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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #ifndef HTMLImportChild_h | 31 #ifndef HTMLImportChild_h |
32 #define HTMLImportChild_h | 32 #define HTMLImportChild_h |
33 | 33 |
34 #include "core/fetch/RawResource.h" | 34 #include "core/fetch/RawResource.h" |
35 #include "core/fetch/ResourceOwner.h" | 35 #include "core/fetch/ResourceOwner.h" |
36 #include "core/html/imports/HTMLImport.h" | 36 #include "core/html/imports/HTMLImport.h" |
37 #include "core/html/imports/HTMLImportLoaderClient.h" | |
38 #include "platform/weborigin/KURL.h" | 37 #include "platform/weborigin/KURL.h" |
39 #include "wtf/Vector.h" | 38 #include "wtf/Vector.h" |
40 | 39 |
41 namespace WebCore { | 40 namespace WebCore { |
42 | 41 |
43 class CustomElementMicrotaskImportStep; | 42 class CustomElementMicrotaskImportStep; |
44 class HTMLImportLoader; | 43 class HTMLImportLoader; |
45 class HTMLImportChildClient; | 44 class HTMLImportChildClient; |
46 class HTMLLinkElement; | 45 class HTMLLinkElement; |
47 | 46 |
48 // | 47 // |
49 // An import tree node subclas to encapsulate imported document | 48 // An import tree node subclas to encapsulate imported document |
50 // lifecycle. This class is owned by LinkStyle. The actual loading | 49 // lifecycle. This class is owned by LinkStyle. The actual loading |
51 // is done by HTMLImportLoader, which can be shared among multiple | 50 // is done by HTMLImportLoader, which can be shared among multiple |
52 // HTMLImportChild of same link URL. | 51 // HTMLImportChild of same link URL. |
53 // | 52 // |
54 // HTMLImportChild implements ResourceClient through ResourceOwner | 53 // HTMLImportChild implements ResourceClient through ResourceOwner |
55 // so that it can speculatively request linked resources while it is unblocked. | 54 // so that it can speculatively request linked resources while it is unblocked. |
56 // | 55 // |
57 class HTMLImportChild FINAL : public HTMLImport, public HTMLImportLoaderClient,
public ResourceOwner<RawResource> { | 56 class HTMLImportChild FINAL : public HTMLImport, public ResourceOwner<RawResourc
e> { |
58 public: | 57 public: |
59 HTMLImportChild(Document&, const KURL&, bool sync); | 58 HTMLImportChild(Document&, const KURL&, bool sync); |
60 virtual ~HTMLImportChild(); | 59 virtual ~HTMLImportChild(); |
61 | 60 |
62 HTMLLinkElement* link() const; | 61 HTMLLinkElement* link() const; |
63 Document* importedDocument() const; | 62 Document* importedDocument() const; |
64 const KURL& url() const { return m_url; } | 63 const KURL& url() const { return m_url; } |
65 | 64 |
66 void wasAlreadyLoaded(); | 65 void wasAlreadyLoaded(); |
67 void startLoading(const ResourcePtr<RawResource>&); | 66 void startLoading(const ResourcePtr<RawResource>&); |
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81 virtual void stateDidChange() OVERRIDE; | 80 virtual void stateDidChange() OVERRIDE; |
82 | 81 |
83 #if !defined(NDEBUG) | 82 #if !defined(NDEBUG) |
84 virtual void showThis() OVERRIDE; | 83 virtual void showThis() OVERRIDE; |
85 #endif | 84 #endif |
86 | 85 |
87 void setClient(HTMLImportChildClient*); | 86 void setClient(HTMLImportChildClient*); |
88 void clearClient(); | 87 void clearClient(); |
89 bool loaderHasError() const; | 88 bool loaderHasError() const; |
90 | 89 |
| 90 void didFinishLoading(); |
| 91 |
91 private: | 92 private: |
92 // RawResourceOwner doing nothing. | 93 // RawResourceOwner doing nothing. |
93 // HTMLImportChild owns the resource so that the contents of prefetched Reso
urce doesn't go away. | 94 // HTMLImportChild owns the resource so that the contents of prefetched Reso
urce doesn't go away. |
94 virtual void responseReceived(Resource*, const ResourceResponse&) OVERRIDE {
} | 95 virtual void responseReceived(Resource*, const ResourceResponse&) OVERRIDE {
} |
95 virtual void dataReceived(Resource*, const char*, int) OVERRIDE { } | 96 virtual void dataReceived(Resource*, const char*, int) OVERRIDE { } |
96 virtual void notifyFinished(Resource*) OVERRIDE { } | 97 virtual void notifyFinished(Resource*) OVERRIDE { } |
97 | 98 |
98 // HTMLImportLoaderClient | |
99 virtual void didFinishLoading() OVERRIDE; | |
100 | |
101 void didFinish(); | 99 void didFinish(); |
102 void createLoader(); | 100 void createLoader(); |
103 void shareLoader(HTMLImportChild*); | 101 void shareLoader(HTMLImportChild*); |
104 void ensureLoader(); | 102 void ensureLoader(); |
105 | 103 |
106 Document& m_master; | 104 Document& m_master; |
107 KURL m_url; | 105 KURL m_url; |
108 CustomElementMicrotaskImportStep* m_customElementMicrotaskStep; | 106 CustomElementMicrotaskImportStep* m_customElementMicrotaskStep; |
109 RefPtr<HTMLImportLoader> m_loader; | 107 RefPtr<HTMLImportLoader> m_loader; |
110 HTMLImportChildClient* m_client; | 108 HTMLImportChildClient* m_client; |
111 }; | 109 }; |
112 | 110 |
113 inline HTMLImportChild* toHTMLImportChild(HTMLImport* import) | 111 inline HTMLImportChild* toHTMLImportChild(HTMLImport* import) |
114 { | 112 { |
115 ASSERT(!import || import->isChild()); | 113 ASSERT(!import || import->isChild()); |
116 return static_cast<HTMLImportChild*>(import); | 114 return static_cast<HTMLImportChild*>(import); |
117 } | 115 } |
118 | 116 |
119 } // namespace WebCore | 117 } // namespace WebCore |
120 | 118 |
121 #endif // HTMLImportChild_h | 119 #endif // HTMLImportChild_h |
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