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comparison: xpcom/components/nsIFactory.idl
xpcom/components/nsIFactory.idl
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| 1 /* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "nsISupports.idl" | |
| 7 | |
| 8 /** | |
| 9 * A class factory allows the creation of nsISupports derived | |
| 10 * components without specifying a concrete base class. | |
| 11 */ | |
| 12 | |
| 13 [scriptable, object, uuid(00000001-0000-0000-c000-000000000046)] | |
| 14 interface nsIFactory : nsISupports { | |
| 15 /** | |
| 16 * Creates an instance of a component. | |
| 17 * | |
| 18 * @param aOuter Pointer to a component that wishes to be aggregated | |
| 19 * in the resulting instance. This will be nullptr if no | |
| 20 * aggregation is requested. | |
| 21 * @param iid The IID of the interface being requested in | |
| 22 * the component which is being currently created. | |
| 23 * @param result [out] Pointer to the newly created instance, if successful. | |
| 24 * @throws NS_NOINTERFACE - Interface not accessible. | |
| 25 * @throws NS_ERROR_NO_AGGREGATION - if an 'outer' object is supplied, but the | |
| 26 * component is not aggregatable. | |
| 27 * NS_ERROR* - Method failure. | |
| 28 */ | |
| 29 void createInstance(in nsISupports aOuter, in nsIIDRef iid, | |
| 30 [retval, iid_is(iid)] out nsQIResult result); | |
| 31 | |
| 32 /** | |
| 33 * LockFactory provides the client a way to keep the component | |
| 34 * in memory until it is finished with it. The client can call | |
| 35 * LockFactory(PR_TRUE) to lock the factory and LockFactory(PR_FALSE) | |
| 36 * to release the factory. | |
| 37 * | |
| 38 * @param lock - Must be PR_TRUE or PR_FALSE | |
| 39 * @throws NS_ERROR* - Method failure. | |
| 40 */ | |
| 41 void lockFactory(in boolean lock); | |
| 42 }; |
