gecko/dom/workers/EventTarget.h
Igor Bukanov 18e6a2e079 bug 724310 - drop cx argument from JSObject field and fixed slots infallible API. r=:Waldo
--HG--
extra : rebase_source : b78519db2ff008eb5143676d2db47935f0e89f45
2012-02-05 21:07:23 +01:00

112 lines
3.2 KiB
C++

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Web Workers.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Ben Turner <bent.mozilla@gmail.com> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef mozilla_dom_workers_eventtarget_h__
#define mozilla_dom_workers_eventtarget_h__
#include "jspubtd.h"
#include "ListenerManager.h"
BEGIN_WORKERS_NAMESPACE
namespace events {
// If you inherit this class then you need to add some way to compare the
// JSClass for your subclass in EnsureObjectIsEventTarget().
class EventTarget : public PrivatizableBase
{
ListenerManager mListenerManager;
protected:
EventTarget();
~EventTarget();
void
TraceInstance(JSTracer* aTrc)
{
mListenerManager.Trace(aTrc);
}
void
FinalizeInstance(JSContext* aCx)
{
mListenerManager.Finalize(aCx);
}
bool
GetEventListenerOnEventTarget(JSContext* aCx, const char* aType, jsval* aVp);
bool
SetEventListenerOnEventTarget(JSContext* aCx, const char* aType, jsval* aVp);
public:
static EventTarget*
FromJSObject(JSObject* aObj);
static JSBool
AddEventListener(JSContext* aCx, uintN aArgc, jsval* aVp);
static JSBool
RemoveEventListener(JSContext* aCx, uintN aArgc, jsval* aVp);
static JSBool
DispatchEvent(JSContext* aCx, uintN aArgc, jsval* aVp);
bool
HasListeners()
{
return mListenerManager.HasListeners();
}
bool
HasListenersForType(JSContext* aCx, JSString* aType)
{
return mListenerManager.HasListenersForType(aCx, aType);
}
};
JSObject*
InitEventTargetClass(JSContext* aCx, JSObject* aGlobal, bool aMainRuntime);
} // namespace events
END_WORKERS_NAMESPACE
#endif /* mozilla_dom_workers_eventtarget_h__ */