gecko/dom/base/ScriptSettings.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim: ft=cpp tw=78 sw=2 et ts=2
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/ScriptSettings.h"
#include "nsIScriptGlobalObject.h"
#include "nsIScriptContext.h"
#include "nsContentUtils.h"
namespace mozilla {
namespace dom {
AutoEntryScript::AutoEntryScript(nsIGlobalObject* aGlobalObject,
bool aIsMainThread,
JSContext* aCx)
{
MOZ_ASSERT(aGlobalObject);
if (!aCx) {
// If the caller didn't provide a cx, hunt one down. This isn't exactly
// fast, but the callers that care about performance can pass an explicit
// cx for now. Eventually, the whole cx pushing thing will go away
// entirely.
MOZ_ASSERT(aIsMainThread, "cx is mandatory off-main-thread");
nsCOMPtr<nsIScriptGlobalObject> sgo = do_QueryInterface(aGlobalObject);
if (sgo && sgo->GetScriptContext()) {
aCx = sgo->GetScriptContext()->GetNativeContext();
}
if (!aCx) {
aCx = nsContentUtils::GetSafeJSContext();
}
}
if (aIsMainThread) {
mCxPusher.Push(aCx);
}
mAc.construct(aCx, aGlobalObject->GetGlobalJSObject());
}
AutoIncumbentScript::AutoIncumbentScript(nsIGlobalObject* aGlobalObject)
{
MOZ_ASSERT(aGlobalObject);
}
AutoSystemCaller::AutoSystemCaller(bool aIsMainThread)
{
if (aIsMainThread) {
mCxPusher.PushNull();
}
}
} // namespace dom
} // namespace mozilla