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Fix dark mode detection on Linux

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Fixes #7817
This commit is contained in:
felipdsa21 2022-09-16 19:58:48 -03:00 committed by Jonathan White
parent 5caf68988e
commit e7fe3ff968
2 changed files with 24 additions and 3 deletions
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21
src/gui/osutils/nixutils/NixUtils.cpp
View File

@ -74,6 +74,11 @@ NixUtils::NixUtils(QObject* parent)
"SettingChanged",
this,
SLOT(handleColorSchemeChanged(QString, QString, QDBusVariant)));
QDBusMessage msg = QDBusMessage::createMethodCall(
"org.freedesktop.portal.Desktop", "/org/freedesktop/portal/desktop", "org.freedesktop.portal.Settings", "Read");
msg << QVariant("org.freedesktop.appearance") << QVariant("color-scheme");
sessionBus.callWithCallback(msg, this, SLOT(handleColorSchemeRead(QDBusVariant)));
}
NixUtils::~NixUtils()
@ -83,7 +88,7 @@ NixUtils::~NixUtils()
bool NixUtils::isDarkMode() const
{
// prefer freedesktop "org.freedesktop.appearance color-scheme" setting
if (m_systemColorschemePref != ColorschemePref::PreferNone) {
if (m_systemColorschemePrefExists) {
return m_systemColorschemePref == ColorschemePref::PreferDark;
}
@ -299,10 +304,22 @@ bool NixUtils::unregisterGlobalShortcut(const QString& name)
return true;
}
void NixUtils::handleColorSchemeRead(QDBusVariant value)
{
value = qvariant_cast<QDBusVariant>(value.variant());
setColorScheme(value);
}
void NixUtils::handleColorSchemeChanged(QString ns, QString key, QDBusVariant value)
{
if (ns == "org.freedesktop.appearance" && key == "color-scheme") {
setColorScheme(value);
}
}
void NixUtils::setColorScheme(QDBusVariant value)
{
m_systemColorschemePref = static_cast<ColorschemePref>(value.variant().toInt());
m_systemColorschemePrefExists = true;
emit interfaceThemeChanged();
}
}

4
src/gui/osutils/nixutils/NixUtils.h
View File

@ -50,6 +50,7 @@ public:
}
private slots:
void handleColorSchemeRead(QDBusVariant value);
void handleColorSchemeChanged(QString ns, QString key, QDBusVariant value);
private:
@ -79,6 +80,9 @@ private:
PreferLight
};
ColorschemePref m_systemColorschemePref = ColorschemePref::PreferNone;
bool m_systemColorschemePrefExists;
void setColorScheme(QDBusVariant value);
Q_DISABLE_COPY(NixUtils)
};