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1 /* | |
2 * Copyright (C) 2010 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 * 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'' AND AN
Y | |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | |
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 */ | |
24 | |
25 #ifndef DOMSettableTokenList_h | |
26 #define DOMSettableTokenList_h | |
27 | |
28 #include "core/dom/DOMTokenList.h" | |
29 #include "core/dom/SpaceSplitString.h" | |
30 #include "platform/heap/Handle.h" | |
31 #include "wtf/RefCounted.h" | |
32 #include "wtf/text/AtomicString.h" | |
33 | |
34 namespace blink { | |
35 | |
36 class ExceptionState; | |
37 | |
38 class CORE_EXPORT DOMSettableTokenListObserver : public WillBeGarbageCollectedMi
xin { | |
39 public: | |
40 // Called when the value property is set, even if the tokens in | |
41 // the set have not changed. | |
42 virtual void valueWasSet() = 0; | |
43 | |
44 DEFINE_INLINE_VIRTUAL_TRACE() { } | |
45 }; | |
46 | |
47 class CORE_EXPORT DOMSettableTokenList | |
48 : public DOMTokenList | |
49 #if !ENABLE(OILPAN) | |
50 , public RefCounted<DOMSettableTokenList> | |
51 #endif | |
52 { | |
53 DEFINE_WRAPPERTYPEINFO(); | |
54 USING_FAST_MALLOC_WILL_BE_REMOVED(DOMSettableTokenList); | |
55 public: | |
56 static PassRefPtrWillBeRawPtr<DOMSettableTokenList> create(DOMSettableTokenL
istObserver* observer = nullptr) | |
57 { | |
58 return adoptRefWillBeNoop(new DOMSettableTokenList(observer)); | |
59 } | |
60 ~DOMSettableTokenList() override; | |
61 | |
62 #if !ENABLE(OILPAN) | |
63 void ref() override { RefCounted<DOMSettableTokenList>::ref(); } | |
64 void deref() override { RefCounted<DOMSettableTokenList>::deref(); } | |
65 #endif | |
66 | |
67 unsigned length() const override { return m_tokens.size(); } | |
68 const AtomicString item(unsigned index) const override; | |
69 | |
70 const AtomicString& value() const override { return m_value; } | |
71 void setValue(const AtomicString&) override; | |
72 | |
73 const SpaceSplitString& tokens() const { return m_tokens; } | |
74 void setObserver(DOMSettableTokenListObserver* observer) { m_observer = obse
rver; } | |
75 | |
76 DECLARE_VIRTUAL_TRACE(); | |
77 | |
78 protected: | |
79 explicit DOMSettableTokenList(DOMSettableTokenListObserver*); | |
80 | |
81 private: | |
82 bool containsInternal(const AtomicString&) const override; | |
83 | |
84 AtomicString m_value; | |
85 SpaceSplitString m_tokens; | |
86 RawPtrWillBeWeakMember<DOMSettableTokenListObserver> m_observer; | |
87 }; | |
88 | |
89 } // namespace blink | |
90 | |
91 #endif // DOMSettableTokenList_h | |
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