зеркало из https://github.com/mozilla/gecko-dev.git
314 строки
10 KiB
C++
314 строки
10 KiB
C++
/* -*- Mode: C++; tab-width: 2; 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
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Pierre Phaneuf <pp@ludusdesign.com>
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*/
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#include "msgCore.h" // for pre-compiled headers...
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#include "nsCOMPtr.h"
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#include "nsIModule.h"
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#include "nsIGenericFactory.h"
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#include "nsIMAPHostSessionList.h"
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#include "nsImapIncomingServer.h"
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#include "nsImapService.h"
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#include "nsImapMailFolder.h"
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#include "nsImapMessage.h"
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#include "nsImapUrl.h"
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#include "nsImapProtocol.h"
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#include "nsMsgImapCID.h"
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static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
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static NS_DEFINE_CID(kCImapUrl, NS_IMAPURL_CID);
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static NS_DEFINE_CID(kCImapProtocol, NS_IMAPPROTOCOL_CID);
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static NS_DEFINE_CID(kCImapHostSessionList, NS_IIMAPHOSTSESSIONLIST_CID);
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static NS_DEFINE_CID(kCImapIncomingServer, NS_IMAPINCOMINGSERVER_CID);
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static NS_DEFINE_CID(kCImapService, NS_IMAPSERVICE_CID);
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static NS_DEFINE_CID(kCImapResource, NS_IMAPRESOURCE_CID);
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static NS_DEFINE_CID(kCImapMessageResource, NS_IMAPMESSAGERESOURCE_CID);
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static NS_DEFINE_CID(kCImapMockChannel, NS_IMAPMOCKCHANNEL_CID);
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// private factory declarations for each component we know how to produce
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NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsImapUrl, Initialize)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsImapProtocol)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsIMAPHostSessionList)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsImapIncomingServer)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsImapService)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsImapMailFolder)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsImapMockChannel)
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NS_GENERIC_FACTORY_CONSTRUCTOR(nsImapMessage)
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// Module implementation for the sample library
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class nsMsgImapModule : public nsIModule
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{
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public:
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nsMsgImapModule();
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virtual ~nsMsgImapModule();
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NS_DECL_ISUPPORTS
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NS_DECL_NSIMODULE
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protected:
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nsresult Initialize();
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void Shutdown();
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PRBool mInitialized;
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nsCOMPtr<nsIGenericFactory> mImapUrlFactory;
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nsCOMPtr<nsIGenericFactory> mImapProtocolFactory;
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nsCOMPtr<nsIGenericFactory> mImapHostSessionFactory;
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nsCOMPtr<nsIGenericFactory> mImapIncomingServerFactory;
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nsCOMPtr<nsIGenericFactory> mImapServiceFactory;
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nsCOMPtr<nsIGenericFactory> mImapMailFolderFactory;
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nsCOMPtr<nsIGenericFactory> mImapMockChannelFactory;
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nsCOMPtr<nsIGenericFactory> mImapMessageFactory;
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};
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nsMsgImapModule::nsMsgImapModule()
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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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nsMsgImapModule::~nsMsgImapModule()
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{
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Shutdown();
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}
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NS_IMPL_ISUPPORTS(nsMsgImapModule, NS_GET_IID(nsIModule))
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// Perform our one-time intialization for this module
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nsresult nsMsgImapModule::Initialize()
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{
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if (mInitialized)
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return NS_OK;
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mInitialized = PR_TRUE;
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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 nsMsgImapModule::Shutdown()
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{
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// Release the factory object
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mImapUrlFactory = null_nsCOMPtr();
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mImapProtocolFactory = null_nsCOMPtr();
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mImapHostSessionFactory = null_nsCOMPtr();
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mImapIncomingServerFactory = null_nsCOMPtr();
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mImapServiceFactory = null_nsCOMPtr();
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mImapMailFolderFactory = null_nsCOMPtr();
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mImapMockChannelFactory = null_nsCOMPtr();
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mImapMessageFactory = null_nsCOMPtr();
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}
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// Create a factory object for creating instances of aClass.
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NS_IMETHODIMP nsMsgImapModule::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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*r_classObj = NULL;
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// Do one-time-only initialization if necessary
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if (!mInitialized)
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{
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rv = Initialize();
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if (NS_FAILED(rv)) // Initialization failed! yikes!
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return rv;
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}
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// Choose the appropriate factory, based on the desired instance
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// class type (aClass).
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nsCOMPtr<nsIGenericFactory> fact;
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if (aClass.Equals(kCImapUrl))
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{
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if (!mImapUrlFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapUrlFactory), &nsImapUrlConstructor);
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fact = mImapUrlFactory;
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}
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else if (aClass.Equals(kCImapProtocol))
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{
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if (!mImapProtocolFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapProtocolFactory), &nsImapProtocolConstructor);
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fact = mImapProtocolFactory;
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}
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else if (aClass.Equals(kCImapHostSessionList))
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{
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if (!mImapHostSessionFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapHostSessionFactory), &nsIMAPHostSessionListConstructor);
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fact = mImapHostSessionFactory;
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}
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else if (aClass.Equals(kCImapIncomingServer))
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{
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if (!mImapIncomingServerFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapIncomingServerFactory), &nsImapIncomingServerConstructor);
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fact = mImapIncomingServerFactory;
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}
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else if (aClass.Equals(kCImapService))
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{
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if (!mImapServiceFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapServiceFactory), &nsImapServiceConstructor);
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fact = mImapServiceFactory;
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}
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else if (aClass.Equals(kCImapResource))
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{
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if (!mImapMailFolderFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapMailFolderFactory), &nsImapMailFolderConstructor);
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fact = mImapMailFolderFactory;
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}
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else if (aClass.Equals(kCImapMockChannel))
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{
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if (!mImapMockChannelFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapMockChannelFactory), &nsImapMockChannelConstructor);
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fact = mImapMockChannelFactory;
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}
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else if (aClass.Equals(kCImapMessageResource))
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{
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if (!mImapMessageFactory)
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rv = NS_NewGenericFactory(getter_AddRefs(mImapMessageFactory), &nsImapMessageConstructor);
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fact = mImapMessageFactory;
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}
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if (fact)
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rv = fact->QueryInterface(aIID, r_classObj);
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return rv;
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}
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struct Components {
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const char* mDescription;
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const 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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{ "Imap Url", &kCImapUrl,
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nsnull },
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{ "Imap Protocol Channel", &kCImapProtocol,
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nsnull },
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{ "Imap Mock Channel", &kCImapMockChannel,
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nsnull },
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{ "Imap Host Session List", &kCImapHostSessionList,
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nsnull },
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{ "Imap Incoming Server", &kCImapIncomingServer,
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NS_IMAPINCOMINGSERVER_PROGID },
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{ "Mail/News Imap Resource Factory", &kCImapResource,
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NS_RDF_RESOURCE_FACTORY_PROGID_PREFIX "imap" },
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{ "Imap Service", &kCImapService,
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"component://netscape/messenger/messageservice;type=imap_message" },
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{ "Imap Service", &kCImapService,
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"component://netscape/messenger/messageservice;type=imap"},
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{ "Imap Protocol Handler", &kCImapService,
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NS_NETWORK_PROTOCOL_PROGID_PREFIX "imap"},
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{ "Imap Protocol Handler", &kCImapService,
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NS_IMAPPROTOCOLINFO_PROGID},
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{ "Imap Message Resource Factory", &kCImapMessageResource,
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NS_RDF_RESOURCE_FACTORY_PROGID_PREFIX "imap_message"}
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};
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#define NUM_COMPONENTS (sizeof(gComponents) / sizeof(gComponents[0]))
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NS_IMETHODIMP nsMsgImapModule::RegisterSelf(nsIComponentManager *aCompMgr,
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nsIFile* 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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Components* cp = gComponents;
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Components* end = cp + NUM_COMPONENTS;
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while (cp < end)
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{
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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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break;
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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 nsMsgImapModule::UnregisterSelf(nsIComponentManager* aCompMgr,
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nsIFile* aPath,
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const char* registryLocation)
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{
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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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{
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aCompMgr->UnregisterComponentSpec(*cp->mCID, aPath);
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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 nsMsgImapModule::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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*okToUnload = PR_FALSE;
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return NS_ERROR_FAILURE;
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}
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//----------------------------------------------------------------------
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static nsMsgImapModule *gModule = NULL;
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extern "C" NS_EXPORT nsresult NSGetModule(nsIComponentManager *servMgr,
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nsIFile* aPath,
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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, "nsMsgImapModule: Module already created.");
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// Create an initialize the imap module instance
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nsMsgImapModule *module = new nsMsgImapModule();
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if (!module)
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return NS_ERROR_OUT_OF_MEMORY;
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// Increase refcnt and store away nsIModule interface to m in return_cobj
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rv = module->QueryInterface(NS_GET_IID(nsIModule), (void**)return_cobj);
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if (NS_FAILED(rv))
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{
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delete module;
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module = nsnull;
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}
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gModule = module; // WARNING: Weak Reference
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return rv;
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}
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