text: /*
   * 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) 2003-2016 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.
   *
   */
  
  #pragma once
  
  #include "MouseEventInit.h"
  #include "MouseRelatedEvent.h"
  
  namespace WebCore {
  
  class DataTransfer;
  class Node;
  class PlatformMouseEvent;
  
  class MouseEvent : public MouseRelatedEvent {
  public:
      WEBCORE_EXPORT static Ref<MouseEvent> create(const AtomicString& type, CanBubble, IsCancelable, IsComposed, MonotonicTime timestamp, RefPtr<WindowProxy>&&, int detail,
          const IntPoint& screenLocation, const IntPoint& windowLocation, const IntPoint& movementDelta, OptionSet<Modifier>, unsigned short button, unsigned short buttons,
          EventTarget* relatedTarget, double force, unsigned short syntheticClickType, DataTransfer* = nullptr, IsSimulated = IsSimulated::No, IsTrusted = IsTrusted::Yes);
  
      WEBCORE_EXPORT static Ref<MouseEvent> create(const AtomicString& eventType, RefPtr<WindowProxy>&&, const PlatformMouseEvent&, int detail, Node* relatedTarget);
  
      static Ref<MouseEvent> create(const AtomicString& eventType, CanBubble, IsCancelable, IsComposed, RefPtr<WindowProxy>&&, int detail,
          int screenX, int screenY, int clientX, int clientY, OptionSet<Modifier>, unsigned short button, unsigned short buttons,
          unsigned short syntheticClickType, EventTarget* relatedTarget);
  
      static Ref<MouseEvent> createForBindings() { return adoptRef(*new MouseEvent); }
  
      static Ref<MouseEvent> create(const AtomicString& eventType, const MouseEventInit&);
  
      virtual ~MouseEvent();
  
      WEBCORE_EXPORT void initMouseEvent(const AtomicString& type, bool canBubble, bool cancelable, RefPtr<WindowProxy>&&,
          int detail, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
          unsigned short button, EventTarget* relatedTarget);
  
      void initMouseEventQuirk(JSC::ExecState&, ScriptExecutionContext&, const AtomicString& type, bool canBubble, bool cancelable, RefPtr<WindowProxy>&&,
          int detail, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey,
          unsigned short button, JSC::JSValue relatedTarget);
  
      unsigned short button() const { return m_button; }
      unsigned short buttons() const { return m_buttons; }
      unsigned short syntheticClickType() const { return m_syntheticClickType; }
      bool buttonDown() const { return m_buttonDown; }
      EventTarget* relatedTarget() const final { return m_relatedTarget.get(); }
      double force() const { return m_force; }
      void setForce(double force) { m_force = force; }
  
      WEBCORE_EXPORT RefPtr<Node> toElement() const;
      WEBCORE_EXPORT RefPtr<Node> fromElement() const;
  
      DataTransfer* dataTransfer() const { return isDragEvent() ? m_dataTransfer.get() : nullptr; }
  
      static bool canTriggerActivationBehavior(const Event&);
  
      int which() const final;
  
  protected:
      MouseEvent(const AtomicString& type, CanBubble, IsCancelable, IsComposed, MonotonicTime timestamp, RefPtr<WindowProxy>&&, int detail,
          const IntPoint& screenLocation, const IntPoint& windowLocation, const IntPoint& movementDelta, OptionSet<Modifier>, unsigned short button, unsigned short buttons,
          EventTarget* relatedTarget, double force, unsigned short syntheticClickType, DataTransfer*, IsSimulated, IsTrusted);
  
      MouseEvent(const AtomicString& type, CanBubble, IsCancelable, IsComposed, RefPtr<WindowProxy>&&, int detail,
          const IntPoint& screenLocation, const IntPoint& clientLocation, OptionSet<Modifier>, unsigned short button, unsigned short buttons,
          unsigned short syntheticClickType, EventTarget* relatedTarget);
  
      MouseEvent(const AtomicString& type, const MouseEventInit&);
  
      MouseEvent();
  
  private:
      bool isMouseEvent() const final;
      EventInterface eventInterface() const override;
  
      bool isDragEvent() const;
  
      void setRelatedTarget(EventTarget& relatedTarget) final { m_relatedTarget = &relatedTarget; }
  
      unsigned short m_button { 0 };
      unsigned short m_buttons { 0 };
      unsigned short m_syntheticClickType { 0 };
      bool m_buttonDown { false };
      RefPtr<EventTarget> m_relatedTarget;
      double m_force { 0 };
      RefPtr<DataTransfer> m_dataTransfer;
  };
  
  } // namespace WebCore
  
  SPECIALIZE_TYPE_TRAITS_EVENT(MouseEvent)
  