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<?php
namespace WebComplete\core\utils\traits;
trait TraitObservable
{
private $listeners = [];
/**
* @param string $eventName
* @param array $eventData
*/
public function trigger(string $eventName, array $eventData)
$listeners = $this->listeners[$eventName] ?? [];
foreach ($listeners as $listener) {
\call_user_func($listener[1], $eventData);
}
* @param callable $callable
* @param int $priority
public function on(string $eventName, callable $callable, int $priority = 100)
if (!isset($this->listeners[$eventName])) {
$this->listeners[$eventName] = [];
$this->listeners[$eventName][] = [$priority, $callable];
\uasort($this->listeners[$eventName], function ($event1, $event2) {
return $event1[0] <=> $event2[0];
});
* @return array
public function getListeners(): array
return $this->listeners;
* @param array $listeners
public function setListeners(array $listeners)
$this->listeners = $listeners;
web-complete /
core
