/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  
/**
 * The nsIComponentManager interface.
 */

#include "nsISupports.idl"

interface nsILocalFile;
interface nsIFactory;

[scriptable, uuid(1d940426-5fe5-42c3-84ae-a300f2d9ebd5)]
interface nsIComponentManager : nsISupports
{    
    /**
     * getClassObject
     *
     * Returns the factory object that can be used to create instances of
     * CID aClass
     *
     * @param aClass The classid of the factory that is being requested
     */
    void getClassObject(in nsCIDRef aClass,
                        in nsIIDRef aIID,
                        [iid_is(aIID),retval] out nsQIResult result);

    /**
     * getClassObjectByContractID
     *
     * Returns the factory object that can be used to create instances of
     * CID aClass
     *
     * @param aClass The classid of the factory that is being requested
     */
    void getClassObjectByContractID(in string aContractID,
                                    in nsIIDRef aIID,
                                    [iid_is(aIID),retval] out nsQIResult result);


   /**
     * createInstance
     *
     * Create an instance of the CID aClass and return the interface aIID.
     *
     * @param aClass : ClassID of object instance requested
     * @param aDelegate : Used for aggregation
     * @param aIID : IID of interface requested
     */
    void createInstance(in nsCIDRef aClass, 
                        in nsISupports aDelegate,
                        in nsIIDRef aIID, 
                        [iid_is(aIID),retval] out nsQIResult result);

    /**
     * createInstanceByContractID
     *
     * Create an instance of the CID that implements aContractID and return the
     * interface aIID. 
     *
     * @param aContractID : aContractID of object instance requested
     * @param aDelegate : Used for aggregation
     * @param aIID : IID of interface requested
     */
    void createInstanceByContractID(in string aContractID,
                                    in nsISupports aDelegate,
                                    in nsIIDRef aIID, 
                                    [iid_is(aIID),retval] out nsQIResult result);

    /**
     * addBootstrappedManifestLocation
     *
     * Adds a bootstrapped manifest location on runtime.
     *
     * @param aLocation : A directory where chrome.manifest resides,
     *                    or an XPI with it on the root.
     */
    void addBootstrappedManifestLocation(in nsILocalFile aLocation);

    /**
     * removeBootstrappedManifestLocation
     *
     * Removes a bootstrapped manifest location on runtime.
     *
     * @param aLocation : A directory where chrome.manifest resides,
     *                    or an XPI with it on the root.
     */
    void removeBootstrappedManifestLocation(in nsILocalFile aLocation);

};


%{ C++
#ifdef MOZILLA_INTERNAL_API
#include "nsComponentManagerUtils.h"
#endif
%} C++
