getServiceByContractID

Summary

This method returns a reference to a particular XPCOM service given the ContractID of the service.

 void getServiceByContractID(
   in string aContractID,
   in nsIIDRef aIID,
   [iid_is(aIID),retval] out nsQIResult aResult
 );

Parameters

aContractID

[in] The ContractID of the service that is being requested.

aIID

[in] The interface type to be returned.

aResult

[out] The resulting interface pointer.

Exceptions Thrown

NS_ERROR_FACTORY_NOT_REGISTERED

Indicates that the specified class is not registered.