View source for DXX

{{Client function}}

{{OOP|Use a dot instead of a colon to access class methods|[[Dxx]].on}}

==Syntax==
<syntaxhighlight lang="lua">
bool Dxx.on(string eventName, function callbackFunction)
</syntaxhighlight>

===Required Arguments=== 
*'''eventName:''' The name of the event you want to listen for. Possible values are:
**'''click'''
**'''close'''
**'''change'''
**'''destroy'''
*'''callbackFunction:''' The function that is called when this event occurs.
**'''''responseData''''' - A string containing the remote response or "ERROR" if there was a problem
**'''''errno''''' - A number containing the error number or zero if there was no error.
*'''arguments...''' - The arguments that were passed into fetchRemote

===Returns===
This function does not return anything

==Example==
<syntaxhighlight lang="lua">
local win = Window(700, 400, 1000, 600, "cool window")
local btn = Button(55, 55, 125, 30, "click me")

btn.setParent(win)
btn.on("click", function() btn.value = "clicked" end)
</syntaxhighlight>