michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "DateCacheCleaner.h"
michael@0: 
michael@0: #include "jsapi.h"
michael@0: #include "mozilla/ClearOnShutdown.h"
michael@0: #include "mozilla/Hal.h"
michael@0: #include "mozilla/StaticPtr.h"
michael@0: #include "nsCxPusher.h"
michael@0: 
michael@0: using namespace mozilla::hal;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: namespace time {
michael@0: 
michael@0: class DateCacheCleaner : public SystemTimezoneChangeObserver
michael@0: {
michael@0: public:
michael@0:   DateCacheCleaner()
michael@0:   {
michael@0:     RegisterSystemTimezoneChangeObserver(this);
michael@0:   }
michael@0: 
michael@0:   ~DateCacheCleaner()
michael@0:   {
michael@0:     UnregisterSystemTimezoneChangeObserver(this);
michael@0:   }
michael@0:   void Notify(const SystemTimezoneChangeInformation& aSystemTimezoneChangeInfo)
michael@0:   {
michael@0:     mozilla::AutoSafeJSContext cx;
michael@0:     JS_ClearDateCaches(cx);
michael@0:   }
michael@0: 
michael@0: };
michael@0: 
michael@0: StaticAutoPtr<DateCacheCleaner> sDateCacheCleaner;
michael@0: 
michael@0: void
michael@0: InitializeDateCacheCleaner()
michael@0: {
michael@0:   if (!sDateCacheCleaner) {
michael@0:     sDateCacheCleaner = new DateCacheCleaner();
michael@0:     ClearOnShutdown(&sDateCacheCleaner);
michael@0:   }
michael@0: }
michael@0: 
michael@0: } // namespace time
michael@0: } // namespace dom
michael@0: } // namespace mozilla