (m_signalMap.count() > 0) + qCInfo(lcQpaThemeDBus) << "Successfully imported" << fileName; + else + qCWarning(lcQpaThemeDBus) << "No data imported from" << fileName << "falling back to default."; + +#ifdef QT_DEBUG + const int count = m_signalMap.count(); + if (count == 0) + return; + + qCDebug(lcQpaThemeDBus) << "Listening to" << count << "signals:"; + for (auto it = m_signalMap.constBegin(); it != m_signalMap.constEnd(); ++it) { + qDebug() << it.key().key << it.key().location << "mapped to" + << it.value().provider << it.value().setting; + } + +#endif +} + +void QGenericUnixThemeDBusListener::saveJson(const QString &fileName) const +{ + Q_ASSERT(!m_signalMap.isEmpty()); + Q_ASSERT(!fileName.isEmpty()); + QFile file(fileName); + if (!file.open(QIODevice::WriteOnly)) { + qCWarning(lcQpaThemeDBus) << fileName << "could not be opened for writing."; + return; + } + + QJsonArray sigs; + for (auto sig = m_signalMap.constBegin(); sig != m_signalMap.constEnd(); ++sig) { + const DBusKey &dkey = sig.key(); + const ChangeSignal &csig = sig.value(); + QJsonObject obj; + obj[s_dbusLocation] = dkey.location; + obj[s_dbusKey] = dkey.key; + obj[s_provider] = QLatin1StringView(QMetaEnum::fromType<Provider>() + .valueToKey(static_cast<int>(csig.provider))); + obj[s_setting] = QLatin1StringView(QMetaEnum::fromType<Setting>() + .valueToKey(static_cast<int>(csig.setting))); + sigs.append(obj); + } + QJsonObject obj; + obj[s_signals] = sigs; + QJsonObject root; + root[s_root] = obj; + QJsonDocument doc(root); + file.write(doc.toJson()); + file.close(); +} + +void QGenericUnixThemeDBusListener::populateSignalMap() +{ + m_signalMap.clear(); + const QString &loadJsonFile = qEnvironmentVariable("QT_QPA_DBUS_SIGNALS"); + if (!loadJsonFile.isEmpty()) + loadJson(loadJsonFile); + if (!m_signalMap.isEmpty()) + return; + + m_signalMap.insert(DBusKey("org.kde.kdeglobals.KDE"_L1, "widgetStyle"_L1), + ChangeSignal(Provider::Kde, Setting::ApplicationStyle)); + + m_signalMap.insert(DBusKey("org.kde.kdeglobals.General"_L1, "ColorScheme"_L1), + ChangeSignal(Provider::Kde, Setting::Theme)); + + m_signalMap.insert(DBusKey("org.gnome.desktop.interface"_L1, "gtk-theme"_L1), + ChangeSignal(Provider::Gtk, Setting::Theme)); + + m_signalMap.insert(DBusKey("org.freedesktop.appearance"_L1, "color-scheme"_L1), + ChangeSignal(Provider::Gnome, Setting::ColorScheme)); + + const QString &saveJsonFile = qEnvironmentVariable("QT_QPA_DBUS_SIGNALS_SAVE"); + if (!saveJsonFile.isEmpty()) + saveJson(saveJsonFile); +} + +std::optional<QGenericUnixThemeDBusListener::ChangeSignal> + QGenericUnixThemeDBusListener::findSignal(const QString &location, const QString &key) const +{ + const DBusKey dkey(location, key); + std::optional<QGenericUnixThemeDBusListener::ChangeSignal> ret; + if (m_signalMap.contains(dkey)) + ret.emplace(m_signalMap.value(dkey)); + + return ret; } void QGenericUnixThemeDBusListener::onSettingChanged(const QString &location, const QString &key, const QDBusVariant &value) { - const SettingType type = toSettingType(location, key); - if (type != SettingType::Unknown) - emit settingChanged(type, value.variant().toString()); + auto sig = findSignal(location, key); + if (!sig.has_value()) + return; + + emit settingChanged(sig.value().provider, sig.value().setting, value.variant().toString()); } #endif //QT_NO_DBUS @@ -278,7 +473,7 @@ QPlatformMenuBar *QGenericUnixTheme::createPlatformMenuBar() const #if !defined(QT_NO_DBUS) && !defined(QT_NO_SYSTEMTRAYICON) QPlatformSystemTrayIcon *QGenericUnixTheme::createPlatformSystemTrayIcon() const { - if (isDBusTrayAvailable()) + if (shouldUseDBusTray()) return new QDBusTrayIcon(); return nullptr; } @@ -308,6 +503,8 @@ QVariant QGenericUnixTheme::themeHint(ThemeHint hint) const return QVariant(mouseCursorTheme()); case QPlatformTheme::MouseCursorSize: return QVariant(mouseCursorSize()); + case QPlatformTheme::PreferFileIconFromTheme: + return true; default: break; } @@ -343,6 +540,48 @@ class QKdeThemePrivate : public QPlatformThemePrivate { public: + enum class KdeSettingType { + Root, + KDE, + Icons, + ToolBarIcons, + ToolBarStyle, + Fonts, + Colors, + }; + + enum class KdeSetting { + WidgetStyle, + ColorScheme, + SingleClick, + ShowIconsOnPushButtons, + IconTheme, + ToolBarIconSize, + ToolButtonStyle, + WheelScrollLines, + DoubleClickInterval, + StartDragDistance, + StartDragTime, + CursorBlinkRate, + Font, + Fixed, + MenuFont, + ToolBarFont, + ButtonBackground, + WindowBackground, + ViewForeground, + WindowForeground, + ViewBackground, + SelectionBackground, + SelectionForeground, + ViewBackgroundAlternate, + ButtonForeground, + ViewForegroundLink, + ViewForegroundVisited, + TooltipBackground, + TooltipForeground, + }; + QKdeThemePrivate(const QStringList &kdeDirs, int kdeVersion); static QString kdeGlobals(const QString &kdeDir, int kdeVersion) @@ -353,7 +592,9 @@ public: } void refresh(); - static QVariant readKdeSetting(const QString &key, const QStringList &kdeDirs, int kdeVersion, QHash<QString, QSettings*> &kdeSettings); + static QVariant readKdeSetting(KdeSetting s, const QStringList &kdeDirs, int kdeVersion, QHash<QString, QSettings*> &settings); + QVariant readKdeSetting(KdeSetting s) const; + void clearKdeSettings() const; static void readKdeSystemPalette(const QStringList &kdeDirs, int kdeVersion, QHash<QString, QSettings*> &kdeSettings, QPalette *pal); static QFont *kdeFont(const QVariant &fontValue); static QStringList kdeIconThemeSearchPaths(const QStringList &kdeDirs); @@ -374,31 +615,38 @@ public: int startDragDist = 10; int startDragTime = 500; int cursorBlinkRate = 1000; - Qt::Appearance m_appearance = Qt::Appearance::Unknown; - void updateAppearance(const QString &themeName); + Qt::ColorScheme m_colorScheme = Qt::ColorScheme::Unknown; + void updateColorScheme(const QString &themeName); -#ifndef QT_NO_DBUS private: + mutable QHash<QString, QSettings *> kdeSettings; +#ifndef QT_NO_DBUS std::unique_ptr<QGenericUnixThemeDBusListener> dbus; bool initDbus(); - void settingChangedHandler(QGenericUnixThemeDBusListener::SettingType type, const QString &value); + void settingChangedHandler(QGenericUnixThemeDBusListener::Provider provider, + QGenericUnixThemeDBusListener::Setting setting, + const QString &value); #endif // QT_NO_DBUS }; #ifndef QT_NO_DBUS -void QKdeThemePrivate::settingChangedHandler(QGenericUnixThemeDBusListener::SettingType type, const QString &value) +void QKdeThemePrivate::settingChangedHandler(QGenericUnixThemeDBusListener::Provider provider, + QGenericUnixThemeDBusListener::Setting setting, + const QString &value) { - switch (type) { - case QGenericUnixThemeDBusListener::SettingType::KdeGlobalTheme: + if (provider != QGenericUnixThemeDBusListener::Provider::Kde) + return; + + switch (setting) { + case QGenericUnixThemeDBusListener::Setting::ColorScheme: + qCDebug(lcQpaThemeDBus) << "KDE color theme changed to:" << value; + break; + case QGenericUnixThemeDBusListener::Setting::Theme: qCDebug(lcQpaThemeDBus) << "KDE global theme changed to:" << value; break; - case QGenericUnixThemeDBusListener::SettingType::KdeApplicationStyle: + case QGenericUnixThemeDBusListener::Setting::ApplicationStyle: qCDebug(lcQpaThemeDBus) << "KDE application style changed to:" << value; break; - case QGenericUnixThemeDBusListener::SettingType::GtkTheme: - return; // KDE can change GTK2 / GTK3 themes. Ignored here, handled in GnomeTheme - case QGenericUnixThemeDBusListener::SettingType::Unknown: - Q_UNREACHABLE(); } refresh(); @@ -406,20 +654,17 @@ void QKdeThemePrivate::settingChangedHandler(QGenericUnixThemeDBusListener::Sett bool QKdeThemePrivate::initDbus() { - static constexpr QLatin1StringView service(""); - static constexpr QLatin1StringView path("/org/freedesktop/portal/desktop"); - static constexpr QLatin1StringView interface("org.freedesktop.portal.Settings"); - static constexpr QLatin1StringView signal("SettingChanged"); - - dbus.reset(new QGenericUnixThemeDBusListener(service, path, interface, signal)); + dbus.reset(new QGenericUnixThemeDBusListener()); Q_ASSERT(dbus); // Wrap slot in a lambda to avoid inheriting QKdeThemePrivate from QObject - auto wrapper = [this](QGenericUnixThemeDBusListener::SettingType type, const QString &value) { - settingChangedHandler(type, value); + auto wrapper = [this](QGenericUnixThemeDBusListener::Provider provider, + QGenericUnixThemeDBusListener::Setting setting, + const QString &value) { + settingChangedHandler(provider, setting, value); }; - return QObject::connect(dbus.get(), &QGenericUnixThemeDBusListener::settingChanged, wrapper); + return QObject::connect(dbus.get(), &QGenericUnixThemeDBusListener::settingChanged, dbus.get(), wrapper); } #endif // QT_NO_DBUS @@ -431,9 +676,136 @@ QKdeThemePrivate::QKdeThemePrivate(const QStringList &kdeDirs, int kdeVersion) #endif // QT_NO_DBUS } +static constexpr QLatin1StringView settingsPrefix(QKdeThemePrivate::KdeSettingType type) +{ + switch (type) { + case QKdeThemePrivate::KdeSettingType::Root: + return QLatin1StringView(); + case QKdeThemePrivate::KdeSettingType::KDE: + return QLatin1StringView("KDE/"); + case QKdeThemePrivate::KdeSettingType::Fonts: + return QLatin1StringView(); + case QKdeThemePrivate::KdeSettingType::Colors: + return QLatin1StringView("Colors:"); + case QKdeThemePrivate::KdeSettingType::Icons: + return QLatin1StringView("Icons/"); + case QKdeThemePrivate::KdeSettingType::ToolBarIcons: + return QLatin1StringView("ToolbarIcons/"); + case QKdeThemePrivate::KdeSettingType::ToolBarStyle: + return QLatin1StringView("Toolbar style/"); + } + Q_UNREACHABLE_RETURN(QLatin1StringView()); +} + +static constexpr QKdeThemePrivate::KdeSettingType settingsType(QKdeThemePrivate::KdeSetting setting) +{ +#define CASE(s, type) case QKdeThemePrivate::KdeSetting::s:\ + return QKdeThemePrivate::KdeSettingType::type + + switch (setting) { + CASE(WidgetStyle, Root); + CASE(ColorScheme, Root); + CASE(SingleClick, KDE); + CASE(ShowIconsOnPushButtons, KDE); + CASE(IconTheme, Icons); + CASE(ToolBarIconSize, ToolBarIcons); + CASE(ToolButtonStyle, ToolBarStyle); + CASE(WheelScrollLines, KDE); + CASE(DoubleClickInterval, KDE); + CASE(StartDragDistance, KDE); + CASE(StartDragTime, KDE); + CASE(CursorBlinkRate, KDE); + CASE(Font, Root); + CASE(Fixed, Root); + CASE(MenuFont, Root); + CASE(ToolBarFont, Root); + CASE(ButtonBackground, Colors); + CASE(WindowBackground, Colors); + CASE(ViewForeground, Colors); + CASE(WindowForeground, Colors); + CASE(ViewBackground, Colors); + CASE(SelectionBackground, Colors); + CASE(SelectionForeground, Colors); + CASE(ViewBackgroundAlternate, Colors); + CASE(ButtonForeground, Colors); + CASE(ViewForegroundLink, Colors); + CASE(ViewForegroundVisited, Colors); + CASE(TooltipBackground, Colors); + CASE(TooltipForeground, Colors); + }; + Q_UNREACHABLE_RETURN(QKdeThemePrivate::KdeSettingType::Root); +} +#undef CASE + +static constexpr QLatin1StringView settingsKey(QKdeThemePrivate::KdeSetting setting) +{ + switch (setting) { + case QKdeThemePrivate::KdeSetting::WidgetStyle: + return QLatin1StringView("widgetStyle"); + case QKdeThemePrivate::KdeSetting::ColorScheme: + return QLatin1StringView("ColorScheme"); + case QKdeThemePrivate::KdeSetting::SingleClick: + return QLatin1StringView("SingleClick"); + case QKdeThemePrivate::KdeSetting::ShowIconsOnPushButtons: + return QLatin1StringView("ShowIconsOnPushButtons"); + case QKdeThemePrivate::KdeSetting::IconTheme: + return QLatin1StringView("Theme"); + case QKdeThemePrivate::KdeSetting::ToolBarIconSize: + return QLatin1StringView("Size"); + case QKdeThemePrivate::KdeSetting::ToolButtonStyle: + return QLatin1StringView("ToolButtonStyle"); + case QKdeThemePrivate::KdeSetting::WheelScrollLines: + return QLatin1StringView("WheelScrollLines"); + case QKdeThemePrivate::KdeSetting::DoubleClickInterval: + return QLatin1StringView("DoubleClickInterval"); + case QKdeThemePrivate::KdeSetting::StartDragDistance: + return QLatin1StringView("StartDragDist"); + case QKdeThemePrivate::KdeSetting::StartDragTime: + return QLatin1StringView("StartDragTime"); + case QKdeThemePrivate::KdeSetting::CursorBlinkRate: + return QLatin1StringView("CursorBlinkRate"); + case QKdeThemePrivate::KdeSetting::Font: + return QLatin1StringView("font"); + case QKdeThemePrivate::KdeSetting::Fixed: + return QLatin1StringView("fixed"); + case QKdeThemePrivate::KdeSetting::MenuFont: + return QLatin1StringView("menuFont"); + case QKdeThemePrivate::KdeSetting::ToolBarFont: + return QLatin1StringView("toolBarFont"); + case QKdeThemePrivate::KdeSetting::ButtonBackground: + return QLatin1StringView("Button/BackgroundNormal"); + case QKdeThemePrivate::KdeSetting::WindowBackground: + return QLatin1StringView("Window/BackgroundNormal"); + case QKdeThemePrivate::KdeSetting::ViewForeground: + return QLatin1StringView("View/ForegroundNormal"); + case QKdeThemePrivate::KdeSetting::WindowForeground: + return QLatin1StringView("Window/ForegroundNormal"); + case QKdeThemePrivate::KdeSetting::ViewBackground: + return QLatin1StringView("View/BackgroundNormal"); + case QKdeThemePrivate::KdeSetting::SelectionBackground: + return QLatin1StringView("Selection/BackgroundNormal"); + case QKdeThemePrivate::KdeSetting::SelectionForeground: + return QLatin1StringView("Selection/ForegroundNormal"); + case QKdeThemePrivate::KdeSetting::ViewBackgroundAlternate: + return QLatin1StringView("View/BackgroundAlternate"); + case QKdeThemePrivate::KdeSetting::ButtonForeground: + return QLatin1StringView("Button/ForegroundNormal"); + case QKdeThemePrivate::KdeSetting::ViewForegroundLink: + return QLatin1StringView("View/ForegroundLink"); + case QKdeThemePrivate::KdeSetting::ViewForegroundVisited: + return QLatin1StringView("View/ForegroundVisited"); + case QKdeThemePrivate::KdeSetting::TooltipBackground: + return QLatin1StringView("Tooltip/BackgroundNormal"); + case QKdeThemePrivate::KdeSetting::TooltipForeground: + return QLatin1StringView("Tooltip/ForegroundNormal"); + }; + Q_UNREACHABLE_RETURN(QLatin1StringView()); +} + void QKdeThemePrivate::refresh() { resources.clear(); + clearKdeSettings(); toolButtonStyle = Qt::ToolButtonTextBesideIcon; toolBarIconSize = 0; @@ -446,45 +818,39 @@ void QKdeThemePrivate::refresh() else iconFallbackThemeName = iconThemeName = QStringLiteral("oxygen"); - QHash<QString, QSettings*> kdeSettings; - QPalette systemPalette = QPalette(); readKdeSystemPalette(kdeDirs, kdeVersion, kdeSettings, &systemPalette); resources.palettes[QPlatformTheme::SystemPalette] = new QPalette(systemPalette); //## TODO tooltip color - const QVariant styleValue = readKdeSetting(QStringLiteral("widgetStyle"), kdeDirs, kdeVersion, kdeSettings); + const QVariant styleValue = readKdeSetting(KdeSetting::WidgetStyle); if (styleValue.isValid()) { const QString style = styleValue.toString(); if (style != styleNames.front()) styleNames.push_front(style); } - const QVariant colorScheme = readKdeSetting(QStringLiteral("ColorScheme"), kdeDirs, - kdeVersion, kdeSettings); + const QVariant colorScheme = readKdeSetting(KdeSetting::ColorScheme); - if (colorScheme.isValid()) - updateAppearance(colorScheme.toString()); - else - m_appearance = Qt::Appearance::Unknown; + updateColorScheme(colorScheme.toString()); - const QVariant singleClickValue = readKdeSetting(QStringLiteral("KDE/SingleClick"), kdeDirs, kdeVersion, kdeSettings); + const QVariant singleClickValue = readKdeSetting(KdeSetting::SingleClick); if (singleClickValue.isValid()) singleClick = singleClickValue.toBool(); - const QVariant showIconsOnPushButtonsValue = readKdeSetting(QStringLiteral("KDE/ShowIconsOnPushButtons"), kdeDirs, kdeVersion, kdeSettings); + const QVariant showIconsOnPushButtonsValue = readKdeSetting(KdeSetting::ShowIconsOnPushButtons); if (showIconsOnPushButtonsValue.isValid()) showIconsOnPushButtons = showIconsOnPushButtonsValue.toBool(); - const QVariant themeValue = readKdeSetting(QStringLiteral("Icons/Theme"), kdeDirs, kdeVersion, kdeSettings); + const QVariant themeValue = readKdeSetting(KdeSetting::IconTheme); if (themeValue.isValid()) iconThemeName = themeValue.toString(); - const QVariant toolBarIconSizeValue = readKdeSetting(QStringLiteral("ToolbarIcons/Size"), kdeDirs, kdeVersion, kdeSettings); + const QVariant toolBarIconSizeValue = readKdeSetting(KdeSetting::ToolBarIconSize); if (toolBarIconSizeValue.isValid()) toolBarIconSize = toolBarIconSizeValue.toInt(); - const QVariant toolbarStyleValue = readKdeSetting(QStringLiteral("Toolbar style/ToolButtonStyle"), kdeDirs, kdeVersion, kdeSettings); + const QVariant toolbarStyleValue = readKdeSetting(KdeSetting::ToolButtonStyle); if (toolbarStyleValue.isValid()) { const QString toolBarStyle = toolbarStyleValue.toString(); if (toolBarStyle == "TextBesideIcon"_L1) @@ -495,35 +861,35 @@ void QKdeThemePrivate::refresh() toolButtonStyle = Qt::ToolButtonTextUnderIcon; } - const QVariant wheelScrollLinesValue = readKdeSetting(QStringLiteral("KDE/WheelScrollLines"), kdeDirs, kdeVersion, kdeSettings); + const QVariant wheelScrollLinesValue = readKdeSetting(KdeSetting::WheelScrollLines); if (wheelScrollLinesValue.isValid()) wheelScrollLines = wheelScrollLinesValue.toInt(); - const QVariant doubleClickIntervalValue = readKdeSetting(QStringLiteral("KDE/DoubleClickInterval"), kdeDirs, kdeVersion, kdeSettings); + const QVariant doubleClickIntervalValue = readKdeSetting(KdeSetting::DoubleClickInterval); if (doubleClickIntervalValue.isValid()) doubleClickInterval = doubleClickIntervalValue.toInt(); - const QVariant startDragDistValue = readKdeSetting(QStringLiteral("KDE/StartDragDist"), kdeDirs, kdeVersion, kdeSettings); + const QVariant startDragDistValue = readKdeSetting(KdeSetting::StartDragDistance); if (startDragDistValue.isValid()) startDragDist = startDragDistValue.toInt(); - const QVariant startDragTimeValue = readKdeSetting(QStringLiteral("KDE/StartDragTime"), kdeDirs, kdeVersion, kdeSettings); + const QVariant startDragTimeValue = readKdeSetting(KdeSetting::StartDragTime); if (startDragTimeValue.isValid()) startDragTime = startDragTimeValue.toInt(); - const QVariant cursorBlinkRateValue = readKdeSetting(QStringLiteral("KDE/CursorBlinkRate"), kdeDirs, kdeVersion, kdeSettings); + const QVariant cursorBlinkRateValue = readKdeSetting(KdeSetting::CursorBlinkRate); if (cursorBlinkRateValue.isValid()) { cursorBlinkRate = cursorBlinkRateValue.toInt(); cursorBlinkRate = cursorBlinkRate > 0 ? qBound(200, cursorBlinkRate, 2000) : 0; } // Read system font, ignore 'smallestReadableFont' - if (QFont *systemFont = kdeFont(readKdeSetting(QStringLiteral("font"), kdeDirs, kdeVersion, kdeSettings))) + if (QFont *systemFont = kdeFont(readKdeSetting(KdeSetting::Font))) resources.fonts[QPlatformTheme::SystemFont] = systemFont; else resources.fonts[QPlatformTheme::SystemFont] = new QFont(QLatin1StringView(defaultSystemFontNameC), defaultSystemFontSize); - if (QFont *fixedFont = kdeFont(readKdeSetting(QStringLiteral("fixed"), kdeDirs, kdeVersion, kdeSettings))) { + if (QFont *fixedFont = kdeFont(readKdeSetting(KdeSetting::Fixed))) { resources.fonts[QPlatformTheme::FixedFont] = fixedFont; } else { fixedFont = new QFont(QLatin1StringView(defaultFixedFontNameC), defaultSystemFontSize); @@ -531,12 +897,12 @@ void QKdeThemePrivate::refresh() resources.fonts[QPlatformTheme::FixedFont] = fixedFont; } - if (QFont *menuFont = kdeFont(readKdeSetting(QStringLiteral("menuFont"), kdeDirs, kdeVersion, kdeSettings))) { + if (QFont *menuFont = kdeFont(readKdeSetting(KdeSetting::MenuFont))) { resources.fonts[QPlatformTheme::MenuFont] = menuFont; resources.fonts[QPlatformTheme::MenuBarFont] = new QFont(*menuFont); } - if (QFont *toolBarFont = kdeFont(readKdeSetting(QStringLiteral("toolBarFont"), kdeDirs, kdeVersion, kdeSettings))) + if (QFont *toolBarFont = kdeFont(readKdeSetting(KdeSetting::ToolBarFont))) resources.fonts[QPlatformTheme::ToolButtonFont] = toolBarFont; QWindowSystemInterface::handleThemeChange(); @@ -546,7 +912,7 @@ void QKdeThemePrivate::refresh() qDeleteAll(kdeSettings); } -QVariant QKdeThemePrivate::readKdeSetting(const QString &key, const QStringList &kdeDirs, int kdeVersion, QHash<QString, QSettings*> &kdeSettings) +QVariant QKdeThemePrivate::readKdeSetting(KdeSetting s, const QStringList &kdeDirs, int kdeVersion, QHash<QString, QSettings*> &kdeSettings) { for (const QString &kdeDir : kdeDirs) { QSettings *settings = kdeSettings.value(kdeDir); @@ -558,6 +924,7 @@ QVariant QKdeThemePrivate::readKdeSetting(const QString &key, const QStringList } } if (settings) { + const QString key = settingsPrefix(settingsType(s)) + settingsKey(s); const QVariant value = settings->value(key); if (value.isValid()) return value; @@ -566,6 +933,16 @@ QVariant QKdeThemePrivate::readKdeSetting(const QString &key, const QStringList return QVariant(); } +QVariant QKdeThemePrivate::readKdeSetting(KdeSetting s) const +{ + return readKdeSetting(s, kdeDirs, kdeVersion, kdeSettings); +} + +void QKdeThemePrivate::clearKdeSettings() const +{ + kdeSettings.clear(); +} + // Reads the color from the KDE configuration, and store it in the // palette with the given color role if found. static inline bool kdeColor(QPalette *pal, QPalette::ColorRole role, const QVariant &value) @@ -581,7 +958,7 @@ static inline bool kdeColor(QPalette *pal, QPalette::ColorRole role, const QVari void QKdeThemePrivate::readKdeSystemPalette(const QStringList &kdeDirs, int kdeVersion, QHash<QString, QSettings*> &kdeSettings, QPalette *pal) { - if (!kdeColor(pal, QPalette::Button, readKdeSetting(QStringLiteral("Colors:Button/BackgroundNormal"), kdeDirs, kdeVersion, kdeSettings))) { + if (!kdeColor(pal, QPalette::Button, readKdeSetting(KdeSetting::ButtonBackground, kdeDirs, kdeVersion, kdeSettings))) { // kcolorscheme.cpp: SetDefaultColors const QColor defaultWindowBackground(214, 210, 208); const QColor defaultButtonBackground(223, 220, 217); @@ -589,18 +966,18 @@ void QKdeThemePrivate::readKdeSystemPalette(const QStringList &kdeDirs, int kdeV return; } - kdeColor(pal, QPalette::Window, readKdeSetting(QStringLiteral("Colors:Window/BackgroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::Text, readKdeSetting(QStringLiteral("Colors:View/ForegroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::WindowText, readKdeSetting(QStringLiteral("Colors:Window/ForegroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::Base, readKdeSetting(QStringLiteral("Colors:View/BackgroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::Highlight, readKdeSetting(QStringLiteral("Colors:Selection/BackgroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::HighlightedText, readKdeSetting(QStringLiteral("Colors:Selection/ForegroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::AlternateBase, readKdeSetting(QStringLiteral("Colors:View/BackgroundAlternate"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::ButtonText, readKdeSetting(QStringLiteral("Colors:Button/ForegroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::Link, readKdeSetting(QStringLiteral("Colors:View/ForegroundLink"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::LinkVisited, readKdeSetting(QStringLiteral("Colors:View/ForegroundVisited"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::ToolTipBase, readKdeSetting(QStringLiteral("Colors:Tooltip/BackgroundNormal"), kdeDirs, kdeVersion, kdeSettings)); - kdeColor(pal, QPalette::ToolTipText, readKdeSetting(QStringLiteral("Colors:Tooltip/ForegroundNormal"), kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::Window, readKdeSetting(KdeSetting::WindowBackground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::Text, readKdeSetting(KdeSetting::ViewForeground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::WindowText, readKdeSetting(KdeSetting::WindowForeground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::Base, readKdeSetting(KdeSetting::ViewBackground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::Highlight, readKdeSetting(KdeSetting::SelectionBackground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::HighlightedText, readKdeSetting(KdeSetting::SelectionForeground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::AlternateBase, readKdeSetting(KdeSetting::ViewBackgroundAlternate, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::ButtonText, readKdeSetting(KdeSetting::ButtonForeground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::Link, readKdeSetting(KdeSetting::ViewForegroundLink, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::LinkVisited, readKdeSetting(KdeSetting::ViewForegroundVisited, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::ToolTipBase, readKdeSetting(KdeSetting::TooltipBackground, kdeDirs, kdeVersion, kdeSettings)); + kdeColor(pal, QPalette::ToolTipText, readKdeSetting(KdeSetting::TooltipForeground, kdeDirs, kdeVersion, kdeSettings)); // The above code sets _all_ color roles to "normal" colors. In KDE, the disabled // color roles are calculated by applying various effects described in kdeglobals. @@ -733,6 +1110,8 @@ QVariant QKdeTheme::themeHint(QPlatformTheme::ThemeHint hint) const return QVariant(mouseCursorTheme()); case QPlatformTheme::MouseCursorSize: return QVariant(mouseCursorSize()); + case QPlatformTheme::PreferFileIconFromTheme: + return true; default: break; } @@ -749,48 +1128,47 @@ QIcon QKdeTheme::fileIcon(const QFileInfo &fileInfo, QPlatformTheme::IconOptions #endif } -Qt::Appearance QKdeTheme::appearance() const +Qt::ColorScheme QKdeTheme::colorScheme() const { - return d_func()->m_appearance; + return d_func()->m_colorScheme; } /*! \internal - \brief QKdeTheme::setAppearance - guess and set appearance for unix themes. - KDE themes do not have an appearance property. - The key words "dark" or "light" should be part of the theme name. + \brief QKdeTheme::updateColorScheme - guess and set a color scheme for unix themes. + KDE themes do not have a color scheme property. + The key words "dark" or "light" are usually part of the theme name. This is, however, not a mandatory convention. - If \param themeName contains a key word, the respective appearance is set. - If it doesn't, the appearance is heuristically determined by comparing text and base color + If \param themeName contains a valid key word, the respective color scheme is set. + If it doesn't, the color scheme is heuristically determined by comparing text and base color of the system palette. */ -void QKdeThemePrivate::updateAppearance(const QString &themeName) +void QKdeThemePrivate::updateColorScheme(const QString &themeName) { if (themeName.contains(QLatin1StringView("light"), Qt::CaseInsensitive)) { - m_appearance = Qt::Appearance::Light; + m_colorScheme = Qt::ColorScheme::Light; return; } if (themeName.contains(QLatin1StringView("dark"), Qt::CaseInsensitive)) { - m_appearance = Qt::Appearance::Dark; + m_colorScheme = Qt::ColorScheme::Dark; return; } if (systemPalette) { if (systemPalette->text().color().lightness() < systemPalette->base().color().lightness()) { - m_appearance = Qt::Appearance::Light; + m_colorScheme = Qt::ColorScheme::Light; return; } if (systemPalette->text().color().lightness() > systemPalette->base().color().lightness()) { - m_appearance = Qt::Appearance::Dark; + m_colorScheme = Qt::ColorScheme::Dark; return; } } - m_appearance = Qt::Appearance::Unknown; + m_colorScheme = Qt::ColorScheme::Unknown; } - const QPalette *QKdeTheme::palette(Palette type) const { Q_D(const QKdeTheme); @@ -870,7 +1248,7 @@ QPlatformMenuBar *QKdeTheme::createPlatformMenuBar() const #if !defined(QT_NO_DBUS) && !defined(QT_NO_SYSTEMTRAYICON) QPlatformSystemTrayIcon *QKdeTheme::createPlatformSystemTrayIcon() const { - if (isDBusTrayAvailable()) + if (shouldUseDBusTray()) return new QDBusTrayIcon(); return nullptr; } @@ -911,11 +1289,11 @@ public: mutable QFont *fixedFont = nullptr; #ifndef QT_NO_DBUS - Qt::Appearance m_appearance = Qt::Appearance::Unknown; + Qt::ColorScheme m_colorScheme = Qt::ColorScheme::Unknown; private: std::unique_ptr<QGenericUnixThemeDBusListener> dbus; bool initDbus(); - void updateAppearance(const QString &themeName); + void updateColorScheme(const QString &themeName); #endif // QT_NO_DBUS }; @@ -936,35 +1314,37 @@ QGnomeThemePrivate::~QGnomeThemePrivate() #ifndef QT_NO_DBUS bool QGnomeThemePrivate::initDbus() { - static constexpr QLatin1StringView service(""); - static constexpr QLatin1StringView path("/org/freedesktop/portal/desktop"); - static constexpr QLatin1StringView interface("org.freedesktop.portal.Settings"); - static constexpr QLatin1StringView signal("SettingChanged"); - dbus.reset(new QGenericUnixThemeDBusListener(service, path, interface, signal)); + dbus.reset(new QGenericUnixThemeDBusListener()); Q_ASSERT(dbus); // Wrap slot in a lambda to avoid inheriting QGnomeThemePrivate from QObject - auto wrapper = [this](QGenericUnixThemeDBusListener::SettingType type, const QString &value) { - if (type == QGenericUnixThemeDBusListener::SettingType::GtkTheme) - updateAppearance(value); - }; + auto wrapper = [this](QGenericUnixThemeDBusListener::Provider provider, + QGenericUnixThemeDBusListener::Setting setting, + const QString &value) { + if (provider != QGenericUnixThemeDBusListener::Provider::Gnome + && provider != QGenericUnixThemeDBusListener::Provider::Gtk) { + return; + } - return QObject::connect(dbus.get(), &QGenericUnixThemeDBusListener::settingChanged, wrapper); + if (setting == QGenericUnixThemeDBusListener::Setting::Theme) + updateColorScheme(value); + }; + return QObject::connect(dbus.get(), &QGenericUnixThemeDBusListener::settingChanged, dbus.get(), wrapper); } -void QGnomeThemePrivate::updateAppearance(const QString &themeName) +void QGnomeThemePrivate::updateColorScheme(const QString &themeName) { - const auto oldAppearance = m_appearance; + const auto oldColorScheme = m_colorScheme; if (themeName.contains(QLatin1StringView("light"), Qt::CaseInsensitive)) { - m_appearance = Qt::Appearance::Light; + m_colorScheme = Qt::ColorScheme::Light; } else if (themeName.contains(QLatin1StringView("dark"), Qt::CaseInsensitive)) { - m_appearance = Qt::Appearance::Dark; + m_colorScheme = Qt::ColorScheme::Dark; } else { - m_appearance = Qt::Appearance::Unknown; + m_colorScheme = Qt::ColorScheme::Unknown; } - if (oldAppearance != m_appearance) + if (oldColorScheme != m_colorScheme) QWindowSystemInterface::handleThemeChange(); } #endif // QT_NO_DBUS @@ -1009,6 +1389,8 @@ QVariant QGnomeTheme::themeHint(QPlatformTheme::ThemeHint hint) const return QVariant(mouseCursorTheme()); case QPlatformTheme::MouseCursorSize: return QVariant(mouseCursorSize()); + case QPlatformTheme::PreferFileIconFromTheme: + return true; default: break; } @@ -1053,9 +1435,9 @@ QPlatformMenuBar *QGnomeTheme::createPlatformMenuBar() const return nullptr; } -Qt::Appearance QGnomeTheme::appearance() const +Qt::ColorScheme QGnomeTheme::colorScheme() const { - return d_func()->m_appearance; + return d_func()->m_colorScheme; } #endif @@ -1063,7 +1445,7 @@ Qt::Appearance QGnomeTheme::appearance() const #if !defined(QT_NO_DBUS) && !defined(QT_NO_SYSTEMTRAYICON) QPlatformSystemTrayIcon *QGnomeTheme::createPlatformSystemTrayIcon() const { - if (isDBusTrayAvailable()) + if (shouldUseDBusTray()) return new QDBusTrayIcon(); return nullptr; } |