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/* 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/. */
#include "nsISupports.idl"
/**
* The nsIServiceManager manager interface provides a means to obtain
* global services in an application. The service manager depends on the
* repository to find and instantiate factories to obtain services.
*
* Users of the service manager must first obtain a pointer to the global
* service manager by calling NS_GetServiceManager. After that,
* they can request specific services by calling GetService. When they are
* finished they can NS_RELEASE() the service as usual.
*
* A user of a service may keep references to particular services indefinitely
* and only must call Release when it shuts down.
*/
[scriptable, uuid(8bb35ed9-e332-462d-9155-4a002ab5c958)]
interface nsIServiceManager : nsISupports
{
/**
* getServiceByContractID
*
* Returns the instance that implements aClass or aContractID and the
* interface aIID. This may result in the instance being created.
*
* @param aClass or aContractID : aClass or aContractID of object
* instance requested
* @param aIID : IID of interface requested
* @param result : resulting service
*/
void getService(in nsCIDRef aClass,
in nsIIDRef aIID,
[iid_is(aIID),retval] out nsQIResult result);
void getServiceByContractID(in string aContractID,
in nsIIDRef aIID,
[iid_is(aIID),retval] out nsQIResult result);
/**
* isServiceInstantiated
*
* isServiceInstantiated will return a true if the service has already
* been created, or false otherwise. Throws if the service does not
* implement the given IID.
*
* @param aClass or aContractID : aClass or aContractID of object
* instance requested
* @param aIID : IID of interface requested
* @throws NS_NOINTERFACE if the IID given isn't supported by the object
*/
boolean isServiceInstantiated(in nsCIDRef aClass, in nsIIDRef aIID);
boolean isServiceInstantiatedByContractID(in string aContractID, in nsIIDRef aIID);
};
%{C++
// Observing xpcom autoregistration. Topics will be 'start' and 'stop'.
#define NS_XPCOM_AUTOREGISTRATION_OBSERVER_ID "xpcom-autoregistration"
#ifdef MOZILLA_INTERNAL_API
#include "nsXPCOM.h"
#include "nsComponentManagerUtils.h"
#include "nsServiceManagerUtils.h"
#endif
%}
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