gecko/content/base/public/nsIEventSource.idl
2012-05-21 12:12:37 +01:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/**
* The nsIEventSource interface is the interface for server-sent
* DOM events as described in
* http://dev.w3.org/html5/eventsource/#eventsource
*
*/
#include "nsISupports.idl"
interface nsIDOMEventListener;
interface nsIPrincipal;
interface nsIScriptContext;
interface nsPIDOMWindow;
[scriptable, uuid(a3d3181e-47c1-4f2e-b2c7-94775a86f5c5)]
interface nsIEventSource : nsISupports
{
readonly attribute DOMString url;
// ready state
const unsigned short CONNECTING = 0;
const unsigned short OPEN = 1;
const unsigned short CLOSED = 2;
readonly attribute long readyState;
// if true then cross-site Access-Control requests are made using credentials
// such as cookies and authorization headers. Never affects same-site
// requests.
readonly attribute boolean withCredentials;
// event handler attributes
attribute nsIDOMEventListener onopen;
attribute nsIDOMEventListener onmessage;
attribute nsIDOMEventListener onerror;
/**
* Close the connection, if any, and set the readyState attribute to CLOSED.
* If the connection is already closed, the method does nothing.
*/
void close();
/**
* Initialize the object for use from C++ code with the principal, script
* context, and owner window that should be used.
*
* @param principal The principal to use for the request. This must not be
* null.
* @param scriptContext The script context to use for the request. May be
* null.
* @param ownerWindow The associated window for the request. May be null.
* @param url The EventSource's url. This must not be empty.
* @param withCredentials When set to true attempts to make cross-site
* Access-Control requests with credentials such as
* cookies and authorization headers. Never affects
* same-site requests.
*/
[noscript] void init(in nsIPrincipal principal,
in nsIScriptContext scriptContext,
in nsPIDOMWindow ownerWindow,
in DOMString url,
in boolean withCredentials);
};