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      1 /*
      2  * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef PlatformMouseEvent_h
     27 #define PlatformMouseEvent_h
     28 
     29 #include "IntPoint.h"
     30 
     31 #if PLATFORM(GTK)
     32 typedef struct _GdkEventButton GdkEventButton;
     33 typedef struct _GdkEventMotion GdkEventMotion;
     34 #endif
     35 
     36 #if PLATFORM(EFL)
     37 typedef struct _Evas_Event_Mouse_Down Evas_Event_Mouse_Down;
     38 typedef struct _Evas_Event_Mouse_Up Evas_Event_Mouse_Up;
     39 typedef struct _Evas_Event_Mouse_Move Evas_Event_Mouse_Move;
     40 #endif
     41 
     42 #if PLATFORM(QT)
     43 QT_BEGIN_NAMESPACE
     44 class QInputEvent;
     45 class QGraphicsSceneMouseEvent;
     46 QT_END_NAMESPACE
     47 #endif
     48 
     49 #if PLATFORM(WIN)
     50 typedef struct HWND__* HWND;
     51 typedef unsigned UINT;
     52 typedef unsigned WPARAM;
     53 typedef long LPARAM;
     54 #endif
     55 
     56 #if PLATFORM(WX)
     57 class wxMouseEvent;
     58 #endif
     59 
     60 #if PLATFORM(HAIKU)
     61 class BMessage;
     62 #endif
     63 
     64 #if PLATFORM(BREWMP)
     65 typedef unsigned short    uint16;
     66 typedef unsigned long int uint32;
     67 #define AEEEvent uint16
     68 #endif
     69 
     70 namespace WebCore {
     71 
     72     // These button numbers match the ones used in the DOM API, 0 through 2, except for NoButton which isn't specified.
     73     enum MouseButton { NoButton = -1, LeftButton, MiddleButton, RightButton };
     74     enum MouseEventType { MouseEventMoved, MouseEventPressed, MouseEventReleased, MouseEventScroll };
     75 
     76     class PlatformMouseEvent {
     77     public:
     78         PlatformMouseEvent()
     79             : m_button(NoButton)
     80             , m_eventType(MouseEventMoved)
     81             , m_clickCount(0)
     82             , m_shiftKey(false)
     83             , m_ctrlKey(false)
     84             , m_altKey(false)
     85             , m_metaKey(false)
     86             , m_timestamp(0)
     87             , m_modifierFlags(0)
     88 #if PLATFORM(MAC)
     89             , m_eventNumber(0)
     90 #elif PLATFORM(WIN)
     91             , m_didActivateWebView(false)
     92 #endif
     93         {
     94         }
     95 
     96         PlatformMouseEvent(const IntPoint& position, const IntPoint& globalPosition, MouseButton button, MouseEventType eventType,
     97                            int clickCount, bool shift, bool ctrl, bool alt, bool meta, double timestamp)
     98             : m_position(position)
     99             , m_globalPosition(globalPosition)
    100             , m_button(button)
    101             , m_eventType(eventType)
    102             , m_clickCount(clickCount)
    103             , m_shiftKey(shift)
    104             , m_ctrlKey(ctrl)
    105             , m_altKey(alt)
    106             , m_metaKey(meta)
    107             , m_timestamp(timestamp)
    108             , m_modifierFlags(0)
    109 #if PLATFORM(MAC)
    110             , m_eventNumber(0)
    111 #elif PLATFORM(WIN)
    112             , m_didActivateWebView(false)
    113 #endif
    114         {
    115         }
    116 
    117         const IntPoint& pos() const { return m_position; }
    118         int x() const { return m_position.x(); }
    119         int y() const { return m_position.y(); }
    120         int globalX() const { return m_globalPosition.x(); }
    121         int globalY() const { return m_globalPosition.y(); }
    122         MouseButton button() const { return m_button; }
    123         MouseEventType eventType() const { return m_eventType; }
    124         int clickCount() const { return m_clickCount; }
    125         bool shiftKey() const { return m_shiftKey; }
    126         bool ctrlKey() const { return m_ctrlKey; }
    127         bool altKey() const { return m_altKey; }
    128         bool metaKey() const { return m_metaKey; }
    129         unsigned modifierFlags() const { return m_modifierFlags; }
    130 
    131         // Time in seconds.
    132         double timestamp() const { return m_timestamp; }
    133 
    134 #if PLATFORM(GTK)
    135         PlatformMouseEvent(GdkEventButton*);
    136         PlatformMouseEvent(GdkEventMotion*);
    137         void setClickCount(int count) { m_clickCount = count; }
    138 #endif
    139 
    140 #if PLATFORM(EFL)
    141         void setClickCount(unsigned int);
    142         PlatformMouseEvent(const Evas_Event_Mouse_Down*, IntPoint);
    143         PlatformMouseEvent(const Evas_Event_Mouse_Up*, IntPoint);
    144         PlatformMouseEvent(const Evas_Event_Mouse_Move*, IntPoint);
    145 #endif
    146 
    147 #if PLATFORM(MAC)
    148 #if defined(__OBJC__)
    149         PlatformMouseEvent(NSEvent *, NSView *windowView);
    150 #endif
    151         PlatformMouseEvent(int x, int y, int globalX, int globalY, MouseButton button, MouseEventType eventType,
    152                            int clickCount, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey, double timestamp,
    153                            unsigned modifierFlags, int eventNumber);
    154         int eventNumber() const { return m_eventNumber; }
    155 #endif
    156 
    157 #if PLATFORM(QT)
    158         PlatformMouseEvent(QInputEvent*, int clickCount);
    159         PlatformMouseEvent(QGraphicsSceneMouseEvent*, int clickCount);
    160 #endif
    161 
    162 #if PLATFORM(WIN)
    163         PlatformMouseEvent(HWND, UINT, WPARAM, LPARAM, bool didActivateWebView = false);
    164         void setClickCount(int count) { m_clickCount = count; }
    165         bool didActivateWebView() const { return m_didActivateWebView; }
    166 #endif
    167 
    168 #if PLATFORM(WX)
    169         PlatformMouseEvent(const wxMouseEvent&, const wxPoint& globalPoint, int clickCount);
    170 #endif
    171 
    172 #if PLATFORM(HAIKU)
    173         PlatformMouseEvent(const BMessage*);
    174 #endif
    175 
    176 #if PLATFORM(BREWMP)
    177         PlatformMouseEvent(AEEEvent, uint16 wParam, uint32 dwParam);
    178 #endif
    179 
    180     protected:
    181         IntPoint m_position;
    182         IntPoint m_globalPosition;
    183         MouseButton m_button;
    184         MouseEventType m_eventType;
    185         int m_clickCount;
    186         bool m_shiftKey;
    187         bool m_ctrlKey;
    188         bool m_altKey;
    189         bool m_metaKey;
    190         double m_timestamp; // unit: seconds
    191         unsigned m_modifierFlags;
    192 
    193 #if PLATFORM(MAC)
    194         int m_eventNumber;
    195 #elif PLATFORM(WIN)
    196         bool m_didActivateWebView;
    197 #endif
    198     };
    199 
    200 #if PLATFORM(MAC) && defined(__OBJC__)
    201     IntPoint globalPoint(const NSPoint& windowPoint, NSWindow *);
    202     IntPoint pointForEvent(NSEvent *, NSView *windowView);
    203     IntPoint globalPointForEvent(NSEvent *);
    204 #endif
    205 
    206 } // namespace WebCore
    207 
    208 #endif // PlatformMouseEvent_h
    209