WebCore/MouseEvent.h

   1 /*
   2  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
   3  * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
   4  * Copyright (C) 2006 Samuel Weinig (sam.weinig@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 MouseEvent_h
  25 #define MouseEvent_h
  26
  27 #include "Clipboard.h"
  28 #include "EventTargetNode.h"
  29 #include "MouseRelatedEvent.h"
  30
  31 namespace WebCore {
  32
  33     // Introduced in DOM Level 2
  34     class MouseEvent : public MouseRelatedEvent {
  35     public:
  36         static PassRefPtr<MouseEvent> create()
  37         {
  38             return adoptRef(new MouseEvent);
  39         }
  40         static PassRefPtr<MouseEvent> create(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<AbstractView> view,
  41             int detail, int screenX, int screenY, int pageX, int pageY,
  42             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button,
  43             PassRefPtr<EventTargetNode> relatedTarget, PassRefPtr<Clipboard> clipboard = 0, bool isSimulated = false)
  44         {
  45             return adoptRef(new MouseEvent(type, canBubble, cancelable, view, detail, screenX, screenY, pageX, pageY,
  46                 ctrlKey, altKey, shiftKey, metaKey, button, relatedTarget, clipboard, isSimulated));
  47         }
  48         virtual ~MouseEvent();
  49
  50         void initMouseEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<AbstractView>,
  51                             int detail, int screenX, int screenY, int clientX, int clientY,
  52                             bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
  53                             unsigned short button, PassRefPtr<EventTargetNode> relatedTarget);
  54
  55         // WinIE uses 1,4,2 for left/middle/right but not for click (just for mousedown/up, maybe others),
  56         // but we will match the standard DOM.
  57         unsigned short button() const { return m_button; }
  58         bool buttonDown() const { return m_buttonDown; }
  59         EventTargetNode* relatedTarget() const { return m_relatedTarget.get(); }
  60
  61         Clipboard* clipboard() const { return m_clipboard.get(); }
  62
  63         Node* toElement() const;
  64         Node* fromElement() const;
  65
  66         Clipboard* dataTransfer() const { return isDragEvent() ? m_clipboard.get() : 0; }
  67
  68         virtual bool isMouseEvent() const;
  69         virtual bool isDragEvent() const;
  70         virtual int which() const;
  71
  72     private:
  73         MouseEvent();
  74         MouseEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<AbstractView>,
  75                    int detail, int screenX, int screenY, int pageX, int pageY,
  76                    bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, unsigned short button,
  77                    PassRefPtr<EventTargetNode> relatedTarget, PassRefPtr<Clipboard> clipboard, bool isSimulated);
  78
  79         unsigned short m_button;
  80         bool m_buttonDown;
  81         RefPtr<EventTargetNode> m_relatedTarget;
  82         RefPtr<Clipboard> m_clipboard;
  83     };
  84
  85 } // namespace WebCore
  86
  87 #endif // MouseEvent_h