Difference between revisions of "EventDispatcher:hasEventListener"

From GiderosMobile
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__NOTOC__
 
__NOTOC__
 
'''<translate>Available since</translate>:''' Gideros 2011.6<br/>
 
'''<translate>Available since</translate>:''' Gideros 2011.6<br/>
 +
'''<translate>Class</translate>:''' [[Special:MyLanguage/EventDispatcher|EventDispatcher]]<br/>
 
=== <translate>Description</translate> ===
 
=== <translate>Description</translate> ===
 
<translate><br />
 
<translate><br />
Checks if the [[Special:MyLanguage/EventDispatcher|EventDispatcher]] object has a event listener registered for the specified type of event.<br />
+
Checks if the `EventDispatcher` object has a event listener registered for the specified type of event.<br />
 
<br /></translate>
 
<br /></translate>
 
<source lang="lua">
 
<source lang="lua">
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'''type''': (string) <translate>The type of event.</translate> <br/>
 
'''type''': (string) <translate>The type of event.</translate> <br/>
 
=== <translate>Return values</translate> ===
 
=== <translate>Return values</translate> ===
'''<translate>Returns</translate>''' (bool) <translate>A value of [[Special:MyLanguage/true|true]] if a listener of the specified type is registered; [[Special:MyLanguage/false|false]] otherwise.</translate><br/>
+
'''<translate>Returns</translate>''' (bool) <translate>A value of `true` if a listener of the specified type is registered; `false` otherwise.</translate><br/>

Revision as of 09:28, 24 August 2018

Available since: Gideros 2011.6
Class: EventDispatcher

Description


Checks if the `EventDispatcher` object has a event listener registered for the specified type of event.

(bool) = EventDispatcher:hasEventListener(type)

Parameters

type: (string) The type of event.

Return values

Returns (bool) A value of `true` if a listener of the specified type is registered; `false` otherwise.