Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 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 CustomElementDescriptor_h |
| 32 | #define CustomElementDescriptor_h |
| 33 | |
Ben Murdoch | 0019e4e | 2013-07-18 11:57:54 +0100 | [diff] [blame] | 34 | #include "wtf/HashTableDeletedValueType.h" |
Ben Murdoch | e69819b | 2013-07-17 14:56:49 +0100 | [diff] [blame] | 35 | #include "wtf/text/AtomicString.h" |
| 36 | |
| 37 | namespace WebCore { |
| 38 | |
| 39 | struct CustomElementDescriptorHash; |
| 40 | |
| 41 | // A Custom Element descriptor is everything necessary to match a |
| 42 | // Custom Element instance to a definition. |
| 43 | class CustomElementDescriptor { |
| 44 | public: |
| 45 | CustomElementDescriptor(const AtomicString& type, const AtomicString& namespaceURI, const AtomicString& localName) |
| 46 | : m_type(type) |
| 47 | , m_namespaceURI(namespaceURI) |
| 48 | , m_localName(localName) |
| 49 | { |
| 50 | } |
| 51 | |
| 52 | ~CustomElementDescriptor() { } |
| 53 | |
| 54 | // Specifies whether the custom element is in the HTML or SVG |
| 55 | // namespace. |
| 56 | const AtomicString& namespaceURI() const { return m_namespaceURI; } |
| 57 | |
| 58 | // The tag name. |
| 59 | const AtomicString& localName() const { return m_localName; } |
| 60 | |
| 61 | // The name of the definition. For custom tags, this is the tag |
| 62 | // name and the same as "localName". For type extensions, this is |
| 63 | // the value of the "is" attribute. |
| 64 | const AtomicString& type() const { return m_type; } |
| 65 | |
| 66 | bool isTypeExtension() const { return m_type != m_localName; } |
| 67 | |
| 68 | // Stuff for hashing. |
| 69 | |
| 70 | CustomElementDescriptor() { } |
| 71 | explicit CustomElementDescriptor(WTF::HashTableDeletedValueType value) |
| 72 | : m_type(value) { } |
| 73 | bool isHashTableDeletedValue() const { return m_type.isHashTableDeletedValue(); } |
| 74 | |
| 75 | bool operator==(const CustomElementDescriptor& other) const |
| 76 | { |
| 77 | return m_type == other.m_type |
| 78 | && m_localName == other.m_localName |
| 79 | && m_namespaceURI == other.m_namespaceURI; |
| 80 | } |
| 81 | |
| 82 | private: |
| 83 | AtomicString m_type; |
| 84 | AtomicString m_namespaceURI; |
| 85 | AtomicString m_localName; |
| 86 | }; |
| 87 | |
| 88 | } // namespace WebCore |
| 89 | |
| 90 | namespace WTF { |
| 91 | |
| 92 | template<typename T> struct DefaultHash; |
| 93 | template<> struct DefaultHash<WebCore::CustomElementDescriptor> { |
| 94 | typedef WebCore::CustomElementDescriptorHash Hash; |
| 95 | }; |
| 96 | |
| 97 | } // namespace WTF |
| 98 | |
| 99 | #endif // CustomElementDescriptor_h |