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Diffstat (limited to 'xpcom/components/nsIServiceManager.idl')
-rw-r--r-- | xpcom/components/nsIServiceManager.idl | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/xpcom/components/nsIServiceManager.idl b/xpcom/components/nsIServiceManager.idl new file mode 100644 index 000000000..45c1c3cc2 --- /dev/null +++ b/xpcom/components/nsIServiceManager.idl @@ -0,0 +1,72 @@ +/* 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 throw otherwise + * + * @param aClass or aContractID : aClass or aContractID of object + * instance requested + * @param aIID : IID of interface requested + * @throws NS_ERROR_SERVICE_NOT_AVAILABLE if the service hasn't been + * instantiated + * @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 +%} + |