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DB_NestedSet::addListener()

DB_NestedSet::addListener()  -- Add an event listener

Synopsis

require_once 'DB/NestedSet.php';

string DB_NestedSet::addListener (string $event, &$listener, string $listener)

Description

Adds an event listener and returns an ID for it Known events are nodeCreate nodeDelete nodeUpdate nodeCopy nodeLoad

Parameter

string $event

The event name

string $listener

The listener object

Throws

throws no exceptions thrown

Note

This function can not be called statically.

Example

Example 36-1. Add Listener

require_once('DB/NestedSet.php');
    $nestedSet =& DB_NestedSet::factory('DB', $dsn, $params);
    $nestedSet->AddListener("nodeCreate", "listener");
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