Don't use KDBusAddons on Windows

It's only used for KDBusService, which likely doesn't work properly on Windows

CMakeLists.txt

@@ -60,11 +60,10 @@ else()
         TYPE REQUIRED
         PURPOSE "Secure storage of account secrets"
     )
-    find_package(KF5DBusAddons ${KF5_MIN_VERSION})
-    set_package_properties(KF5DBusAddons PROPERTIES
-        TYPE REQUIRED
-        PURPOSE "DBus convenience functions"
-    )
+endif()
+
+if (NOT ANDROID AND NOT WIN32)
+    find_package(KF5DBusAddons ${KF5_MIN_VERSION} REQUIRED)
 endif()
 
 find_package(Quotient 0.7)

src/CMakeLists.txt

@@ -76,7 +76,12 @@ if(ANDROID)
         "network-connect"
     )
 else()
-    target_link_libraries(neochat PRIVATE Qt5::Widgets KF5::DBusAddons ${QTKEYCHAIN_LIBRARIES})
+    target_link_libraries(neochat PRIVATE Qt5::Widgets ${QTKEYCHAIN_LIBRARIES})
+endif()
+
+if(TARGET KF5::DBusAddons)
+    target_link_libraries(neochat PRIVATE KF5::DBusAddons)
+    target_compile_definitions(neochat PRIVATE -DHAVE_KDBUSADDONS)
 endif()
 
 install(TARGETS neochat ${KF5_INSTALL_TARGETS_DEFAULT_ARGS})

src/main.cpp

@@ -14,7 +14,7 @@
 #include <QQuickWindow>
 
 #include <KAboutData>
-#ifndef Q_OS_ANDROID
+#ifdef HAVE_KDBUSADDONS
 #include <KDBusService>
 #endif
 #include <KLocalizedContext>
@@ -83,8 +83,8 @@ int main(int argc, char *argv[])
     KAboutData::setApplicationData(about);
     QApplication::setWindowIcon(QIcon::fromTheme(QStringLiteral("org.kde.neochat")));
 
-#ifndef Q_OS_ANDROID
-    KDBusService service(KDBusService::Unique);
+#ifdef HAVE_KDBUSADDONS
+    KDBusService service(KDBusService::Unique)
 #endif
 
 #ifdef NEOCHAT_FLATPAK
@@ -151,7 +151,7 @@ int main(int argc, char *argv[])
         return -1;
     }
 
-#ifndef Q_OS_ANDROID
+#ifdef HAVE_KDBUSADDONS
     QObject::connect(&service, &KDBusService::activateRequested, &engine, [&engine](const QStringList & /*arguments*/, const QString & /*workingDirectory*/) {
         const auto rootObjects = engine.rootObjects();
         for (auto obj : rootObjects) {