private void setTreeView () {
if (UMTMain.getUmtType() == UMTMain.UMT_STANDARD)
view = new HutnTreeView (_modellistener);
else if (UMTMain.getUmtType() == UMTMain.UMT_SYSTEM_FAMILY) {
view = new SystemFamilyTreeView (_modellistener);
}
// view.setUMTMain(_umtmain);
view.setName("The Hutn Tree");
add (view);
}