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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 |
| (...skipping 16 matching lines...) Expand all Loading... |
| 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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