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: #include "nsHtml5AttributeName.h"
michael@0: #include "nsHtml5ElementName.h"
michael@0: #include "nsHtml5HtmlAttributes.h"
michael@0: #include "nsHtml5NamedCharacters.h"
michael@0: #include "nsHtml5Portability.h"
michael@0: #include "nsHtml5StackNode.h"
michael@0: #include "nsHtml5Tokenizer.h"
michael@0: #include "nsHtml5TreeBuilder.h"
michael@0: #include "nsHtml5UTF16Buffer.h"
michael@0: #include "nsHtml5Module.h"
michael@0: #include "nsIObserverService.h"
michael@0: #include "nsIServiceManager.h"
michael@0: #include "mozilla/Services.h"
michael@0: #include "mozilla/Preferences.h"
michael@0: #include "mozilla/Attributes.h"
michael@0: 
michael@0: using namespace mozilla;
michael@0: 
michael@0: // static
michael@0: bool nsHtml5Module::sOffMainThread = true;
michael@0: nsIThread* nsHtml5Module::sStreamParserThread = nullptr;
michael@0: nsIThread* nsHtml5Module::sMainThread = nullptr;
michael@0: 
michael@0: // static
michael@0: void
michael@0: nsHtml5Module::InitializeStatics()
michael@0: {
michael@0:   Preferences::AddBoolVarCache(&sOffMainThread, "html5.offmainthread");
michael@0:   nsHtml5Atoms::AddRefAtoms();
michael@0:   nsHtml5AttributeName::initializeStatics();
michael@0:   nsHtml5ElementName::initializeStatics();
michael@0:   nsHtml5HtmlAttributes::initializeStatics();
michael@0:   nsHtml5NamedCharacters::initializeStatics();
michael@0:   nsHtml5Portability::initializeStatics();
michael@0:   nsHtml5StackNode::initializeStatics();
michael@0:   nsHtml5Tokenizer::initializeStatics();
michael@0:   nsHtml5TreeBuilder::initializeStatics();
michael@0:   nsHtml5UTF16Buffer::initializeStatics();
michael@0:   nsHtml5StreamParser::InitializeStatics();
michael@0:   nsHtml5TreeOpExecutor::InitializeStatics();
michael@0: #ifdef DEBUG
michael@0:   sNsHtml5ModuleInitialized = true;
michael@0: #endif
michael@0: }
michael@0: 
michael@0: // static
michael@0: void
michael@0: nsHtml5Module::ReleaseStatics()
michael@0: {
michael@0: #ifdef DEBUG
michael@0:   sNsHtml5ModuleInitialized = false;
michael@0: #endif
michael@0:   nsHtml5AttributeName::releaseStatics();
michael@0:   nsHtml5ElementName::releaseStatics();
michael@0:   nsHtml5HtmlAttributes::releaseStatics();
michael@0:   nsHtml5NamedCharacters::releaseStatics();
michael@0:   nsHtml5Portability::releaseStatics();
michael@0:   nsHtml5StackNode::releaseStatics();
michael@0:   nsHtml5Tokenizer::releaseStatics();
michael@0:   nsHtml5TreeBuilder::releaseStatics();
michael@0:   nsHtml5UTF16Buffer::releaseStatics();
michael@0:   NS_IF_RELEASE(sStreamParserThread);
michael@0:   NS_IF_RELEASE(sMainThread);
michael@0: }
michael@0: 
michael@0: // static
michael@0: already_AddRefed<nsIParser>
michael@0: nsHtml5Module::NewHtml5Parser()
michael@0: {
michael@0:   NS_ABORT_IF_FALSE(sNsHtml5ModuleInitialized, "nsHtml5Module not initialized.");
michael@0:   nsCOMPtr<nsIParser> rv = new nsHtml5Parser();
michael@0:   return rv.forget();
michael@0: }
michael@0: 
michael@0: // static
michael@0: nsresult
michael@0: nsHtml5Module::Initialize(nsIParser* aParser, nsIDocument* aDoc, nsIURI* aURI, nsISupports* aContainer, nsIChannel* aChannel)
michael@0: {
michael@0:   NS_ABORT_IF_FALSE(sNsHtml5ModuleInitialized, "nsHtml5Module not initialized.");
michael@0:   nsHtml5Parser* parser = static_cast<nsHtml5Parser*> (aParser);
michael@0:   return parser->Initialize(aDoc, aURI, aContainer, aChannel);
michael@0: }
michael@0: 
michael@0: class nsHtml5ParserThreadTerminator MOZ_FINAL : public nsIObserver
michael@0: {
michael@0:   public:
michael@0:     NS_DECL_ISUPPORTS
michael@0:     nsHtml5ParserThreadTerminator(nsIThread* aThread)
michael@0:       : mThread(aThread)
michael@0:     {}
michael@0:     NS_IMETHODIMP Observe(nsISupports *, const char *topic, const char16_t *)
michael@0:     {
michael@0:       NS_ASSERTION(!strcmp(topic, "xpcom-shutdown-threads"), 
michael@0:                    "Unexpected topic");
michael@0:       if (mThread) {
michael@0:         mThread->Shutdown();
michael@0:         mThread = nullptr;
michael@0:       }
michael@0:       return NS_OK;
michael@0:     }
michael@0:   private:
michael@0:     nsCOMPtr<nsIThread> mThread;
michael@0: };
michael@0: 
michael@0: NS_IMPL_ISUPPORTS(nsHtml5ParserThreadTerminator, nsIObserver)
michael@0: 
michael@0: // static 
michael@0: nsIThread*
michael@0: nsHtml5Module::GetStreamParserThread()
michael@0: {
michael@0:   if (sOffMainThread) {
michael@0:     if (!sStreamParserThread) {
michael@0:       NS_NewNamedThread("HTML5 Parser", &sStreamParserThread);
michael@0:       NS_ASSERTION(sStreamParserThread, "Thread creation failed!");
michael@0:       nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
michael@0:       NS_ASSERTION(os, "do_GetService failed");
michael@0:       os->AddObserver(new nsHtml5ParserThreadTerminator(sStreamParserThread), 
michael@0:                       "xpcom-shutdown-threads",
michael@0:                       false);
michael@0:     }
michael@0:     return sStreamParserThread;
michael@0:   }
michael@0:   if (!sMainThread) {
michael@0:     NS_GetMainThread(&sMainThread);
michael@0:     NS_ASSERTION(sMainThread, "Main thread getter failed");
michael@0:   }
michael@0:   return sMainThread;
michael@0: }
michael@0: 
michael@0: #ifdef DEBUG
michael@0: bool nsHtml5Module::sNsHtml5ModuleInitialized = false;
michael@0: #endif