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. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #pragma once |
27 | |
28 | #if ENABLE(CONTENT_EXTENSIONS) |
29 | |
30 | #include "CSSStyleSheet.h" |
31 | #include <wtf/HashSet.h> |
32 | #include <wtf/Ref.h> |
33 | #include <wtf/RefCounted.h> |
34 | #include <wtf/text/WTFString.h> |
35 | |
36 | namespace WebCore { |
37 | |
38 | class Document; |
39 | |
40 | namespace ContentExtensions { |
41 | |
42 | class ContentExtensionStyleSheet : public RefCounted<ContentExtensionStyleSheet> { |
43 | public: |
44 | static Ref<ContentExtensionStyleSheet> create(Document& document) |
45 | { |
46 | return adoptRef(*new ContentExtensionStyleSheet(document)); |
47 | } |
48 | virtual ~ContentExtensionStyleSheet(); |
49 | |
50 | bool addDisplayNoneSelector(const String& selector, uint32_t selectorID); |
51 | |
52 | CSSStyleSheet& styleSheet() { return m_styleSheet.get(); } |
53 | |
54 | private: |
55 | ContentExtensionStyleSheet(Document&); |
56 | |
57 | Ref<CSSStyleSheet> m_styleSheet; |
58 | HashSet<uint32_t, DefaultHash<uint32_t>::Hash, WTF::UnsignedWithZeroKeyHashTraits<uint32_t>> m_addedSelectorIDs; |
59 | }; |
60 | |
61 | } // namespace ContentExtensions |
62 | } // namespace WebCore |
63 | |
64 | #endif // ENABLE(CONTENT_EXTENSIONS) |
65 | |