on(eventNames: string, callback: (data: EventData) => void, thisArg?: any): void
A basic method signature to hook an event listener (shortcut alias to the addEventListener method).
Parameter Default DescriptioneventNames
string
String corresponding to events (e.g. "propertyChange"). Optionally could be used more events separated by `,`
(e.g. "propertyChange", "change").
callback
Callback function which will be executed when event is raised.
thisArg
any
An optional parameter which will be used as `this`
context for callback execution.
Returns void
on(event: "loadFinished", callback: (args: LoadEventData) => void, thisArg?: any): void
Raised when a loadFinished event occurs.
Parameter Default Descriptionevent
"loadFinished"
callback
thisArg
any
Returns void
on(event: "loadStarted", callback: (args: LoadEventData) => void, thisArg?: any): void
Raised when a loadStarted event occurs.
Parameter Default Descriptionevent
"loadStarted"
callback
thisArg
any
Returns void
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