gecko-dev/dom/indexedDB/IDBEvents.cpp

107 lines
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/. */
#include "IDBEvents.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/EventTarget.h"
#include "mozilla/dom/IDBVersionChangeEventBinding.h"
#include "nsString.h"
using namespace mozilla;
using namespace mozilla::dom;
using namespace mozilla::dom::indexedDB;
namespace mozilla {
namespace dom {
namespace indexedDB {
const char16_t* kAbortEventType = MOZ_UTF16("abort");
const char16_t* kBlockedEventType = MOZ_UTF16("blocked");
const char16_t* kCompleteEventType = MOZ_UTF16("complete");
const char16_t* kErrorEventType = MOZ_UTF16("error");
const char16_t* kSuccessEventType = MOZ_UTF16("success");
const char16_t* kUpgradeNeededEventType = MOZ_UTF16("upgradeneeded");
const char16_t* kVersionChangeEventType = MOZ_UTF16("versionchange");
already_AddRefed<nsIDOMEvent>
CreateGenericEvent(EventTarget* aOwner,
const nsDependentString& aType,
Bubbles aBubbles,
Cancelable aCancelable)
{
nsCOMPtr<nsIDOMEvent> event;
nsresult rv = NS_NewDOMEvent(getter_AddRefs(event), aOwner, nullptr, nullptr);
if (NS_WARN_IF(NS_FAILED(rv))) {
return nullptr;
}
rv = event->InitEvent(aType,
aBubbles == eDoesBubble ? true : false,
aCancelable == eCancelable ? true : false);
if (NS_WARN_IF(NS_FAILED(rv))) {
return nullptr;
}
event->SetTrusted(true);
return event.forget();
}
// static
already_AddRefed<IDBVersionChangeEvent>
IDBVersionChangeEvent::CreateInternal(EventTarget* aOwner,
const nsAString& aType,
uint64_t aOldVersion,
Nullable<uint64_t> aNewVersion)
{
nsRefPtr<IDBVersionChangeEvent> event =
new IDBVersionChangeEvent(aOwner, aOldVersion);
if (!aNewVersion.IsNull()) {
event->mNewVersion.SetValue(aNewVersion.Value());
}
nsresult rv = event->InitEvent(aType, false, false);
if (NS_WARN_IF(NS_FAILED(rv))) {
return nullptr;
}
event->SetTrusted(true);
return event.forget();
}
already_AddRefed<IDBVersionChangeEvent>
IDBVersionChangeEvent::Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const IDBVersionChangeEventInit& aOptions,
ErrorResult& aRv)
{
nsCOMPtr<EventTarget> target = do_QueryInterface(aGlobal.GetAsSupports());
return CreateInternal(target,
aType,
aOptions.mOldVersion,
aOptions.mNewVersion);
}
NS_IMPL_ADDREF_INHERITED(IDBVersionChangeEvent, Event)
NS_IMPL_RELEASE_INHERITED(IDBVersionChangeEvent, Event)
NS_INTERFACE_MAP_BEGIN(IDBVersionChangeEvent)
NS_INTERFACE_MAP_ENTRY(IDBVersionChangeEvent)
NS_INTERFACE_MAP_END_INHERITING(Event)
JSObject*
IDBVersionChangeEvent::WrapObject(JSContext* aCx)
{
return IDBVersionChangeEventBinding::Wrap(aCx, this);
}
} // namespace indexedDB
} // namespace dom
} // namespace mozilla