2015-05-03 22:32:37 +03:00
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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2013-04-17 01:16:08 +04:00
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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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2014-03-17 10:56:53 +04:00
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#include "mozilla/EventListenerManager.h"
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2013-04-17 01:16:08 +04:00
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#include "mozilla/dom/EventTarget.h"
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2016-04-26 11:23:17 +03:00
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#include "mozilla/dom/EventTargetBinding.h"
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2017-11-20 21:59:22 +03:00
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#include "mozilla/dom/ConstructibleEventTarget.h"
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#include "nsIGlobalObject.h"
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2013-08-28 02:39:02 +04:00
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#include "nsThreadUtils.h"
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2013-04-17 01:16:08 +04:00
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namespace mozilla {
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namespace dom {
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2017-11-20 21:59:22 +03:00
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/* static */
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already_AddRefed<EventTarget>
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EventTarget::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv)
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{
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nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(aGlobal.GetAsSupports());
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if (!global) {
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aRv.Throw(NS_ERROR_UNEXPECTED);
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return nullptr;
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}
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RefPtr<EventTarget> target = new ConstructibleEventTarget(global);
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return target.forget();
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}
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2013-04-17 01:16:08 +04:00
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void
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EventTarget::RemoveEventListener(const nsAString& aType,
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2013-09-24 04:25:17 +04:00
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EventListener* aListener,
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2016-04-26 11:23:17 +03:00
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const EventListenerOptionsOrBoolean& aOptions,
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2013-04-17 01:16:08 +04:00
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ErrorResult& aRv)
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{
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2014-03-17 10:56:53 +04:00
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EventListenerManager* elm = GetExistingListenerManager();
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2013-04-17 01:16:08 +04:00
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if (elm) {
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2016-04-26 11:23:17 +03:00
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elm->RemoveEventListener(aType, aListener, aOptions);
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2013-04-17 01:16:08 +04:00
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}
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}
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2013-05-09 21:07:16 +04:00
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EventHandlerNonNull*
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2017-10-03 01:05:19 +03:00
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EventTarget::GetEventHandler(nsAtom* aType, const nsAString& aTypeString)
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2013-05-09 21:07:16 +04:00
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{
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2014-03-17 10:56:53 +04:00
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EventListenerManager* elm = GetExistingListenerManager();
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2013-08-16 14:06:24 +04:00
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return elm ? elm->GetEventHandler(aType, aTypeString) : nullptr;
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2013-05-09 21:07:16 +04:00
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}
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void
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2013-08-16 14:06:24 +04:00
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EventTarget::SetEventHandler(const nsAString& aType,
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EventHandlerNonNull* aHandler,
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2013-09-17 15:01:28 +04:00
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ErrorResult& aRv)
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2013-05-09 21:07:16 +04:00
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{
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2013-09-17 15:01:28 +04:00
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if (!StringBeginsWith(aType, NS_LITERAL_STRING("on"))) {
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aRv.Throw(NS_ERROR_INVALID_ARG);
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return;
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}
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2013-08-16 14:06:24 +04:00
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if (NS_IsMainThread()) {
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2017-10-03 01:05:19 +03:00
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RefPtr<nsAtom> type = NS_Atomize(aType);
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2013-09-17 15:01:28 +04:00
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SetEventHandler(type, EmptyString(), aHandler);
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return;
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2013-08-16 14:06:24 +04:00
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}
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2013-09-17 15:01:28 +04:00
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SetEventHandler(nullptr,
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Substring(aType, 2), // Remove "on"
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aHandler);
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2013-08-16 14:06:24 +04:00
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}
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void
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2017-10-03 01:05:19 +03:00
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EventTarget::SetEventHandler(nsAtom* aType, const nsAString& aTypeString,
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2013-09-17 15:01:28 +04:00
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EventHandlerNonNull* aHandler)
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2013-08-16 14:06:24 +04:00
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{
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2013-10-23 03:32:04 +04:00
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GetOrCreateListenerManager()->SetEventHandler(aType, aTypeString, aHandler);
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2013-05-09 21:07:16 +04:00
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}
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2017-06-06 03:22:16 +03:00
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bool
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2017-07-28 02:46:44 +03:00
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EventTarget::HasNonSystemGroupListenersForUntrustedKeyEvents() const
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2017-06-06 03:22:16 +03:00
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{
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EventListenerManager* elm = GetExistingListenerManager();
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2017-07-28 02:46:44 +03:00
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return elm && elm->HasNonSystemGroupListenersForUntrustedKeyEvents();
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}
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bool
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EventTarget::HasNonPassiveNonSystemGroupListenersForUntrustedKeyEvents() const
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{
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EventListenerManager* elm = GetExistingListenerManager();
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return elm && elm->HasNonPassiveNonSystemGroupListenersForUntrustedKeyEvents();
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2017-06-06 03:22:16 +03:00
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}
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2015-09-17 13:16:20 +03:00
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bool
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2016-05-06 13:39:10 +03:00
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EventTarget::IsApzAware() const
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2015-09-17 13:16:20 +03:00
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{
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EventListenerManager* elm = GetExistingListenerManager();
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return elm && elm->HasApzAwareListeners();
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}
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2016-04-07 15:49:12 +03:00
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bool
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2016-11-16 22:10:22 +03:00
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EventTarget::DispatchEvent(Event& aEvent,
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CallerType aCallerType,
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2016-04-07 15:49:12 +03:00
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ErrorResult& aRv)
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{
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bool result = false;
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aRv = DispatchEvent(&aEvent, &result);
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2016-11-16 22:10:22 +03:00
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return !aEvent.DefaultPrevented(aCallerType);
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2016-04-07 15:49:12 +03:00
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}
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2013-04-17 01:16:08 +04:00
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} // namespace dom
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} // namespace mozilla
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