Difference between revisions of "EventDispatcher:addEventListener"
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'''Available since:''' Gideros 2011.6<br/> | '''Available since:''' Gideros 2011.6<br/> | ||
+ | '''Class:''' [[EventDispatcher]]<br/> | ||
+ | |||
=== Description === | === Description === | ||
− | + | Registers a listener function and an optional data value so that the listener function is called when an event of a particular type occurs. | |
− | Registers a listener function and an optional data value so that the listener function is called when an event | ||
− | of a particular type occurs. | ||
− | |||
<source lang="lua"> | <source lang="lua"> | ||
− | + | EventDispatcher:addEventListener(type,listener,data) | |
</source> | </source> | ||
+ | |||
=== Parameters === | === Parameters === | ||
− | '''type''': (string) | + | '''type''': (string) the type of event<br/> |
− | '''listener''': (function) | + | '''listener''': (function) the listener function that processes the event<br/> |
− | '''data''': (any) | + | '''data''': (any) an optional data parameter that is passed as a first argument to the listener function '''optional'''<br/> |
+ | |||
+ | {{EventDispatcher}} |
Revision as of 18:54, 8 September 2021
Available since: Gideros 2011.6
Class: EventDispatcher
Description
Registers a listener function and an optional data value so that the listener function is called when an event of a particular type occurs.
EventDispatcher:addEventListener(type,listener,data)
Parameters
type: (string) the type of event
listener: (function) the listener function that processes the event
data: (any) an optional data parameter that is passed as a first argument to the listener function optional