gecko-dev/dom/indexedDB/IDBEvents.h

164 lines
4.9 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 "nsIRunnable.h"
#include "nsDOMEvent.h"
#include "mozilla/dom/Nullable.h"
#include "mozilla/dom/indexedDB/IDBObjectStore.h"
#include "mozilla/dom/IDBVersionChangeEventBinding.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"
#define IDBVERSIONCHANGEEVENT_IID \
{ 0x3b65d4c3, 0x73ad, 0x492e, \
{ 0xb1, 0x2d, 0x15, 0xf9, 0xda, 0xc2, 0x08, 0x4b } }
BEGIN_INDEXEDDB_NAMESPACE
enum Bubbles {
eDoesNotBubble,
eDoesBubble
};
enum Cancelable {
eNotCancelable,
eCancelable
};
already_AddRefed<nsIDOMEvent>
CreateGenericEvent(mozilla::dom::EventTarget* aOwner,
const nsAString& aType,
Bubbles aBubbles,
Cancelable aCancelable);
class IDBVersionChangeEvent : public nsDOMEvent
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_FORWARD_TO_NSDOMEVENT
NS_DECLARE_STATIC_IID_ACCESSOR(IDBVERSIONCHANGEEVENT_IID)
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aScope) MOZ_OVERRIDE
{
return mozilla::dom::IDBVersionChangeEventBinding::Wrap(aCx, aScope, this);
}
static already_AddRefed<IDBVersionChangeEvent>
Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const IDBVersionChangeEventInit& aOptions,
ErrorResult& aRv)
{
uint64_t newVersion = 0;
if (!aOptions.mNewVersion.IsNull()) {
newVersion = aOptions.mNewVersion.Value();
}
nsCOMPtr<EventTarget> target = do_QueryInterface(aGlobal.GetAsSupports());
return CreateInternal(target, aType, aOptions.mOldVersion, newVersion);
}
uint64_t OldVersion()
{
return mOldVersion;
}
mozilla::dom::Nullable<uint64_t> GetNewVersion()
{
return mNewVersion
? mozilla::dom::Nullable<uint64_t>(mNewVersion)
: mozilla::dom::Nullable<uint64_t>();
}
inline static already_AddRefed<nsDOMEvent>
Create(mozilla::dom::EventTarget* aOwner,
int64_t aOldVersion,
int64_t aNewVersion)
{
return CreateInternal(aOwner,
NS_LITERAL_STRING(VERSIONCHANGE_EVT_STR),
aOldVersion, aNewVersion);
}
inline static already_AddRefed<nsDOMEvent>
CreateBlocked(mozilla::dom::EventTarget* aOwner,
uint64_t aOldVersion,
uint64_t aNewVersion)
{
return CreateInternal(aOwner, NS_LITERAL_STRING(BLOCKED_EVT_STR),
aOldVersion, aNewVersion);
}
inline static already_AddRefed<nsDOMEvent>
CreateUpgradeNeeded(mozilla::dom::EventTarget* aOwner,
uint64_t aOldVersion,
uint64_t aNewVersion)
{
return CreateInternal(aOwner,
NS_LITERAL_STRING(UPGRADENEEDED_EVT_STR),
aOldVersion, aNewVersion);
}
inline static already_AddRefed<nsIRunnable>
CreateRunnable(mozilla::dom::EventTarget* aTarget,
uint64_t aOldVersion,
uint64_t aNewVersion)
{
return CreateRunnableInternal(aTarget,
NS_LITERAL_STRING(VERSIONCHANGE_EVT_STR),
aOldVersion, aNewVersion);
}
static already_AddRefed<nsIRunnable>
CreateBlockedRunnable(mozilla::dom::EventTarget* aTarget,
uint64_t aOldVersion,
uint64_t aNewVersion)
{
return CreateRunnableInternal(aTarget,
NS_LITERAL_STRING(BLOCKED_EVT_STR),
aOldVersion, aNewVersion);
}
protected:
IDBVersionChangeEvent(mozilla::dom::EventTarget* aOwner)
: nsDOMEvent(aOwner, nullptr, nullptr)
{
SetIsDOMBinding();
}
virtual ~IDBVersionChangeEvent() { }
static already_AddRefed<IDBVersionChangeEvent>
CreateInternal(mozilla::dom::EventTarget* aOwner,
const nsAString& aType,
uint64_t aOldVersion,
uint64_t aNewVersion);
static already_AddRefed<nsIRunnable>
CreateRunnableInternal(mozilla::dom::EventTarget* aOwner,
const nsAString& aType,
uint64_t aOldVersion,
uint64_t aNewVersion);
uint64_t mOldVersion;
uint64_t mNewVersion;
};
END_INDEXEDDB_NAMESPACE
#endif // mozilla_dom_indexeddb_idbevents_h__