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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "config.h" | 5 #include "config.h" |
6 #include "core/dom/custom/CustomElementMicrotaskDispatcher.h" | 6 #include "core/dom/custom/CustomElementMicrotaskDispatcher.h" |
7 | 7 |
8 #include "core/dom/Microtask.h" | 8 #include "core/dom/Microtask.h" |
9 #include "core/dom/custom/CustomElementCallbackDispatcher.h" | 9 #include "core/dom/custom/CustomElementCallbackDispatcher.h" |
10 #include "core/dom/custom/CustomElementCallbackQueue.h" | 10 #include "core/dom/custom/CustomElementCallbackQueue.h" |
11 #include "core/dom/custom/CustomElementMicrotaskImportStep.h" | 11 #include "core/dom/custom/CustomElementMicrotaskImportStep.h" |
12 #include "core/dom/custom/CustomElementMicrotaskQueue.h" | 12 #include "core/dom/custom/CustomElementMicrotaskQueue.h" |
13 #include "core/dom/custom/CustomElementScheduler.h" | 13 #include "core/dom/custom/CustomElementScheduler.h" |
14 #include "core/html/imports/HTMLImportLoader.h" | 14 #include "core/html/imports/HTMLImportLoader.h" |
15 #include "wtf/MainThread.h" | 15 #include "wtf/MainThread.h" |
16 | 16 |
17 namespace WebCore { | 17 namespace WebCore { |
18 | 18 |
19 static const CustomElementCallbackQueue::ElementQueueId kMicrotaskQueueId = 0; | 19 static const CustomElementCallbackQueue::ElementQueueId kMicrotaskQueueId = 0; |
20 | 20 |
21 CustomElementMicrotaskDispatcher::CustomElementMicrotaskDispatcher() | 21 CustomElementMicrotaskDispatcher::CustomElementMicrotaskDispatcher() |
22 : m_hasScheduledMicrotask(false) | 22 : m_hasScheduledMicrotask(false) |
23 , m_phase(Quiescent) | 23 , m_phase(Quiescent) |
24 , m_resolutionAndImports(CustomElementMicrotaskQueue::create()) | 24 , m_resolutionAndImports(CustomElementMicrotaskQueue::create()) |
25 { | 25 { |
26 } | 26 } |
27 | 27 |
28 CustomElementMicrotaskDispatcher& CustomElementMicrotaskDispatcher::instance() | 28 CustomElementMicrotaskDispatcher& CustomElementMicrotaskDispatcher::instance() |
29 { | 29 { |
| 30 #if ENABLE(OILPAN) |
| 31 DEFINE_STATIC_LOCAL(Persistent<CustomElementMicrotaskDispatcher>, instance,
(new CustomElementMicrotaskDispatcher())); |
| 32 return *instance; |
| 33 #else |
30 DEFINE_STATIC_LOCAL(CustomElementMicrotaskDispatcher, instance, ()); | 34 DEFINE_STATIC_LOCAL(CustomElementMicrotaskDispatcher, instance, ()); |
31 return instance; | 35 return instance; |
| 36 #endif |
32 } | 37 } |
33 | 38 |
34 void CustomElementMicrotaskDispatcher::enqueue(HTMLImportLoader* importLoader, P
assOwnPtr<CustomElementMicrotaskStep> step) | 39 void CustomElementMicrotaskDispatcher::enqueue(HTMLImportLoader* importLoader, P
assOwnPtrWillBeRawPtr<CustomElementMicrotaskStep> step) |
35 { | 40 { |
36 ASSERT(m_phase == Quiescent || m_phase == DispatchingCallbacks); | 41 ASSERT(m_phase == Quiescent || m_phase == DispatchingCallbacks); |
37 ensureMicrotaskScheduled(); | 42 ensureMicrotaskScheduled(); |
38 if (importLoader) | 43 if (importLoader) |
39 importLoader->microtaskQueue()->enqueue(step); | 44 importLoader->microtaskQueue()->enqueue(step); |
40 else | 45 else |
41 m_resolutionAndImports->enqueue(step); | 46 m_resolutionAndImports->enqueue(step); |
42 } | 47 } |
43 | 48 |
44 void CustomElementMicrotaskDispatcher::enqueue(CustomElementCallbackQueue* queue
) | 49 void CustomElementMicrotaskDispatcher::enqueue(CustomElementCallbackQueue* queue
) |
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77 | 82 |
78 // Finishing microtask work deletes all | 83 // Finishing microtask work deletes all |
79 // CustomElementCallbackQueues. Being in a callback delivery scope | 84 // CustomElementCallbackQueues. Being in a callback delivery scope |
80 // implies those queues could still be in use. | 85 // implies those queues could still be in use. |
81 ASSERT_WITH_SECURITY_IMPLICATION(!CustomElementCallbackDispatcher::inCallbac
kDeliveryScope()); | 86 ASSERT_WITH_SECURITY_IMPLICATION(!CustomElementCallbackDispatcher::inCallbac
kDeliveryScope()); |
82 | 87 |
83 m_phase = Resolving; | 88 m_phase = Resolving; |
84 m_resolutionAndImports->dispatch(); | 89 m_resolutionAndImports->dispatch(); |
85 | 90 |
86 m_phase = DispatchingCallbacks; | 91 m_phase = DispatchingCallbacks; |
87 for (Vector<CustomElementCallbackQueue*>::iterator it = m_elements.begin();i
t != m_elements.end(); ++it) { | 92 for (WillBeHeapVector<RawPtrWillBeMember<CustomElementCallbackQueue> >::iter
ator it = m_elements.begin();it != m_elements.end(); ++it) { |
88 // Created callback may enqueue an attached callback. | 93 // Created callback may enqueue an attached callback. |
89 CustomElementCallbackDispatcher::CallbackDeliveryScope scope; | 94 CustomElementCallbackDispatcher::CallbackDeliveryScope scope; |
90 (*it)->processInElementQueue(kMicrotaskQueueId); | 95 (*it)->processInElementQueue(kMicrotaskQueueId); |
91 } | 96 } |
92 | 97 |
93 m_elements.clear(); | 98 m_elements.clear(); |
94 CustomElementScheduler::microtaskDispatcherDidFinish(); | 99 CustomElementScheduler::microtaskDispatcherDidFinish(); |
95 m_phase = Quiescent; | 100 m_phase = Quiescent; |
96 } | 101 } |
97 | 102 |
| 103 void CustomElementMicrotaskDispatcher::trace(Visitor* visitor) |
| 104 { |
| 105 visitor->trace(m_resolutionAndImports); |
| 106 #if ENABLE(OILPAN) |
| 107 visitor->trace(m_elements); |
| 108 #endif |
| 109 } |
| 110 |
98 #if !defined(NDEBUG) | 111 #if !defined(NDEBUG) |
99 void CustomElementMicrotaskDispatcher::show() | 112 void CustomElementMicrotaskDispatcher::show() |
100 { | 113 { |
101 fprintf(stderr, "Dispatcher:\n"); | 114 fprintf(stderr, "Dispatcher:\n"); |
102 m_resolutionAndImports->show(1); | 115 m_resolutionAndImports->show(1); |
103 } | 116 } |
104 #endif | 117 #endif |
105 | 118 |
106 } // namespace WebCore | 119 } // namespace WebCore |
107 | 120 |
108 #if !defined(NDEBUG) | 121 #if !defined(NDEBUG) |
109 void showCEMD() | 122 void showCEMD() |
110 { | 123 { |
111 WebCore::CustomElementMicrotaskDispatcher::instance().show(); | 124 WebCore::CustomElementMicrotaskDispatcher::instance().show(); |
112 } | 125 } |
113 #endif | 126 #endif |
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