/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ : * 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 MOZSTORAGESTATEMENTJSHELPER_H #define MOZSTORAGESTATEMENTJSHELPER_H #include "nsIXPCScriptable.h" #include "nsIXPConnect.h" class Statement; namespace mozilla { namespace storage { class StatementJSHelper : public nsIXPCScriptable { public: NS_DECL_ISUPPORTS NS_DECL_NSIXPCSCRIPTABLE private: nsresult getRow(Statement *, JSContext *, JSObject *, JS::Value *); nsresult getParams(Statement *, JSContext *, JSObject *, JS::Value *); }; /** * Wrappers used to clean up the references JS helpers hold to the statement. * For cycle-avoidance reasons they do not hold reference-counted references, * so it is important we do this. */ class StatementJSObjectHolder : public nsIXPConnectJSObjectHolder { public: NS_DECL_ISUPPORTS NS_DECL_NSIXPCONNECTJSOBJECTHOLDER explicit StatementJSObjectHolder(nsIXPConnectJSObjectHolder* aHolder); protected: virtual ~StatementJSObjectHolder() {}; nsCOMPtr<nsIXPConnectJSObjectHolder> mHolder; }; class StatementParamsHolder final: public StatementJSObjectHolder { public: explicit StatementParamsHolder(nsIXPConnectJSObjectHolder* aHolder) : StatementJSObjectHolder(aHolder) { } private: virtual ~StatementParamsHolder(); }; class StatementRowHolder final: public StatementJSObjectHolder { public: explicit StatementRowHolder(nsIXPConnectJSObjectHolder* aHolder) : StatementJSObjectHolder(aHolder) { } private: virtual ~StatementRowHolder(); }; } // namespace storage } // namespace mozilla #endif // MOZSTORAGESTATEMENTJSHELPER_H