2 * Copyright (C) 2010 Google, Inc. All Rights Reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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26 #ifndef ScriptRunner_h
27 #define ScriptRunner_h
29 #include "core/fetch/ResourcePtr.h"
30 #include "platform/Timer.h"
31 #include "platform/heap/Handle.h"
32 #include "wtf/HashMap.h"
33 #include "wtf/Noncopyable.h"
34 #include "wtf/PassOwnPtr.h"
35 #include "wtf/Vector.h"
43 class ScriptRunner final : public NoBaseWillBeGarbageCollectedFinalized<ScriptRunner> {
44 WTF_MAKE_NONCOPYABLE(ScriptRunner); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
46 static PassOwnPtrWillBeRawPtr<ScriptRunner> create(Document* document)
48 return adoptPtrWillBeNoop(new ScriptRunner(document));
52 enum ExecutionType { ASYNC_EXECUTION, IN_ORDER_EXECUTION };
53 void queueScriptForExecution(ScriptLoader*, ExecutionType);
54 bool hasPendingScripts() const { return !m_scriptsToExecuteSoon.isEmpty() || !m_scriptsToExecuteInOrder.isEmpty() || !m_pendingAsyncScripts.isEmpty(); }
57 void notifyScriptReady(ScriptLoader*, ExecutionType);
58 void notifyScriptLoadError(ScriptLoader*, ExecutionType);
60 void movePendingAsyncScript(ScriptRunner*, ScriptLoader*);
65 explicit ScriptRunner(Document*);
67 void timerFired(Timer<ScriptRunner>*);
69 void addPendingAsyncScript(ScriptLoader*);
71 RawPtrWillBeMember<Document> m_document;
72 WillBeHeapVector<RawPtrWillBeMember<ScriptLoader> > m_scriptsToExecuteInOrder;
73 // http://www.whatwg.org/specs/web-apps/current-work/#set-of-scripts-that-will-execute-as-soon-as-possible
74 WillBeHeapVector<RawPtrWillBeMember<ScriptLoader> > m_scriptsToExecuteSoon;
75 WillBeHeapHashSet<RawPtrWillBeMember<ScriptLoader> > m_pendingAsyncScripts;
76 Timer<ScriptRunner> m_timer;