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 *
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer
12 *    in the documentation and/or other materials provided with the
13 *    distribution.
14 * 3. Neither the name of Google Inc. nor the names of its contributors
15 *    may be used to endorse or promote products derived from this
16 *    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 CustomElementRegistrationContext_h
32#define CustomElementRegistrationContext_h
33
34#include "core/dom/QualifiedName.h"
35#include "core/dom/custom/CustomElementDescriptor.h"
36#include "core/dom/custom/CustomElementRegistry.h"
37#include "core/dom/custom/CustomElementUpgradeCandidateMap.h"
38#include "platform/heap/Handle.h"
39#include "wtf/HashMap.h"
40#include "wtf/PassOwnPtr.h"
41#include "wtf/PassRefPtr.h"
42#include "wtf/text/AtomicString.h"
43
44namespace blink {
45
46class CustomElementConstructorBuilder;
47class Document;
48class Element;
49class ExceptionState;
50
51class CustomElementRegistrationContext FINAL : public RefCountedWillBeGarbageCollectedFinalized<CustomElementRegistrationContext> {
52public:
53    static PassRefPtrWillBeRawPtr<CustomElementRegistrationContext> create()
54    {
55        return adoptRefWillBeNoop(new CustomElementRegistrationContext());
56    }
57
58    ~CustomElementRegistrationContext() { }
59
60    // Definitions
61    void registerElement(Document*, CustomElementConstructorBuilder*, const AtomicString& type, CustomElement::NameSet validNames, ExceptionState&);
62
63    PassRefPtrWillBeRawPtr<Element> createCustomTagElement(Document&, const QualifiedName&);
64    static void setIsAttributeAndTypeExtension(Element*, const AtomicString& type);
65    static void setTypeExtension(Element*, const AtomicString& type);
66
67    void resolve(Element*, const CustomElementDescriptor&);
68
69    void trace(Visitor*);
70
71protected:
72    CustomElementRegistrationContext();
73
74    // Instance creation
75    void didGiveTypeExtension(Element*, const AtomicString& type);
76
77private:
78    void resolveOrScheduleResolution(Element*, const AtomicString& typeExtension);
79
80    CustomElementRegistry m_registry;
81
82    // Element creation
83    OwnPtrWillBeMember<CustomElementUpgradeCandidateMap> m_candidates;
84};
85
86}
87
88#endif // CustomElementRegistrationContext_h
89
90