public SearchTab(Composite parent, JMuleCore core) {
super(parent);
this.search_tab = this;
GridLayout layout;
_core = core;
listener = new SearchResultListener() {
public void resultArrived(final SearchResult searchResult) {
SWTThread.getDisplay().asyncExec(new JMRunnable() {
public void JMRun() {
SearchResultTab tab = getSearchResultTab(searchResult.getSearchQuery());