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| 1 /* | 1 /* |
| 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
| 4 * Copyright (C) 2004, 2009 Apple Inc. All rights reserved. | 4 * Copyright (C) 2004, 2009 Apple Inc. All rights reserved. |
| 5 * | 5 * |
| 6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
| 7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
| 8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
| 9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
| 10 * | 10 * |
| (...skipping 26 matching lines...) Expand all Loading... |
| 37 class IncrementLoadEventDelayCount; | 37 class IncrementLoadEventDelayCount; |
| 38 class FetchRequest; | 38 class FetchRequest; |
| 39 class Document; | 39 class Document; |
| 40 class Element; | 40 class Element; |
| 41 class ImageLoader; | 41 class ImageLoader; |
| 42 class LayoutImageResource; | 42 class LayoutImageResource; |
| 43 | 43 |
| 44 template<typename T> class EventSender; | 44 template<typename T> class EventSender; |
| 45 using ImageEventSender = EventSender<ImageLoader>; | 45 using ImageEventSender = EventSender<ImageLoader>; |
| 46 | 46 |
| 47 class CORE_EXPORT ImageLoader : public NoBaseWillBeGarbageCollectedFinalized<Ima
geLoader>, public ResourceClient, public ImageResourceObserver { | 47 class CORE_EXPORT ImageLoader : public GarbageCollectedFinalized<ImageLoader>, p
ublic ResourceClient, public ImageResourceObserver { |
| 48 WILL_BE_USING_PRE_FINALIZER(ImageLoader, dispose); | 48 USING_PRE_FINALIZER(ImageLoader, dispose); |
| 49 USING_FAST_MALLOC_WILL_BE_REMOVED(ImageLoader); | |
| 50 public: | 49 public: |
| 51 explicit ImageLoader(Element*); | 50 explicit ImageLoader(Element*); |
| 52 ~ImageLoader() override; | 51 ~ImageLoader() override; |
| 53 | 52 |
| 54 DECLARE_TRACE(); | 53 DECLARE_TRACE(); |
| 55 | 54 |
| 56 enum UpdateFromElementBehavior { | 55 enum UpdateFromElementBehavior { |
| 57 // This should be the update behavior when the element is attached to a
document, or when DOM mutations trigger a new load. | 56 // This should be the update behavior when the element is attached to a
document, or when DOM mutations trigger a new load. |
| 58 // Starts loading if a load hasn't already been started. | 57 // Starts loading if a load hasn't already been started. |
| 59 UpdateNormal, | 58 UpdateNormal, |
| (...skipping 77 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 137 // or to schedule a microtask. | 136 // or to schedule a microtask. |
| 138 bool shouldLoadImmediately(const KURL&) const; | 137 bool shouldLoadImmediately(const KURL&) const; |
| 139 | 138 |
| 140 // For Oilpan, we must run dispose() as a prefinalizer and call | 139 // For Oilpan, we must run dispose() as a prefinalizer and call |
| 141 // m_image->removeClient(this) (and more.) Otherwise, the ImageResource can
invoke | 140 // m_image->removeClient(this) (and more.) Otherwise, the ImageResource can
invoke |
| 142 // didAddClient() for the ImageLoader that is about to die in the current | 141 // didAddClient() for the ImageLoader that is about to die in the current |
| 143 // lazy sweeping, and the didAddClient() can access on-heap objects that | 142 // lazy sweeping, and the didAddClient() can access on-heap objects that |
| 144 // have already been finalized in the current lazy sweeping. | 143 // have already been finalized in the current lazy sweeping. |
| 145 void dispose(); | 144 void dispose(); |
| 146 | 145 |
| 147 RawPtrWillBeMember<Element> m_element; | 146 Member<Element> m_element; |
| 148 RefPtrWillBeMember<ImageResource> m_image; | 147 Member<ImageResource> m_image; |
| 149 // FIXME: Oilpan: We might be able to remove this Persistent hack when | 148 // FIXME: Oilpan: We might be able to remove this Persistent hack when |
| 150 // ImageResourceClient is traceable. | 149 // ImageResourceClient is traceable. |
| 151 GC_PLUGIN_IGNORE("http://crbug.com/383741") | 150 GC_PLUGIN_IGNORE("http://crbug.com/383741") |
| 152 RefPtrWillBePersistent<Element> m_keepAlive; | 151 Persistent<Element> m_keepAlive; |
| 153 | 152 |
| 154 Timer<ImageLoader> m_derefElementTimer; | 153 Timer<ImageLoader> m_derefElementTimer; |
| 155 AtomicString m_failedLoadURL; | 154 AtomicString m_failedLoadURL; |
| 156 WeakPtr<Task> m_pendingTask; // owned by Microtask | 155 WeakPtr<Task> m_pendingTask; // owned by Microtask |
| 157 OwnPtr<IncrementLoadEventDelayCount> m_loadDelayCounter; | 156 OwnPtr<IncrementLoadEventDelayCount> m_loadDelayCounter; |
| 158 bool m_hasPendingLoadEvent : 1; | 157 bool m_hasPendingLoadEvent : 1; |
| 159 bool m_hasPendingErrorEvent : 1; | 158 bool m_hasPendingErrorEvent : 1; |
| 160 bool m_imageComplete : 1; | 159 bool m_imageComplete : 1; |
| 161 bool m_loadingImageDocument : 1; | 160 bool m_loadingImageDocument : 1; |
| 162 bool m_elementIsProtected : 1; | 161 bool m_elementIsProtected : 1; |
| 163 bool m_suppressErrorEvents : 1; | 162 bool m_suppressErrorEvents : 1; |
| 164 }; | 163 }; |
| 165 | 164 |
| 166 } // namespace blink | 165 } // namespace blink |
| 167 | 166 |
| 168 #endif | 167 #endif |
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