gecko-dev/xpcom/components/nsStaticComponentLoader.h

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * 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
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 * The Original Code is mozilla.org Code. This file was copied
 * from nsStaticComponentLoader.cpp
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 2000
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Benjamin Smedberg <benjamin@smedbergs.us>
 *
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#ifndef nsStaticModuleLoader_h__
#define nsStaticModuleLoader_h__

#include "nsXPCOM.h"
#include "pldhash.h"
#include "nsTArray.h"

class nsIModule;
struct StaticModuleInfo;
class nsComponentManagerImpl;
struct DeferredModule;

typedef void (*StaticLoaderCallback)(const char               *key,
                                     nsIModule*                module,
                                     nsTArray<DeferredModule> &deferred);

class nsStaticModuleLoader
{
public:
    nsStaticModuleLoader() :
        mFirst(nsnull)
    { }

    ~nsStaticModuleLoader() { }

    nsresult Init(nsStaticModuleInfo const *aStaticModules,
                  PRUint32 aModuleCount);

    void ReleaseModules() {
        if (mInfoHash.ops)
            PL_DHashTableFinish(&mInfoHash);
    }

    void EnumerateModules(StaticLoaderCallback      cb,
                          nsTArray<DeferredModule> &deferred);
    nsresult GetModuleFor(const char *key, nsIModule* *aResult);

private:
    PLDHashTable                  mInfoHash;
    static PLDHashTableOps        sInfoHashOps;
    StaticModuleInfo             *mFirst;
};

#endif