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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org> | 2 * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org> |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
| 13 * | 13 * |
| 14 * You should have received a copy of the GNU Library General Public License | 14 * You should have received a copy of the GNU Library General Public License |
| 15 * along with this library; see the file COPYING.LIB. If not, write to | 15 * along with this library; see the file COPYING.LIB. If not, write to |
| 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
| 18 * | 18 * |
| 19 */ | 19 */ |
| 20 | 20 |
| 21 #ifndef ScriptElement_h | 21 #ifndef ScriptLoader_h |
| 22 #define ScriptElement_h | 22 #define ScriptLoader_h |
| 23 | 23 |
| 24 #include "core/loader/cache/CachedResourceClient.h" | 24 #include "core/loader/cache/CachedResourceClient.h" |
| 25 #include "core/loader/cache/CachedResourceHandle.h" | 25 #include "core/loader/cache/CachedResourceHandle.h" |
| 26 #include <wtf/text/TextPosition.h> | 26 #include "wtf/text/TextPosition.h" |
| 27 #include <wtf/text/WTFString.h> | 27 #include "wtf/text/WTFString.h" |
| 28 | 28 |
| 29 namespace WebCore { | 29 namespace WebCore { |
| 30 | 30 |
| 31 class CachedScript; | 31 class CachedScript; |
| 32 class ContainerNode; | 32 class ContainerNode; |
| 33 class Element; | 33 class Element; |
| 34 class ScriptElement; | 34 class ScriptLoaderClient; |
| 35 class ScriptSourceCode; | 35 class ScriptSourceCode; |
| 36 | 36 |
| 37 class ScriptElementClient { | 37 |
| 38 class ScriptLoader : private CachedResourceClient { |
| 38 public: | 39 public: |
| 39 virtual ~ScriptElementClient() { } | 40 static PassOwnPtr<ScriptLoader> create(Element*, bool createdByParser, bool
isEvaluated); |
| 40 | 41 virtual ~ScriptLoader(); |
| 41 virtual void dispatchLoadEvent() = 0; | |
| 42 | |
| 43 virtual String sourceAttributeValue() const = 0; | |
| 44 virtual String charsetAttributeValue() const = 0; | |
| 45 virtual String typeAttributeValue() const = 0; | |
| 46 virtual String languageAttributeValue() const = 0; | |
| 47 virtual String forAttributeValue() const = 0; | |
| 48 virtual String eventAttributeValue() const = 0; | |
| 49 virtual bool asyncAttributeValue() const = 0; | |
| 50 virtual bool deferAttributeValue() const = 0; | |
| 51 virtual bool hasSourceAttribute() const = 0; | |
| 52 }; | |
| 53 | |
| 54 class ScriptElement : private CachedResourceClient { | |
| 55 public: | |
| 56 static PassOwnPtr<ScriptElement> create(Element*, bool createdByParser, bool
isEvaluated); | |
| 57 virtual ~ScriptElement(); | |
| 58 | 42 |
| 59 Element* element() const { return m_element; } | 43 Element* element() const { return m_element; } |
| 60 | 44 |
| 61 enum LegacyTypeSupport { DisallowLegacyTypeInTypeAttribute, AllowLegacyTypeI
nTypeAttribute }; | 45 enum LegacyTypeSupport { DisallowLegacyTypeInTypeAttribute, AllowLegacyTypeI
nTypeAttribute }; |
| 62 bool prepareScript(const TextPosition& scriptStartPosition = TextPosition::m
inimumPosition(), LegacyTypeSupport = DisallowLegacyTypeInTypeAttribute); | 46 bool prepareScript(const TextPosition& scriptStartPosition = TextPosition::m
inimumPosition(), LegacyTypeSupport = DisallowLegacyTypeInTypeAttribute); |
| 63 | 47 |
| 64 String scriptCharset() const { return m_characterEncoding; } | 48 String scriptCharset() const { return m_characterEncoding; } |
| 65 String scriptContent() const; | 49 String scriptContent() const; |
| 66 void executeScript(const ScriptSourceCode&); | 50 void executeScript(const ScriptSourceCode&); |
| 67 void execute(CachedScript*); | 51 void execute(CachedScript*); |
| (...skipping 14 matching lines...) Expand all Loading... |
| 82 bool alreadyStarted() const { return m_alreadyStarted; } | 66 bool alreadyStarted() const { return m_alreadyStarted; } |
| 83 bool forceAsync() const { return m_forceAsync; } | 67 bool forceAsync() const { return m_forceAsync; } |
| 84 | 68 |
| 85 // Helper functions used by our parent classes. | 69 // Helper functions used by our parent classes. |
| 86 void insertedInto(ContainerNode*); | 70 void insertedInto(ContainerNode*); |
| 87 void childrenChanged(); | 71 void childrenChanged(); |
| 88 void handleSourceAttribute(const String& sourceUrl); | 72 void handleSourceAttribute(const String& sourceUrl); |
| 89 void handleAsyncAttribute(); | 73 void handleAsyncAttribute(); |
| 90 | 74 |
| 91 private: | 75 private: |
| 92 ScriptElement(Element*, bool createdByParser, bool isEvaluated); | 76 ScriptLoader(Element*, bool createdByParser, bool isEvaluated); |
| 93 | 77 |
| 94 bool ignoresLoadRequest() const; | 78 bool ignoresLoadRequest() const; |
| 95 bool isScriptForEventSupported() const; | 79 bool isScriptForEventSupported() const; |
| 96 | 80 |
| 97 bool requestScript(const String& sourceUrl); | 81 bool requestScript(const String& sourceUrl); |
| 98 void stopLoadRequest(); | 82 void stopLoadRequest(); |
| 99 | 83 |
| 100 ScriptElementClient* client() const; | 84 ScriptLoaderClient* client() const; |
| 101 | 85 |
| 102 // CachedResourceClient | 86 // CachedResourceClient |
| 103 virtual void notifyFinished(CachedResource*) OVERRIDE; | 87 virtual void notifyFinished(CachedResource*) OVERRIDE; |
| 104 | 88 |
| 105 Element* m_element; | 89 Element* m_element; |
| 106 CachedResourceHandle<CachedScript> m_cachedScript; | 90 CachedResourceHandle<CachedScript> m_cachedScript; |
| 107 WTF::OrdinalNumber m_startLineNumber; | 91 WTF::OrdinalNumber m_startLineNumber; |
| 108 bool m_parserInserted : 1; | 92 bool m_parserInserted : 1; |
| 109 bool m_isExternalScript : 1; | 93 bool m_isExternalScript : 1; |
| 110 bool m_alreadyStarted : 1; | 94 bool m_alreadyStarted : 1; |
| 111 bool m_haveFiredLoad : 1; | 95 bool m_haveFiredLoad : 1; |
| 112 bool m_willBeParserExecuted : 1; // Same as "The parser will handle executin
g the script." | 96 bool m_willBeParserExecuted : 1; // Same as "The parser will handle executin
g the script." |
| 113 bool m_readyToBeParserExecuted : 1; | 97 bool m_readyToBeParserExecuted : 1; |
| 114 bool m_willExecuteWhenDocumentFinishedParsing : 1; | 98 bool m_willExecuteWhenDocumentFinishedParsing : 1; |
| 115 bool m_forceAsync : 1; | 99 bool m_forceAsync : 1; |
| 116 bool m_willExecuteInOrder : 1; | 100 bool m_willExecuteInOrder : 1; |
| 117 String m_characterEncoding; | 101 String m_characterEncoding; |
| 118 String m_fallbackCharacterEncoding; | 102 String m_fallbackCharacterEncoding; |
| 119 }; | 103 }; |
| 120 | 104 |
| 121 ScriptElement* toScriptElementIfPossible(Element*); | 105 ScriptLoader* toScriptLoaderIfPossible(Element*); |
| 122 | 106 |
| 123 inline PassOwnPtr<ScriptElement> ScriptElement::create(Element* element, bool cr
eatedByParser, bool isEvaluated) | 107 inline PassOwnPtr<ScriptLoader> ScriptLoader::create(Element* element, bool crea
tedByParser, bool isEvaluated) |
| 124 { | 108 { |
| 125 return adoptPtr(new ScriptElement(element, createdByParser, isEvaluated)); | 109 return adoptPtr(new ScriptLoader(element, createdByParser, isEvaluated)); |
| 126 } | 110 } |
| 127 | 111 |
| 128 } | 112 } |
| 129 | 113 |
| 130 | 114 |
| 131 #endif | 115 #endif |
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