nsIObserver.idl - mozsearch (original) (raw)

/* This Source Code Form is subject to the terms of the Mozilla Public

* License, v. 2.0. If a copy of the MPL was not distributed with this

#include "nsISupports.idl"

* This interface is implemented by an object that wants

* to observe an event corresponding to a topic.

[scriptable, function, uuid(DB242E01-E4D9-11d2-9DDE-000064657374)]

interface nsIObserver : nsISupports {

* Observe will be called when there is a notification for the

* topic |aTopic|. This assumes that the object implementing

* this interface has been registered with an observer service

* such as the nsIObserverService.

* If you expect multiple topics/subjects, the impl is

* responsible for filtering.

* You should not modify, add, remove, or enumerate

* notifications in the implemention of observe.

* @param aSubject : Notification specific interface pointer.

* @param aTopic : The notification topic or subject.

* @param aData : Notification specific wide string.

void observe( in nsISupports aSubject,