blob: 35709294ccc891ddbdf83cdcbbc84a386ced6599 [file] [log] [blame]
* Copyright (C) 1999 Lars Knoll (
* (C) 1999 Antti Koivisto (
* (C) 2001 Dirk Mueller (
* (C) 2006 Alexey Proskuryakov (
* Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
* Copyright (C) 2011 Google Inc. All rights reserved.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
#ifndef Document_h
#define Document_h
#include "CollectionType.h"
#include "Color.h"
#include "ContainerNode.h"
#include "DOMTimeStamp.h"
#include "DocumentEventQueue.h"
#include "DocumentTiming.h"
#include "FocusDirection.h"
#include "HitTestRequest.h"
#include "IconURL.h"
#include "InspectorCounters.h"
#include "IntRect.h"
#include "MutationObserver.h"
#include "PageVisibilityState.h"
#include "PlatformScreen.h"
#include "QualifiedName.h"
#include "ReferrerPolicy.h"
#include "ScriptExecutionContext.h"
#include "StringWithDirection.h"
#include "Timer.h"
#include "TreeScope.h"
#include "UserActionElementSet.h"
#include "ViewportArguments.h"
#include <wtf/Deque.h>
#include <wtf/FixedArray.h>
#include <wtf/HashSet.h>
#include <wtf/OwnPtr.h>
#include <wtf/PassOwnPtr.h>
#include <wtf/PassRefPtr.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class AXObjectCache;
class Attr;
class CDATASection;
class CSSStyleDeclaration;
class CSSStyleSheet;
class CachedCSSStyleSheet;
class CachedResourceLoader;
class CachedScript;
class CanvasRenderingContext;
class CharacterData;
class Comment;
class ContextFeatures;
class CustomElementConstructor;
class CustomElementRegistry;
class DOMImplementation;
class DOMNamedFlowCollection;
class DOMSelection;
class DOMWindow;
class DOMWrapperWorld;
class Database;
class DatabaseThread;
class DocumentFragment;
class DocumentLoader;
class DocumentMarkerController;
class DocumentParser;
class DocumentSharedObjectPool;
class DocumentStyleSheetCollection;
class DocumentType;
class Element;
class EntityReference;
class Event;
class EventListener;
class FloatRect;
class FloatQuad;
class FormController;
class Frame;
class FrameView;
class HTMLCanvasElement;
class HTMLCollection;
class HTMLAllCollection;
class HTMLDocument;
class HTMLElement;
class HTMLFrameOwnerElement;
class HTMLHeadElement;
class HTMLIFrameElement;
class HTMLMapElement;
class HTMLNameCollection;
class HitTestRequest;
class HitTestResult;
class IntPoint;
class LayoutPoint;
class LayoutRect;
class LiveNodeListBase;
class DOMWrapperWorld;
class JSNode;
class Locale;
class MediaCanStartListener;
class MediaQueryList;
class MediaQueryMatcher;
class MouseEventWithHitTestResults;
class NamedFlowCollection;
class NodeFilter;
class NodeIterator;
class Page;
class PlatformMouseEvent;
class ProcessingInstruction;
class Range;
class RegisteredEventListener;
class RenderArena;
class RenderView;
class RenderFullScreen;
class ScriptableDocumentParser;
class ScriptElementData;
class ScriptRunner;
class SecurityOrigin;
class SelectorQueryCache;
class SerializedScriptValue;
class SegmentedString;
class Settings;
class StyleResolver;
class StyleSheet;
class StyleSheetContents;
class StyleSheetList;
class Text;
class TextResourceDecoder;
class TreeWalker;
class VisitedLinkState;
class WebKitNamedFlow;
class XMLHttpRequest;
class XPathEvaluator;
class XPathExpression;
class XPathNSResolver;
class XPathResult;
class SVGDocumentExtensions;
class TransformSource;
struct AnnotatedRegionValue;
class Touch;
class TouchList;
class RequestAnimationFrameCallback;
class ScriptedAnimationController;
class MicroDataItemList;
class Prerenderer;
class TextAutosizer;
class DOMSecurityPolicy;
class FontLoader;
typedef int ExceptionCode;
enum PageshowEventPersistence {
PageshowEventNotPersisted = 0,
PageshowEventPersisted = 1
enum StyleResolverUpdateFlag { RecalcStyleImmediately, DeferRecalcStyle, RecalcStyleIfNeeded };
enum NodeListInvalidationType {
DoNotInvalidateOnAttributeChanges = 0,
const int numNodeListInvalidationTypes = InvalidateOnAnyAttrChange + 1;
typedef HashCountedSet<Node*> TouchEventTargetSet;
enum DocumentClass {
DefaultDocumentClass = 0,
HTMLDocumentClass = 1,
XHTMLDocumentClass = 1 << 1,
ImageDocumentClass = 1 << 2,
PluginDocumentClass = 1 << 3,
MediaDocumentClass = 1 << 4,
SVGDocumentClass = 1 << 5,
typedef unsigned char DocumentClassFlags;
class Document : public ContainerNode, public TreeScope, public ScriptExecutionContext {
static PassRefPtr<Document> create(Frame* frame, const KURL& url)
return adoptRef(new Document(frame, url));
static PassRefPtr<Document> createXHTML(Frame* frame, const KURL& url)
return adoptRef(new Document(frame, url, XHTMLDocumentClass));
virtual ~Document();
MediaQueryMatcher* mediaQueryMatcher();
using ContainerNode::ref;
using ContainerNode::deref;
Element* getElementById(const AtomicString& id) const;
virtual bool canContainRangeEndPoint() const { return true; }
Element* getElementByAccessKey(const String& key);
void invalidateAccessKeyMap();
SelectorQueryCache* selectorQueryCache();
// DOM methods & attributes for Document
// WebKit extensions
void setViewportArguments(const ViewportArguments& viewportArguments) { m_viewportArguments = viewportArguments; }
ViewportArguments viewportArguments() const { return m_viewportArguments; }
#ifndef NDEBUG
bool didDispatchViewportPropertiesChanged() const { return m_didDispatchViewportPropertiesChanged; }
void setReferrerPolicy(ReferrerPolicy referrerPolicy) { m_referrerPolicy = referrerPolicy; }
ReferrerPolicy referrerPolicy() const { return m_referrerPolicy; }
DocumentType* doctype() const { return m_docType.get(); }
DOMImplementation* implementation();
Element* documentElement() const
return m_documentElement.get();
bool hasManifest() const;
virtual PassRefPtr<Element> createElement(const AtomicString& tagName, ExceptionCode&);
PassRefPtr<DocumentFragment> createDocumentFragment();
PassRefPtr<Text> createTextNode(const String& data);
PassRefPtr<Comment> createComment(const String& data);
PassRefPtr<CDATASection> createCDATASection(const String& data, ExceptionCode&);
PassRefPtr<ProcessingInstruction> createProcessingInstruction(const String& target, const String& data, ExceptionCode&);
PassRefPtr<Attr> createAttribute(const String& name, ExceptionCode&);
PassRefPtr<Attr> createAttributeNS(const String& namespaceURI, const String& qualifiedName, ExceptionCode&, bool shouldIgnoreNamespaceChecks = false);
PassRefPtr<EntityReference> createEntityReference(const String& name, ExceptionCode&);
PassRefPtr<Node> importNode(Node* importedNode, ExceptionCode& ec) { return importNode(importedNode, true, ec); }
PassRefPtr<Node> importNode(Node* importedNode, bool deep, ExceptionCode&);
PassRefPtr<Element> createElementNS(const String& namespaceURI, const String& qualifiedName, ExceptionCode&);
PassRefPtr<Element> createElement(const QualifiedName&, bool createdByParser);
bool cssStickyPositionEnabled() const;
bool cssRegionsEnabled() const;
bool cssCompositingEnabled() const;
PassRefPtr<DOMNamedFlowCollection> webkitGetNamedFlows();
NamedFlowCollection* namedFlows();
bool regionBasedColumnsEnabled() const;
bool cssGridLayoutEnabled() const;
Element* elementFromPoint(int x, int y) const;
PassRefPtr<Range> caretRangeFromPoint(int x, int y);
String readyState() const;
String defaultCharset() const;
String inputEncoding() const { return Document::encoding(); }
String charset() const { return Document::encoding(); }
String characterSet() const { return Document::encoding(); }
String encoding() const;
void setCharset(const String&);
void setContent(const String&);
String suggestedMIMEType() const;
String contentLanguage() const { return m_contentLanguage; }
void setContentLanguage(const String&);
String xmlEncoding() const { return m_xmlEncoding; }
String xmlVersion() const { return m_xmlVersion; }
enum StandaloneStatus { StandaloneUnspecified, Standalone, NotStandalone };
bool xmlStandalone() const { return m_xmlStandalone == Standalone; }
StandaloneStatus xmlStandaloneStatus() const { return static_cast<StandaloneStatus>(m_xmlStandalone); }
bool hasXMLDeclaration() const { return m_hasXMLDeclaration; }
void setXMLEncoding(const String& encoding) { m_xmlEncoding = encoding; } // read-only property, only to be set from XMLDocumentParser
void setXMLVersion(const String&, ExceptionCode&);
void setXMLStandalone(bool, ExceptionCode&);
void setHasXMLDeclaration(bool hasXMLDeclaration) { m_hasXMLDeclaration = hasXMLDeclaration ? 1 : 0; }
String documentURI() const { return m_documentURI; }
void setDocumentURI(const String&);
virtual KURL baseURI() const;
String webkitVisibilityState() const;
bool webkitHidden() const;
void dispatchVisibilityStateChangeEvent();
DOMSecurityPolicy* securityPolicy();
PassRefPtr<Node> adoptNode(PassRefPtr<Node> source, ExceptionCode&);
PassRefPtr<HTMLCollection> images();
PassRefPtr<HTMLCollection> embeds();
PassRefPtr<HTMLCollection> plugins(); // an alias for embeds() required for the JS DOM bindings.
PassRefPtr<HTMLCollection> applets();
PassRefPtr<HTMLCollection> links();
PassRefPtr<HTMLCollection> forms();
PassRefPtr<HTMLCollection> anchors();
PassRefPtr<HTMLCollection> scripts();
PassRefPtr<HTMLCollection> all();
PassRefPtr<HTMLCollection> windowNamedItems(const AtomicString& name);
PassRefPtr<HTMLCollection> documentNamedItems(const AtomicString& name);
// Other methods (not part of DOM)
bool isHTMLDocument() const { return m_documentClasses & HTMLDocumentClass; }
bool isXHTMLDocument() const { return m_documentClasses & XHTMLDocumentClass; }
bool isImageDocument() const { return m_documentClasses & ImageDocumentClass; }
bool isSVGDocument() const { return m_documentClasses & SVGDocumentClass; }
bool isPluginDocument() const { return m_documentClasses & PluginDocumentClass; }
bool isMediaDocument() const { return m_documentClasses & MediaDocumentClass; }
bool hasSVGRootNode() const;
static bool hasSVGRootNode() { return false; }
virtual bool isFrameSet() const { return false; }
bool isSrcdocDocument() const { return m_isSrcdocDocument; }
StyleResolver* styleResolverIfExists() const { return m_styleResolver.get(); }
bool isViewSource() const { return m_isViewSource; }
void setIsViewSource(bool);
bool sawElementsInKnownNamespaces() const { return m_sawElementsInKnownNamespaces; }
StyleResolver* ensureStyleResolver()
if (!m_styleResolver)
return m_styleResolver.get();
void notifyRemovePendingSheetIfNeeded();
bool haveStylesheetsLoaded() const;
// This is a DOM function.
StyleSheetList* styleSheets();
DocumentStyleSheetCollection* styleSheetCollection() { return m_styleSheetCollection.get(); }
bool gotoAnchorNeededAfterStylesheetsLoad() { return m_gotoAnchorNeededAfterStylesheetsLoad; }
void setGotoAnchorNeededAfterStylesheetsLoad(bool b) { m_gotoAnchorNeededAfterStylesheetsLoad = b; }
* Called when one or more stylesheets in the document may have been added, removed or changed.
* Creates a new style resolver and assign it to this document. This is done by iterating through all nodes in
* document (or those before <BODY> in a HTML document), searching for stylesheets. Stylesheets can be contained in
* <LINK>, <STYLE> or <BODY> elements, as well as processing instructions (XML documents only). A list is
* constructed from these which is used to create the a new style selector which collates all of the stylesheets
* found and is used to calculate the derived styles for all rendering objects.
void styleResolverChanged(StyleResolverUpdateFlag);
void didAccessStyleResolver();
void evaluateMediaQueryList();
// Never returns 0.
FormController* formController();
Vector<String> formElementsState() const;
void setStateForNewFormElements(const Vector<String>&);
FrameView* view() const; // can be NULL
Frame* frame() const { return m_frame; } // can be NULL
Page* page() const; // can be NULL
Settings* settings() const; // can be NULL
PassRefPtr<Range> createRange();
PassRefPtr<NodeIterator> createNodeIterator(Node* root, unsigned whatToShow,
PassRefPtr<NodeFilter>, bool expandEntityReferences, ExceptionCode&);
PassRefPtr<TreeWalker> createTreeWalker(Node* root, unsigned whatToShow,
PassRefPtr<NodeFilter>, bool expandEntityReferences, ExceptionCode&);
// Special support for editing
PassRefPtr<CSSStyleDeclaration> createCSSStyleDeclaration();
PassRefPtr<Text> createEditingTextNode(const String&);
void recalcStyle(StyleChange = NoChange);
bool childNeedsAndNotInStyleRecalc();
void updateStyleIfNeeded();
void updateLayout();
void updateLayoutIgnorePendingStylesheets();
PassRefPtr<RenderStyle> styleForElementIgnoringPendingStylesheets(Element*);
PassRefPtr<RenderStyle> styleForPage(int pageIndex);
// Returns true if page box (margin boxes and page borders) is visible.
bool isPageBoxVisible(int pageIndex);
// Returns the preferred page size and margins in pixels, assuming 96
// pixels per inch. pageSize, marginTop, marginRight, marginBottom,
// marginLeft must be initialized to the default values that are used if
// auto is specified.
void pageSizeAndMarginsInPixels(int pageIndex, IntSize& pageSize, int& marginTop, int& marginRight, int& marginBottom, int& marginLeft);
static void updateStyleForAllDocuments(); // FIXME: Try to reduce the # of calls to this function.
CachedResourceLoader* cachedResourceLoader() { return m_cachedResourceLoader.get(); }
virtual void attach();
virtual void detach();
void prepareForDestruction();
// Override ScriptExecutionContext methods to do additional work
virtual void suspendActiveDOMObjects(ActiveDOMObject::ReasonForSuspension) OVERRIDE;
virtual void resumeActiveDOMObjects() OVERRIDE;
RenderArena* renderArena() { return m_renderArena.get(); }
// Implemented in RenderView.h to avoid a cyclic header dependency this just
// returns renderer so callers can avoid verbose casts.
RenderView* renderView() const;
// Shadow the implementations on Node to provide faster access for documents.
RenderObject* renderer() const { return m_renderer; }
void setRenderer(RenderObject* renderer)
m_renderer = renderer;
AXObjectCache* existingAXObjectCache() const;
AXObjectCache* axObjectCache() const;
void clearAXObjectCache();
// to get visually ordered hebrew and arabic pages right
void setVisuallyOrdered();
bool visuallyOrdered() const { return m_visuallyOrdered; }
DocumentLoader* loader() const;
void open(Document* ownerDocument = 0);
void implicitOpen();
// close() is the DOM API document.close()
void close();
// In some situations (see the code), we ignore document.close().
// explicitClose() bypass these checks and actually tries to close the
// input stream.
void explicitClose();
// implicitClose() actually does the work of closing the input stream.
void implicitClose();
void cancelParsing();
void write(const SegmentedString& text, Document* ownerDocument = 0);
void write(const String& text, Document* ownerDocument = 0);
void writeln(const String& text, Document* ownerDocument = 0);
bool wellFormed() const { return m_wellFormed; }
const KURL& url() const { return m_url; }
void setURL(const KURL&);
// To understand how these concepts relate to one another, please see the
// comments surrounding their declaration.
const KURL& baseURL() const { return m_baseURL; }
void setBaseURLOverride(const KURL&);
const KURL& baseURLOverride() const { return m_baseURLOverride; }
const KURL& baseElementURL() const { return m_baseElementURL; }
const String& baseTarget() const { return m_baseTarget; }
void processBaseElement();
KURL completeURL(const String&) const;
KURL completeURL(const String&, const KURL& baseURLOverride) const;
virtual String userAgent(const KURL&) const;
virtual void disableEval(const String& errorMessage);
bool canNavigate(Frame* targetFrame);
Frame* findUnsafeParentScrollPropagationBoundary();
CSSStyleSheet* elementSheet();
virtual PassRefPtr<DocumentParser> createParser();
DocumentParser* parser() const { return m_parser.get(); }
ScriptableDocumentParser* scriptableDocumentParser() const;
bool printing() const { return m_printing; }
void setPrinting(bool p) { m_printing = p; }
bool paginatedForScreen() const { return m_paginatedForScreen; }
void setPaginatedForScreen(bool p) { m_paginatedForScreen = p; }
bool paginated() const { return printing() || paginatedForScreen(); }
enum CompatibilityMode { QuirksMode, LimitedQuirksMode, NoQuirksMode };
void setCompatibilityMode(CompatibilityMode m);
void lockCompatibilityMode() { m_compatibilityModeLocked = true; }
CompatibilityMode compatibilityMode() const { return m_compatibilityMode; }
String compatMode() const;
bool inQuirksMode() const { return m_compatibilityMode == QuirksMode; }
bool inLimitedQuirksMode() const { return m_compatibilityMode == LimitedQuirksMode; }
bool inNoQuirksMode() const { return m_compatibilityMode == NoQuirksMode; }
enum ReadyState {
void setReadyState(ReadyState);
void setParsing(bool);
bool parsing() const { return m_bParsing; }
int minimumLayoutDelay();
bool shouldScheduleLayout();
bool isLayoutTimerActive();
int elapsedTime() const;
void setTextColor(const Color& color) { m_textColor = color; }
Color textColor() const { return m_textColor; }
const Color& linkColor() const { return m_linkColor; }
const Color& visitedLinkColor() const { return m_visitedLinkColor; }
const Color& activeLinkColor() const { return m_activeLinkColor; }
void setLinkColor(const Color& c) { m_linkColor = c; }
void setVisitedLinkColor(const Color& c) { m_visitedLinkColor = c; }
void setActiveLinkColor(const Color& c) { m_activeLinkColor = c; }
void resetLinkColor();
void resetVisitedLinkColor();
void resetActiveLinkColor();
VisitedLinkState* visitedLinkState() const { return m_visitedLinkState.get(); }
MouseEventWithHitTestResults prepareMouseEvent(const HitTestRequest&, const LayoutPoint&, const PlatformMouseEvent&);
/* Newly proposed CSS3 mechanism for selecting alternate
stylesheets using the DOM. May be subject to change as
spec matures. - dwh
String preferredStylesheetSet() const;
String selectedStylesheetSet() const;
void setSelectedStylesheetSet(const String&);
bool setFocusedNode(PassRefPtr<Node>, FocusDirection = FocusDirectionNone);
Node* focusedNode() const { return m_focusedNode.get(); }
UserActionElementSet& userActionElements() { return m_userActionElements; }
const UserActionElementSet& userActionElements() const { return m_userActionElements; }
void getFocusableNodes(Vector<RefPtr<Node> >&);
// The m_ignoreAutofocus flag specifies whether or not the document has been changed by the user enough
// for WebCore to ignore the autofocus attribute on any form controls
bool ignoreAutofocus() const { return m_ignoreAutofocus; };
void setIgnoreAutofocus(bool shouldIgnore = true) { m_ignoreAutofocus = shouldIgnore; };
void setHoverNode(PassRefPtr<Node>);
Node* hoverNode() const { return m_hoverNode.get(); }
void setActiveElement(PassRefPtr<Element>);
Element* activeElement() const { return m_activeElement.get(); }
void focusedNodeRemoved();
void removeFocusedNodeOfSubtree(Node*, bool amongChildrenOnly = false);
void hoveredNodeDetached(Node*);
void activeChainNodeDetached(Node*);
void updateHoverActiveState(const HitTestRequest&, Element*, const PlatformMouseEvent* = 0);
// Updates for :target (CSS3 selector).
void setCSSTarget(Element*);
Element* cssTarget() const { return m_cssTarget; }
void scheduleForcedStyleRecalc();
void scheduleStyleRecalc();
void unscheduleStyleRecalc();
bool hasPendingStyleRecalc() const;
bool hasPendingForcedStyleRecalc() const;
void styleRecalcTimerFired(Timer<Document>*);
void registerNodeList(LiveNodeListBase*);
void unregisterNodeList(LiveNodeListBase*);
bool shouldInvalidateNodeListCaches(const QualifiedName* attrName = 0) const;
void invalidateNodeListCaches(const QualifiedName* attrName);
void attachNodeIterator(NodeIterator*);
void detachNodeIterator(NodeIterator*);
void moveNodeIteratorsToNewDocument(Node*, Document*);
void attachRange(Range*);
void detachRange(Range*);
void updateRangesAfterChildrenChanged(ContainerNode*);
// nodeChildrenWillBeRemoved is used when removing all node children at once.
void nodeChildrenWillBeRemoved(ContainerNode*);
// nodeWillBeRemoved is only safe when removing one node at a time.
void nodeWillBeRemoved(Node*);
bool canReplaceChild(Node* newChild, Node* oldChild);
void textInserted(Node*, unsigned offset, unsigned length);
void textRemoved(Node*, unsigned offset, unsigned length);
void textNodesMerged(Text* oldNode, unsigned offset);
void textNodeSplit(Text* oldNode);
void createDOMWindow();
void takeDOMWindowFrom(Document*);
DOMWindow* domWindow() const { return m_domWindow.get(); }
// In DOM Level 2, the Document's DOMWindow is called the defaultView.
DOMWindow* defaultView() const { return domWindow(); }
// Helper functions for forwarding DOMWindow event related tasks to the DOMWindow if it exists.
void setWindowAttributeEventListener(const AtomicString& eventType, PassRefPtr<EventListener>);
EventListener* getWindowAttributeEventListener(const AtomicString& eventType);
void dispatchWindowEvent(PassRefPtr<Event>, PassRefPtr<EventTarget> = 0);
void dispatchWindowLoadEvent();
PassRefPtr<Event> createEvent(const String& eventType, ExceptionCode&);
// keep track of what types of event listeners are registered, so we don't
// dispatch events unnecessarily
enum ListenerType {
// 3 bits remaining
bool hasListenerType(ListenerType listenerType) const { return (m_listenerTypes & listenerType); }
void addListenerTypeIfNeeded(const AtomicString& eventType);
bool hasMutationObserversOfType(MutationObserver::MutationType type) const
return m_mutationObserverTypes & type;
bool hasMutationObservers() const { return m_mutationObserverTypes; }
void addMutationObserverTypes(MutationObserverOptions types) { m_mutationObserverTypes |= types; }
CSSStyleDeclaration* getOverrideStyle(Element*, const String& pseudoElt);
int nodeAbsIndex(Node*);
Node* nodeWithAbsIndex(int absIndex);
* Handles a HTTP header equivalent set by a meta tag using <meta http-equiv="..." content="...">. This is called
* when a meta tag is encountered during document parsing, and also when a script dynamically changes or adds a meta
* tag. This enables scripts to use meta tags to perform refreshes and set expiry dates in addition to them being
* specified in a HTML file.
* @param equiv The http header name (value of the meta tag's "equiv" attribute)
* @param content The header value (value of the meta tag's "content" attribute)
void processHttpEquiv(const String& equiv, const String& content);
void processViewport(const String& features, ViewportArguments::Type origin);
void updateViewportArguments();
void processReferrerPolicy(const String& policy);
// Returns the owning element in the parent document.
// Returns 0 if this is the top level document.
HTMLFrameOwnerElement* ownerElement() const;
HTMLIFrameElement* seamlessParentIFrame() const;
bool shouldDisplaySeamlesslyWithParent() const;
// Used by DOM bindings; no direction known.
String title() const { return m_title.string(); }
void setTitle(const String&);
void setTitleElement(const StringWithDirection&, Element* titleElement);
void removeTitle(Element* titleElement);
String cookie(ExceptionCode&) const;
void setCookie(const String&, ExceptionCode&);
String referrer() const;
String domain() const;
void setDomain(const String& newDomain, ExceptionCode&);
String lastModified() const;
// The cookieURL is used to query the cookie database for this document's
// cookies. For example, if the cookie URL is, we'll
// use the non-Secure cookies for when computing
// document.cookie.
// Q: How is the cookieURL different from the document's URL?
// A: The two URLs are the same almost all the time. However, if one
// document inherits the security context of another document, it
// inherits its cookieURL but not its URL.
const KURL& cookieURL() const { return m_cookieURL; }
void setCookieURL(const KURL& url) { m_cookieURL = url; }
// The firstPartyForCookies is used to compute whether this document
// appears in a "third-party" context for the purpose of third-party
// cookie blocking. The document is in a third-party context if the
// cookieURL and the firstPartyForCookies are from different hosts.
// Note: Some ports (including possibly Apple's) only consider the
// document in a third-party context if the cookieURL and the
// firstPartyForCookies have a different registry-controlled
// domain.
const KURL& firstPartyForCookies() const { return m_firstPartyForCookies; }
void setFirstPartyForCookies(const KURL& url) { m_firstPartyForCookies = url; }
// The following implements the rule from HTML 4 for what valid names are.
// To get this right for all the XML cases, we probably have to improve this or move it
// and make it sensitive to the type of document.
static bool isValidName(const String&);
// The following breaks a qualified name into a prefix and a local name.
// It also does a validity check, and returns false if the qualified name
// is invalid. It also sets ExceptionCode when name is invalid.
static bool parseQualifiedName(const String& qualifiedName, String& prefix, String& localName, ExceptionCode&);
// Checks to make sure prefix and namespace do not conflict (per DOM Core 3)
static bool hasValidNamespaceForElements(const QualifiedName&);
static bool hasValidNamespaceForAttributes(const QualifiedName&);
HTMLElement* body() const;
void setBody(PassRefPtr<HTMLElement>, ExceptionCode&);
HTMLHeadElement* head();
DocumentMarkerController* markers() const { return m_markers.get(); }
bool directionSetOnDocumentElement() const { return m_directionSetOnDocumentElement; }
bool writingModeSetOnDocumentElement() const { return m_writingModeSetOnDocumentElement; }
void setDirectionSetOnDocumentElement(bool b) { m_directionSetOnDocumentElement = b; }
void setWritingModeSetOnDocumentElement(bool b) { m_writingModeSetOnDocumentElement = b; }
bool execCommand(const String& command, bool userInterface = false, const String& value = String());
bool queryCommandEnabled(const String& command);
bool queryCommandIndeterm(const String& command);
bool queryCommandState(const String& command);
bool queryCommandSupported(const String& command);
String queryCommandValue(const String& command);
KURL openSearchDescriptionURL();
// designMode support
enum InheritedBool { off = false, on = true, inherit };
void setDesignMode(InheritedBool value);
InheritedBool getDesignMode() const;
bool inDesignMode() const;
Document* parentDocument() const;
Document* topDocument() const;
int docID() const { return m_docID; }
ScriptRunner* scriptRunner() { return m_scriptRunner.get(); }
void applyXSLTransform(ProcessingInstruction* pi);
PassRefPtr<Document> transformSourceDocument() { return m_transformSourceDocument; }
void setTransformSourceDocument(Document* doc) { m_transformSourceDocument = doc; }
void setTransformSource(PassOwnPtr<TransformSource>);
TransformSource* transformSource() const { return m_transformSource.get(); }
void incDOMTreeVersion() { m_domTreeVersion = ++s_globalTreeVersion; }
uint64_t domTreeVersion() const { return m_domTreeVersion; }
void setDocType(PassRefPtr<DocumentType>);
// XPathEvaluator methods
PassRefPtr<XPathExpression> createExpression(const String& expression,
XPathNSResolver* resolver,
ExceptionCode& ec);
PassRefPtr<XPathNSResolver> createNSResolver(Node *nodeResolver);
PassRefPtr<XPathResult> evaluate(const String& expression,
Node* contextNode,
XPathNSResolver* resolver,
unsigned short type,
XPathResult* result,
ExceptionCode& ec);
enum PendingSheetLayout { NoLayoutWithPendingSheets, DidLayoutWithPendingSheets, IgnoreLayoutWithPendingSheets };
bool didLayoutWithPendingStylesheets() const { return m_pendingSheetLayout == DidLayoutWithPendingSheets; }
bool hasNodesWithPlaceholderStyle() const { return m_hasNodesWithPlaceholderStyle; }
void setHasNodesWithPlaceholderStyle() { m_hasNodesWithPlaceholderStyle = true; }
const Vector<IconURL>& shortcutIconURLs();
const Vector<IconURL>& iconURLs(int iconTypesMask);
void addIconURL(const String& url, const String& mimeType, const String& size, IconType);
void updateFocusAppearanceSoon(bool restorePreviousSelection);
void cancelFocusAppearanceUpdate();
// Extension for manipulating canvas drawing contexts for use in CSS
CanvasRenderingContext* getCSSCanvasContext(const String& type, const String& name, int width, int height);
HTMLCanvasElement* getCSSCanvasElement(const String& name);
bool isDNSPrefetchEnabled() const { return m_isDNSPrefetchEnabled; }
void parseDNSPrefetchControlHeader(const String&);
virtual void postTask(PassOwnPtr<Task>); // Executes the task on context's thread asynchronously.
void suspendScriptedAnimationControllerCallbacks();
void resumeScriptedAnimationControllerCallbacks();
void windowScreenDidChange(PlatformDisplayID);
void finishedParsing();
bool inPageCache() const { return m_inPageCache; }
void setInPageCache(bool flag);
// Elements can register themselves for the "documentWillSuspendForPageCache()" and
// "documentDidResumeFromPageCache()" callbacks
void registerForPageCacheSuspensionCallbacks(Element*);
void unregisterForPageCacheSuspensionCallbacks(Element*);
void documentWillBecomeInactive();
void documentWillSuspendForPageCache();
void documentDidResumeFromPageCache();
void registerForMediaVolumeCallbacks(Element*);
void unregisterForMediaVolumeCallbacks(Element*);
void mediaVolumeDidChange();
void registerForPrivateBrowsingStateChangedCallbacks(Element*);
void unregisterForPrivateBrowsingStateChangedCallbacks(Element*);
void storageBlockingStateDidChange();
void privateBrowsingStateDidChange();
void registerForCaptionPreferencesChangedCallbacks(Element*);
void unregisterForCaptionPreferencesChangedCallbacks(Element*);
void captionPreferencesChanged();
void setShouldCreateRenderers(bool);
bool shouldCreateRenderers();
void setDecoder(PassRefPtr<TextResourceDecoder>);
TextResourceDecoder* decoder() const { return m_decoder.get(); }
String displayStringModifiedByEncoding(const String&) const;
PassRefPtr<StringImpl> displayStringModifiedByEncoding(PassRefPtr<StringImpl>) const;
void displayBufferModifiedByEncoding(LChar* buffer, unsigned len) const
displayBufferModifiedByEncodingInternal(buffer, len);
void displayBufferModifiedByEncoding(UChar* buffer, unsigned len) const
displayBufferModifiedByEncodingInternal(buffer, len);
// Quirk for the benefit of Apple's Dictionary application.
void setFrameElementsShouldIgnoreScrolling(bool ignore) { m_frameElementsShouldIgnoreScrolling = ignore; }
bool frameElementsShouldIgnoreScrolling() const { return m_frameElementsShouldIgnoreScrolling; }
void setAnnotatedRegionsDirty(bool f) { m_annotatedRegionsDirty = f; }
bool annotatedRegionsDirty() const { return m_annotatedRegionsDirty; }
bool hasAnnotatedRegions () const { return m_hasAnnotatedRegions; }
void setHasAnnotatedRegions(bool f) { m_hasAnnotatedRegions = f; }
const Vector<AnnotatedRegionValue>& annotatedRegions() const;
void setAnnotatedRegions(const Vector<AnnotatedRegionValue>&);
virtual void removeAllEventListeners();
const SVGDocumentExtensions* svgExtensions();
SVGDocumentExtensions* accessSVGExtensions();
void initSecurityContext();
void initContentSecurityPolicy();
void updateURLForPushOrReplaceState(const KURL&);
void statePopped(PassRefPtr<SerializedScriptValue>);
bool processingLoadEvent() const { return m_processingLoadEvent; }
bool loadEventFinished() const { return m_loadEventFinished; }
virtual bool isContextThread() const;
virtual bool isJSExecutionForbidden() const { return false; }
bool containsValidityStyleRules() const { return m_containsValidityStyleRules; }
void setContainsValidityStyleRules() { m_containsValidityStyleRules = true; }
void enqueueWindowEvent(PassRefPtr<Event>);
void enqueueDocumentEvent(PassRefPtr<Event>);
void enqueuePageshowEvent(PageshowEventPersistence);
void enqueueHashchangeEvent(const String& oldURL, const String& newURL);
void enqueuePopstateEvent(PassRefPtr<SerializedScriptValue> stateObject);
virtual DocumentEventQueue* eventQueue() const { return m_eventQueue.get(); }
void addMediaCanStartListener(MediaCanStartListener*);
void removeMediaCanStartListener(MediaCanStartListener*);
MediaCanStartListener* takeAnyMediaCanStartListener();
const QualifiedName& idAttributeName() const { return m_idAttributeName; }
bool webkitIsFullScreen() const { return m_fullScreenElement.get(); }
bool webkitFullScreenKeyboardInputAllowed() const { return m_fullScreenElement.get() && m_areKeysEnabledInFullScreen; }
Element* webkitCurrentFullScreenElement() const { return m_fullScreenElement.get(); }
enum FullScreenCheckType {
void requestFullScreenForElement(Element*, unsigned short flags, FullScreenCheckType);
void webkitCancelFullScreen();
void webkitWillEnterFullScreenForElement(Element*);
void webkitDidEnterFullScreenForElement(Element*);
void webkitWillExitFullScreenForElement(Element*);
void webkitDidExitFullScreenForElement(Element*);
void setFullScreenRenderer(RenderFullScreen*);
RenderFullScreen* fullScreenRenderer() const { return m_fullScreenRenderer; }
void fullScreenRendererDestroyed();
void setFullScreenRendererSize(const IntSize&);
void setFullScreenRendererBackgroundColor(Color);
void fullScreenChangeDelayTimerFired(Timer<Document>*);
bool fullScreenIsAllowedForElement(Element*) const;
void fullScreenElementRemoved();
void removeFullScreenElementOfSubtree(Node*, bool amongChildrenOnly = false);
bool isAnimatingFullScreen() const;
void setAnimatingFullScreen(bool);
// W3C API
bool webkitFullscreenEnabled() const;
Element* webkitFullscreenElement() const { return !m_fullScreenElementStack.isEmpty() ? m_fullScreenElementStack.last().get() : 0; }
void webkitExitFullscreen();
void webkitExitPointerLock();
Element* webkitPointerLockElement() const;
// Used to allow element that loads data without going through a FrameLoader to delay the 'load' event.
void incrementLoadEventDelayCount() { ++m_loadEventDelayCount; }
void decrementLoadEventDelayCount();
bool isDelayingLoadEvent() const { return m_loadEventDelayCount; }
PassRefPtr<Touch> createTouch(DOMWindow*, EventTarget*, int identifier, int pageX, int pageY, int screenX, int screenY, int radiusX, int radiusY, float rotationAngle, float force, ExceptionCode&) const;
const DocumentTiming* timing() const { return &m_documentTiming; }
int requestAnimationFrame(PassRefPtr<RequestAnimationFrameCallback>);
void cancelAnimationFrame(int id);
void serviceScriptedAnimations(double monotonicAnimationStartTime);
virtual EventTarget* errorEventTarget();
virtual void logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtr<ScriptCallStack>);
void initDNSPrefetch();
unsigned wheelEventHandlerCount() const { return m_wheelEventHandlerCount; }
void didAddWheelEventHandler();
void didRemoveWheelEventHandler();
double lastHandledUserGestureTimestamp() const { return m_lastHandledUserGestureTimestamp; }
void resetLastHandledUserGestureTimestamp();
bool hasTouchEventHandlers() const { return (m_touchEventTargets.get()) ? m_touchEventTargets->size() : false; }
bool hasTouchEventHandlers() const { return false; }
void didAddTouchEventHandler(Node*);
void didRemoveTouchEventHandler(Node*);
void didRemoveEventTargetNode(Node*);
const TouchEventTargetSet* touchEventTargets() const { return m_touchEventTargets.get(); }
const TouchEventTargetSet* touchEventTargets() const { return 0; }
bool visualUpdatesAllowed() const { return m_visualUpdatesAllowed; }
PassRefPtr<NodeList> getItems(const String& typeNames);
bool isInDocumentWrite() { return m_writeRecursionDepth > 0; }
void suspendScheduledTasks(ActiveDOMObject::ReasonForSuspension);
void resumeScheduledTasks();
IntSize viewportSize() const;
IntSize initialViewportSize() const;
Prerenderer* prerenderer() { return m_prerenderer.get(); }
TextAutosizer* textAutosizer() { return m_textAutosizer.get(); }
PassRefPtr<Element> createElement(const AtomicString& localName, const AtomicString& typeExtension, ExceptionCode&);
PassRefPtr<Element> createElementNS(const AtomicString& namespaceURI, const String& qualifiedName, const AtomicString& typeExtension, ExceptionCode&);
PassRefPtr<CustomElementConstructor> registerElement(WebCore::ScriptState*, const AtomicString& name, ExceptionCode&);
PassRefPtr<CustomElementConstructor> registerElement(WebCore::ScriptState*, const AtomicString& name, const Dictionary& options, ExceptionCode&);
CustomElementRegistry* registry() const { return m_registry.get(); }
void didCreateCustomElement(Element*, CustomElementConstructor*);
void adjustFloatQuadsForScrollAndAbsoluteZoomAndFrameScale(Vector<FloatQuad>&, RenderObject*);
void adjustFloatRectForScrollAndAbsoluteZoomAndFrameScale(FloatRect&, RenderObject*);
bool hasActiveParser();
void incrementActiveParserCount() { ++m_activeParserCount; }
void decrementActiveParserCount();
void setContextFeatures(PassRefPtr<ContextFeatures>);
ContextFeatures* contextFeatures() { return m_contextFeatures.get(); }
DocumentSharedObjectPool* sharedObjectPool() { return m_sharedObjectPool.get(); }
void didRemoveAllPendingStylesheet();
void setNeedsNotifyRemoveAllPendingStylesheet() { m_needsNotifyRemoveAllPendingStylesheet = true; }
void clearStyleResolver();
void notifySeamlessChildDocumentsOfStylesheetUpdate() const;
bool inStyleRecalc() { return m_inStyleRecalc; }
// Return a Locale for the default locale if the argument is null or empty.
Locale& getCachedLocale(const AtomicString& locale = nullAtom);
void addToTopLayer(Element*);
void removeFromTopLayer(Element*);
const Vector<RefPtr<Element> >& topLayerElements() const { return m_topLayerElements; }
Element* activeModalDialog() const { return !m_topLayerElements.isEmpty() ? m_topLayerElements.last().get() : 0; }
const Document* templateDocument() const;
Document* ensureTemplateDocument();
void setTemplateDocumentHost(Document* templateDocumentHost) { m_templateDocumentHost = templateDocumentHost; }
Document* templateDocumentHost() { return m_templateDocumentHost; }
void didAssociateFormControl(Element*);
virtual void addConsoleMessage(MessageSource, MessageLevel, const String& message, unsigned long requestIdentifier = 0);
virtual SecurityOrigin* topOrigin() const OVERRIDE;
PassRefPtr<FontLoader> fontloader();
void ensurePlugInsInjectedScript(DOMWrapperWorld*);
Document(Frame*, const KURL&, unsigned = DefaultDocumentClass);
void clearXMLVersion() { m_xmlVersion = String(); }
friend class Node;
friend class IgnoreDestructiveWriteCountIncrementer;
virtual void dispose() OVERRIDE;
void detachParser();
typedef void (*ArgumentsCallback)(const String& keyString, const String& valueString, Document*, void* data);
void processArguments(const String& features, void* data, ArgumentsCallback);
virtual bool isDocument() const OVERRIDE { return true; }
virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
virtual String nodeName() const;
virtual NodeType nodeType() const;
virtual bool childTypeAllowed(NodeType) const;
virtual PassRefPtr<Node> cloneNode(bool deep);
virtual void refScriptExecutionContext() { ref(); }
virtual void derefScriptExecutionContext() { deref(); }
virtual const KURL& virtualURL() const; // Same as url(), but needed for ScriptExecutionContext to implement it without a performance loss for direct calls.
virtual KURL virtualCompleteURL(const String&) const; // Same as completeURL() for the same reason as above.
virtual void addMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, unsigned columnNumber, PassRefPtr<ScriptCallStack>, ScriptState* = 0, unsigned long requestIdentifier = 0);
virtual double minimumTimerInterval() const;
virtual double timerAlignmentInterval() const;
void updateTitle(const StringWithDirection&);
void updateFocusAppearanceTimerFired(Timer<Document>*);
void updateBaseURL();
void buildAccessKeyMap(TreeScope* root);
void createStyleResolver();
void seamlessParentUpdatedStylesheets();
void loadEventDelayTimerFired(Timer<Document>*);
void pendingTasksTimerFired(Timer<Document>*);
static void didReceiveTask(void*);
template <typename CharacterType>
void displayBufferModifiedByEncodingInternal(CharacterType*, unsigned) const;
PageVisibilityState visibilityState() const;
PassRefPtr<HTMLCollection> ensureCachedCollection(CollectionType);
void clearFullscreenElementStack();
void popFullscreenElementStack();
void pushFullscreenElementStack(Element*);
void addDocumentToFullScreenChangeEventQueue(Document*);
void setVisualUpdatesAllowed(ReadyState);
void setVisualUpdatesAllowed(bool);
void visualUpdatesSuppressionTimerFired(Timer<Document>*);
void addListenerType(ListenerType listenerType) { m_listenerTypes |= listenerType; }
void addMutationEventListenerTypeIfEnabled(ListenerType);
void didAssociateFormControlsTimerFired(Timer<Document>*);
void styleResolverThrowawayTimerFired(DeferrableOneShotTimer<Document>*);
DeferrableOneShotTimer<Document> m_styleResolverThrowawayTimer;
OwnPtr<StyleResolver> m_styleResolver;
bool m_didCalculateStyleResolver;
bool m_hasDirtyStyleResolver;
bool m_hasNodesWithPlaceholderStyle;
bool m_needsNotifyRemoveAllPendingStylesheet;
// But sometimes you need to ignore pending stylesheet count to
// force an immediate layout when requested by JS.
bool m_ignorePendingStylesheets;
// If we do ignore the pending stylesheet count, then we need to add a boolean
// to track that this happened so that we can do a full repaint when the stylesheets
// do eventually load.
PendingSheetLayout m_pendingSheetLayout;
Frame* m_frame;
RefPtr<DOMWindow> m_domWindow;
RefPtr<CachedResourceLoader> m_cachedResourceLoader;
RefPtr<DocumentParser> m_parser;
unsigned m_activeParserCount;
RefPtr<ContextFeatures> m_contextFeatures;
bool m_wellFormed;
// Document URLs.
KURL m_url; // Document.URL: The URL from which this document was retrieved.
KURL m_baseURL; // Node.baseURI: The URL to use when resolving relative URLs.
KURL m_baseURLOverride; // An alternative base URL that takes precedence over m_baseURL (but not m_baseElementURL).
KURL m_baseElementURL; // The URL set by the <base> element.
KURL m_cookieURL; // The URL to use for cookie access.
KURL m_firstPartyForCookies; // The policy URL for third-party cookie blocking.
// Document.documentURI:
// Although URL-like, Document.documentURI can actually be set to any
// string by content. Document.documentURI affects m_baseURL unless the
// document contains a <base> element, in which case the <base> element
// takes precedence.
// This property is read-only from JavaScript, but writable from Objective C.
String m_documentURI;
String m_baseTarget;
RefPtr<DocumentType> m_docType;
OwnPtr<DOMImplementation> m_implementation;
RefPtr<CSSStyleSheet> m_elemSheet;
bool m_printing;
bool m_paginatedForScreen;
bool m_ignoreAutofocus;
CompatibilityMode m_compatibilityMode;
bool m_compatibilityModeLocked; // This is cheaper than making setCompatibilityMode virtual.
Color m_textColor;
RefPtr<Node> m_focusedNode;
RefPtr<Node> m_hoverNode;
RefPtr<Element> m_activeElement;
RefPtr<Element> m_documentElement;
UserActionElementSet m_userActionElements;
uint64_t m_domTreeVersion;
static uint64_t s_globalTreeVersion;
HashSet<NodeIterator*> m_nodeIterators;
HashSet<Range*> m_ranges;
unsigned short m_listenerTypes;
MutationObserverOptions m_mutationObserverTypes;
OwnPtr<DocumentStyleSheetCollection> m_styleSheetCollection;
RefPtr<StyleSheetList> m_styleSheetList;
OwnPtr<FormController> m_formController;
Color m_linkColor;
Color m_visitedLinkColor;
Color m_activeLinkColor;
OwnPtr<VisitedLinkState> m_visitedLinkState;
bool m_loadingSheet;
bool m_visuallyOrdered;
ReadyState m_readyState;
bool m_bParsing;
Timer<Document> m_styleRecalcTimer;
bool m_pendingStyleRecalcShouldForce;
bool m_inStyleRecalc;
bool m_closeAfterStyleRecalc;
bool m_gotoAnchorNeededAfterStylesheetsLoad;
bool m_isDNSPrefetchEnabled;
bool m_haveExplicitlyDisabledDNSPrefetch;
bool m_frameElementsShouldIgnoreScrolling;
bool m_containsValidityStyleRules;
bool m_updateFocusAppearanceRestoresSelection;
unsigned m_ignoreDestructiveWriteCount;
StringWithDirection m_title;
StringWithDirection m_rawTitle;
bool m_titleSetExplicitly;
RefPtr<Element> m_titleElement;
RefPtr<RenderArena> m_renderArena;
OwnPtr<AXObjectCache> m_axObjectCache;
OwnPtr<DocumentMarkerController> m_markers;
Timer<Document> m_updateFocusAppearanceTimer;
Element* m_cssTarget;
// FIXME: Merge these 2 variables into an enum. Also, FrameLoader::m_didCallImplicitClose
// is almost a duplication of this data, so that should probably get merged in too.
// FIXME: Document::m_processingLoadEvent and DocumentLoader::m_wasOnloadHandled are roughly the same
// and should be merged.
bool m_processingLoadEvent;
bool m_loadEventFinished;
RefPtr<SerializedScriptValue> m_pendingStateObject;
double m_startTime;
bool m_overMinimumLayoutThreshold;
OwnPtr<ScriptRunner> m_scriptRunner;
OwnPtr<TransformSource> m_transformSource;
RefPtr<Document> m_transformSourceDocument;
int m_docID; // A unique document identifier used for things like document-specific mapped attributes.
String m_xmlEncoding;
String m_xmlVersion;
unsigned m_xmlStandalone : 2;
unsigned m_hasXMLDeclaration : 1;
String m_contentLanguage;
RenderObject* m_savedRenderer;
RefPtr<TextResourceDecoder> m_decoder;
InheritedBool m_designMode;
HashSet<LiveNodeListBase*> m_listsInvalidatedAtDocument;
unsigned m_nodeListCounts[numNodeListInvalidationTypes];
RefPtr<XPathEvaluator> m_xpathEvaluator;
OwnPtr<SVGDocumentExtensions> m_svgExtensions;
Vector<AnnotatedRegionValue> m_annotatedRegions;
bool m_hasAnnotatedRegions;
bool m_annotatedRegionsDirty;
HashMap<String, RefPtr<HTMLCanvasElement> > m_cssCanvasElements;
bool m_createRenderers;
bool m_inPageCache;
Vector<IconURL> m_iconURLs;
HashSet<Element*> m_documentSuspensionCallbackElements;
HashSet<Element*> m_mediaVolumeCallbackElements;
HashSet<Element*> m_privateBrowsingStateChangedElements;
HashSet<Element*> m_captionPreferencesChangedElements;
HashMap<StringImpl*, Element*, CaseFoldingHash> m_elementsByAccessKey;
bool m_accessKeyMapValid;
OwnPtr<SelectorQueryCache> m_selectorQueryCache;
DocumentClassFlags m_documentClasses;
bool m_isViewSource;
bool m_sawElementsInKnownNamespaces;
bool m_isSrcdocDocument;
RenderObject* m_renderer;
RefPtr<DocumentEventQueue> m_eventQueue;
WeakPtrFactory<Document> m_weakFactory;
HashSet<MediaCanStartListener*> m_mediaCanStartListeners;
QualifiedName m_idAttributeName;
bool m_areKeysEnabledInFullScreen;
RefPtr<Element> m_fullScreenElement;
Vector<RefPtr<Element> > m_fullScreenElementStack;
RenderFullScreen* m_fullScreenRenderer;
Timer<Document> m_fullScreenChangeDelayTimer;
Deque<RefPtr<Node> > m_fullScreenChangeEventTargetQueue;
Deque<RefPtr<Node> > m_fullScreenErrorEventTargetQueue;
bool m_isAnimatingFullScreen;
LayoutRect m_savedPlaceholderFrameRect;
RefPtr<RenderStyle> m_savedPlaceholderRenderStyle;
Vector<RefPtr<Element> > m_topLayerElements;
int m_loadEventDelayCount;
Timer<Document> m_loadEventDelayTimer;
ViewportArguments m_viewportArguments;
ReferrerPolicy m_referrerPolicy;
bool m_directionSetOnDocumentElement;
bool m_writingModeSetOnDocumentElement;
DocumentTiming m_documentTiming;
RefPtr<MediaQueryMatcher> m_mediaQueryMatcher;
bool m_writeRecursionIsTooDeep;
unsigned m_writeRecursionDepth;
unsigned m_wheelEventHandlerCount;
OwnPtr<TouchEventTargetSet> m_touchEventTargets;
double m_lastHandledUserGestureTimestamp;
void clearScriptedAnimationController();
RefPtr<ScriptedAnimationController> m_scriptedAnimationController;
Timer<Document> m_pendingTasksTimer;
Vector<OwnPtr<Task> > m_pendingTasks;
OwnPtr<Prerenderer> m_prerenderer;
OwnPtr<TextAutosizer> m_textAutosizer;
RefPtr<CustomElementRegistry> m_registry;
bool m_scheduledTasksAreSuspended;
bool m_visualUpdatesAllowed;
Timer<Document> m_visualUpdatesSuppressionTimer;
RefPtr<NamedFlowCollection> m_namedFlows;
RefPtr<DOMSecurityPolicy> m_domSecurityPolicy;
void sharedObjectPoolClearTimerFired(Timer<Document>*);
Timer<Document> m_sharedObjectPoolClearTimer;
OwnPtr<DocumentSharedObjectPool> m_sharedObjectPool;
#ifndef NDEBUG
bool m_didDispatchViewportPropertiesChanged;
typedef HashMap<AtomicString, OwnPtr<Locale> > LocaleIdentifierToLocaleMap;
LocaleIdentifierToLocaleMap m_localeCache;
RefPtr<Document> m_templateDocument;
Document* m_templateDocumentHost; // Manually managed weakref (backpointer from m_templateDocument).
RefPtr<FontLoader> m_fontloader;
Timer<Document> m_didAssociateFormControlsTimer;
HashSet<RefPtr<Element> > m_associatedFormControls;
bool m_hasInjectedPlugInsScript;
inline void Document::notifyRemovePendingSheetIfNeeded()
if (m_needsNotifyRemoveAllPendingStylesheet)
inline const Document* Document::templateDocument() const
// If DOCUMENT does not have a browsing context, Let TEMPLATE CONTENTS OWNER be DOCUMENT and abort these steps.
if (!m_frame)
return this;
return m_templateDocument.get();
inline Document* toDocument(ScriptExecutionContext* scriptExecutionContext)
ASSERT_WITH_SECURITY_IMPLICATION(!scriptExecutionContext || scriptExecutionContext->isDocument());
return static_cast<Document*>(scriptExecutionContext);
inline const Document* toDocument(const ScriptExecutionContext* scriptExecutionContext)
ASSERT_WITH_SECURITY_IMPLICATION(!scriptExecutionContext || scriptExecutionContext->isDocument());
return static_cast<const Document*>(scriptExecutionContext);
inline Document* toDocument(Node* node)
ASSERT_WITH_SECURITY_IMPLICATION(!node || node->isDocumentNode());
return static_cast<Document*>(node);
inline const Document* toDocument(const Node* node)
ASSERT_WITH_SECURITY_IMPLICATION(!node || node->isDocumentNode());
return static_cast<const Document*>(node);
// This will catch anyone doing an unnecessary cast.
void toDocument(const Document*);
// Put these methods here, because they require the Document definition, but we really want to inline them.
inline bool Node::isDocumentNode() const
return this == documentInternal();
inline Node::Node(Document* document, ConstructionType type)
: m_nodeFlags(type)
, m_parentOrShadowHostNode(0)
, m_treeScope(document)
, m_previous(0)
, m_next(0)
if (!m_treeScope)
m_treeScope = TreeScope::noDocumentInstance();
Node* eventTargetNodeForDocument(Document*);
} // namespace WebCore
#endif // Document_h