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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2000 Simon Hausmann <hausmann@kde.org> | 4 * (C) 2000 Simon Hausmann <hausmann@kde.org> |
5 * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserv ed. | 5 * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserv ed. |
6 * (C) 2006 Graham Dennis (graham.dennis@gmail.com) | 6 * (C) 2006 Graham Dennis (graham.dennis@gmail.com) |
7 * | 7 * |
8 * This library is free software; you can redistribute it and/or | 8 * This library is free software; you can redistribute it and/or |
9 * modify it under the terms of the GNU Library General Public | 9 * modify it under the terms of the GNU Library General Public |
10 * License as published by the Free Software Foundation; either | 10 * License as published by the Free Software Foundation; either |
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33 #include "core/layout/LayoutBox.h" | 33 #include "core/layout/LayoutBox.h" |
34 #include "core/loader/FrameLoadRequest.h" | 34 #include "core/loader/FrameLoadRequest.h" |
35 #include "core/loader/FrameLoaderClient.h" | 35 #include "core/loader/FrameLoaderClient.h" |
36 #include "core/loader/PingLoader.h" | 36 #include "core/loader/PingLoader.h" |
37 #include "core/page/ChromeClient.h" | 37 #include "core/page/ChromeClient.h" |
38 #include "platform/network/NetworkHints.h" | 38 #include "platform/network/NetworkHints.h" |
39 #include "platform/weborigin/SecurityPolicy.h" | 39 #include "platform/weborigin/SecurityPolicy.h" |
40 | 40 |
41 namespace blink { | 41 namespace blink { |
42 | 42 |
43 namespace { | |
44 | |
45 // TODO(horo): Move WebNavigationHintType to public/ directory. | |
46 enum class WebNavigationHintType { | |
kinuko
2016/06/21 04:51:25
nit: It's supposed to be tentative code but it mig
horo
2016/06/21 05:05:47
Done.
| |
47 Unknown, | |
48 LinkMouseDown, | |
49 LinkTapUnconfirmed, | |
50 LinkTapDown, | |
51 Last = LinkTapDown | |
52 }; | |
53 | |
54 } // namespace | |
55 | |
43 using namespace HTMLNames; | 56 using namespace HTMLNames; |
44 | 57 |
58 class HTMLAnchorElement::NavigationHintSender : public GarbageCollected<HTMLAnch orElement::NavigationHintSender> { | |
59 public: | |
60 static NavigationHintSender* create(HTMLAnchorElement* anchorElement) | |
61 { | |
62 return new NavigationHintSender(anchorElement); | |
63 } | |
64 void handleEvent(Event*); | |
65 | |
66 DECLARE_VIRTUAL_TRACE(); | |
67 | |
68 private: | |
69 explicit NavigationHintSender(HTMLAnchorElement*); | |
70 bool shouldSendNavigationHint() const; | |
71 void maybeSendNavigationHint(WebNavigationHintType); | |
72 | |
73 Member<HTMLAnchorElement> m_anchorElement; | |
74 }; | |
75 | |
76 void HTMLAnchorElement::NavigationHintSender::handleEvent(Event* event) | |
77 { | |
78 if (event->type() == EventTypeNames::mousedown && event->isMouseEvent() && t oMouseEvent(event)->button() == LeftButton) | |
79 maybeSendNavigationHint(WebNavigationHintType::LinkMouseDown); | |
80 else if (event->type() == EventTypeNames::gesturetapunconfirmed) | |
81 maybeSendNavigationHint(WebNavigationHintType::LinkTapUnconfirmed); | |
82 else if (event->type() == EventTypeNames::gestureshowpress) | |
83 maybeSendNavigationHint(WebNavigationHintType::LinkTapDown); | |
84 } | |
85 | |
86 DEFINE_TRACE(HTMLAnchorElement::NavigationHintSender) | |
87 { | |
88 visitor->trace(m_anchorElement); | |
89 } | |
90 | |
91 HTMLAnchorElement::NavigationHintSender::NavigationHintSender(HTMLAnchorElement* anchorElement) | |
92 : m_anchorElement(anchorElement) | |
93 { | |
94 } | |
95 | |
96 bool HTMLAnchorElement::NavigationHintSender::shouldSendNavigationHint() const | |
97 { | |
98 const KURL& url = m_anchorElement->href(); | |
99 // Currently the navigation hint only supports HTTP and HTTPS. | |
100 if (!url.protocolIsInHTTPFamily()) | |
101 return false; | |
102 | |
103 Document& document = m_anchorElement->document(); | |
104 // If the element was detached from the frame, handleClick() doesn't cause | |
105 // the navigation. | |
106 if (!document.frame()) | |
107 return false; | |
108 | |
109 // When the user clicks a link which is to the current document with a hash, | |
110 // the network request is not fetched. So we don't send the navigation hint | |
111 // to the browser process. | |
112 if (url.hasFragmentIdentifier() && equalIgnoringFragmentIdentifier(document. url(), url)) | |
113 return false; | |
114 | |
115 return true; | |
116 } | |
117 | |
118 void HTMLAnchorElement::NavigationHintSender::maybeSendNavigationHint(WebNavigat ionHintType type) | |
119 { | |
120 if (!shouldSendNavigationHint()) | |
121 return; | |
122 | |
123 // TODO(horo): Send the navigation hint message to the browser process. | |
124 } | |
125 | |
45 HTMLAnchorElement::HTMLAnchorElement(const QualifiedName& tagName, Document& doc ument) | 126 HTMLAnchorElement::HTMLAnchorElement(const QualifiedName& tagName, Document& doc ument) |
46 : HTMLElement(tagName, document) | 127 : HTMLElement(tagName, document) |
47 , m_linkRelations(0) | 128 , m_linkRelations(0) |
48 , m_cachedVisitedLinkHash(0) | 129 , m_cachedVisitedLinkHash(0) |
49 , m_wasFocusedByMouse(false) | 130 , m_wasFocusedByMouse(false) |
50 { | 131 { |
51 } | 132 } |
52 | 133 |
53 HTMLAnchorElement* HTMLAnchorElement::create(Document& document) | 134 HTMLAnchorElement* HTMLAnchorElement::create(Document& document) |
54 { | 135 { |
55 return new HTMLAnchorElement(aTag, document); | 136 return new HTMLAnchorElement(aTag, document); |
56 } | 137 } |
57 | 138 |
58 HTMLAnchorElement::~HTMLAnchorElement() | 139 HTMLAnchorElement::~HTMLAnchorElement() |
59 { | 140 { |
60 } | 141 } |
61 | 142 |
143 DEFINE_TRACE(HTMLAnchorElement) | |
144 { | |
145 visitor->trace(m_navigationHintSender); | |
146 HTMLElement::trace(visitor); | |
147 } | |
148 | |
62 bool HTMLAnchorElement::supportsFocus() const | 149 bool HTMLAnchorElement::supportsFocus() const |
63 { | 150 { |
64 if (hasEditableStyle()) | 151 if (hasEditableStyle()) |
65 return HTMLElement::supportsFocus(); | 152 return HTMLElement::supportsFocus(); |
66 // If not a link we should still be able to focus the element if it has tabI ndex. | 153 // If not a link we should still be able to focus the element if it has tabI ndex. |
67 return isLink() || HTMLElement::supportsFocus(); | 154 return isLink() || HTMLElement::supportsFocus(); |
68 } | 155 } |
69 | 156 |
70 bool HTMLAnchorElement::matchesEnabledPseudoClass() const | 157 bool HTMLAnchorElement::matchesEnabledPseudoClass() const |
71 { | 158 { |
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155 | 242 |
156 void HTMLAnchorElement::defaultEventHandler(Event* event) | 243 void HTMLAnchorElement::defaultEventHandler(Event* event) |
157 { | 244 { |
158 if (isLink()) { | 245 if (isLink()) { |
159 if (focused() && isEnterKeyKeydownEvent(event) && isLiveLink()) { | 246 if (focused() && isEnterKeyKeydownEvent(event) && isLiveLink()) { |
160 event->setDefaultHandled(); | 247 event->setDefaultHandled(); |
161 dispatchSimulatedClick(event); | 248 dispatchSimulatedClick(event); |
162 return; | 249 return; |
163 } | 250 } |
164 | 251 |
252 // TODO(horo): Call NavigationHintSender::handleEvent() when | |
253 // SpeculativeLaunchServiceWorker feature is enabled. | |
254 // ensureNavigationHintSender()->handleEvent(event); | |
255 | |
165 if (isLinkClick(event) && isLiveLink()) { | 256 if (isLinkClick(event) && isLiveLink()) { |
166 handleClick(event); | 257 handleClick(event); |
167 return; | 258 return; |
168 } | 259 } |
169 } | 260 } |
170 | 261 |
171 HTMLElement::defaultEventHandler(event); | 262 HTMLElement::defaultEventHandler(event); |
172 } | 263 } |
173 | 264 |
174 void HTMLAnchorElement::setActive(bool down) | 265 void HTMLAnchorElement::setActive(bool down) |
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389 return isLink(); | 480 return isLink(); |
390 } | 481 } |
391 | 482 |
392 Node::InsertionNotificationRequest HTMLAnchorElement::insertedInto(ContainerNode * insertionPoint) | 483 Node::InsertionNotificationRequest HTMLAnchorElement::insertedInto(ContainerNode * insertionPoint) |
393 { | 484 { |
394 InsertionNotificationRequest request = HTMLElement::insertedInto(insertionPo int); | 485 InsertionNotificationRequest request = HTMLElement::insertedInto(insertionPo int); |
395 logAddElementIfIsolatedWorldAndInDocument("a", hrefAttr); | 486 logAddElementIfIsolatedWorldAndInDocument("a", hrefAttr); |
396 return request; | 487 return request; |
397 } | 488 } |
398 | 489 |
490 HTMLAnchorElement::NavigationHintSender* HTMLAnchorElement::ensureNavigationHint Sender() | |
491 { | |
492 if (!m_navigationHintSender) | |
493 m_navigationHintSender = NavigationHintSender::create(this); | |
494 return m_navigationHintSender; | |
495 } | |
496 | |
399 } // namespace blink | 497 } // namespace blink |
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