gecko-dev/dom/indexedDB/IDBEvents.h

116 строки
3.3 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_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(nullptr, nullptr) { }
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__