gecko-dev/dom/base/ProcessGlobal.h

112 строки
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 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/. */
#ifndef mozilla_dom_ProcessGlobal_h
#define mozilla_dom_ProcessGlobal_h
#include "mozilla/Attributes.h"
#include "mozilla/dom/MessageManagerGlobal.h"
#include "nsCOMPtr.h"
#include "nsFrameMessageManager.h"
#include "nsIScriptContext.h"
#include "nsIScriptObjectPrincipal.h"
#include "nsIScriptContext.h"
#include "nsIClassInfo.h"
#include "nsIRunnable.h"
#include "nsIGlobalObject.h"
#include "nsIScriptObjectPrincipal.h"
#include "nsServiceManagerUtils.h"
#include "nsWeakReference.h"
#include "nsWrapperCache.h"
namespace mozilla {
namespace dom {
class ProcessGlobal :
public nsIMessageSender,
public nsMessageManagerScriptExecutor,
public nsIGlobalObject,
public nsIScriptObjectPrincipal,
public nsSupportsWeakReference,
public ipc::MessageManagerCallback,
public MessageManagerGlobal,
public nsWrapperCache
{
public:
explicit ProcessGlobal(nsFrameMessageManager* aMessageManager);
bool DoResolve(JSContext* aCx, JS::Handle<JSObject*> aObj,
JS::Handle<jsid> aId,
JS::MutableHandle<JS::PropertyDescriptor> aDesc);
static bool MayResolve(jsid aId);
void GetOwnPropertyNames(JSContext* aCx, JS::AutoIdVector& aNames,
bool aEnumerableOnly, ErrorResult& aRv);
using ipc::MessageManagerCallback::GetProcessMessageManager;
using MessageManagerGlobal::GetProcessMessageManager;
bool Init();
static ProcessGlobal* Get();
static bool WasCreated();
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_AMBIGUOUS(ProcessGlobal, nsIMessageSender)
void MarkForCC();
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override
{
MOZ_CRASH("We should never get here!");
}
virtual bool WrapGlobalObject(JSContext* aCx,
JS::CompartmentOptions& aOptions,
JS::MutableHandle<JSObject*> aReflector) override;
using MessageManagerGlobal::AddMessageListener;
using MessageManagerGlobal::RemoveMessageListener;
using MessageManagerGlobal::AddWeakMessageListener;
using MessageManagerGlobal::RemoveWeakMessageListener;
// ContentProcessMessageManager
void GetInitialProcessData(JSContext* aCx,
JS::MutableHandle<JS::Value> aInitialProcessData,
ErrorResult& aError)
{
if (!mMessageManager) {
aError.Throw(NS_ERROR_NULL_POINTER);
return;
}
mMessageManager->GetInitialProcessData(aCx, aInitialProcessData, aError);
}
NS_FORWARD_SAFE_NSIMESSAGESENDER(mMessageManager)
virtual void LoadScript(const nsAString& aURL);
virtual JSObject* GetGlobalJSObject() override
{
return GetWrapper();
}
virtual nsIPrincipal* GetPrincipal() override { return mPrincipal; }
void SetInitialProcessData(JS::HandleValue aInitialData);
protected:
virtual ~ProcessGlobal();
private:
bool mInitialized;
static bool sWasCreated;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_ProcessGlobal_h