/parser/html/nsHtml5Module.cpp
http://github.com/zpao/v8monkey · C++ · 169 lines · 116 code · 11 blank · 42 comment · 4 complexity · 0212af1483f12343d2a8d59f2b5b6033 MD5 · raw file
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is HTML Parser C++ Translator code.
- *
- * The Initial Developer of the Original Code is
- * Mozilla Foundation.
- * Portions created by the Initial Developer are Copyright (C) 2008
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Henri Sivonen <hsivonen@iki.fi>
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either the GNU General Public License Version 2 or later (the "GPL"), or
- * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
- #include "nsHtml5AttributeName.h"
- #include "nsHtml5ElementName.h"
- #include "nsHtml5HtmlAttributes.h"
- #include "nsHtml5NamedCharacters.h"
- #include "nsHtml5Portability.h"
- #include "nsHtml5StackNode.h"
- #include "nsHtml5Tokenizer.h"
- #include "nsHtml5TreeBuilder.h"
- #include "nsHtml5UTF16Buffer.h"
- #include "nsHtml5Module.h"
- #include "nsIObserverService.h"
- #include "nsIServiceManager.h"
- #include "mozilla/Services.h"
- #include "mozilla/Preferences.h"
- using namespace mozilla;
- // static
- bool nsHtml5Module::sEnabled = true;
- bool nsHtml5Module::sOffMainThread = true;
- nsIThread* nsHtml5Module::sStreamParserThread = nsnull;
- nsIThread* nsHtml5Module::sMainThread = nsnull;
- // static
- void
- nsHtml5Module::InitializeStatics()
- {
- Preferences::AddBoolVarCache(&sOffMainThread, "html5.offmainthread");
- nsHtml5Atoms::AddRefAtoms();
- nsHtml5AttributeName::initializeStatics();
- nsHtml5ElementName::initializeStatics();
- nsHtml5HtmlAttributes::initializeStatics();
- nsHtml5NamedCharacters::initializeStatics();
- nsHtml5Portability::initializeStatics();
- nsHtml5StackNode::initializeStatics();
- nsHtml5Tokenizer::initializeStatics();
- nsHtml5TreeBuilder::initializeStatics();
- nsHtml5UTF16Buffer::initializeStatics();
- nsHtml5StreamParser::InitializeStatics();
- #ifdef DEBUG
- sNsHtml5ModuleInitialized = true;
- #endif
- }
- // static
- void
- nsHtml5Module::ReleaseStatics()
- {
- #ifdef DEBUG
- sNsHtml5ModuleInitialized = false;
- #endif
- nsHtml5AttributeName::releaseStatics();
- nsHtml5ElementName::releaseStatics();
- nsHtml5HtmlAttributes::releaseStatics();
- nsHtml5NamedCharacters::releaseStatics();
- nsHtml5Portability::releaseStatics();
- nsHtml5StackNode::releaseStatics();
- nsHtml5Tokenizer::releaseStatics();
- nsHtml5TreeBuilder::releaseStatics();
- nsHtml5UTF16Buffer::releaseStatics();
- NS_IF_RELEASE(sStreamParserThread);
- NS_IF_RELEASE(sMainThread);
- }
- // static
- already_AddRefed<nsIParser>
- nsHtml5Module::NewHtml5Parser()
- {
- NS_ABORT_IF_FALSE(sNsHtml5ModuleInitialized, "nsHtml5Module not initialized.");
- nsIParser* rv = static_cast<nsIParser*> (new nsHtml5Parser());
- NS_ADDREF(rv);
- return rv;
- }
- // static
- nsresult
- nsHtml5Module::Initialize(nsIParser* aParser, nsIDocument* aDoc, nsIURI* aURI, nsISupports* aContainer, nsIChannel* aChannel)
- {
- NS_ABORT_IF_FALSE(sNsHtml5ModuleInitialized, "nsHtml5Module not initialized.");
- nsHtml5Parser* parser = static_cast<nsHtml5Parser*> (aParser);
- return parser->Initialize(aDoc, aURI, aContainer, aChannel);
- }
- class nsHtml5ParserThreadTerminator : public nsIObserver
- {
- public:
- NS_DECL_ISUPPORTS
- nsHtml5ParserThreadTerminator(nsIThread* aThread)
- : mThread(aThread)
- {}
- NS_IMETHODIMP Observe(nsISupports *, const char *topic, const PRUnichar *)
- {
- NS_ASSERTION(!strcmp(topic, "xpcom-shutdown-threads"),
- "Unexpected topic");
- if (mThread) {
- mThread->Shutdown();
- mThread = nsnull;
- }
- return NS_OK;
- }
- private:
- nsCOMPtr<nsIThread> mThread;
- };
- NS_IMPL_ISUPPORTS1(nsHtml5ParserThreadTerminator, nsIObserver)
- // static
- nsIThread*
- nsHtml5Module::GetStreamParserThread()
- {
- if (sOffMainThread) {
- if (!sStreamParserThread) {
- NS_NewThread(&sStreamParserThread);
- NS_ASSERTION(sStreamParserThread, "Thread creation failed!");
- nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
- NS_ASSERTION(os, "do_GetService failed");
- os->AddObserver(new nsHtml5ParserThreadTerminator(sStreamParserThread),
- "xpcom-shutdown-threads",
- false);
- }
- return sStreamParserThread;
- }
- if (!sMainThread) {
- NS_GetMainThread(&sMainThread);
- NS_ASSERTION(sMainThread, "Main thread getter failed");
- }
- return sMainThread;
- }
- #ifdef DEBUG
- bool nsHtml5Module::sNsHtml5ModuleInitialized = false;
- #endif