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https://github.com/flutter/flutter.git
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138 lines
3.4 KiB
C++
138 lines
3.4 KiB
C++
/*
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* Copyright (C) 2001 Peter Kelly (pmk@post.com)
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* Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
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* Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
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* Copyright (C) 2003, 2005, 2006, 2008 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "sky/engine/core/events/Event.h"
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#include "gen/sky/core/EventHeaders.h"
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#include "gen/sky/core/EventInterfaces.h"
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#include "sky/engine/core/dom/StaticNodeList.h"
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#include "sky/engine/wtf/CurrentTime.h"
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namespace blink {
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Event::Event()
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: m_timeStamp(currentTimeMS())
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, m_canBubble(false)
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, m_cancelable(false)
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, m_propagationStopped(false)
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, m_immediatePropagationStopped(false)
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, m_defaultPrevented(false)
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, m_defaultHandled(false)
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, m_cancelBubble(false)
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, m_eventPhase(0)
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{
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}
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Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableArg)
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: m_timeStamp(currentTimeMS())
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, m_type(eventType)
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, m_canBubble(canBubbleArg)
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, m_cancelable(cancelableArg)
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, m_propagationStopped(false)
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, m_immediatePropagationStopped(false)
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, m_defaultPrevented(false)
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, m_defaultHandled(false)
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, m_cancelBubble(false)
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, m_eventPhase(0)
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{
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}
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Event::Event(const AtomicString& eventType, const EventInit& initializer)
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: m_timeStamp(currentTimeMS())
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, m_type(eventType)
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, m_canBubble(initializer.bubbles)
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, m_cancelable(initializer.cancelable)
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, m_propagationStopped(false)
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, m_immediatePropagationStopped(false)
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, m_defaultPrevented(false)
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, m_defaultHandled(false)
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, m_cancelBubble(false)
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, m_eventPhase(0)
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{
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}
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Event::~Event()
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{
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}
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void Event::initEvent(const AtomicString& eventTypeArg, bool canBubbleArg, bool cancelableArg)
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{
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m_propagationStopped = false;
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m_immediatePropagationStopped = false;
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m_defaultPrevented = false;
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m_type = eventTypeArg;
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m_canBubble = canBubbleArg;
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m_cancelable = cancelableArg;
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}
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bool Event::legacyReturnValue() const
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{
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return !defaultPrevented();
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}
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void Event::setLegacyReturnValue(bool returnValue)
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{
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setDefaultPrevented(!returnValue);
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}
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const AtomicString& Event::interfaceName() const
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{
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return EventNames::Event;
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}
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bool Event::isUIEvent() const
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{
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return false;
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}
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bool Event::isKeyboardEvent() const
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{
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return false;
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}
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bool Event::isDragEvent() const
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{
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return false;
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}
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bool Event::isClipboardEvent() const
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{
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return false;
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}
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bool Event::isBeforeTextInsertedEvent() const
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{
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return false;
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}
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void Event::setUnderlyingEvent(PassRefPtr<Event> ue)
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{
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// Prohibit creation of a cycle -- just do nothing in that case.
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for (Event* e = ue.get(); e; e = e->underlyingEvent())
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if (e == this)
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return;
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m_underlyingEvent = ue;
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}
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} // namespace blink
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