this.tabLayout.addSelectionHandler(new SelectionHandler<Integer>() {
@Override
public void onSelection(SelectionEvent<Integer> event) {
LogFilePanel logFilePanel = selectedLogFilePanel();
if (logFilePanel != null) {
circuit.dispatch(new SelectLogFile(logFilePanel.getName()));
logFilePanel.onResize();
} else {
circuit.dispatch(new PauseFollowLogFile());
}
}