1/*
2 * Copyright (C) 2015, 2016 Apple 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. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "ContextDestructionObserver.h"
29#include "QualifiedName.h"
30#include <wtf/HashMap.h>
31#include <wtf/text/AtomicString.h>
32#include <wtf/text/AtomicStringHash.h>
33
34namespace JSC {
35
36class JSObject;
37class JSValue;
38
39}
40
41namespace WebCore {
42
43class CustomElementRegistry;
44class DOMWindow;
45class DeferredPromise;
46class Element;
47class JSCustomElementInterface;
48class Node;
49class QualifiedName;
50
51class CustomElementRegistry : public RefCounted<CustomElementRegistry>, public ContextDestructionObserver {
52public:
53 static Ref<CustomElementRegistry> create(DOMWindow&, ScriptExecutionContext*);
54 ~CustomElementRegistry();
55
56 void addElementDefinition(Ref<JSCustomElementInterface>&&);
57
58 bool& elementDefinitionIsRunning() { return m_elementDefinitionIsRunning; }
59
60 JSCustomElementInterface* findInterface(const Element&) const;
61 JSCustomElementInterface* findInterface(const QualifiedName&) const;
62 JSCustomElementInterface* findInterface(const AtomicString&) const;
63 JSCustomElementInterface* findInterface(const JSC::JSObject*) const;
64 bool containsConstructor(const JSC::JSObject*) const;
65
66 JSC::JSValue get(const AtomicString&);
67 void upgrade(Node& root);
68
69 HashMap<AtomicString, Ref<DeferredPromise>>& promiseMap() { return m_promiseMap; }
70
71private:
72 CustomElementRegistry(DOMWindow&, ScriptExecutionContext*);
73
74 DOMWindow& m_window;
75 HashMap<AtomicString, Ref<JSCustomElementInterface>> m_nameMap;
76 HashMap<const JSC::JSObject*, JSCustomElementInterface*> m_constructorMap;
77 HashMap<AtomicString, Ref<DeferredPromise>> m_promiseMap;
78
79 bool m_elementDefinitionIsRunning { false };
80
81 friend class ElementDefinitionIsRunningSetForScope;
82};
83
84}
85