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Side by Side Diff: sky/engine/core/dom/custom/CustomElementDescriptor.h

Issue 885713004: Remove CustomElementDescriptor. (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 10 months ago
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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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTDESCRIPTOR_H_
32 #define SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTDESCRIPTOR_H_
33
34 #include "sky/engine/platform/heap/Handle.h"
35 #include "sky/engine/wtf/HashTableDeletedValueType.h"
36 #include "sky/engine/wtf/text/AtomicString.h"
37
38 namespace blink {
39
40 struct CustomElementDescriptorHash;
41
42 // A Custom Element descriptor is everything necessary to match a
43 // Custom Element instance to a definition.
44 class CustomElementDescriptor {
45 ALLOW_ONLY_INLINE_ALLOCATION();
46 public:
47 CustomElementDescriptor(const AtomicString& localName)
48 : m_localName(localName)
49 {
50 }
51
52 ~CustomElementDescriptor() { }
53
54 // The tag name.
55 const AtomicString& localName() const { return m_localName; }
56
57 // Stuff for hashing.
58
59 CustomElementDescriptor() { }
60 explicit CustomElementDescriptor(WTF::HashTableDeletedValueType value)
61 : m_localName(value) { }
62 bool isHashTableDeletedValue() const { return m_localName.isHashTableDeleted Value(); }
63
64 bool operator==(const CustomElementDescriptor& other) const
65 {
66 return m_localName == other.m_localName;
67 }
68
69 private:
70 AtomicString m_localName;
71 };
72
73 } // namespace blink
74
75 namespace WTF {
76
77 template<typename T> struct DefaultHash;
78 template<> struct DefaultHash<blink::CustomElementDescriptor> {
79 typedef blink::CustomElementDescriptorHash Hash;
80 };
81
82 } // namespace WTF
83
84 #endif // SKY_ENGINE_CORE_DOM_CUSTOM_CUSTOMELEMENTDESCRIPTOR_H_
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