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lightning-sunbird  0.9+nobinonly
nsDOMSVGEvent.cpp
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00001 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is Mozilla SVG Project code.
00016  *
00017  * The Initial Developer of the Original Code is Jonathan Watt.
00018  * Portions created by the Initial Developer are Copyright (C) 2005
00019  * the Initial Developer. All Rights Reserved.
00020  *
00021  * Contributor(s):
00022  *   Jonathan Watt <jonathan.watt@strath.ac.uk> (original author)
00023  *
00024  * Alternatively, the contents of this file may be used under the terms of
00025  * either the GNU General Public License Version 2 or later (the "GPL"), or
00026  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00027  * in which case the provisions of the GPL or the LGPL are applicable instead
00028  * of those above. If you wish to allow use of your version of this file only
00029  * under the terms of either the GPL or the LGPL, and not to allow others to
00030  * use your version of this file under the terms of the MPL, indicate your
00031  * decision by deleting the provisions above and replace them with the notice
00032  * and other provisions required by the GPL or the LGPL. If you do not delete
00033  * the provisions above, a recipient may use your version of this file under
00034  * the terms of any one of the MPL, the GPL or the LGPL.
00035  *
00036  * ***** END LICENSE BLOCK ***** */
00037 
00038 #include "nsDOMSVGEvent.h"
00039 #include "nsContentUtils.h"
00040 
00041 //----------------------------------------------------------------------
00042 // Implementation
00043 
00044 nsDOMSVGEvent::nsDOMSVGEvent(nsPresContext* aPresContext,
00045                              nsEvent* aEvent)
00046   : nsDOMEvent(aPresContext,
00047                aEvent ? aEvent : new nsEvent(PR_FALSE, 0))
00048 {
00049   if (aEvent) {
00050     mEventIsInternal = PR_FALSE;
00051   }
00052   else {
00053     mEventIsInternal = PR_TRUE;
00054     mEvent->eventStructType = NS_SVG_EVENT;
00055     mEvent->time = PR_Now();
00056   }
00057 
00058   mEvent->flags |= NS_EVENT_FLAG_CANT_CANCEL;
00059   if (mEvent->message == NS_SVG_LOAD || mEvent->message == NS_SVG_UNLOAD) {
00060     mEvent->flags |= NS_EVENT_FLAG_CANT_BUBBLE;
00061   }
00062 }
00063 
00064 //----------------------------------------------------------------------
00065 // nsISupports methods:
00066 
00067 NS_IMPL_ADDREF_INHERITED(nsDOMSVGEvent, nsDOMEvent)
00068 NS_IMPL_RELEASE_INHERITED(nsDOMSVGEvent, nsDOMEvent)
00069 
00070 NS_INTERFACE_MAP_BEGIN(nsDOMSVGEvent)
00071   NS_INTERFACE_MAP_ENTRY(nsIDOMSVGEvent)
00072   NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(SVGEvent)
00073 NS_INTERFACE_MAP_END_INHERITING(nsDOMEvent)
00074 
00075 
00077 // Exported creation functions:
00078 
00079 nsresult
00080 NS_NewDOMSVGEvent(nsIDOMEvent** aInstancePtrResult,
00081                   nsPresContext* aPresContext,
00082                   nsEvent *aEvent)
00083 {
00084   nsDOMSVGEvent* it = new nsDOMSVGEvent(aPresContext, aEvent);
00085   if (!it)
00086     return NS_ERROR_OUT_OF_MEMORY;
00087 
00088   return CallQueryInterface(it, aInstancePtrResult);
00089 }