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1 /* | |
2 * Copyright (C) 2013 Google 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. AND ITS CONTRIBUTORS ``AS IS'' AND | |
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
16 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE | |
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
19 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
20 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
23 * SUCH DAMAGE. | |
24 */ | |
25 | |
26 #include "core/html/shadow/ClearButtonElement.h" | |
27 | |
28 #include "core/events/MouseEvent.h" | |
29 #include "core/frame/LocalFrame.h" | |
30 #include "core/html/shadow/ShadowElementNames.h" | |
31 #include "core/input/EventHandler.h" | |
32 #include "core/layout/LayoutObject.h" | |
33 | |
34 namespace blink { | |
35 | |
36 using namespace HTMLNames; | |
37 | |
38 inline ClearButtonElement::ClearButtonElement( | |
39 Document& document, | |
40 ClearButtonOwner& clear_button_owner) | |
41 : HTMLDivElement(document), clear_button_owner_(&clear_button_owner) {} | |
42 | |
43 ClearButtonElement* ClearButtonElement::Create( | |
44 Document& document, | |
45 ClearButtonOwner& clear_button_owner) { | |
46 ClearButtonElement* element = | |
47 new ClearButtonElement(document, clear_button_owner); | |
48 element->SetShadowPseudoId(AtomicString("-webkit-clear-button")); | |
49 element->setAttribute(idAttr, ShadowElementNames::ClearButton()); | |
50 return element; | |
51 } | |
52 | |
53 void ClearButtonElement::DetachLayoutTree(const AttachContext& context) { | |
54 HTMLDivElement::DetachLayoutTree(context); | |
55 } | |
56 | |
57 void ClearButtonElement::DefaultEventHandler(Event* event) { | |
58 if (!clear_button_owner_) { | |
59 if (!event->DefaultHandled()) | |
60 HTMLDivElement::DefaultEventHandler(event); | |
61 return; | |
62 } | |
63 | |
64 if (!clear_button_owner_->ShouldClearButtonRespondToMouseEvents()) { | |
65 if (!event->DefaultHandled()) | |
66 HTMLDivElement::DefaultEventHandler(event); | |
67 return; | |
68 } | |
69 | |
70 if (event->type() == EventTypeNames::click) { | |
71 if (GetLayoutObject() && GetLayoutObject()->VisibleToHitTesting()) { | |
72 clear_button_owner_->FocusAndSelectClearButtonOwner(); | |
73 clear_button_owner_->ClearValue(); | |
74 event->SetDefaultHandled(); | |
75 } | |
76 } | |
77 | |
78 if (!event->DefaultHandled()) | |
79 HTMLDivElement::DefaultEventHandler(event); | |
80 } | |
81 | |
82 bool ClearButtonElement::IsClearButtonElement() const { | |
83 return true; | |
84 } | |
85 | |
86 DEFINE_TRACE(ClearButtonElement) { | |
87 visitor->Trace(clear_button_owner_); | |
88 HTMLDivElement::Trace(visitor); | |
89 } | |
90 | |
91 } // namespace blink | |
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