// expander
_treeAPI.addExpander(DatabaseObjectType.SCHEMA, new SchemaExpander(
new InformixSequenceInodeExpanderFactory(), DatabaseObjectType.SEQUENCE));
TableWithChildNodesExpander tableExp = new TableWithChildNodesExpander();
tableExp.setTableIndexExtractor(new InformixTableIndexExtractorImpl());
tableExp.setTableTriggerExtractor(new InformixTableTriggerExtractorImpl());
_treeAPI.addExpander(DatabaseObjectType.TABLE, tableExp);
_treeAPI.addDetailTab(DatabaseObjectType.TRIGGER, new TriggerDetailsTab());
_treeAPI.addDetailTab(DatabaseObjectType.TRIGGER, new TriggerSourceTab("The source of the trigger"));