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      1 /*
      2  * Copyright (C) 2001 Peter Kelly (pmk (at) post.com)
      3  * Copyright (C) 2001 Tobias Anton (anton (at) stud.fbi.fh-darmstadt.de)
      4  * Copyright (C) 2006 Samuel Weinig (sam.weinig (at) gmail.com)
      5  * Copyright (C) 2003, 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
      6  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  *
     22  */
     23 
     24 #ifndef UIEvent_h
     25 #define UIEvent_h
     26 
     27 #include "core/events/Event.h"
     28 #include "core/events/EventDispatchMediator.h"
     29 #include "core/frame/LocalDOMWindow.h"
     30 
     31 namespace WebCore {
     32 
     33 typedef LocalDOMWindow AbstractView;
     34 
     35 struct UIEventInit : public EventInit {
     36     UIEventInit();
     37 
     38     RefPtrWillBeMember<AbstractView> view;
     39     int detail;
     40 };
     41 
     42 class UIEvent : public Event {
     43 public:
     44     static PassRefPtrWillBeRawPtr<UIEvent> create()
     45     {
     46         return adoptRefWillBeNoop(new UIEvent);
     47     }
     48     static PassRefPtrWillBeRawPtr<UIEvent> create(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtrWillBeRawPtr<AbstractView> view, int detail)
     49     {
     50         return adoptRefWillBeNoop(new UIEvent(type, canBubble, cancelable, view, detail));
     51     }
     52     static PassRefPtrWillBeRawPtr<UIEvent> create(const AtomicString& type, const UIEventInit& initializer)
     53     {
     54         return adoptRefWillBeNoop(new UIEvent(type, initializer));
     55     }
     56     virtual ~UIEvent();
     57 
     58     void initUIEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtrWillBeRawPtr<AbstractView>, int detail);
     59 
     60     AbstractView* view() const { return m_view.get(); }
     61     AbstractView* view(bool& isNull) const { isNull = !m_view; return m_view.get(); }
     62     int detail() const { return m_detail; }
     63 
     64     virtual const AtomicString& interfaceName() const OVERRIDE;
     65     virtual bool isUIEvent() const OVERRIDE FINAL;
     66 
     67     virtual int keyCode() const;
     68     virtual int charCode() const;
     69 
     70     virtual int layerX();
     71     virtual int layerY();
     72 
     73     virtual int pageX() const;
     74     virtual int pageY() const;
     75 
     76     virtual int which() const;
     77 
     78     virtual void trace(Visitor*) OVERRIDE;
     79 
     80 protected:
     81     UIEvent();
     82     UIEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtrWillBeRawPtr<AbstractView>, int detail);
     83     UIEvent(const AtomicString&, const UIEventInit&);
     84 
     85 private:
     86     RefPtrWillBeMember<AbstractView> m_view;
     87     int m_detail;
     88 };
     89 
     90 } // namespace WebCore
     91 
     92 #endif // UIEvent_h
     93