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1 /* | |
2 * Copyright (C) 2012 Adobe Systems Incorporated. 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 | |
9 * copyright notice, this list of conditions and the following | |
10 * disclaimer. | |
11 * 2. Redistributions in binary form must reproduce the above | |
12 * copyright notice, this list of conditions and the following | |
13 * disclaimer in the documentation and/or other materials | |
14 * provided with the distribution. | |
15 * | |
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "AS IS" AND ANY | |
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE | |
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, | |
21 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
25 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF | |
26 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
27 * SUCH DAMAGE. | |
28 */ | |
29 | |
30 #ifndef NamedFlowCollection_h | |
31 #define NamedFlowCollection_h | |
32 | |
33 #include "core/dom/DocumentLifecycleObserver.h" | |
34 #include "core/dom/NamedFlow.h" | |
35 #include "wtf/Forward.h" | |
36 #include "wtf/ListHashSet.h" | |
37 #include "wtf/PassRefPtr.h" | |
38 #include "wtf/RefCounted.h" | |
39 #include "wtf/Vector.h" | |
40 | |
41 namespace WebCore { | |
42 | |
43 class Document; | |
44 class DOMNamedFlowCollection; | |
45 | |
46 class NamedFlowCollection FINAL : public RefCounted<NamedFlowCollection>, public
DocumentLifecycleObserver { | |
47 public: | |
48 static PassRefPtr<NamedFlowCollection> create(Document* doc) { return adoptR
ef(new NamedFlowCollection(doc)); } | |
49 | |
50 Vector<RefPtr<NamedFlow> > namedFlows(); | |
51 NamedFlow* flowByName(const AtomicString&); | |
52 PassRefPtr<NamedFlow> ensureFlowWithName(const AtomicString&); | |
53 | |
54 void discardNamedFlow(NamedFlow*); | |
55 | |
56 Document* document() const; | |
57 | |
58 virtual ~NamedFlowCollection() { } | |
59 | |
60 PassRefPtr<DOMNamedFlowCollection> createCSSOMSnapshot(); | |
61 | |
62 private: | |
63 struct NamedFlowHashFunctions; | |
64 struct NamedFlowHashTranslator; | |
65 | |
66 typedef ListHashSet<NamedFlow*, 1, NamedFlowHashFunctions> NamedFlowSet; | |
67 | |
68 explicit NamedFlowCollection(Document*); | |
69 | |
70 NamedFlowSet m_namedFlows; | |
71 }; | |
72 | |
73 } // namespace WebCore | |
74 | |
75 #endif // NamedFlowCollection_h | |
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