protected void createActions() {
deleteAction = new DeleteLogAction(this);
setAction("ClearLog", deleteAction);
deleteAction.setEnabled(logFileName != null);
refreshAction = new RefreshLogAction(this);
setAction("RefreshLog", refreshAction);
refreshAction.setEnabled(logFileName != null);
IAction action = new OpenLogAction(this);
setAction("OpenLog", action);
action = new ShowEventCauseAction(this);