Here is a list of availible events and their parameters: 

<code type="php">
interface Doctrine_EventListener_Interface {

    public function onLoad(Doctrine_Record $record);
    public function onPreLoad(Doctrine_Record $record);

    public function onUpdate(Doctrine_Record $record);
    public function onPreUpdate(Doctrine_Record $record);

    public function onCreate(Doctrine_Record $record);
    public function onPreCreate(Doctrine_Record $record);

    public function onSave(Doctrine_Record $record);
    public function onPreSave(Doctrine_Record $record);

    public function onInsert(Doctrine_Record $record);
    public function onPreInsert(Doctrine_Record $record);

    public function onDelete(Doctrine_Record $record);
    public function onPreDelete(Doctrine_Record $record);

    public function onEvict(Doctrine_Record $record);
    public function onPreEvict(Doctrine_Record $record);

    public function onSleep(Doctrine_Record $record);
    
    public function onWakeUp(Doctrine_Record $record);
    
    public function onClose(Doctrine_Connection $connection);
    public function onPreClose(Doctrine_Connection $connection);
    
    public function onOpen(Doctrine_Connection $connection);

    public function onTransactionCommit(Doctrine_Connection $connection);
    public function onPreTransactionCommit(Doctrine_Connection $connection);

    public function onTransactionRollback(Doctrine_Connection $connection);
    public function onPreTransactionRollback(Doctrine_Connection $connection);

    public function onTransactionBegin(Doctrine_Connection $connection);
    public function onPreTransactionBegin(Doctrine_Connection $connection);
    
    public function onCollectionDelete(Doctrine_Collection $collection);
    public function onPreCollectionDelete(Doctrine_Collection $collection);
}
</code>
