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1 /* | 1 /* |
2 * Copyright (C) 2001 Peter Kelly (pmk@post.com) | 2 * Copyright (C) 2001 Peter Kelly (pmk@post.com) |
3 * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) | 3 * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) |
4 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) | 4 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
5 * Copyright (C) 2003, 2005, 2006, 2008 Apple Inc. All rights reserved. | 5 * Copyright (C) 2003, 2005, 2006, 2008 Apple Inc. All rights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
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27 #include "core/events/EventTarget.h" | 27 #include "core/events/EventTarget.h" |
28 #include "core/frame/HostsUsingFeatures.h" | 28 #include "core/frame/HostsUsingFeatures.h" |
29 #include "core/frame/UseCounter.h" | 29 #include "core/frame/UseCounter.h" |
30 #include "core/svg/SVGElement.h" | 30 #include "core/svg/SVGElement.h" |
31 #include "core/timing/DOMWindowPerformance.h" | 31 #include "core/timing/DOMWindowPerformance.h" |
32 #include "core/timing/Performance.h" | 32 #include "core/timing/Performance.h" |
33 #include "wtf/CurrentTime.h" | 33 #include "wtf/CurrentTime.h" |
34 | 34 |
35 namespace blink { | 35 namespace blink { |
36 | 36 |
37 static bool isScoped(const AtomicString& eventType) | |
38 { | |
39 // WebKit never allowed selectstart event to cross the the shadow DOM bounda
ry. | |
40 // Changing this breaks existing sites. | |
41 // See https://bugs.webkit.org/show_bug.cgi?id=52195 for details. | |
42 return (eventType == EventTypeNames::abort | |
43 || eventType == EventTypeNames::change | |
44 || eventType == EventTypeNames::error | |
45 || eventType == EventTypeNames::load | |
46 || eventType == EventTypeNames::reset | |
47 || eventType == EventTypeNames::resize | |
48 || eventType == EventTypeNames::scroll | |
49 || eventType == EventTypeNames::select | |
50 || eventType == EventTypeNames::selectstart | |
51 || eventType == EventTypeNames::slotchange); | |
52 } | |
53 | |
54 Event::Event() | 37 Event::Event() |
55 : Event("", false, false) | 38 : Event("", false, false) |
56 { | 39 { |
57 m_wasInitialized = false; | 40 m_wasInitialized = false; |
58 } | 41 } |
59 | 42 |
60 Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableAr
g) | 43 Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableAr
g, double platformTimeStamp) |
61 : Event(eventType, canBubbleArg, cancelableArg, !isScoped(eventType), monoto
nicallyIncreasingTime()) | 44 : Event(eventType, canBubbleArg, cancelableArg, ComposedMode::Scoped, platfo
rmTimeStamp) |
62 { | 45 { |
63 } | 46 } |
64 | 47 |
65 Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableAr
g, double platformTimeStamp) | 48 Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableAr
g, ComposedMode composedMode) |
66 : Event(eventType, canBubbleArg, cancelableArg, !isScoped(eventType), platfo
rmTimeStamp) | 49 : Event(eventType, canBubbleArg, cancelableArg, composedMode, monotonicallyI
ncreasingTime()) |
67 { | 50 { |
68 } | 51 } |
69 | 52 |
70 Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableAr
g, bool composed, double platformTimeStamp) | 53 Event::Event(const AtomicString& eventType, bool canBubbleArg, bool cancelableAr
g, ComposedMode composedMode, double platformTimeStamp) |
71 : m_type(eventType) | 54 : m_type(eventType) |
72 , m_canBubble(canBubbleArg) | 55 , m_canBubble(canBubbleArg) |
73 , m_cancelable(cancelableArg) | 56 , m_cancelable(cancelableArg) |
74 , m_composed(composed) | 57 , m_composed(composedMode == ComposedMode::Composed) |
75 , m_propagationStopped(false) | 58 , m_propagationStopped(false) |
76 , m_immediatePropagationStopped(false) | 59 , m_immediatePropagationStopped(false) |
77 , m_defaultPrevented(false) | 60 , m_defaultPrevented(false) |
78 , m_defaultHandled(false) | 61 , m_defaultHandled(false) |
79 , m_cancelBubble(false) | 62 , m_cancelBubble(false) |
80 , m_wasInitialized(true) | 63 , m_wasInitialized(true) |
81 , m_isTrusted(false) | 64 , m_isTrusted(false) |
82 , m_handlingPassive(false) | 65 , m_handlingPassive(false) |
83 , m_eventPhase(0) | 66 , m_eventPhase(0) |
84 , m_currentTarget(nullptr) | 67 , m_currentTarget(nullptr) |
85 , m_createTime(convertSecondsToDOMTimeStamp(currentTime())) | 68 , m_createTime(convertSecondsToDOMTimeStamp(currentTime())) |
86 , m_platformTimeStamp(platformTimeStamp) | 69 , m_platformTimeStamp(platformTimeStamp) |
87 { | 70 { |
88 } | 71 } |
89 | 72 |
90 Event::Event(const AtomicString& eventType, const EventInit& initializer) | 73 Event::Event(const AtomicString& eventType, const EventInit& initializer) |
91 : Event(eventType, initializer.bubbles(), initializer.cancelable(), initiali
zer.composed(), monotonicallyIncreasingTime()) | 74 : Event(eventType, initializer.bubbles(), initializer.cancelable(), initiali
zer.composed() ? ComposedMode::Composed : ComposedMode::Scoped, monotonicallyInc
reasingTime()) |
92 { | 75 { |
93 } | 76 } |
94 | 77 |
95 Event::~Event() | 78 Event::~Event() |
96 { | 79 { |
97 } | 80 } |
98 | 81 |
99 bool Event::isScopedInV0() const | 82 bool Event::isScopedInV0() const |
100 { | 83 { |
101 return isTrusted() && isScoped(m_type); | 84 // WebKit never allowed selectstart event to cross the the shadow DOM bounda
ry. |
| 85 // Changing this breaks existing sites. |
| 86 // See https://bugs.webkit.org/show_bug.cgi?id=52195 for details. |
| 87 return isTrusted() |
| 88 && (m_type == EventTypeNames::abort |
| 89 || m_type == EventTypeNames::change |
| 90 || m_type == EventTypeNames::error |
| 91 || m_type == EventTypeNames::load |
| 92 || m_type == EventTypeNames::reset |
| 93 || m_type == EventTypeNames::resize |
| 94 || m_type == EventTypeNames::scroll |
| 95 || m_type == EventTypeNames::select |
| 96 || m_type == EventTypeNames::selectstart |
| 97 || m_type == EventTypeNames::slotchange); |
102 } | 98 } |
103 | 99 |
104 void Event::initEvent(const AtomicString& eventTypeArg, bool canBubbleArg, bool
cancelableArg) | 100 void Event::initEvent(const AtomicString& eventTypeArg, bool canBubbleArg, bool
cancelableArg) |
105 { | 101 { |
106 initEvent(eventTypeArg, canBubbleArg, cancelableArg, nullptr); | 102 initEvent(eventTypeArg, canBubbleArg, cancelableArg, nullptr); |
107 } | 103 } |
108 | 104 |
109 void Event::initEvent(const AtomicString& eventTypeArg, bool canBubbleArg, bool
cancelableArg, EventTarget* relatedTarget) | 105 void Event::initEvent(const AtomicString& eventTypeArg, bool canBubbleArg, bool
cancelableArg, EventTarget* relatedTarget) |
110 { | 106 { |
111 if (isBeingDispatched()) | 107 if (isBeingDispatched()) |
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359 | 355 |
360 DEFINE_TRACE(Event) | 356 DEFINE_TRACE(Event) |
361 { | 357 { |
362 visitor->trace(m_currentTarget); | 358 visitor->trace(m_currentTarget); |
363 visitor->trace(m_target); | 359 visitor->trace(m_target); |
364 visitor->trace(m_underlyingEvent); | 360 visitor->trace(m_underlyingEvent); |
365 visitor->trace(m_eventPath); | 361 visitor->trace(m_eventPath); |
366 } | 362 } |
367 | 363 |
368 } // namespace blink | 364 } // namespace blink |
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