зеркало из https://github.com/mozilla/gecko-dev.git
121 строка
4.1 KiB
C++
121 строка
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Indexed Database.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Turner <bent.mozilla@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef mozilla_dom_indexeddb_idbfactory_h__
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#define mozilla_dom_indexeddb_idbfactory_h__
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#include "mozilla/dom/indexedDB/IndexedDatabase.h"
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#include "mozIStorageConnection.h"
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#include "nsIIDBFactory.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsXULAppAPI.h"
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class nsIAtom;
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class nsPIDOMWindow;
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BEGIN_INDEXEDDB_NAMESPACE
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struct DatabaseInfo;
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class IDBDatabase;
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struct ObjectStoreInfo;
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class IDBFactory : public nsIIDBFactory
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{
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typedef nsTArray<nsRefPtr<ObjectStoreInfo> > ObjectStoreInfoArray;
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(IDBFactory)
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NS_DECL_NSIIDBFACTORY
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static already_AddRefed<nsIIDBFactory> Create(nsPIDOMWindow* aWindow);
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static already_AddRefed<nsIIDBFactory> Create(JSContext* aCx,
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JSObject* aOwningObject);
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static already_AddRefed<mozIStorageConnection>
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GetConnection(const nsAString& aDatabaseFilePath);
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// Called when a process uses an IndexedDB factory. We only allow
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// a single process type to use IndexedDB - the chrome/single process
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// in Firefox, and the child process in Fennec - so access by more
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// than one process type is a very serious error.
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static void
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NoteUsedByProcessType(GeckoProcessType aProcessType);
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static nsresult
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GetDirectory(nsIFile** aDirectory);
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static nsresult
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GetDirectoryForOrigin(const nsACString& aASCIIOrigin,
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nsIFile** aDirectory);
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static nsresult
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LoadDatabaseInformation(mozIStorageConnection* aConnection,
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nsIAtom* aDatabaseId,
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PRUint64* aVersion,
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ObjectStoreInfoArray& aObjectStores);
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static nsresult
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SetDatabaseMetadata(DatabaseInfo* aDatabaseInfo,
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PRUint64 aVersion,
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ObjectStoreInfoArray& aObjectStores);
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private:
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IDBFactory();
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~IDBFactory();
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nsresult
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OpenCommon(const nsAString& aName,
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PRInt64 aVersion,
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bool aDeleting,
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nsIIDBOpenDBRequest** _retval);
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// If this factory lives on a window then mWindow must be non-null. Otherwise
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// mOwningObject must be non-null.
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nsCOMPtr<nsPIDOMWindow> mWindow;
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JSObject* mOwningObject;
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};
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END_INDEXEDDB_NAMESPACE
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#endif // mozilla_dom_indexeddb_idbfactory_h__
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