js/ipc/ContextWrapperChild.h
author Panagiotis Koutsourakis <panagiotis.koutsourakis@gmail.com>
Sat, 04 Feb 2012 17:32:24 +0000
changeset 86191 064aba8b26f27c1318be817d277d90ad1b98b581
parent 46848 1c7b03e451a078a04b420261f20fb451628b2cdd
child 94475 f4157e8c410708d76703f19e4dfb61859bfe32d8
permissions -rw-r--r--
Bug 702388 - Convert Makefiles to use |TEST_DIRS += foo| r=khuey Files named Makefile.in containing the expression DIRS += <foo> or DIRS = <foo> inside the conditional expression ifdef ENABLE_TESTS ... endif are changed to TEST_DIRS += tests outside any conditional expression. The files ./layout/Makefile.in ./layout/Makefile.in ./layout/style/Makefile.in ./rdf/Makefile.in ./security/manager/Makefile.in ./content/Makefile.in ./content/smil/Makefile.in ./content/xul/templates/Makefile.in ./content/xul/content/Makefile.in ./content/base/Makefile.in ./content/media/Makefile.in ./parser/htmlparser/Makefile.in ./dom/sms/Makefile.in ./js/jsd/Makefile.in ./js/xpconnect/Makefile.in ./widget/Makefile.in ./widget/windows/Makefile.in ./Makefile.in ./startupcache/Makefile.in ./storage/Makefile.in ./gfx/Makefile.in ./intl/strres/Makefile.in ./intl/uconv/Makefile.in ./intl/unicharutil/Makefile.in ./intl/lwbrk/Makefile.in ./embedding/Makefile.in ./modules/libjar/Makefile.in ./modules/libpref/Makefile.in ./build/Makefile.in ./build/win32/Makefile.in ./xpcom/Makefile.in ./extensions/spellcheck/hunspell/Makefile.in ./extensions/cookie/Makefile.in ./netwerk/Makefile.in ./netwerk/streamconv/Makefile.in ./editor/txmgr/Makefile.in ./toolkit/mozapps/shared/Makefile.in ./toolkit/mozapps/update/Makefile.in ./toolkit/library/Makefile.in ./toolkit/library/Makefile.in ./toolkit/crashreporter/Makefile.in ./toolkit/components/perf/Makefile.in ./toolkit/components/perf/Makefile.in ./toolkit/components/feeds/Makefile.in ./toolkit/components/url-classifier/Makefile.in contain the string ifdef ENABLE_TESTS but have some other statement inside (e.g. TOOL_DIRS += <foo> etc) and they remain unchanged by this patch.

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: set ts=8 sw=4 et tw=80:
 *
 * ***** 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 mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * The Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Ben Newman <b{enjam,newma}n@mozilla.com> (original author)
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of 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_jsipc_ContextWrapperChild_h__
#define mozilla_jsipc_ContextWrapperChild_h__

#include "mozilla/jsipc/PContextWrapperChild.h"
#include "mozilla/jsipc/ObjectWrapperChild.h"

#include "jsapi.h"
#include "nsClassHashtable.h"
#include "nsHashKeys.h"

namespace mozilla {
namespace jsipc {

class ContextWrapperChild
    : public PContextWrapperChild
{
public:

    ContextWrapperChild(JSContext* cx)
        : mContext(cx)
    {
        mResidentObjectTable.Init();
    }

    JSContext* GetContext() { return mContext; }

    PObjectWrapperChild* GetOrCreateWrapper(JSObject* obj,
                                            bool makeGlobal = false)
    {
        if (!obj) // Don't wrap nothin'!
            return NULL;
        PObjectWrapperChild* wrapper;
        while (!mResidentObjectTable.Get(obj, &wrapper)) {
            wrapper = SendPObjectWrapperConstructor(AllocPObjectWrapper(obj),
                                                    makeGlobal);
            if (wrapper)
                mResidentObjectTable.Put(obj, wrapper);
            else
                return NULL;
        }
        return wrapper;
    }

protected:

    PObjectWrapperChild* AllocPObjectWrapper(JSObject* obj) {
        return new ObjectWrapperChild(mContext, obj);
    }
    
    PObjectWrapperChild* AllocPObjectWrapper(const bool&) {
        return AllocPObjectWrapper(JS_GetGlobalObject(mContext));
    }

    bool DeallocPObjectWrapper(PObjectWrapperChild* actor) {
        ObjectWrapperChild* owc = static_cast<ObjectWrapperChild*>(actor);
        mResidentObjectTable.Remove(owc->GetJSObject());
        return true;
    }

private:

    JSContext* const mContext;

    nsClassHashtable<nsPtrHashKey<JSObject>,
                     PObjectWrapperChild> mResidentObjectTable;

};

}}

#endif