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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
* Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
* Copyright (C) 2011 Google 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 EventDispatcher_h
#define EventDispatcher_h
#include <wtf/Forward.h>
#include <wtf/Vector.h>
namespace WebCore {
class Event;
class EventContext;
class EventTarget;
class FrameView;
class Node;
class PlatformKeyboardEvent;
class PlatformMouseEvent;
class PlatformWheelEvent;
enum EventDispatchBehavior {
RetargetEvent,
StayInsideShadowDOM
};
class EventDispatcher {
public:
static bool dispatchEvent(Node*, PassRefPtr<Event>);
static void dispatchScopedEvent(Node*, PassRefPtr<Event>);
static bool dispatchMouseEvent(Node*, const PlatformMouseEvent&, const AtomicString& eventType, int clickCount = 0, Node* relatedTarget = 0);
static void dispatchSimulatedClick(Node*, PassRefPtr<Event> underlyingEvent, bool sendMouseEvents, bool showPressedLook);
static void dispatchWheelEvent(Node*, PlatformWheelEvent&);
bool dispatchEvent(PassRefPtr<Event>);
private:
EventDispatcher(Node*);
EventDispatchBehavior determineDispatchBehavior(Event*);
void getEventAncestors(EventTarget* originalTarget, EventDispatchBehavior);
const EventContext* topEventContext();
bool ancestorsInitialized() const;
bool dispatchMouseEvent(const AtomicString& eventType, int button, int detail,
int pageX, int pageY, int screenX, int screenY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
bool isSimulated, Node* relatedTargetArg, PassRefPtr<Event> underlyingEvent);
Vector<EventContext> m_ancestors;
RefPtr<Node> m_node;
RefPtr<EventTarget> m_originalTarget;
RefPtr<FrameView> m_view;
};
}
#endif
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