зеркало из https://github.com/mozilla/gecko-dev.git
55 строки
1.5 KiB
C++
55 строки
1.5 KiB
C++
/* -*- 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 mozilla_storage_mozStorageAsyncStatementJSHelper_h_
|
|
#define mozilla_storage_mozStorageAsyncStatementJSHelper_h_
|
|
|
|
#include "nsIXPCScriptable.h"
|
|
#include "nsIXPConnect.h"
|
|
|
|
class AsyncStatement;
|
|
|
|
namespace mozilla {
|
|
namespace storage {
|
|
|
|
/**
|
|
* A modified version of StatementJSHelper that only exposes the async-specific
|
|
* 'params' helper. We do not expose 'row' or 'step' as they do not apply to
|
|
* us.
|
|
*/
|
|
class AsyncStatementJSHelper : public nsIXPCScriptable
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIXPCSCRIPTABLE
|
|
|
|
private:
|
|
nsresult getParams(AsyncStatement *, JSContext *, JSObject *, JS::Value *);
|
|
};
|
|
|
|
/**
|
|
* Wrapper 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 AsyncStatementParamsHolder final : public nsIXPConnectJSObjectHolder
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_NSIXPCONNECTJSOBJECTHOLDER
|
|
|
|
explicit AsyncStatementParamsHolder(nsIXPConnectJSObjectHolder* aHolder);
|
|
|
|
private:
|
|
virtual ~AsyncStatementParamsHolder();
|
|
nsCOMPtr<nsIXPConnectJSObjectHolder> mHolder;
|
|
};
|
|
|
|
} // namespace storage
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_storage_mozStorageAsyncStatementJSHelper_h_
|