michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * vim: set ts=2 sw=2 et tw=78:
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0:  *
michael@0:  *
michael@0:  * This Original Code has been modified by IBM Corporation.
michael@0:  * Modifications made by IBM described herein are
michael@0:  * Copyright (c) International Business Machines
michael@0:  * Corporation, 2000
michael@0:  *
michael@0:  * Modifications to Mozilla code or documentation
michael@0:  * identified per MPL Section 3.3
michael@0:  *
michael@0:  * Date         Modified by     Description of modification
michael@0:  * 03/27/2000   IBM Corp.       Added PR_CALLBACK for Optlink
michael@0:  *                               use in OS2
michael@0:  */
michael@0: 
michael@0: #include "nsDOMScriptObjectFactory.h"
michael@0: #include "nsScriptNameSpaceManager.h"
michael@0: #include "nsIObserverService.h"
michael@0: #include "nsJSEnvironment.h"
michael@0: #include "nsGlobalWindow.h"
michael@0: #include "nsCRT.h"
michael@0: #ifdef MOZ_XUL
michael@0: #include "nsXULPrototypeCache.h"
michael@0: #endif
michael@0: #include "nsThreadUtils.h"
michael@0: 
michael@0: using mozilla::dom::GetNameSpaceManager;
michael@0: 
michael@0: nsDOMScriptObjectFactory::nsDOMScriptObjectFactory()
michael@0: {
michael@0:   nsCOMPtr<nsIObserverService> observerService =
michael@0:     mozilla::services::GetObserverService();
michael@0:   if (observerService) {
michael@0:     observerService->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false);
michael@0:   }
michael@0: 
michael@0: }
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN(nsDOMScriptObjectFactory)
michael@0:   NS_INTERFACE_MAP_ENTRY(nsIDOMScriptObjectFactory)
michael@0:   NS_INTERFACE_MAP_ENTRY(nsIObserver)
michael@0:   NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIDOMScriptObjectFactory)
michael@0: NS_INTERFACE_MAP_END
michael@0: 
michael@0: 
michael@0: NS_IMPL_ADDREF(nsDOMScriptObjectFactory)
michael@0: NS_IMPL_RELEASE(nsDOMScriptObjectFactory)
michael@0: 
michael@0: NS_IMETHODIMP_(nsISupports *)
michael@0: nsDOMScriptObjectFactory::GetClassInfoInstance(nsDOMClassInfoID aID)
michael@0: {
michael@0:   return NS_GetDOMClassInfoInstance(aID);
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(nsISupports *)
michael@0: nsDOMScriptObjectFactory::GetExternalClassInfoInstance(const nsAString& aName)
michael@0: {
michael@0:   nsScriptNameSpaceManager *nameSpaceManager = GetNameSpaceManager();
michael@0:   NS_ENSURE_TRUE(nameSpaceManager, nullptr);
michael@0: 
michael@0:   const nsGlobalNameStruct *globalStruct = nameSpaceManager->LookupName(aName);
michael@0:   if (globalStruct) {
michael@0:     if (globalStruct->mType == nsGlobalNameStruct::eTypeExternalClassInfoCreator) {
michael@0:       nsresult rv;
michael@0:       nsCOMPtr<nsIDOMCIExtension> creator(do_CreateInstance(globalStruct->mCID, &rv));
michael@0:       NS_ENSURE_SUCCESS(rv, nullptr);
michael@0: 
michael@0:       rv = creator->RegisterDOMCI(NS_ConvertUTF16toUTF8(aName).get(), this);
michael@0:       NS_ENSURE_SUCCESS(rv, nullptr);
michael@0: 
michael@0:       globalStruct = nameSpaceManager->LookupName(aName);
michael@0:       NS_ENSURE_TRUE(globalStruct, nullptr);
michael@0: 
michael@0:       NS_ASSERTION(globalStruct->mType == nsGlobalNameStruct::eTypeExternalClassInfo,
michael@0:                    "The classinfo data for this class didn't get registered.");
michael@0:     }
michael@0:     if (globalStruct->mType == nsGlobalNameStruct::eTypeExternalClassInfo) {
michael@0:       return nsDOMClassInfo::GetClassInfoInstance(globalStruct->mData);
michael@0:     }
michael@0:   }
michael@0:   return nullptr;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsDOMScriptObjectFactory::Observe(nsISupports *aSubject,
michael@0:                                   const char *aTopic,
michael@0:                                   const char16_t *someData)
michael@0: {
michael@0:   if (!nsCRT::strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) {
michael@0: #ifdef MOZ_XUL
michael@0:     // Flush the XUL cache since it holds JS roots, and we're about to
michael@0:     // start the final GC.
michael@0:     nsXULPrototypeCache* cache = nsXULPrototypeCache::GetInstance();
michael@0: 
michael@0:     if (cache)
michael@0:       cache->Flush();
michael@0: #endif
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsDOMScriptObjectFactory::RegisterDOMClassInfo(const char *aName,
michael@0: 					       nsDOMClassInfoExternalConstructorFnc aConstructorFptr,
michael@0: 					       const nsIID *aProtoChainInterface,
michael@0: 					       const nsIID **aInterfaces,
michael@0: 					       uint32_t aScriptableFlags,
michael@0: 					       bool aHasClassInterface,
michael@0: 					       const nsCID *aConstructorCID)
michael@0: {
michael@0:   nsScriptNameSpaceManager *nameSpaceManager = GetNameSpaceManager();
michael@0:   NS_ENSURE_TRUE(nameSpaceManager, NS_ERROR_NOT_INITIALIZED);
michael@0: 
michael@0:   return nameSpaceManager->RegisterDOMCIData(aName,
michael@0:                                              aConstructorFptr,
michael@0:                                              aProtoChainInterface,
michael@0:                                              aInterfaces,
michael@0:                                              aScriptableFlags,
michael@0:                                              aHasClassInterface,
michael@0:                                              aConstructorCID);
michael@0: }