зеркало из https://github.com/mozilla/gecko-dev.git
104 строки
3.2 KiB
C++
104 строки
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsCycleCollectionParticipant.h"
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#include "nsCOMPtr.h"
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static void
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NoteChild(PRUint32 aLangID, void *aScriptThing, void *aClosure)
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{
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nsCycleCollectionTraversalCallback *cb =
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static_cast<nsCycleCollectionTraversalCallback*>(aClosure);
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cb->NoteScriptChild(aLangID, aScriptThing);
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}
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void
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nsScriptObjectTracer::TraverseScriptObjects(void *p,
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nsCycleCollectionTraversalCallback &cb)
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{
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Trace(p, NoteChild, &cb);
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}
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nsresult
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nsXPCOMCycleCollectionParticipant::RootAndUnlinkJSObjects(void *p)
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{
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nsISupports *s = static_cast<nsISupports*>(p);
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NS_ADDREF(s);
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return NS_OK;
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}
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nsresult
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nsXPCOMCycleCollectionParticipant::Unlink(void *p)
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{
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return NS_OK;
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}
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nsresult
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nsXPCOMCycleCollectionParticipant::Unroot(void *p)
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{
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nsISupports *s = static_cast<nsISupports*>(p);
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NS_RELEASE(s);
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return NS_OK;
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}
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nsresult
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nsXPCOMCycleCollectionParticipant::Traverse
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(void *p, nsCycleCollectionTraversalCallback &cb)
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{
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return NS_OK;
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}
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void
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nsXPCOMCycleCollectionParticipant::UnmarkPurple(nsISupports *n)
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{
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}
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NS_IMETHODIMP_(void)
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nsXPCOMCycleCollectionParticipant::Trace(void *p, TraceCallback cb,
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void *closure)
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{
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}
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PRBool
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nsXPCOMCycleCollectionParticipant::CheckForRightISupports(nsISupports *s)
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{
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nsCOMPtr<nsISupports> foo;
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s->QueryInterface(NS_GET_IID(nsCycleCollectionISupports),
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getter_AddRefs(foo));
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return s == foo;
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}
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