fix(ui): fix "Start minimized" setting

Author: f-koehler

src/CMakeLists.txt

@@ -14,7 +14,7 @@ add_executable(ktailctl property_list_model.hpp main.cpp
         string_filter.hpp string_filter.cpp
         tailscale/preferences/app_connector.hpp
 )
-target_link_libraries(ktailctl PRIVATE Qt6::Core Qt6::Quick Qt6::Widgets Qt6::Qml KF6::CoreAddons KF6::I18n KF6::DBusAddons KF6::GuiAddons KF6::IconThemes KF6::ConfigCore)
+target_link_libraries(ktailctl PRIVATE Qt6::Core Qt6::Quick Qt6::Widgets Qt6::Qml KF6::CoreAddons KF6::I18n KF6::DBusAddons KF6::GuiAddons KF6::IconThemes KF6::ConfigCore KF6::WindowSystem)
 ecm_add_qml_module(ktailctl URI org.fkoehler.KTailctl GENERATE_PLUGIN_SOURCE)
 ecm_target_qml_sources(ktailctl SOURCES ui/Main.qml)
 install(TARGETS ktailctl ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})

src/main.cpp

@@ -5,6 +5,7 @@
 #include <KLocalizedContext>
 #include <KLocalizedString>
 #include <KSharedConfig>
+#include <KWindowSystem>
 #include <QApplication>
 #include <QByteArray>
 #include <QCoreApplication>
@@ -108,6 +109,15 @@ auto main(int argc, char *argv[]) -> int
 
     auto *window = dynamic_cast<QQuickWindow *>(engine->rootObjects().constFirst());
 
+    // honor the "Start minimized" setting on startup
+    if (window != nullptr) {
+        if (Config::startMinimized()) {
+            window->hide();
+        } else {
+            window->show();
+        }
+    }
+
     // clicking tray icon should toggle window
     auto *tray_icon = new TrayIcon(tailscale);
     tray_icon->setVisible(Config::enableTrayIcon());
@@ -135,6 +145,17 @@ auto main(int argc, char *argv[]) -> int
     });
     QObject::connect(tray_icon, &TrayIcon::quitRequested, &app, &QCoreApplication::quit, Qt::QueuedConnection);
 
+    // re-launching the unique instance should reveal and focus the window
+    QObject::connect(&service, &KDBusService::activateRequested, window, [window](const QStringList &, const QString &) {
+        if (window == nullptr) {
+            return;
+        }
+        window->show();
+        KWindowSystem::updateStartupId(window);
+        window->raise();
+        KWindowSystem::activateWindow(window);
+    });
+
     QObject::connect(&app, &QCoreApplication::aboutToQuit, &app, [&engine]() {
         engine.reset();
     });