зеркало из https://github.com/mozilla/gecko-dev.git
62 строки
1.4 KiB
C++
62 строки
1.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/Hal.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "DateCacheCleaner.h"
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#include "nsIJSContextStack.h"
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#include "mozilla/StaticPtr.h"
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using namespace mozilla::hal;
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namespace mozilla {
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namespace dom {
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namespace time {
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class DateCacheCleaner : public SystemTimezoneChangeObserver
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{
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public:
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DateCacheCleaner()
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{
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RegisterSystemTimezoneChangeObserver(this);
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}
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~DateCacheCleaner()
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{
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UnregisterSystemTimezoneChangeObserver(this);
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}
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void Notify(const SystemTimezoneChangeInformation& aSystemTimezoneChangeInfo)
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{
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nsCOMPtr<nsIThreadJSContextStack> stack =
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do_GetService("@mozilla.org/js/xpc/ContextStack;1");
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if (!stack) {
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NS_WARNING("Failed to get JSContextStack");
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}
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JSContext *cx = stack->GetSafeJSContext();
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if (!cx) {
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NS_WARNING("Failed to GetSafeJSContext");
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}
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JSAutoRequest ar(cx);
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JS_ClearDateCaches(cx);
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}
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};
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StaticAutoPtr<DateCacheCleaner> sDateCacheCleaner;
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void
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InitializeDateCacheCleaner()
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{
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if (!sDateCacheCleaner) {
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sDateCacheCleaner = new DateCacheCleaner();
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ClearOnShutdown(&sDateCacheCleaner);
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}
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}
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} // namespace time
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} // namespace dom
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} // namespace mozilla
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