gecko-dev/dom/script/ModuleScript.h

74 строки
1.7 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_ModuleScript_h
#define mozilla_dom_ModuleScript_h
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "jsapi.h"
class nsIURI;
namespace mozilla {
namespace dom {
class ScriptLoader;
class ModuleScript final : public nsISupports
{
enum InstantiationState {
Uninstantiated,
Instantiated,
Errored
};
RefPtr<ScriptLoader> mLoader;
nsCOMPtr<nsIURI> mBaseURL;
JS::Heap<JSObject*> mModuleRecord;
JS::Heap<JS::Value> mException;
InstantiationState mInstantiationState;
~ModuleScript();
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(ModuleScript)
ModuleScript(ScriptLoader* aLoader,
nsIURI* aBaseURL,
JS::Handle<JSObject*> aModuleRecord);
ScriptLoader* Loader() const { return mLoader; }
JSObject* ModuleRecord() const { return mModuleRecord; }
JS::Value Exception() const { return mException; }
nsIURI* BaseURL() const { return mBaseURL; }
void SetInstantiationResult(JS::Handle<JS::Value> aMaybeException);
bool IsUninstantiated() const
{
return mInstantiationState == Uninstantiated;
}
bool IsInstantiated() const
{
return mInstantiationState == Instantiated;
}
bool InstantiationFailed() const
{
return mInstantiationState == Errored;
}
void UnlinkModuleRecord();
};
} // dom namespace
} // mozilla namespace
#endif // mozilla_dom_ModuleScript_h