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1 /* | 1 /* |
2 * Copyright (C) 2010 Google, Inc. All Rights Reserved. | 2 * Copyright (C) 2010 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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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33 #include "wtf/PassRefPtr.h" | 33 #include "wtf/PassRefPtr.h" |
34 #include "wtf/text/TextPosition.h" | 34 #include "wtf/text/TextPosition.h" |
35 | 35 |
36 namespace blink { | 36 namespace blink { |
37 | 37 |
38 class Resource; | 38 class Resource; |
39 class Document; | 39 class Document; |
40 class Element; | 40 class Element; |
41 class HTMLScriptRunnerHost; | 41 class HTMLScriptRunnerHost; |
42 | 42 |
43 class HTMLScriptRunner FINAL : public NoBaseWillBeGarbageCollectedFinalized<HTML
ScriptRunner>, private ScriptResourceClient { | 43 class HTMLScriptRunner final : public NoBaseWillBeGarbageCollectedFinalized<HTML
ScriptRunner>, private ScriptResourceClient { |
44 WTF_MAKE_NONCOPYABLE(HTMLScriptRunner); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMO
VED; | 44 WTF_MAKE_NONCOPYABLE(HTMLScriptRunner); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMO
VED; |
45 public: | 45 public: |
46 static PassOwnPtrWillBeRawPtr<HTMLScriptRunner> create(Document* document, H
TMLScriptRunnerHost* host) | 46 static PassOwnPtrWillBeRawPtr<HTMLScriptRunner> create(Document* document, H
TMLScriptRunnerHost* host) |
47 { | 47 { |
48 return adoptPtrWillBeNoop(new HTMLScriptRunner(document, host)); | 48 return adoptPtrWillBeNoop(new HTMLScriptRunner(document, host)); |
49 } | 49 } |
50 ~HTMLScriptRunner(); | 50 ~HTMLScriptRunner(); |
51 | 51 |
52 void detach(); | 52 void detach(); |
53 | 53 |
54 // Processes the passed in script and any pending scripts if possible. | 54 // Processes the passed in script and any pending scripts if possible. |
55 void execute(PassRefPtrWillBeRawPtr<Element> scriptToProcess, const TextPosi
tion& scriptStartPosition); | 55 void execute(PassRefPtrWillBeRawPtr<Element> scriptToProcess, const TextPosi
tion& scriptStartPosition); |
56 | 56 |
57 void executeScriptsWaitingForLoad(Resource*); | 57 void executeScriptsWaitingForLoad(Resource*); |
58 bool hasScriptsWaitingForResources() const { return m_hasScriptsWaitingForRe
sources; } | 58 bool hasScriptsWaitingForResources() const { return m_hasScriptsWaitingForRe
sources; } |
59 void executeScriptsWaitingForResources(); | 59 void executeScriptsWaitingForResources(); |
60 bool executeScriptsWaitingForParsing(); | 60 bool executeScriptsWaitingForParsing(); |
61 | 61 |
62 bool hasParserBlockingScript() const; | 62 bool hasParserBlockingScript() const; |
63 bool isExecutingScript() const { return !!m_scriptNestingLevel; } | 63 bool isExecutingScript() const { return !!m_scriptNestingLevel; } |
64 | 64 |
65 // ResourceClient | 65 // ResourceClient |
66 virtual void notifyFinished(Resource*) OVERRIDE; | 66 virtual void notifyFinished(Resource*) override; |
67 | 67 |
68 void trace(Visitor*); | 68 void trace(Visitor*); |
69 | 69 |
70 private: | 70 private: |
71 HTMLScriptRunner(Document*, HTMLScriptRunnerHost*); | 71 HTMLScriptRunner(Document*, HTMLScriptRunnerHost*); |
72 | 72 |
73 void executeParsingBlockingScript(); | 73 void executeParsingBlockingScript(); |
74 void executePendingScriptAndDispatchEvent(PendingScript&, PendingScript::Typ
e); | 74 void executePendingScriptAndDispatchEvent(PendingScript&, PendingScript::Typ
e); |
75 void executeParsingBlockingScripts(); | 75 void executeParsingBlockingScripts(); |
76 | 76 |
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96 | 96 |
97 // For tracking the times between script load and compilation, we need to | 97 // For tracking the times between script load and compilation, we need to |
98 // know whether a parser blocking script was loaded previously, or whether | 98 // know whether a parser blocking script was loaded previously, or whether |
99 // it's really loaded when requested. | 99 // it's really loaded when requested. |
100 bool m_parserBlockingScriptAlreadyLoaded; | 100 bool m_parserBlockingScriptAlreadyLoaded; |
101 }; | 101 }; |
102 | 102 |
103 } | 103 } |
104 | 104 |
105 #endif | 105 #endif |
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