addExpander(objTree, IObjectTypes.PACKAGE, new PackageExpander());
addExpander(objTree, IObjectTypes.USER_PARENT, new UserParentExpander(session));
addExpander(objTree, IObjectTypes.SESSION_PARENT, new SessionParentExpander());
addExpander(objTree, IObjectTypes.INSTANCE_PARENT, new InstanceParentExpander());
addExpander(objTree, IObjectTypes.TRIGGER_PARENT, new TriggerParentExpander());
addExpander(objTree, IObjectTypes.CONSTRAINT_PARENT, new ConstraintParentExpander());
addDetailTab(objTree, DatabaseObjectType.PROCEDURE, new ObjectSourceTab(
"PROCEDURE", "Show stored procedure source"));
addDetailTab(objTree, DatabaseObjectType.FUNCTION, new ObjectSourceTab(
"FUNCTION", "Show function source"));