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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/html/AutoplayUmaHelper.h" | 5 #include "core/html/AutoplayUmaHelper.h" |
6 | 6 |
7 #include "core/dom/Document.h" | 7 #include "core/dom/Document.h" |
8 #include "core/dom/ElementVisibilityObserver.h" | 8 #include "core/dom/ElementVisibilityObserver.h" |
9 #include "core/events/Event.h" | 9 #include "core/events/Event.h" |
10 #include "core/frame/LocalDOMWindow.h" | 10 #include "core/frame/LocalDOMWindow.h" |
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74 return; | 74 return; |
75 | 75 |
76 if (oldDocument.domWindow()) | 76 if (oldDocument.domWindow()) |
77 oldDocument.domWindow()->removeEventListener(EventTypeNames::unload, thi
s, false); | 77 oldDocument.domWindow()->removeEventListener(EventTypeNames::unload, thi
s, false); |
78 if (m_element && m_element->document().domWindow()) | 78 if (m_element && m_element->document().domWindow()) |
79 m_element->document().domWindow()->addEventListener(EventTypeNames::unlo
ad, this, false); | 79 m_element->document().domWindow()->addEventListener(EventTypeNames::unlo
ad, this, false); |
80 } | 80 } |
81 | 81 |
82 void AutoplayUmaHelper::onVisibilityChangedForVideoMutedPlayMethod(bool isVisibl
e) | 82 void AutoplayUmaHelper::onVisibilityChangedForVideoMutedPlayMethod(bool isVisibl
e) |
83 { | 83 { |
84 if (!isVisible) | 84 if (!isVisible || !m_videoMutedPlayMethodVisibilityObserver) |
85 return; | 85 return; |
86 | 86 |
87 recordVideoAutoplayMutedPlayMethodBecomesVisibleUma(true); | 87 recordVideoAutoplayMutedPlayMethodBecomesVisibleUma(true); |
88 m_videoMutedPlayMethodVisibilityObserver->stop(); | 88 m_videoMutedPlayMethodVisibilityObserver->stop(); |
89 m_videoMutedPlayMethodVisibilityObserver = nullptr; | 89 m_videoMutedPlayMethodVisibilityObserver = nullptr; |
90 if (m_element && m_element->document().domWindow()) | 90 if (m_element && m_element->document().domWindow()) |
91 m_element->document().domWindow()->removeEventListener(EventTypeNames::u
nload, this, false); | 91 m_element->document().domWindow()->removeEventListener(EventTypeNames::u
nload, this, false); |
92 } | 92 } |
93 | 93 |
94 void AutoplayUmaHelper::handleEvent(ExecutionContext* executionContext, Event* e
vent) | 94 void AutoplayUmaHelper::handleEvent(ExecutionContext* executionContext, Event* e
vent) |
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108 m_videoMutedPlayMethodVisibilityObserver->stop(); | 108 m_videoMutedPlayMethodVisibilityObserver->stop(); |
109 m_videoMutedPlayMethodVisibilityObserver = nullptr; | 109 m_videoMutedPlayMethodVisibilityObserver = nullptr; |
110 m_element->document().domWindow()->removeEventListener(EventTypeNames::u
nload, this, false); | 110 m_element->document().domWindow()->removeEventListener(EventTypeNames::u
nload, this, false); |
111 } | 111 } |
112 } | 112 } |
113 | 113 |
114 void AutoplayUmaHelper::handlePlayingEvent() | 114 void AutoplayUmaHelper::handlePlayingEvent() |
115 { | 115 { |
116 if (m_source == AutoplaySource::Method && m_element->isHTMLVideoElement() &&
m_element->muted()) { | 116 if (m_source == AutoplaySource::Method && m_element->isHTMLVideoElement() &&
m_element->muted()) { |
117 if (!m_videoMutedPlayMethodVisibilityObserver) { | 117 if (!m_videoMutedPlayMethodVisibilityObserver) { |
118 m_videoMutedPlayMethodVisibilityObserver = new ElementVisibilityObse
rver(m_element, WTF::bind(&AutoplayUmaHelper::onVisibilityChangedForVideoMutedPl
ayMethod, wrapPersistent(this))); | 118 m_videoMutedPlayMethodVisibilityObserver = new ElementVisibilityObse
rver(m_element, WTF::bind(&AutoplayUmaHelper::onVisibilityChangedForVideoMutedPl
ayMethod, wrapWeakPersistent(this))); |
119 m_videoMutedPlayMethodVisibilityObserver->start(); | 119 m_videoMutedPlayMethodVisibilityObserver->start(); |
120 m_element->document().domWindow()->addEventListener(EventTypeNames::
unload, this, false); | 120 m_element->document().domWindow()->addEventListener(EventTypeNames::
unload, this, false); |
121 } | 121 } |
122 } | 122 } |
123 m_element->removeEventListener(EventTypeNames::playing, this, false); | 123 m_element->removeEventListener(EventTypeNames::playing, this, false); |
124 } | 124 } |
125 | 125 |
126 DEFINE_TRACE(AutoplayUmaHelper) | 126 DEFINE_TRACE(AutoplayUmaHelper) |
127 { | 127 { |
128 EventListener::trace(visitor); | 128 EventListener::trace(visitor); |
129 visitor->trace(m_element); | 129 visitor->trace(m_element); |
130 visitor->trace(m_videoMutedPlayMethodVisibilityObserver); | 130 visitor->trace(m_videoMutedPlayMethodVisibilityObserver); |
131 } | 131 } |
132 | 132 |
133 } // namespace blink | 133 } // namespace blink |
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