gecko-dev/dom/indexedDB/IDBEvents.h

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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: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Indexed Database.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Ben Turner <bent.mozilla@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef mozilla_dom_indexeddb_idbevents_h__
#define mozilla_dom_indexeddb_idbevents_h__
#include "mozilla/dom/indexedDB/IndexedDatabase.h"
#include "nsIIDBVersionChangeEvent.h"
#include "nsIRunnable.h"
#include "nsDOMEvent.h"
#include "mozilla/dom/indexedDB/IDBObjectStore.h"
#define SUCCESS_EVT_STR "success"
#define ERROR_EVT_STR "error"
#define COMPLETE_EVT_STR "complete"
#define ABORT_EVT_STR "abort"
#define VERSIONCHANGE_EVT_STR "versionchange"
#define BLOCKED_EVT_STR "blocked"
#define UPGRADENEEDED_EVT_STR "upgradeneeded"
BEGIN_INDEXEDDB_NAMESPACE
enum Bubbles {
eDoesNotBubble,
eDoesBubble
};
enum Cancelable {
eNotCancelable,
eCancelable
};
already_AddRefed<nsDOMEvent>
CreateGenericEvent(const nsAString& aType,
Bubbles aBubbles,
Cancelable aCancelable);
class IDBVersionChangeEvent : public nsDOMEvent,
public nsIIDBVersionChangeEvent
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_FORWARD_TO_NSDOMEVENT
NS_DECL_NSIIDBVERSIONCHANGEEVENT
inline static already_AddRefed<nsDOMEvent>
Create(PRInt64 aOldVersion,
PRInt64 aNewVersion)
{
return CreateInternal(NS_LITERAL_STRING(VERSIONCHANGE_EVT_STR),
aOldVersion, aNewVersion);
}
inline static already_AddRefed<nsDOMEvent>
CreateBlocked(PRUint64 aOldVersion,
PRUint64 aNewVersion)
{
return CreateInternal(NS_LITERAL_STRING(BLOCKED_EVT_STR),
aOldVersion, aNewVersion);
}
inline static already_AddRefed<nsDOMEvent>
CreateUpgradeNeeded(PRUint64 aOldVersion,
PRUint64 aNewVersion)
{
return CreateInternal(NS_LITERAL_STRING(UPGRADENEEDED_EVT_STR),
aOldVersion, aNewVersion);
}
inline static already_AddRefed<nsIRunnable>
CreateRunnable(PRUint64 aOldVersion,
PRUint64 aNewVersion,
nsIDOMEventTarget* aTarget)
{
return CreateRunnableInternal(NS_LITERAL_STRING(VERSIONCHANGE_EVT_STR),
aOldVersion, aNewVersion, aTarget);
}
static already_AddRefed<nsIRunnable>
CreateBlockedRunnable(PRUint64 aOldVersion,
PRUint64 aNewVersion,
nsIDOMEventTarget* aTarget)
{
return CreateRunnableInternal(NS_LITERAL_STRING(BLOCKED_EVT_STR),
aOldVersion, aNewVersion, aTarget);
}
protected:
IDBVersionChangeEvent() : nsDOMEvent(nsnull, nsnull) { }
virtual ~IDBVersionChangeEvent() { }
static already_AddRefed<nsDOMEvent>
CreateInternal(const nsAString& aType,
PRUint64 aOldVersion,
PRUint64 aNewVersion);
static already_AddRefed<nsIRunnable>
CreateRunnableInternal(const nsAString& aType,
PRUint64 aOldVersion,
PRUint64 aNewVersion,
nsIDOMEventTarget* aTarget);
PRUint64 mOldVersion;
PRUint64 mNewVersion;
};
END_INDEXEDDB_NAMESPACE
#endif // mozilla_dom_indexeddb_idbevents_h__