mirror of
https://github.com/mozilla/gecko-dev.git
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424 lines
16 KiB
C++
424 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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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 "nsCOMPtr.h"
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#include "nsRDFModule.h"
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#include "nsIFactory.h"
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#include "nsIGenericFactory.h"
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#include "nsILocalStore.h"
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#include "nsIRDFContainer.h"
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#include "nsIRDFContainerUtils.h"
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#include "nsIRDFCompositeDataSource.h"
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#include "nsIRDFContentModelBuilder.h"
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#include "nsIRDFContentSink.h"
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#include "nsIRDFDocument.h"
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#include "nsIRDFService.h"
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#include "nsIXULContentSink.h"
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#include "nsISupports.h"
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#include "nsRDFBaseDataSources.h"
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#include "nsRDFBuiltInDataSources.h"
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#include "nsIRDFFileSystem.h"
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#include "nsRDFCID.h"
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#include "nsIComponentManager.h"
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#include "rdf.h"
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#include "nsIXULContentUtils.h"
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#include "nsIXULSortService.h"
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#include "nsIXULDocumentInfo.h"
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#include "nsIXULPopupListener.h"
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#include "nsIXULKeyListener.h"
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#include "nsIXULCommandDispatcher.h"
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#include "nsIServiceManager.h"
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static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
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static NS_DEFINE_CID(kGenericFactoryCID, NS_GENERICFACTORY_CID);
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static NS_DEFINE_CID(kLocalStoreCID, NS_LOCALSTORE_CID);
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static NS_DEFINE_CID(kRDFCompositeDataSourceCID, NS_RDFCOMPOSITEDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFContainerCID, NS_RDFCONTAINER_CID);
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static NS_DEFINE_CID(kRDFContainerUtilsCID, NS_RDFCONTAINERUTILS_CID);
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static NS_DEFINE_CID(kRDFContentSinkCID, NS_RDFCONTENTSINK_CID);
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static NS_DEFINE_CID(kRDFDefaultResourceCID, NS_RDFDEFAULTRESOURCE_CID);
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static NS_DEFINE_CID(kRDFFileSystemDataSourceCID, NS_RDFFILESYSTEMDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFSearchDataSourceCID, NS_RDFSEARCHDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFFindDataSourceCID, NS_RDFFINDDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFFTPDataSourceCID, NS_RDFFTPDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFInMemoryDataSourceCID, NS_RDFINMEMORYDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFServiceCID, NS_RDFSERVICE_CID);
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static NS_DEFINE_CID(kRDFXMLDataSourceCID, NS_RDFXMLDATASOURCE_CID);
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static NS_DEFINE_CID(kRDFXULBuilderCID, NS_RDFXULBUILDER_CID);
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static NS_DEFINE_CID(kXULContentSinkCID, NS_XULCONTENTSINK_CID);
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static NS_DEFINE_CID(kXULContentUtilsCID, NS_XULCONTENTUTILS_CID);
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static NS_DEFINE_CID(kXULDocumentCID, NS_XULDOCUMENT_CID);
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static NS_DEFINE_CID(kXULSortServiceCID, NS_XULSORTSERVICE_CID);
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static NS_DEFINE_CID(kXULDocumentInfoCID, NS_XULDOCUMENTINFO_CID);
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static NS_DEFINE_CID(kXULPopupListenerCID, NS_XULPOPUPLISTENER_CID);
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static NS_DEFINE_CID(kXULKeyListenerCID, NS_XULKEYLISTENER_CID);
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static NS_DEFINE_CID(kXULCommandDispatcherCID, NS_XULCOMMANDDISPATCHER_CID);
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static NS_DEFINE_CID(kXULTemplateBuilderCID, NS_XULTEMPLATEBUILDER_CID);
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//----------------------------------------------------------------------
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// Functions used to create new instances of a given object by the
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// generic factory.
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#define MAKE_CTOR(_func,_new,_ifname) \
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static nsresult \
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CreateNew##_func(nsISupports* aOuter, REFNSIID aIID, void **aResult) \
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{ \
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if (!aResult) { \
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return NS_ERROR_INVALID_POINTER; \
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} \
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if (aOuter) { \
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*aResult = nsnull; \
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return NS_ERROR_NO_AGGREGATION; \
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} \
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nsI##_ifname* inst; \
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nsresult rv = NS_New##_new(&inst); \
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if (NS_FAILED(rv)) { \
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*aResult = nsnull; \
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return NS_ERROR_OUT_OF_MEMORY; \
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} \
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rv = inst->QueryInterface(aIID, aResult); \
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if (NS_FAILED(rv)) { \
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*aResult = nsnull; \
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} \
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NS_RELEASE(inst); /* get rid of extra refcnt */ \
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return rv; \
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}
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extern nsresult
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NS_NewDefaultResource(nsIRDFResource** aResult);
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MAKE_CTOR(RDFService,RDFService,RDFService)
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MAKE_CTOR(XULSortService,XULSortService,XULSortService)
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MAKE_CTOR(XULPopupListener,XULPopupListener,XULPopupListener)
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MAKE_CTOR(XULKeyListener,XULKeyListener,XULKeyListener)
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MAKE_CTOR(XULCommandDispatcher,XULCommandDispatcher,XULCommandDispatcher)
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MAKE_CTOR(RDFXMLDataSource,RDFXMLDataSource,RDFDataSource)
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MAKE_CTOR(RDFFileSystemDataSource,RDFFileSystemDataSource,RDFDataSource)
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MAKE_CTOR(RDFFTPDataSource,RDFFTPDataSource,RDFDataSource)
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MAKE_CTOR(RDFCompositeDataSource,RDFCompositeDataSource,RDFCompositeDataSource)
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MAKE_CTOR(RDFContainer,RDFContainer,RDFContainer)
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MAKE_CTOR(RDFContainerUtils,RDFContainerUtils,RDFContainerUtils)
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MAKE_CTOR(XULDocument,XULDocument,RDFDocument)
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MAKE_CTOR(XULDocumentInfo,XULDocumentInfo,XULDocumentInfo)
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MAKE_CTOR(XULTemplateBuilder,XULTemplateBuilder,RDFContentModelBuilder)
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MAKE_CTOR(RDFXULBuilder,RDFXULBuilder,RDFContentModelBuilder)
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MAKE_CTOR(RDFContentSink,RDFContentSink,RDFContentSink)
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MAKE_CTOR(XULContentSink,XULContentSink,XULContentSink)
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MAKE_CTOR(RDFDefaultResource,DefaultResource,RDFResource)
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MAKE_CTOR(LocalStore,LocalStore,LocalStore)
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//----------------------------------------------------------------------
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static NS_DEFINE_IID(kIModuleIID, NS_IMODULE_IID);
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nsRDFModule::nsRDFModule()
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: mInitialized(PR_FALSE)
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{
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NS_INIT_ISUPPORTS();
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}
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nsRDFModule::~nsRDFModule()
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{
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Shutdown();
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}
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NS_IMPL_ISUPPORTS(nsRDFModule, kIModuleIID)
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// Perform our one-time intialization for this module
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nsresult
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nsRDFModule::Initialize()
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{
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if (mInitialized) {
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return NS_OK;
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}
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return NS_OK;
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}
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// Shutdown this module, releasing all of the module resources
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void
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nsRDFModule::Shutdown()
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{
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}
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NS_IMETHODIMP
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nsRDFModule::GetClassObject(nsIComponentManager *aCompMgr,
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const nsCID& aClass,
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const nsIID& aIID,
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void** r_classObj)
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{
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nsresult rv;
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// Defensive programming: Initialize *r_classObj in case of error below
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if (!r_classObj) {
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return NS_ERROR_INVALID_POINTER;
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}
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*r_classObj = NULL;
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if (!mInitialized) {
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rv = Initialize();
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if (NS_FAILED(rv)) {
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return rv;
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}
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mInitialized = PR_TRUE;
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}
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nsCOMPtr<nsIGenericFactory> fact;
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// Note: these are in the same order as the registration table
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// below, not in frequency of use order.
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if (aClass.Equals(kRDFCompositeDataSourceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFCompositeDataSource);
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}
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else if (aClass.Equals(kRDFFileSystemDataSourceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFFileSystemDataSource);
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}
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else if (aClass.Equals(kRDFFTPDataSourceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFFTPDataSource);
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}
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else if (aClass.Equals(kRDFInMemoryDataSourceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), NS_NewRDFInMemoryDataSource);
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}
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else if (aClass.Equals(kLocalStoreCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewLocalStore);
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}
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else if (aClass.Equals(kRDFXMLDataSourceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFXMLDataSource);
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}
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else if (aClass.Equals(kRDFDefaultResourceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFDefaultResource);
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}
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else if (aClass.Equals(kRDFContentSinkCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFContentSink);
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}
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else if (aClass.Equals(kRDFContainerCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFContainer);
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}
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else if (aClass.Equals(kRDFContainerUtilsCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFContainerUtils);
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}
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else if (aClass.Equals(kRDFServiceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFService);
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}
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else if (aClass.Equals(kXULSortServiceCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULSortService);
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}
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else if (aClass.Equals(kXULTemplateBuilderCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULTemplateBuilder);
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}
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else if (aClass.Equals(kRDFXULBuilderCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewRDFXULBuilder);
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}
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else if (aClass.Equals(kXULContentSinkCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULContentSink);
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}
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else if (aClass.Equals(kXULDocumentCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULDocument);
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}
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else if (aClass.Equals(kXULDocumentInfoCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULDocumentInfo);
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}
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else if (aClass.Equals(kXULPopupListenerCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULPopupListener);
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}
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else if (aClass.Equals(kXULKeyListenerCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULKeyListener);
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}
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else if (aClass.Equals(kXULCommandDispatcherCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), CreateNewXULCommandDispatcher);
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}
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else if (aClass.Equals(kXULContentUtilsCID)) {
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rv = NS_NewGenericFactory(getter_AddRefs(fact), NS_NewXULContentUtils);
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}
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else {
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rv = NS_ERROR_FACTORY_NOT_REGISTERED;
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#ifdef DEBUG
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char* cs = aClass.ToString();
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printf("+++ nsRDFModule: unable to create factory for %s\n", cs);
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nsCRT::free(cs);
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#endif
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}
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if (fact) {
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rv = fact->QueryInterface(aIID, r_classObj);
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}
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return rv;
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}
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//----------------------------------------
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struct Components {
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const char* mDescription;
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nsID mCID;
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const char* mProgID;
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};
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// The list of components we register
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static Components gComponents[] = {
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// register our build-in datasources:
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{ "RDF Composite Data Source", kRDFCompositeDataSourceCID,
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NS_RDF_DATASOURCE_PROGID_PREFIX "composite-datasource", },
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{ "RDF File System Data Source", kRDFFileSystemDataSourceCID,
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NS_RDF_DATASOURCE_PROGID_PREFIX "files", },
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{ "RDF FTP Data Source", kRDFFTPDataSourceCID,
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NS_RDF_DATASOURCE_PROGID_PREFIX "ftp", },
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{ "RDF In-Memory Data Source", kRDFInMemoryDataSourceCID,
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NS_RDF_DATASOURCE_PROGID_PREFIX "in-memory-datasource", },
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{ "Local Store", kLocalStoreCID,
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NS_RDF_DATASOURCE_PROGID_PREFIX "local-store", },
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{ "RDF XML Data Source", kRDFXMLDataSourceCID,
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NS_RDF_DATASOURCE_PROGID_PREFIX "xml-datasource", },
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// register our built-in resource factories:
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{ "RDF Default Resource Factory", kRDFDefaultResourceCID,
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// Note: default resource factory has no name= part
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NS_RDF_RESOURCE_FACTORY_PROGID, },
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// register all the other rdf components:
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{ "RDF Content Sink", kRDFContentSinkCID,
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NS_RDF_PROGID "/content-sink", },
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{ "RDF Container", kRDFContainerCID,
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NS_RDF_PROGID "/container", },
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{ "RDF Container Utilities", kRDFContainerUtilsCID,
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NS_RDF_PROGID "/container-utils", },
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{ "RDF Service", kRDFServiceCID,
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NS_RDF_PROGID "/rdf-service", },
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{ "XUL Sort Service", kXULSortServiceCID,
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NS_RDF_PROGID "/xul-sort-service", },
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{ "XUL Template Builder", kXULTemplateBuilderCID,
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NS_RDF_PROGID "/xul-template-builder", },
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{ "RDF XUL Builder", kRDFXULBuilderCID,
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NS_RDF_PROGID "/xul-builder", },
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{ "XUL Content Sink", kXULContentSinkCID,
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NS_RDF_PROGID "/xul-content-sink", },
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{ "XUL Document", kXULDocumentCID,
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NS_RDF_PROGID "/xul-document", },
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{ "XUL Document Info", kXULDocumentInfoCID,
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NS_RDF_PROGID "/xul-document-info", },
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{ "XUL PopupListener", kXULPopupListenerCID,
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NS_RDF_PROGID "/xul-popup-listener", },
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{ "XUL KeyListener", kXULKeyListenerCID,
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NS_RDF_PROGID "/xul-key-listener", },
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{ "XUL CommandDispatcher", kXULCommandDispatcherCID,
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NS_RDF_PROGID "/xul-command-dispatcher", },
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{ "XUL Content Utilities", kXULContentUtilsCID,
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NS_RDF_PROGID "/xul-content-utils", },
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};
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#define NUM_COMPONENTS (sizeof(gComponents) / sizeof(gComponents[0]))
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NS_IMETHODIMP
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nsRDFModule::RegisterSelf(nsIComponentManager *aCompMgr,
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nsIFileSpec* aPath,
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const char* registryLocation,
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const char* componentType)
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{
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nsresult rv = NS_OK;
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#ifdef DEBUG
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printf("*** Registering rdf components\n");
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#endif
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Components* cp = gComponents;
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Components* end = cp + NUM_COMPONENTS;
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while (cp < end) {
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rv = aCompMgr->RegisterComponentSpec(cp->mCID, cp->mDescription,
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cp->mProgID, aPath, PR_TRUE,
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PR_TRUE);
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if (NS_FAILED(rv)) {
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#ifdef DEBUG
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printf("nsRDFModule: unable to register %s component => %x\n",
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cp->mDescription, rv);
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#endif
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break;
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}
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cp++;
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}
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return rv;
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}
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NS_IMETHODIMP
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nsRDFModule::UnregisterSelf(nsIComponentManager* aCompMgr,
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nsIFileSpec* aPath,
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const char* registryLocation)
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{
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#ifdef DEBUG
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printf("*** Unregistering rdf components\n");
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#endif
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Components* cp = gComponents;
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Components* end = cp + NUM_COMPONENTS;
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while (cp < end) {
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nsresult rv = aCompMgr->UnregisterComponentSpec(cp->mCID, aPath);
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if (NS_FAILED(rv)) {
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#ifdef DEBUG
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printf("nsRDFModule: unable to unregister %s component => %x\n",
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cp->mDescription, rv);
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#endif
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}
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cp++;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsRDFModule::CanUnload(nsIComponentManager *aCompMgr, PRBool *okToUnload)
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{
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if (!okToUnload) {
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return NS_ERROR_INVALID_POINTER;
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}
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*okToUnload = PR_FALSE;
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return NS_ERROR_FAILURE;
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}
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//----------------------------------------------------------------------
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static nsRDFModule *gModule = NULL;
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extern "C" NS_EXPORT nsresult NSGetModule(nsIComponentManager *servMgr,
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nsIFileSpec* location,
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nsIModule** return_cobj)
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{
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nsresult rv = NS_OK;
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NS_ASSERTION(return_cobj, "Null argument");
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NS_ASSERTION(gModule == NULL, "nsRDFModule: Module already created.");
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// Create an initialize the layout module instance
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nsRDFModule *m = new nsRDFModule();
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if (!m) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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// Increase refcnt and store away nsIModule interface to m in return_cobj
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rv = m->QueryInterface(nsIModule::GetIID(), (void**)return_cobj);
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if (NS_FAILED(rv)) {
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delete m;
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m = nsnull;
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}
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gModule = m; // WARNING: Weak Reference
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return rv;
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}
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