patch-src_appmenu_menuimporter.cpp

--- src/appmenu/menuimporter.cpp.orig	2021-06-20 16:59:06 UTC
+++ src/appmenu/menuimporter.cpp
@@ -27,7 +27,7 @@
 #include "menuimporter.h"
 #include "menuimporteradaptor.h"
 #include "dbusmenutypes_p.h"
-
+#include <QX11Info>
 #include <QDBusMessage>
 #include <QDBusObjectPath>
 #include <QDBusServiceWatcher>
@@ -83,13 +83,27 @@ void MenuImporter::RegisterWindow(WId id, const QDBusO
     m_windowClasses.insert(id, classClass);
     m_menuServices.insert(id, service);
     m_menuPaths.insert(id, path);
-
+    
     if (!m_serviceWatcher->watchedServices().contains(service)) {
         m_serviceWatcher->addWatchedService(service);
     }
+    if(path.path().startsWith(QStringLiteral("/com/canonical/menu")) && KWindowSystem::isPlatformX11()) {
+        auto *c = QX11Info::connection();
+	const QByteArray name = QByteArrayLiteral("_KDE_NET_WM_APPMENU_OBJECT_PATH");
+	const QByteArray name1 = QByteArrayLiteral("_KDE_NET_WM_APPMENU_SERVICE_NAME");
+	const xcb_intern_atom_cookie_t cookie = xcb_intern_atom(c, false, name.length(), name.constData());
+	xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(c, cookie, nullptr);
+	xcb_change_property(c, XCB_PROP_MODE_REPLACE, id, reply->atom, XCB_ATOM_STRING, 8, path.path().size(), qPrintable(path.path()));
+	const xcb_intern_atom_cookie_t cookie1 = xcb_intern_atom(c, false, name1.length(), name1.constData());
+	xcb_intern_atom_reply_t *reply1 = xcb_intern_atom_reply(c, cookie1, nullptr);
+	xcb_change_property(c, XCB_PROP_MODE_REPLACE, id, reply1->atom, XCB_ATOM_STRING, 8, service.length(), qPrintable(service));
+	
+    }
+ 
 
     emit WindowRegistered(id, service, path);
 }
+
 
 void MenuImporter::UnregisterWindow(WId id)
 {