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Side by Side Diff: sky/engine/core/dom/Document.h

Issue 654693004: Remove meta viewport and @viewport CSS rules. (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 6 years, 1 month ago
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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 * (C) 2001 Dirk Mueller (mueller@kde.org) 4 * (C) 2001 Dirk Mueller (mueller@kde.org)
5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org) 5 * (C) 2006 Alexey Proskuryakov (ap@webkit.org)
6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r ights reserved. 6 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All r ights reserved.
7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t orchmobile.com/) 7 * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.t orchmobile.com/)
8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) 8 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
9 * Copyright (C) 2011 Google Inc. All rights reserved. 9 * Copyright (C) 2011 Google Inc. All rights reserved.
10 * 10 *
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34 #include "core/animation/CompositorPendingAnimations.h" 34 #include "core/animation/CompositorPendingAnimations.h"
35 #include "core/dom/ContainerNode.h" 35 #include "core/dom/ContainerNode.h"
36 #include "core/dom/DocumentInit.h" 36 #include "core/dom/DocumentInit.h"
37 #include "core/dom/DocumentLifecycle.h" 37 #include "core/dom/DocumentLifecycle.h"
38 #include "core/dom/DocumentSupplementable.h" 38 #include "core/dom/DocumentSupplementable.h"
39 #include "core/dom/ExecutionContext.h" 39 #include "core/dom/ExecutionContext.h"
40 #include "core/dom/MutationObserver.h" 40 #include "core/dom/MutationObserver.h"
41 #include "core/dom/TextLinkColors.h" 41 #include "core/dom/TextLinkColors.h"
42 #include "core/dom/TreeScope.h" 42 #include "core/dom/TreeScope.h"
43 #include "core/dom/UserActionElementSet.h" 43 #include "core/dom/UserActionElementSet.h"
44 #include "core/dom/ViewportDescription.h"
45 #include "core/dom/custom/CustomElement.h" 44 #include "core/dom/custom/CustomElement.h"
46 #include "core/fetch/ResourceClient.h" 45 #include "core/fetch/ResourceClient.h"
47 #include "core/loader/DocumentLoadTiming.h" 46 #include "core/loader/DocumentLoadTiming.h"
48 #include "core/page/FocusType.h" 47 #include "core/page/FocusType.h"
49 #include "core/page/PageVisibilityState.h" 48 #include "core/page/PageVisibilityState.h"
50 #include "platform/Length.h" 49 #include "platform/Length.h"
51 #include "platform/Timer.h" 50 #include "platform/Timer.h"
52 #include "platform/heap/Handle.h" 51 #include "platform/heap/Handle.h"
53 #include "platform/weborigin/KURL.h" 52 #include "platform/weborigin/KURL.h"
54 #include "platform/weborigin/ReferrerPolicy.h" 53 #include "platform/weborigin/ReferrerPolicy.h"
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196 virtual bool canContainRangeEndPoint() const override { return true; } 195 virtual bool canContainRangeEndPoint() const override { return true; }
197 196
198 SelectorQueryCache& selectorQueryCache(); 197 SelectorQueryCache& selectorQueryCache();
199 198
200 // Focus Management. 199 // Focus Management.
201 Element* activeElement() const; 200 Element* activeElement() const;
202 bool hasFocus() const; 201 bool hasFocus() const;
203 202
204 // DOM methods & attributes for Document 203 // DOM methods & attributes for Document
205 204
206 bool shouldOverrideLegacyDescription(ViewportDescription::Type);
207 void setViewportDescription(const ViewportDescription&);
208 const ViewportDescription& viewportDescription() const { return m_viewportDe scription; }
209 Length viewportDefaultMinWidth() const { return m_viewportDefaultMinWidth; } 205 Length viewportDefaultMinWidth() const { return m_viewportDefaultMinWidth; }
210 206
211 void setReferrerPolicy(ReferrerPolicy); 207 void setReferrerPolicy(ReferrerPolicy);
212 ReferrerPolicy referrerPolicy() const { return m_referrerPolicy; } 208 ReferrerPolicy referrerPolicy() const { return m_referrerPolicy; }
213 209
214 String outgoingReferrer(); 210 String outgoingReferrer();
215 211
216 DOMImplementation& implementation(); 212 DOMImplementation& implementation();
217 213
218 Element* documentElement() const 214 Element* documentElement() const
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460 * Handles a HTTP header equivalent set by a meta tag using <meta http-equiv ="..." content="...">. This is called 456 * Handles a HTTP header equivalent set by a meta tag using <meta http-equiv ="..." content="...">. This is called
461 * when a meta tag is encountered during document parsing, and also when a s cript dynamically changes or adds a meta 457 * when a meta tag is encountered during document parsing, and also when a s cript dynamically changes or adds a meta
462 * tag. This enables scripts to use meta tags to perform refreshes and set e xpiry dates in addition to them being 458 * tag. This enables scripts to use meta tags to perform refreshes and set e xpiry dates in addition to them being
463 * specified in a HTML file. 459 * specified in a HTML file.
464 * 460 *
465 * @param equiv The http header name (value of the meta tag's "equiv" attrib ute) 461 * @param equiv The http header name (value of the meta tag's "equiv" attrib ute)
466 * @param content The header value (value of the meta tag's "content" attrib ute) 462 * @param content The header value (value of the meta tag's "content" attrib ute)
467 * @param inDocumentHeadElement Is the element in the document's <head> elem ent? 463 * @param inDocumentHeadElement Is the element in the document's <head> elem ent?
468 */ 464 */
469 void processHttpEquiv(const AtomicString& equiv, const AtomicString& content , bool inDocumentHeadElement); 465 void processHttpEquiv(const AtomicString& equiv, const AtomicString& content , bool inDocumentHeadElement);
470 void updateViewportDescription();
471 void processReferrerPolicy(const String& policy); 466 void processReferrerPolicy(const String& policy);
472 467
473 String title() const { return m_title; } 468 String title() const { return m_title; }
474 void setTitle(const String&); 469 void setTitle(const String&);
475 470
476 Element* titleElement() const { return m_titleElement.get(); } 471 Element* titleElement() const { return m_titleElement.get(); }
477 void setTitleElement(Element*); 472 void setTitleElement(Element*);
478 void removeTitle(Element* titleElement); 473 void removeTitle(Element* titleElement);
479 474
480 const AtomicString& dir(); 475 const AtomicString& dir();
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841 RenderView* m_renderView; 836 RenderView* m_renderView;
842 837
843 #if !ENABLE(OILPAN) 838 #if !ENABLE(OILPAN)
844 WeakPtrFactory<Document> m_weakFactory; 839 WeakPtrFactory<Document> m_weakFactory;
845 #endif 840 #endif
846 WeakPtrWillBeWeakMember<Document> m_contextDocument; 841 WeakPtrWillBeWeakMember<Document> m_contextDocument;
847 842
848 int m_loadEventDelayCount; 843 int m_loadEventDelayCount;
849 Timer<Document> m_loadEventDelayTimer; 844 Timer<Document> m_loadEventDelayTimer;
850 845
851 ViewportDescription m_viewportDescription;
852 ViewportDescription m_legacyViewportDescription;
853 Length m_viewportDefaultMinWidth; 846 Length m_viewportDefaultMinWidth;
854 847
855 bool m_didSetReferrerPolicy; 848 bool m_didSetReferrerPolicy;
856 ReferrerPolicy m_referrerPolicy; 849 ReferrerPolicy m_referrerPolicy;
857 850
858 bool m_directionSetOnDocumentElement; 851 bool m_directionSetOnDocumentElement;
859 bool m_writingModeSetOnDocumentElement; 852 bool m_writingModeSetOnDocumentElement;
860 853
861 RefPtrWillBeMember<MediaQueryMatcher> m_mediaQueryMatcher; 854 RefPtrWillBeMember<MediaQueryMatcher> m_mediaQueryMatcher;
862 855
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885 878
886 bool m_hasViewportUnits; 879 bool m_hasViewportUnits;
887 880
888 typedef WillBeHeapHashSet<RawPtrWillBeWeakMember<DocumentVisibilityObserver> > DocumentVisibilityObserverSet; 881 typedef WillBeHeapHashSet<RawPtrWillBeWeakMember<DocumentVisibilityObserver> > DocumentVisibilityObserverSet;
889 DocumentVisibilityObserverSet m_visibilityObservers; 882 DocumentVisibilityObserverSet m_visibilityObservers;
890 883
891 int m_styleRecalcElementCounter; 884 int m_styleRecalcElementCounter;
892 mutable DocumentLoadTiming m_documentLoadTiming; 885 mutable DocumentLoadTiming m_documentLoadTiming;
893 }; 886 };
894 887
895 inline bool Document::shouldOverrideLegacyDescription(ViewportDescription::Type origin)
896 {
897 // The different (legacy) meta tags have different priorities based on the t ype
898 // regardless of which order they appear in the DOM. The priority is given b y the
899 // ViewportDescription::Type enum.
900 return origin >= m_legacyViewportDescription.type;
901 }
902
903 inline void Document::scheduleRenderTreeUpdateIfNeeded() 888 inline void Document::scheduleRenderTreeUpdateIfNeeded()
904 { 889 {
905 // Inline early out to avoid the function calls below. 890 // Inline early out to avoid the function calls below.
906 if (hasPendingStyleRecalc()) 891 if (hasPendingStyleRecalc())
907 return; 892 return;
908 if (shouldScheduleRenderTreeUpdate() && needsRenderTreeUpdate()) 893 if (shouldScheduleRenderTreeUpdate() && needsRenderTreeUpdate())
909 scheduleRenderTreeUpdate(); 894 scheduleRenderTreeUpdate();
910 } 895 }
911 896
912 DEFINE_TYPE_CASTS(Document, ExecutionContextClient, client, client->isDocument() , client.isDocument()); 897 DEFINE_TYPE_CASTS(Document, ExecutionContextClient, client, client->isDocument() , client.isDocument());
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929 Node* eventTargetNodeForDocument(Document*); 914 Node* eventTargetNodeForDocument(Document*);
930 915
931 } // namespace blink 916 } // namespace blink
932 917
933 #ifndef NDEBUG 918 #ifndef NDEBUG
934 // Outside the WebCore namespace for ease of invocation from gdb. 919 // Outside the WebCore namespace for ease of invocation from gdb.
935 void showLiveDocumentInstances(); 920 void showLiveDocumentInstances();
936 #endif 921 #endif
937 922
938 #endif // Document_h 923 #endif // Document_h
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