Difference between revisions of "EventDispatcher:hasEventListener"
From GiderosMobile
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'''Available since:''' Gideros 2011.6<br/> | '''Available since:''' Gideros 2011.6<br/> | ||
| + | '''Class:''' [[EventDispatcher]]<br/> | ||
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=== Description === | === Description === | ||
| − | + | Checks if the [[EventDispatcher]] object has an event listener registered for the specified type of event. | |
| − | Checks if the [[ | + | |
| − | + | <syntaxhighlight lang="lua"> | |
| − | < | ||
(bool) = EventDispatcher:hasEventListener(type) | (bool) = EventDispatcher:hasEventListener(type) | ||
| − | </ | + | </syntaxhighlight> |
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=== Parameters === | === Parameters === | ||
| − | '''type''': (string) | + | '''type''': (string) The type of event.<br/> |
| + | |||
=== Return values === | === Return values === | ||
| − | '''Returns''' (bool) | + | '''Returns''' (bool) A value of ''true'' if a listener of the specified type is registered; ''false'' otherwise.<br/> |
| + | |||
| + | {{EventDispatcher}} | ||
Latest revision as of 14:27, 13 July 2023
Available since: Gideros 2011.6
Class: EventDispatcher
Description
Checks if the EventDispatcher object has an 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.
