From: Tang Haixiang <tanghaixiang@uniontech.com>
Date: Thu, 25 Feb 2021 14:00:00 +0800
Subject: Fix-_NET_SUPPORTED-attribute-cannot-be-updated

---

Index: qtbase-opensource-src/src/plugins/platforms/xcb/qxcbconnection.cpp
===================================================================
--- qtbase-opensource-src.orig/src/plugins/platforms/xcb/qxcbconnection.cpp
+++ qtbase-opensource-src/src/plugins/platforms/xcb/qxcbconnection.cpp
@@ -659,6 +659,8 @@ void QXcbConnection::handleXcbEvent(xcb_
             QXcbVirtualDesktop *virtualDesktop = virtualDesktopForRootWindow(propertyNotify->window);
             if (virtualDesktop)
                 virtualDesktop->updateWorkArea();
+        } else if(propertyNotify->atom == atom(QXcbAtom::_NET_SUPPORTED)) {
+            m_wmSupport->updateNetWMAtoms();
         } else {
             HANDLE_PLATFORM_WINDOW_EVENT(xcb_property_notify_event_t, window, handlePropertyNotifyEvent);
         }