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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 #ifndef ClearButtonElement_h | |
27 #define ClearButtonElement_h | |
28 | |
29 #include "core/html/HTMLDivElement.h" | |
30 #include "platform/wtf/Forward.h" | |
31 | |
32 namespace blink { | |
33 | |
34 class ClearButtonElement final : public HTMLDivElement { | |
35 public: | |
36 class ClearButtonOwner : public GarbageCollectedMixin { | |
37 public: | |
38 virtual ~ClearButtonOwner() {} | |
39 virtual void FocusAndSelectClearButtonOwner() = 0; | |
40 virtual bool ShouldClearButtonRespondToMouseEvents() = 0; | |
41 virtual void ClearValue() = 0; | |
42 }; | |
43 | |
44 static ClearButtonElement* Create(Document&, ClearButtonOwner&); | |
45 void RemoveClearButtonOwner() { clear_button_owner_ = nullptr; } | |
46 | |
47 DECLARE_VIRTUAL_TRACE(); | |
48 | |
49 private: | |
50 ClearButtonElement(Document&, ClearButtonOwner&); | |
51 void DetachLayoutTree(const AttachContext& = AttachContext()) override; | |
52 bool IsMouseFocusable() const override { return false; } | |
53 void DefaultEventHandler(Event*) override; | |
54 bool IsClearButtonElement() const override; | |
55 | |
56 Member<ClearButtonOwner> clear_button_owner_; | |
57 }; | |
58 | |
59 DEFINE_TYPE_CASTS(ClearButtonElement, | |
60 Element, | |
61 element, | |
62 element->IsClearButtonElement(), | |
63 element.IsClearButtonElement()); | |
64 | |
65 } // namespace blink | |
66 | |
67 #endif // ClearButtonElement_h | |
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