зеркало из https://github.com/mozilla/gecko-dev.git
128 строки
3.5 KiB
C++
128 строки
3.5 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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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "IDBEvents.h"
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#include "nsDOMClassInfoID.h"
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#include "nsDOMException.h"
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#include "nsJSON.h"
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#include "nsThreadUtils.h"
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#include "IDBRequest.h"
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#include "IDBTransaction.h"
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USING_INDEXEDDB_NAMESPACE
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namespace {
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class EventFiringRunnable : public nsRunnable
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{
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public:
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EventFiringRunnable(nsIDOMEventTarget* aTarget,
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nsIDOMEvent* aEvent)
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: mTarget(aTarget), mEvent(aEvent)
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{ }
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NS_IMETHOD Run() {
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bool dummy;
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return mTarget->DispatchEvent(mEvent, &dummy);
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}
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private:
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nsCOMPtr<nsIDOMEventTarget> mTarget;
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nsCOMPtr<nsIDOMEvent> mEvent;
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};
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} // anonymous namespace
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already_AddRefed<nsDOMEvent>
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mozilla::dom::indexedDB::CreateGenericEvent(const nsAString& aType,
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Bubbles aBubbles,
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Cancelable aCancelable)
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{
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nsRefPtr<nsDOMEvent> event(new nsDOMEvent(nullptr, nullptr));
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nsresult rv = event->InitEvent(aType,
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aBubbles == eDoesBubble ? true : false,
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aCancelable == eCancelable ? true : false);
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NS_ENSURE_SUCCESS(rv, nullptr);
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rv = event->SetTrusted(true);
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NS_ENSURE_SUCCESS(rv, nullptr);
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return event.forget();
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}
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// static
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already_AddRefed<nsDOMEvent>
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IDBVersionChangeEvent::CreateInternal(const nsAString& aType,
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uint64_t aOldVersion,
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uint64_t aNewVersion)
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{
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nsRefPtr<IDBVersionChangeEvent> event(new IDBVersionChangeEvent());
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nsresult rv = event->InitEvent(aType, false, false);
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NS_ENSURE_SUCCESS(rv, nullptr);
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rv = event->SetTrusted(true);
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NS_ENSURE_SUCCESS(rv, nullptr);
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event->mOldVersion = aOldVersion;
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event->mNewVersion = aNewVersion;
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nsDOMEvent* result;
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event.forget(&result);
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return result;
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}
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// static
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already_AddRefed<nsIRunnable>
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IDBVersionChangeEvent::CreateRunnableInternal(const nsAString& aType,
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uint64_t aOldVersion,
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uint64_t aNewVersion,
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nsIDOMEventTarget* aTarget)
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{
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nsRefPtr<nsDOMEvent> event =
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CreateInternal(aType, aOldVersion, aNewVersion);
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NS_ENSURE_TRUE(event, nullptr);
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nsCOMPtr<nsIRunnable> runnable(new EventFiringRunnable(aTarget, event));
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return runnable.forget();
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}
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NS_IMPL_ADDREF_INHERITED(IDBVersionChangeEvent, nsDOMEvent)
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NS_IMPL_RELEASE_INHERITED(IDBVersionChangeEvent, nsDOMEvent)
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NS_INTERFACE_MAP_BEGIN(IDBVersionChangeEvent)
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NS_INTERFACE_MAP_ENTRY(nsIIDBVersionChangeEvent)
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NS_DOM_INTERFACE_MAP_ENTRY_CLASSINFO(IDBVersionChangeEvent)
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NS_INTERFACE_MAP_END_INHERITING(nsDOMEvent)
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DOMCI_DATA(IDBVersionChangeEvent, IDBVersionChangeEvent)
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NS_IMETHODIMP
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IDBVersionChangeEvent::GetOldVersion(uint64_t* aOldVersion)
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{
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NS_ENSURE_ARG_POINTER(aOldVersion);
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*aOldVersion = mOldVersion;
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return NS_OK;
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}
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NS_IMETHODIMP
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IDBVersionChangeEvent::GetNewVersion(JSContext* aCx,
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JS::Value* aNewVersion)
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{
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NS_ENSURE_ARG_POINTER(aNewVersion);
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if (!mNewVersion) {
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*aNewVersion = JSVAL_NULL;
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}
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else {
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*aNewVersion = JS_NumberValue(double(mNewVersion));
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}
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return NS_OK;
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}
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