[plasma/plasma-workspace/Plasma/6.7] libklookandfeel: libklookandfeel: Drop Latte Dock integration

Git commit 05c320aba5169e1ea2ea432b6c4abcbaf688825c by David Edmundson, on behalf of Nicolas Fella.
Committed on 23/07/2026 at 10:38.
Pushed by davidedmundson into branch 'Plasma/6.7'.

libklookandfeel: Drop Latte Dock integration

Latte Dock doesn't work with Plasma 6

(cherry picked from commit a5e95e05dcd419f9e3ec07d0622b884414023356)

M  +0    -29   libklookandfeel/klookandfeelmanager.cpp
M  +0    -2    libklookandfeel/klookandfeelmanager.h

https://invent.kde.org/plasma/plasma-workspace/-/commit/05c320aba5169e1ea2ea432b6c4abcbaf688825c

diff --git a/libklookandfeel/klookandfeelmanager.cpp b/libklookandfeel/klookandfeelmanager.cpp
index 30b00e7a5e..b773f13db9 100644
--- a/libklookandfeel/klookandfeelmanager.cpp
+++ b/libklookandfeel/klookandfeelmanager.cpp
@@ -82,8 +82,6 @@ KLookAndFeelManager::KLookAndFeelManager(QObject *parent)
     , m_fontsChanged(false)
     , m_plasmaLocked(false)
 {
-    m_applyLatteLayout = (KService::serviceByDesktopName(u"org.kde.latte-dock"_s) != nullptr);
-
     QDBusMessage message = QDBusMessage::createMethodCall(QStringLiteral("org.kde.plasmashell"),
                                                           QStringLiteral("/PlasmaShell"),
                                                           QStringLiteral("org.kde.PlasmaShell"),
@@ -311,28 +309,6 @@ void KLookAndFeelManager::setIcons(const QString &theme)
     Q_EMIT iconsChanged();
 }
 
-void KLookAndFeelManager::setLatteLayout(const QString &filepath, const QString &name)
-{
-    if (filepath.isEmpty()) {
-        // there is no latte layout
-        KIO::CommandLauncherJob latteapp(QStringLiteral("latte-dock"), {QStringLiteral("--disable-autostart")});
-        latteapp.setDesktopName(u"org.kde.latte-dock"_s);
-        latteapp.start();
-
-        QDBusMessage quitmessage = QDBusMessage::createMethodCall(QStringLiteral("org.kde.lattedock"),
-                                                                  QStringLiteral("/MainApplication"),
-                                                                  QStringLiteral("org.qtproject.Qt.QCoreApplication"),
-                                                                  QStringLiteral("quit"));
-        QDBusConnection::sessionBus().call(quitmessage, QDBus::NoBlock);
-    } else {
-        KIO::CommandLauncherJob latteapp(
-            QStringLiteral("latte-dock"),
-            {QStringLiteral("--enable-autostart"), QStringLiteral("--import-layout"), filepath, QStringLiteral("--suggested-layout-name"), name});
-        latteapp.setDesktopName(u"org.kde.latte-dock"_s);
-        latteapp.start();
-    }
-}
-
 void KLookAndFeelManager::setPlasmaTheme(const QString &theme)
 {
     if (theme.isEmpty()) {
@@ -506,11 +482,6 @@ void KLookAndFeelManager::save(const KPackage::Package &package, Contents applyM
         message.setArguments(args);
 
         QDBusConnection::sessionBus().call(message, QDBus::NoBlock);
-
-        if (m_applyLatteLayout) {
-            //! latte exists in system and user has chosen to update desktop layout
-            setLatteLayout(package.filePath("layouts", u"looknfeel.layout.latte"_s), package.metadata().name());
-        }
     }
 
     if (!package.filePath("layoutdefaults").isEmpty()) {
diff --git a/libklookandfeel/klookandfeelmanager.h b/libklookandfeel/klookandfeelmanager.h
index 2f4b3483c9..109d6a1ad0 100644
--- a/libklookandfeel/klookandfeelmanager.h
+++ b/libklookandfeel/klookandfeelmanager.h
@@ -83,7 +83,6 @@ public:
     void setPlasmaTheme(const QString &theme);
     void setCursorTheme(const QString theme);
     void setSplashScreen(const QString &theme);
-    void setLatteLayout(const QString &filepath, const QString &name);
     void setWindowSwitcher(const QString &theme);
     void setWindowDecoration(const QString &library, const QString &theme, bool noPlugin);
     void setTitlebarLayout(const QString &leftbtns, const QString &rightbtns);
@@ -128,7 +127,6 @@ private:
     static KConfig configDefaults(const QString &filename);
 
     Mode m_mode = Mode::Apply;
-    bool m_applyLatteLayout : 1;
     bool m_plasmashellChanged : 1;
     bool m_fontsChanged : 1;
     bool m_plasmaLocked : 1;