gecko-dev/parser/html/nsHtml5TreeBuilder.h

385 строки
17 KiB
C++

/*
* Copyright (c) 2007 Henri Sivonen
* Copyright (c) 2007-2015 Mozilla Foundation
* Portions of comments Copyright 2004-2008 Apple Computer, Inc., Mozilla
* Foundation, and Opera Software ASA.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
/*
* THIS IS A GENERATED FILE. PLEASE DO NOT EDIT.
* Please edit TreeBuilder.java instead and regenerate.
*/
#ifndef nsHtml5TreeBuilder_h
#define nsHtml5TreeBuilder_h
#include "nsContentUtils.h"
#include "nsIAtom.h"
#include "nsHtml5AtomTable.h"
#include "nsITimer.h"
#include "nsString.h"
#include "nsNameSpaceManager.h"
#include "nsIContent.h"
#include "nsTraceRefcnt.h"
#include "jArray.h"
#include "nsHtml5DocumentMode.h"
#include "nsHtml5ArrayCopy.h"
#include "nsHtml5Parser.h"
#include "nsHtml5Atoms.h"
#include "nsHtml5TreeOperation.h"
#include "nsHtml5StateSnapshot.h"
#include "nsHtml5StackNode.h"
#include "nsHtml5TreeOpExecutor.h"
#include "nsHtml5StreamParser.h"
#include "nsAHtml5TreeBuilderState.h"
#include "nsHtml5Highlighter.h"
#include "nsHtml5PlainTextUtils.h"
#include "nsHtml5ViewSourceUtils.h"
#include "mozilla/Likely.h"
#include "nsIContentHandle.h"
#include "nsHtml5OplessBuilder.h"
class nsHtml5StreamParser;
class nsHtml5Tokenizer;
class nsHtml5MetaScanner;
class nsHtml5AttributeName;
class nsHtml5ElementName;
class nsHtml5HtmlAttributes;
class nsHtml5UTF16Buffer;
class nsHtml5StateSnapshot;
class nsHtml5Portability;
class nsHtml5TreeBuilder : public nsAHtml5TreeBuilderState
{
private:
static char16_t REPLACEMENT_CHARACTER[];
static staticJArray<const char*,int32_t> QUIRKY_PUBLIC_IDS;
int32_t mode;
int32_t originalMode;
bool framesetOk;
protected:
nsHtml5Tokenizer* tokenizer;
private:
bool scriptingEnabled;
bool needToDropLF;
bool fragment;
nsIAtom* contextName;
int32_t contextNamespace;
nsIContentHandle* contextNode;
autoJArray<int32_t,int32_t> templateModeStack;
int32_t templateModePtr;
autoJArray<nsHtml5StackNode*,int32_t> stack;
int32_t currentPtr;
autoJArray<nsHtml5StackNode*,int32_t> listOfActiveFormattingElements;
int32_t listPtr;
nsIContentHandle* formPointer;
nsIContentHandle* headPointer;
nsIContentHandle* deepTreeSurrogateParent;
protected:
autoJArray<char16_t,int32_t> charBuffer;
int32_t charBufferLen;
private:
bool quirks;
bool isSrcdocDocument;
public:
void startTokenization(nsHtml5Tokenizer* self);
void doctype(nsIAtom* name, nsString* publicIdentifier, nsString* systemIdentifier, bool forceQuirks);
void comment(char16_t* buf, int32_t start, int32_t length);
void characters(const char16_t* buf, int32_t start, int32_t length);
void zeroOriginatingReplacementCharacter();
void eof();
void endTokenization();
void startTag(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes, bool selfClosing);
private:
void startTagTitleInHead(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void startTagGenericRawText(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void startTagScriptInHead(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void startTagTemplateInHead(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
bool isTemplateContents();
bool isTemplateModeStackEmpty();
bool isSpecialParentInForeign(nsHtml5StackNode* stackNode);
public:
static nsString* extractCharsetFromContent(nsString* attributeValue, nsHtml5TreeBuilder* tb);
private:
void checkMetaCharset(nsHtml5HtmlAttributes* attributes);
public:
void endTag(nsHtml5ElementName* elementName);
private:
void endTagTemplateInHead();
int32_t findLastInTableScopeOrRootTemplateTbodyTheadTfoot();
int32_t findLast(nsIAtom* name);
int32_t findLastInTableScope(nsIAtom* name);
int32_t findLastInButtonScope(nsIAtom* name);
int32_t findLastInScope(nsIAtom* name);
int32_t findLastInListScope(nsIAtom* name);
int32_t findLastInScopeHn();
void generateImpliedEndTagsExceptFor(nsIAtom* name);
void generateImpliedEndTags();
bool isSecondOnStackBody();
void documentModeInternal(nsHtml5DocumentMode m, nsString* publicIdentifier, nsString* systemIdentifier, bool html4SpecificAdditionalErrorChecks);
bool isAlmostStandards(nsString* publicIdentifier, nsString* systemIdentifier);
bool isQuirky(nsIAtom* name, nsString* publicIdentifier, nsString* systemIdentifier, bool forceQuirks);
void closeTheCell(int32_t eltPos);
int32_t findLastInTableScopeTdTh();
void clearStackBackTo(int32_t eltPos);
void resetTheInsertionMode();
void implicitlyCloseP();
bool debugOnlyClearLastStackSlot();
bool debugOnlyClearLastListSlot();
void pushTemplateMode(int32_t mode);
void push(nsHtml5StackNode* node);
void silentPush(nsHtml5StackNode* node);
void append(nsHtml5StackNode* node);
inline void insertMarker()
{
append(nullptr);
}
void clearTheListOfActiveFormattingElementsUpToTheLastMarker();
inline bool isCurrent(nsIAtom* name)
{
return stack[currentPtr]->ns == kNameSpaceID_XHTML && name == stack[currentPtr]->name;
}
void removeFromStack(int32_t pos);
void removeFromStack(nsHtml5StackNode* node);
void removeFromListOfActiveFormattingElements(int32_t pos);
bool adoptionAgencyEndTag(nsIAtom* name);
void insertIntoStack(nsHtml5StackNode* node, int32_t position);
void insertIntoListOfActiveFormattingElements(nsHtml5StackNode* formattingClone, int32_t bookmark);
int32_t findInListOfActiveFormattingElements(nsHtml5StackNode* node);
int32_t findInListOfActiveFormattingElementsContainsBetweenEndAndLastMarker(nsIAtom* name);
void maybeForgetEarlierDuplicateFormattingElement(nsIAtom* name, nsHtml5HtmlAttributes* attributes);
int32_t findLastOrRoot(nsIAtom* name);
int32_t findLastOrRoot(int32_t group);
bool addAttributesToBody(nsHtml5HtmlAttributes* attributes);
void addAttributesToHtml(nsHtml5HtmlAttributes* attributes);
void pushHeadPointerOntoStack();
void reconstructTheActiveFormattingElements();
void insertIntoFosterParent(nsIContentHandle* child);
nsIContentHandle* createAndInsertFosterParentedElement(int32_t ns, nsIAtom* name, nsHtml5HtmlAttributes* attributes);
nsIContentHandle* createAndInsertFosterParentedElement(int32_t ns, nsIAtom* name, nsHtml5HtmlAttributes* attributes, nsIContentHandle* form);
bool isInStack(nsHtml5StackNode* node);
void popTemplateMode();
void pop();
void silentPop();
void popOnEof();
void appendHtmlElementToDocumentAndPush(nsHtml5HtmlAttributes* attributes);
void appendHtmlElementToDocumentAndPush();
void appendToCurrentNodeAndPushHeadElement(nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushBodyElement(nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushBodyElement();
void appendToCurrentNodeAndPushFormElementMayFoster(nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushFormattingElementMayFoster(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushElement(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushElementMayFoster(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushElementMayFosterMathML(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
bool annotationXmlEncodingPermitsHtml(nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushElementMayFosterSVG(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendToCurrentNodeAndPushElementMayFoster(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes, nsIContentHandle* form);
void appendVoidElementToCurrentMayFoster(nsIAtom* name, nsHtml5HtmlAttributes* attributes, nsIContentHandle* form);
void appendVoidElementToCurrentMayFoster(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendVoidElementToCurrentMayFosterSVG(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendVoidElementToCurrentMayFosterMathML(nsHtml5ElementName* elementName, nsHtml5HtmlAttributes* attributes);
void appendVoidElementToCurrent(nsIAtom* name, nsHtml5HtmlAttributes* attributes, nsIContentHandle* form);
void appendVoidFormToCurrent(nsHtml5HtmlAttributes* attributes);
protected:
void accumulateCharacters(const char16_t* buf, int32_t start, int32_t length);
void requestSuspension();
nsIContentHandle* createElement(int32_t ns, nsIAtom* name, nsHtml5HtmlAttributes* attributes, nsIContentHandle* intendedParent);
nsIContentHandle* createElement(int32_t ns, nsIAtom* name, nsHtml5HtmlAttributes* attributes, nsIContentHandle* form, nsIContentHandle* intendedParent);
nsIContentHandle* createHtmlElementSetAsRoot(nsHtml5HtmlAttributes* attributes);
void detachFromParent(nsIContentHandle* element);
bool hasChildren(nsIContentHandle* element);
void appendElement(nsIContentHandle* child, nsIContentHandle* newParent);
void appendChildrenToNewParent(nsIContentHandle* oldParent, nsIContentHandle* newParent);
void insertFosterParentedChild(nsIContentHandle* child, nsIContentHandle* table, nsIContentHandle* stackParent);
nsIContentHandle* createAndInsertFosterParentedElement(int32_t ns, nsIAtom* name, nsHtml5HtmlAttributes* attributes, nsIContentHandle* form, nsIContentHandle* table, nsIContentHandle* stackParent);
;void insertFosterParentedCharacters(char16_t* buf, int32_t start, int32_t length, nsIContentHandle* table, nsIContentHandle* stackParent);
void appendCharacters(nsIContentHandle* parent, char16_t* buf, int32_t start, int32_t length);
void appendIsindexPrompt(nsIContentHandle* parent);
void appendComment(nsIContentHandle* parent, char16_t* buf, int32_t start, int32_t length);
void appendCommentToDocument(char16_t* buf, int32_t start, int32_t length);
void addAttributesToElement(nsIContentHandle* element, nsHtml5HtmlAttributes* attributes);
void markMalformedIfScript(nsIContentHandle* elt);
void start(bool fragmentMode);
void end();
void appendDoctypeToDocument(nsIAtom* name, nsString* publicIdentifier, nsString* systemIdentifier);
void elementPushed(int32_t ns, nsIAtom* name, nsIContentHandle* node);
void elementPopped(int32_t ns, nsIAtom* name, nsIContentHandle* node);
public:
inline bool cdataSectionAllowed()
{
return isInForeign();
}
private:
bool isInForeign();
bool isInForeignButNotHtmlOrMathTextIntegrationPoint();
public:
void setFragmentContext(nsIAtom* context, int32_t ns, nsIContentHandle* node, bool quirks);
protected:
nsIContentHandle* currentNode();
public:
bool isScriptingEnabled();
void setScriptingEnabled(bool scriptingEnabled);
void setIsSrcdocDocument(bool isSrcdocDocument);
void flushCharacters();
private:
bool charBufferContainsNonWhitespace();
public:
nsAHtml5TreeBuilderState* newSnapshot();
bool snapshotMatches(nsAHtml5TreeBuilderState* snapshot);
void loadState(nsAHtml5TreeBuilderState* snapshot, nsHtml5AtomTable* interner);
private:
int32_t findInArray(nsHtml5StackNode* node, jArray<nsHtml5StackNode*,int32_t> arr);
public:
nsIContentHandle* getFormPointer();
nsIContentHandle* getHeadPointer();
nsIContentHandle* getDeepTreeSurrogateParent();
jArray<nsHtml5StackNode*,int32_t> getListOfActiveFormattingElements();
jArray<nsHtml5StackNode*,int32_t> getStack();
jArray<int32_t,int32_t> getTemplateModeStack();
int32_t getMode();
int32_t getOriginalMode();
bool isFramesetOk();
bool isNeedToDropLF();
bool isQuirks();
int32_t getListOfActiveFormattingElementsLength();
int32_t getStackLength();
int32_t getTemplateModeStackLength();
static void initializeStatics();
static void releaseStatics();
#include "nsHtml5TreeBuilderHSupplement.h"
};
#define NS_HTML5TREE_BUILDER_OTHER 0
#define NS_HTML5TREE_BUILDER_A 1
#define NS_HTML5TREE_BUILDER_BASE 2
#define NS_HTML5TREE_BUILDER_BODY 3
#define NS_HTML5TREE_BUILDER_BR 4
#define NS_HTML5TREE_BUILDER_BUTTON 5
#define NS_HTML5TREE_BUILDER_CAPTION 6
#define NS_HTML5TREE_BUILDER_COL 7
#define NS_HTML5TREE_BUILDER_COLGROUP 8
#define NS_HTML5TREE_BUILDER_FORM 9
#define NS_HTML5TREE_BUILDER_FRAME 10
#define NS_HTML5TREE_BUILDER_FRAMESET 11
#define NS_HTML5TREE_BUILDER_IMAGE 12
#define NS_HTML5TREE_BUILDER_INPUT 13
#define NS_HTML5TREE_BUILDER_ISINDEX 14
#define NS_HTML5TREE_BUILDER_LI 15
#define NS_HTML5TREE_BUILDER_LINK_OR_BASEFONT_OR_BGSOUND 16
#define NS_HTML5TREE_BUILDER_MATH 17
#define NS_HTML5TREE_BUILDER_META 18
#define NS_HTML5TREE_BUILDER_SVG 19
#define NS_HTML5TREE_BUILDER_HEAD 20
#define NS_HTML5TREE_BUILDER_HR 22
#define NS_HTML5TREE_BUILDER_HTML 23
#define NS_HTML5TREE_BUILDER_NOBR 24
#define NS_HTML5TREE_BUILDER_NOFRAMES 25
#define NS_HTML5TREE_BUILDER_NOSCRIPT 26
#define NS_HTML5TREE_BUILDER_OPTGROUP 27
#define NS_HTML5TREE_BUILDER_OPTION 28
#define NS_HTML5TREE_BUILDER_P 29
#define NS_HTML5TREE_BUILDER_PLAINTEXT 30
#define NS_HTML5TREE_BUILDER_SCRIPT 31
#define NS_HTML5TREE_BUILDER_SELECT 32
#define NS_HTML5TREE_BUILDER_STYLE 33
#define NS_HTML5TREE_BUILDER_TABLE 34
#define NS_HTML5TREE_BUILDER_TEXTAREA 35
#define NS_HTML5TREE_BUILDER_TITLE 36
#define NS_HTML5TREE_BUILDER_TR 37
#define NS_HTML5TREE_BUILDER_XMP 38
#define NS_HTML5TREE_BUILDER_TBODY_OR_THEAD_OR_TFOOT 39
#define NS_HTML5TREE_BUILDER_TD_OR_TH 40
#define NS_HTML5TREE_BUILDER_DD_OR_DT 41
#define NS_HTML5TREE_BUILDER_H1_OR_H2_OR_H3_OR_H4_OR_H5_OR_H6 42
#define NS_HTML5TREE_BUILDER_MARQUEE_OR_APPLET 43
#define NS_HTML5TREE_BUILDER_PRE_OR_LISTING 44
#define NS_HTML5TREE_BUILDER_B_OR_BIG_OR_CODE_OR_EM_OR_I_OR_S_OR_SMALL_OR_STRIKE_OR_STRONG_OR_TT_OR_U 45
#define NS_HTML5TREE_BUILDER_UL_OR_OL_OR_DL 46
#define NS_HTML5TREE_BUILDER_IFRAME 47
#define NS_HTML5TREE_BUILDER_EMBED 48
#define NS_HTML5TREE_BUILDER_AREA_OR_WBR 49
#define NS_HTML5TREE_BUILDER_DIV_OR_BLOCKQUOTE_OR_CENTER_OR_MENU 50
#define NS_HTML5TREE_BUILDER_ADDRESS_OR_ARTICLE_OR_ASIDE_OR_DETAILS_OR_DIALOG_OR_DIR_OR_FIGCAPTION_OR_FIGURE_OR_FOOTER_OR_HEADER_OR_HGROUP_OR_MAIN_OR_NAV_OR_SECTION_OR_SUMMARY 51
#define NS_HTML5TREE_BUILDER_RUBY_OR_SPAN_OR_SUB_OR_SUP_OR_VAR 52
#define NS_HTML5TREE_BUILDER_RB_OR_RTC 53
#define NS_HTML5TREE_BUILDER_PARAM_OR_SOURCE_OR_TRACK 55
#define NS_HTML5TREE_BUILDER_MGLYPH_OR_MALIGNMARK 56
#define NS_HTML5TREE_BUILDER_MI_MO_MN_MS_MTEXT 57
#define NS_HTML5TREE_BUILDER_ANNOTATION_XML 58
#define NS_HTML5TREE_BUILDER_FOREIGNOBJECT_OR_DESC 59
#define NS_HTML5TREE_BUILDER_NOEMBED 60
#define NS_HTML5TREE_BUILDER_FIELDSET 61
#define NS_HTML5TREE_BUILDER_OUTPUT 62
#define NS_HTML5TREE_BUILDER_OBJECT 63
#define NS_HTML5TREE_BUILDER_FONT 64
#define NS_HTML5TREE_BUILDER_KEYGEN 65
#define NS_HTML5TREE_BUILDER_MENUITEM 66
#define NS_HTML5TREE_BUILDER_TEMPLATE 67
#define NS_HTML5TREE_BUILDER_IMG 68
#define NS_HTML5TREE_BUILDER_RT_OR_RP 69
#define NS_HTML5TREE_BUILDER_IN_ROW 0
#define NS_HTML5TREE_BUILDER_IN_TABLE_BODY 1
#define NS_HTML5TREE_BUILDER_IN_TABLE 2
#define NS_HTML5TREE_BUILDER_IN_CAPTION 3
#define NS_HTML5TREE_BUILDER_IN_CELL 4
#define NS_HTML5TREE_BUILDER_FRAMESET_OK 5
#define NS_HTML5TREE_BUILDER_IN_BODY 6
#define NS_HTML5TREE_BUILDER_IN_HEAD 7
#define NS_HTML5TREE_BUILDER_IN_HEAD_NOSCRIPT 8
#define NS_HTML5TREE_BUILDER_IN_COLUMN_GROUP 9
#define NS_HTML5TREE_BUILDER_IN_SELECT_IN_TABLE 10
#define NS_HTML5TREE_BUILDER_IN_SELECT 11
#define NS_HTML5TREE_BUILDER_AFTER_BODY 12
#define NS_HTML5TREE_BUILDER_IN_FRAMESET 13
#define NS_HTML5TREE_BUILDER_AFTER_FRAMESET 14
#define NS_HTML5TREE_BUILDER_INITIAL 15
#define NS_HTML5TREE_BUILDER_BEFORE_HTML 16
#define NS_HTML5TREE_BUILDER_BEFORE_HEAD 17
#define NS_HTML5TREE_BUILDER_AFTER_HEAD 18
#define NS_HTML5TREE_BUILDER_AFTER_AFTER_BODY 19
#define NS_HTML5TREE_BUILDER_AFTER_AFTER_FRAMESET 20
#define NS_HTML5TREE_BUILDER_TEXT 21
#define NS_HTML5TREE_BUILDER_IN_TEMPLATE 22
#define NS_HTML5TREE_BUILDER_CHARSET_INITIAL 0
#define NS_HTML5TREE_BUILDER_CHARSET_C 1
#define NS_HTML5TREE_BUILDER_CHARSET_H 2
#define NS_HTML5TREE_BUILDER_CHARSET_A 3
#define NS_HTML5TREE_BUILDER_CHARSET_R 4
#define NS_HTML5TREE_BUILDER_CHARSET_S 5
#define NS_HTML5TREE_BUILDER_CHARSET_E 6
#define NS_HTML5TREE_BUILDER_CHARSET_T 7
#define NS_HTML5TREE_BUILDER_CHARSET_EQUALS 8
#define NS_HTML5TREE_BUILDER_CHARSET_SINGLE_QUOTED 9
#define NS_HTML5TREE_BUILDER_CHARSET_DOUBLE_QUOTED 10
#define NS_HTML5TREE_BUILDER_CHARSET_UNQUOTED 11
#define NS_HTML5TREE_BUILDER_NOT_FOUND_ON_STACK INT32_MAX
#endif