gecko-dev/dom/base/ProcessGlobal.cpp

104 строки
3.2 KiB
C++

/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8; -*- */
/* vim: set sw=4 ts=8 et tw=80 : */
/* 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 "ProcessGlobal.h"
#include "nsContentCID.h"
using namespace mozilla;
using namespace mozilla::dom;
ProcessGlobal::ProcessGlobal(nsFrameMessageManager* aMessageManager)
: mInitialized(false),
mMessageManager(aMessageManager)
{
SetIsNotDOMBinding();
mozilla::HoldJSObjects(this);
}
ProcessGlobal::~ProcessGlobal()
{
mAnonymousGlobalScopes.Clear();
mozilla::DropJSObjects(this);
}
ProcessGlobal*
ProcessGlobal::Get()
{
nsCOMPtr<nsISyncMessageSender> service = do_GetService(NS_CHILDPROCESSMESSAGEMANAGER_CONTRACTID);
if (!service) {
return nullptr;
}
return static_cast<ProcessGlobal*>(service.get());
}
/* [notxpcom] boolean markForCC (); */
// This method isn't automatically forwarded safely because it's notxpcom, so
// the IDL binding doesn't know what value to return.
NS_IMETHODIMP_(bool)
ProcessGlobal::MarkForCC()
{
MarkScopesForCC();
return mMessageManager ? mMessageManager->MarkForCC() : false;
}
NS_IMPL_CYCLE_COLLECTION_CLASS(ProcessGlobal)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(ProcessGlobal)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMessageManager)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGlobal)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(ProcessGlobal)
NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
for (uint32_t i = 0; i < tmp->mAnonymousGlobalScopes.Length(); ++i) {
NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mAnonymousGlobalScopes[i])
}
NS_IMPL_CYCLE_COLLECTION_TRACE_END
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(ProcessGlobal)
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
NS_IMPL_CYCLE_COLLECTION_UNLINK(mMessageManager)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mGlobal)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mAnonymousGlobalScopes)
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(ProcessGlobal)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIContentProcessMessageManager)
NS_INTERFACE_MAP_ENTRY(nsIMessageListenerManager)
NS_INTERFACE_MAP_ENTRY(nsIMessageSender)
NS_INTERFACE_MAP_ENTRY(nsISyncMessageSender)
NS_INTERFACE_MAP_ENTRY(nsIContentProcessMessageManager)
NS_INTERFACE_MAP_ENTRY(nsIScriptObjectPrincipal)
NS_INTERFACE_MAP_ENTRY(nsIGlobalObject)
NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(ContentProcessMessageManager)
NS_INTERFACE_MAP_END
NS_IMPL_CYCLE_COLLECTING_ADDREF(ProcessGlobal)
NS_IMPL_CYCLE_COLLECTING_RELEASE(ProcessGlobal)
bool
ProcessGlobal::Init()
{
if (mInitialized) {
return true;
}
mInitialized = true;
nsISupports* scopeSupports = NS_ISUPPORTS_CAST(nsIContentProcessMessageManager*, this);
return InitChildGlobalInternal(scopeSupports, NS_LITERAL_CSTRING("processChildGlobal"));
}
void
ProcessGlobal::LoadScript(const nsAString& aURL)
{
Init();
LoadScriptInternal(aURL, false);
}