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 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 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 | #include "PlatformEvent.h" |
31 | #include "PointerID.h" |
32 | #include <wtf/WindowsExtras.h> |
33 | |
34 | #if PLATFORM(GTK) |
35 | typedef struct _GdkEventButton GdkEventButton; |
36 | typedef struct _GdkEventMotion GdkEventMotion; |
37 | #endif |
38 | |
39 | namespace WebCore { |
40 | |
41 | const double ForceAtClick = 1; |
42 | const double ForceAtForceClick = 2; |
43 | |
44 | // These button numbers match the ones used in the DOM API, 0 through 2, except for NoButton which isn't specified. |
45 | // We use -2 for NoButton because -1 is a valid value in the DOM API for Pointer Events for pointermove events that |
46 | // indicate that the pressed mouse button hasn't changed since the last event. |
47 | enum MouseButton : int8_t { LeftButton = 0, MiddleButton, RightButton, NoButton = -2 }; |
48 | enum SyntheticClickType : int8_t { NoTap, OneFingerTap, TwoFingerTap }; |
49 | |
50 | class PlatformMouseEvent : public PlatformEvent { |
51 | public: |
52 | PlatformMouseEvent() |
53 | : PlatformEvent(PlatformEvent::MouseMoved) |
54 | , m_button(NoButton) |
55 | , m_clickCount(0) |
56 | , m_modifierFlags(0) |
57 | #if PLATFORM(MAC) |
58 | , m_eventNumber(0) |
59 | , m_menuTypeForEvent(0) |
60 | #elif PLATFORM(WIN) |
61 | , m_didActivateWebView(false) |
62 | #endif |
63 | { |
64 | } |
65 | |
66 | PlatformMouseEvent(const IntPoint& position, const IntPoint& globalPosition, MouseButton button, PlatformEvent::Type type, |
67 | int clickCount, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey, WallTime timestamp, double force, SyntheticClickType syntheticClickType, PointerID pointerId = mousePointerID) |
68 | : PlatformEvent(type, shiftKey, ctrlKey, altKey, metaKey, timestamp) |
69 | , m_position(position) |
70 | , m_globalPosition(globalPosition) |
71 | , m_button(button) |
72 | , m_clickCount(clickCount) |
73 | , m_modifierFlags(0) |
74 | , m_force(force) |
75 | , m_syntheticClickType(syntheticClickType) |
76 | , m_pointerId(pointerId) |
77 | #if PLATFORM(MAC) |
78 | , m_eventNumber(0) |
79 | , m_menuTypeForEvent(0) |
80 | #elif PLATFORM(WIN) |
81 | , m_didActivateWebView(false) |
82 | #endif |
83 | { |
84 | } |
85 | |
86 | const IntPoint& position() const { return m_position; } |
87 | const IntPoint& globalPosition() const { return m_globalPosition; } |
88 | #if ENABLE(POINTER_LOCK) |
89 | const IntPoint& movementDelta() const { return m_movementDelta; } |
90 | #endif |
91 | |
92 | MouseButton button() const { return m_button; } |
93 | unsigned short buttons() const { return m_buttons; } |
94 | int clickCount() const { return m_clickCount; } |
95 | unsigned modifierFlags() const { return m_modifierFlags; } |
96 | double force() const { return m_force; } |
97 | SyntheticClickType syntheticClickType() const { return m_syntheticClickType; } |
98 | PointerID pointerId() const { return m_pointerId; } |
99 | |
100 | #if PLATFORM(GTK) |
101 | explicit PlatformMouseEvent(GdkEventButton*); |
102 | explicit PlatformMouseEvent(GdkEventMotion*); |
103 | void setClickCount(int count) { m_clickCount = count; } |
104 | #endif |
105 | |
106 | #if PLATFORM(MAC) |
107 | int eventNumber() const { return m_eventNumber; } |
108 | int menuTypeForEvent() const { return m_menuTypeForEvent; } |
109 | #endif |
110 | |
111 | #if PLATFORM(WIN) |
112 | PlatformMouseEvent(HWND, UINT, WPARAM, LPARAM, bool didActivateWebView = false); |
113 | void setClickCount(int count) { m_clickCount = count; } |
114 | bool didActivateWebView() const { return m_didActivateWebView; } |
115 | #endif |
116 | |
117 | protected: |
118 | IntPoint m_position; |
119 | IntPoint m_globalPosition; |
120 | #if ENABLE(POINTER_LOCK) |
121 | IntPoint m_movementDelta; |
122 | #endif |
123 | MouseButton m_button; |
124 | unsigned short m_buttons { 0 }; |
125 | int m_clickCount; |
126 | unsigned m_modifierFlags; |
127 | double m_force { 0 }; |
128 | SyntheticClickType m_syntheticClickType { NoTap }; |
129 | PointerID m_pointerId { mousePointerID }; |
130 | |
131 | #if PLATFORM(MAC) |
132 | int m_eventNumber; |
133 | int m_menuTypeForEvent; |
134 | #elif PLATFORM(WIN) |
135 | bool m_didActivateWebView; |
136 | #endif |
137 | }; |
138 | |
139 | #if COMPILER(MSVC) |
140 | // These functions are necessary to work around the fact that MSVC will not find a most-specific |
141 | // operator== to use after implicitly converting MouseButton to a short. |
142 | inline bool operator==(short a, MouseButton b) |
143 | { |
144 | return a == static_cast<short>(b); |
145 | } |
146 | |
147 | inline bool operator!=(short a, MouseButton b) |
148 | { |
149 | return a != static_cast<short>(b); |
150 | } |
151 | #endif |
152 | |
153 | } // namespace WebCore |
154 | |
155 | #endif // PlatformMouseEvent_h |
156 | |