зеркало из https://github.com/mozilla/gecko-dev.git
144 строки
3.4 KiB
C++
144 строки
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include <iostream.h>
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#include "TestFactory.h"
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#include "nsISupports.h"
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#include "nsIComponentManager.h"
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NS_DEFINE_IID(kFactoryIID, NS_IFACTORY_IID);
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NS_DEFINE_CID(kTestFactoryCID, NS_TESTFACTORY_CID);
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NS_DEFINE_CID(kTestLoadedFactoryCID, NS_TESTLOADEDFACTORY_CID);
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NS_DEFINE_IID(kTestClassIID, NS_ITESTCLASS_IID);
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int main(int argc, char **argv) {
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RegisterTestFactories();
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ITestClass *t = NULL;
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nsComponentManager::CreateInstance(kTestFactoryCID,
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NULL,
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kTestClassIID,
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(void **) &t);
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if (t != NULL) {
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t->Test();
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t->Release();
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} else {
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cout << "CreateInstance failed\n";
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}
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t = NULL;
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nsComponentManager::CreateInstance(kTestLoadedFactoryCID,
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NULL,
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kTestClassIID,
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(void **) &t);
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if (t != NULL) {
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t->Test();
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t->Release();
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} else {
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cout << "Dynamic CreateInstance failed\n";
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}
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nsComponentManager::FreeLibraries();
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return 0;
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}
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/**
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* ITestClass implementation
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*/
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class TestClassImpl: public ITestClass {
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NS_DECL_ISUPPORTS
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public:
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TestClassImpl() {
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NS_INIT_REFCNT();
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}
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void Test();
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};
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NS_IMPL_ISUPPORTS(TestClassImpl, kTestClassIID);
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void TestClassImpl::Test() {
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cout << "hello, world!\n";
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}
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/**
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* TestFactory implementation
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*/
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class TestFactory: public nsIFactory {
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NS_DECL_ISUPPORTS
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public:
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TestFactory() {
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NS_INIT_REFCNT();
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}
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NS_IMETHOD CreateInstance(nsISupports *aDelegate,
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const nsIID &aIID,
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void **aResult);
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NS_IMETHOD LockFactory(PRBool aLock) { return NS_OK; }
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};
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NS_IMPL_ISUPPORTS(TestFactory, kFactoryIID);
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nsresult TestFactory::CreateInstance(nsISupports *aDelegate,
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const nsIID &aIID,
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void **aResult) {
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if (aDelegate != NULL) {
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return NS_ERROR_NO_AGGREGATION;
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}
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TestClassImpl *t = new TestClassImpl();
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if (t == NULL) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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nsresult res = t->QueryInterface(aIID, aResult);
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if (NS_FAILED(res)) {
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*aResult = NULL;
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delete t;
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}
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return res;
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}
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/**
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* TestFactory registration function
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*/
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extern "C" void RegisterTestFactories() {
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nsComponentManager::RegisterFactory(kTestFactoryCID, 0, 0,
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new TestFactory(), PR_FALSE);
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// Windows can use persistant registry
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#ifndef USE_NSREG
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nsComponentManager::RegisterComponent(kTestLoadedFactoryCID, NULL, NULL,
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"libtestdynamic.so",
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PR_FALSE,
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PR_TRUE);
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#endif
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}
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