nsIEventListenerInfo

An instance of this interface describes how an event listener
was added to an event target.

Methods

toSource()

Tries to serialize event listener to a string.
Returns null if serialization isn’t possible
(for example with C++ listeners).

Attributes

type

The type of the event for which the listener was added.
Null if the listener is for all the events.

capturing

allowsUntrusted

inSystemEventGroup

listenerObject

The underlying JS object of the event listener, if this listener
has one. Null otherwise.