15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2010 Google, Inc. All Rights Reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * documentation and/or other materials provided with the distribution. 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2302772c6a72f1ee0b226341a4f4439970c29fc861Ben Murdoch * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef ScriptRunner_h 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ScriptRunner_h 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 29e1f1df5f01594c0e62e751e4b46e779b85c2faa5Torne (Richard Coles)#include "core/fetch/ResourcePtr.h" 301e202183a5dc46166763171984b285173f8585e5Torne (Richard Coles)#include "platform/Timer.h" 31f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)#include "platform/heap/Handle.h" 32591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch#include "wtf/HashMap.h" 33591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch#include "wtf/Noncopyable.h" 34591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch#include "wtf/PassOwnPtr.h" 35591b958dee2cf159d33a0b931e6231072eaf38d5Ben Murdoch#include "wtf/Vector.h" 365c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 37c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 393c9e4aeaee9f9b0a9a814da07bcb33319c7ea363Ben Murdochclass ScriptResource; 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class Document; 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)class PendingScript; 42e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdochclass ScriptLoader; 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 44f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles)class ScriptRunner FINAL : public NoBaseWillBeGarbageCollectedFinalized<ScriptRunner> { 45f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) WTF_MAKE_NONCOPYABLE(ScriptRunner); WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED; 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)public: 47f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) static PassOwnPtrWillBeRawPtr<ScriptRunner> create(Document* document) 48f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) { 49f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) return adoptPtrWillBeNoop(new ScriptRunner(document)); 50f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) } 515c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) ~ScriptRunner(); 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) enum ExecutionType { ASYNC_EXECUTION, IN_ORDER_EXECUTION }; 543c9e4aeaee9f9b0a9a814da07bcb33319c7ea363Ben Murdoch void queueScriptForExecution(ScriptLoader*, ResourcePtr<ScriptResource>, ExecutionType); 555c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) bool hasPendingScripts() const { return !m_scriptsToExecuteSoon.isEmpty() || !m_scriptsToExecuteInOrder.isEmpty() || !m_pendingAsyncScripts.isEmpty(); } 565c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void suspend(); 575c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void resume(); 58e69819bd8e388ea4ad1636a19aa6b2eed4952191Ben Murdoch void notifyScriptReady(ScriptLoader*, ExecutionType); 59a854de003a23bf3c7f95ec0f8154ada64092ff5cTorne (Richard Coles) void notifyScriptLoadError(ScriptLoader*, ExecutionType); 605c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 617242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci void movePendingAsyncScript(ScriptRunner*, ScriptLoader*); 627242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 63f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) void trace(Visitor*); 64f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) 655c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)private: 665c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) explicit ScriptRunner(Document*); 675c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 685c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) void timerFired(Timer<ScriptRunner>*); 695c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 707242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci void addPendingAsyncScript(ScriptLoader*, const PendingScript&); 717242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 72f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) RawPtrWillBeMember<Document> m_document; 73f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) // FIXME: Oilpan: consider using heap vectors and hash map here; 74f6b7aed3f7ce69aca0d7a032d144cbd088b04393Torne (Richard Coles) // PendingScript does have a (trivial) destructor, however. 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<PendingScript> m_scriptsToExecuteInOrder; 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Vector<PendingScript> m_scriptsToExecuteSoon; // http://www.whatwg.org/specs/web-apps/current-work/#set-of-scripts-that-will-execute-as-soon-as-possible 77197021e6b966cfb06891637935ef33fff06433d1Ben Murdoch WillBeHeapHashMap<ScriptLoader*, PendingScript> m_pendingAsyncScripts; 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) Timer<ScriptRunner> m_timer; 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)}; 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif 84