1/*
2 * Copyright (C) 2015 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
29#include "HTMLElement.h"
30
31namespace WebCore {
32
33class HTMLSlotElement final : public HTMLElement {
34 WTF_MAKE_ISO_ALLOCATED(HTMLSlotElement);
35public:
36 static Ref<HTMLSlotElement> create(const QualifiedName&, Document&);
37
38 const Vector<Node*>* assignedNodes() const;
39 struct AssignedNodesOptions {
40 bool flatten;
41 };
42 Vector<Ref<Node>> assignedNodes(const AssignedNodesOptions&) const;
43 Vector<Ref<Element>> assignedElements(const AssignedNodesOptions&) const;
44
45 void enqueueSlotChangeEvent();
46 void didRemoveFromSignalSlotList() { m_inSignalSlotList = false; }
47
48 void dispatchSlotChangeEvent();
49
50private:
51 HTMLSlotElement(const QualifiedName&, Document&);
52
53 InsertedIntoAncestorResult insertedIntoAncestor(InsertionType, ContainerNode&) final;
54 void removedFromAncestor(RemovalType, ContainerNode&) final;
55 void childrenChanged(const ChildChange&) final;
56 void attributeChanged(const QualifiedName&, const AtomString& oldValue, const AtomString& newValue, AttributeModificationReason) final;
57
58 bool m_inSignalSlotList { false };
59};
60
61}
62
63