void updateWMName() { String name = getWMName(); XToolkit.awtLock(); try { if (name == null) { name = " "; } XAtom nameAtom = XAtom.get(XAtom.XA_WM_NAME); nameAtom.setProperty(getWindow(), name); XAtom netNameAtom = XAtom.get("_NET_WM_NAME"); netNameAtom.setPropertyUTF8(getWindow(), name); } finally { XToolkit.awtUnlock(); } }