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 CustomElement_h
32#define CustomElement_h
33
34#include "core/dom/custom/CustomElementDefinition.h"
35#include "wtf/HashMap.h"
36#include "wtf/Noncopyable.h"
37#include "wtf/PassRefPtr.h"
38#include "wtf/RefPtr.h"
39#include "wtf/Vector.h"
40#include "wtf/text/AtomicString.h"
41
42namespace blink {
43
44class CustomElementMicrotaskImportStep;
45class Document;
46class Element;
47class HTMLImportChild;
48
49class CustomElement {
50public:
51    enum NameSet {
52        EmbedderNames = 1 << 0,
53        StandardNames = 1 << 1,
54        AllNames = EmbedderNames | StandardNames
55    };
56    static bool isValidName(const AtomicString& name, NameSet validNames = AllNames);
57    static void addEmbedderCustomElementName(const AtomicString& name);
58
59    // API to notify of document-level changes
60    static CustomElementMicrotaskImportStep* didCreateImport(HTMLImportChild*);
61    static void didFinishLoadingImport(Document& master);
62
63    // API for registration contexts
64    static void define(Element*, PassRefPtr<CustomElementDefinition>);
65
66    // API for Element to kick off changes
67
68    static void attributeDidChange(Element*, const AtomicString& name, const AtomicString& oldValue, const AtomicString& newValue);
69    static void didAttach(Element*, const Document&);
70    static void didDetach(Element*, const Document&);
71    static void wasDestroyed(Element*);
72
73private:
74    CustomElement();
75
76    static Vector<AtomicString>& embedderCustomElementNames();
77};
78
79}
80
81#endif // CustomElement_h
82