| /* |
| * Copyright (C) 2001 Peter Kelly (pmk@post.com) |
| * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) |
| * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
| * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef RegisteredEventListener_h |
| #define RegisteredEventListener_h |
| |
| #include "core/events/AddEventListenerOptionsResolved.h" |
| #include "core/events/EventListener.h" |
| #include "wtf/RefPtr.h" |
| |
| namespace blink { |
| |
| class RegisteredEventListener { |
| DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); |
| public: |
| RegisteredEventListener() |
| : m_useCapture(false) |
| , m_passive(false) |
| , m_once(false) |
| , m_blockedEventWarningEmitted(false) |
| , m_passiveForcedForDocumentTarget(false) |
| { |
| } |
| |
| RegisteredEventListener(EventListener* listener, const AddEventListenerOptionsResolved& options) |
| : m_listener(listener) |
| , m_useCapture(options.capture()) |
| , m_passive(options.passive()) |
| , m_once(options.once()) |
| , m_blockedEventWarningEmitted(false) |
| , m_passiveForcedForDocumentTarget(options.passiveForcedForDocumentTarget()) |
| { |
| } |
| |
| DEFINE_INLINE_TRACE() |
| { |
| visitor->trace(m_listener); |
| } |
| |
| AddEventListenerOptionsResolved options() const |
| { |
| AddEventListenerOptionsResolved result; |
| result.setCapture(m_useCapture); |
| result.setPassive(m_passive); |
| result.setPassiveForcedForDocumentTarget(m_passiveForcedForDocumentTarget); |
| result.setOnce(m_once); |
| return result; |
| } |
| |
| const EventListener* listener() const |
| { |
| return m_listener; |
| } |
| |
| EventListener* listener() |
| { |
| return m_listener; |
| } |
| |
| bool passive() const |
| { |
| return m_passive; |
| } |
| |
| bool once() const |
| { |
| return m_once; |
| } |
| |
| bool capture() const |
| { |
| return m_useCapture; |
| } |
| |
| bool blockedEventWarningEmitted() const |
| { |
| return m_blockedEventWarningEmitted; |
| } |
| |
| bool passiveForcedForDocumentTarget() const |
| { |
| return m_passiveForcedForDocumentTarget; |
| } |
| |
| void setBlockedEventWarningEmitted() |
| { |
| m_blockedEventWarningEmitted = true; |
| } |
| |
| bool matches(const EventListener* listener, const EventListenerOptions& options) const |
| { |
| // Equality is soley based on the listener and useCapture flags. |
| DCHECK(m_listener); |
| DCHECK(listener); |
| return *m_listener == *listener && static_cast<bool>(m_useCapture) == options.capture(); |
| } |
| |
| bool operator==(const RegisteredEventListener& other) const |
| { |
| // Equality is soley based on the listener and useCapture flags. |
| DCHECK(m_listener); |
| DCHECK(other.m_listener); |
| return *m_listener == *other.m_listener && m_useCapture == other.m_useCapture; |
| } |
| |
| private: |
| Member<EventListener> m_listener; |
| unsigned m_useCapture : 1; |
| unsigned m_passive : 1; |
| unsigned m_once : 1; |
| unsigned m_blockedEventWarningEmitted : 1; |
| unsigned m_passiveForcedForDocumentTarget : 1; |
| }; |
| |
| } // namespace blink |
| |
| WTF_ALLOW_CLEAR_UNUSED_SLOTS_WITH_MEM_FUNCTIONS(blink::RegisteredEventListener); |
| |
| #endif // RegisteredEventListener_h |