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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=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_indexeddb_idbwrappercache_h__
#define mozilla_dom_indexeddb_idbwrappercache_h__
#include "mozilla/dom/indexedDB/IndexedDatabase.h"
#include "nsDOMEventTargetHelper.h"
BEGIN_INDEXEDDB_NAMESPACE
class IDBWrapperCache : public nsDOMEventTargetHelper
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(
IDBWrapperCache,
nsDOMEventTargetHelper)
JSObject* GetScriptOwner() const
{
return mScriptOwner;
}
void SetScriptOwner(JSObject* aScriptOwner);
JSObject* GetParentObject()
{
if (mScriptOwner) {
return mScriptOwner;
}
// Do what nsEventTargetSH::PreCreate does.
nsCOMPtr<nsIScriptGlobalObject> parent;
nsDOMEventTargetHelper::GetParentObject(getter_AddRefs(parent));
return parent ? parent->GetGlobalJSObject() : nullptr;
}
static IDBWrapperCache* FromSupports(nsISupports* aSupports)
{
return static_cast<IDBWrapperCache*>(
nsDOMEventTargetHelper::FromSupports(aSupports));
}
#ifdef DEBUG
void AssertIsRooted() const;
#else
inline void AssertIsRooted() const
{
}
#endif
protected:
IDBWrapperCache()
: mScriptOwner(nullptr)
{ }
virtual ~IDBWrapperCache();
private:
JSObject* mScriptOwner;
};
END_INDEXEDDB_NAMESPACE
#endif // mozilla_dom_indexeddb_idbwrappercache_h__
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