gecko-dev/dom/indexedDB/IDBIndex.h

94 строки
1.7 KiB
C++

/* -*- 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_idbindex_h__
#define mozilla_dom_indexeddb_idbindex_h__
#include "mozilla/dom/indexedDB/IndexedDatabase.h"
#include "nsIIDBIndex.h"
#include "nsCycleCollectionParticipant.h"
class nsIScriptContext;
class nsPIDOMWindow;
BEGIN_INDEXEDDB_NAMESPACE
class AsyncConnectionHelper;
class IDBObjectStore;
struct IndexInfo;
class IDBIndex MOZ_FINAL : public nsIIDBIndex
{
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_NSIIDBINDEX
NS_DECL_CYCLE_COLLECTION_CLASS(IDBIndex)
static already_AddRefed<IDBIndex>
Create(IDBObjectStore* aObjectStore,
const IndexInfo* aIndexInfo);
IDBObjectStore* ObjectStore()
{
return mObjectStore;
}
const PRInt64 Id() const
{
return mId;
}
const nsString& Name() const
{
return mName;
}
bool IsUnique() const
{
return mUnique;
}
bool IsMultiEntry() const
{
return mMultiEntry;
}
const nsString& KeyPath() const
{
return mKeyPath;
}
bool UsesKeyPathArray() const
{
return !mKeyPathArray.IsEmpty();
}
const nsTArray<nsString>& KeyPathArray() const
{
return mKeyPathArray;
}
private:
IDBIndex();
~IDBIndex();
nsRefPtr<IDBObjectStore> mObjectStore;
PRInt64 mId;
nsString mName;
nsString mKeyPath;
nsTArray<nsString> mKeyPathArray;
bool mUnique;
bool mMultiEntry;
};
END_INDEXEDDB_NAMESPACE
#endif // mozilla_dom_indexeddb_idbindex_h__