diff options
Diffstat (limited to 'khtml/html/htmltokenizer.h')
| -rw-r--r-- | khtml/html/htmltokenizer.h | 358 |
1 files changed, 0 insertions, 358 deletions
diff --git a/khtml/html/htmltokenizer.h b/khtml/html/htmltokenizer.h deleted file mode 100644 index 10ef76176..000000000 --- a/khtml/html/htmltokenizer.h +++ /dev/null @@ -1,358 +0,0 @@ -/* - This file is part of the KDE libraries - - Copyright (C) 1997 Martin Jones ([email protected]) - (C) 1997 Torben Weis ([email protected]) - (C) 1998 Waldo Bastian ([email protected]) - (C) 2001 Dirk Mueller ([email protected]) - - 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 - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - 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. -*/ -//---------------------------------------------------------------------------- -// -// KDE HTML Widget -- Tokenizers - -#ifndef HTMLTOKENIZER_H -#define HTMLTOKENIZER_H - -#include <tqstring.h> -#include <tqobject.h> -#include <tqptrqueue.h> - -#include "misc/loader_client.h" -#include "misc/htmltags.h" -#include "misc/stringit.h" -#include "xml/dom_stringimpl.h" -#include "xml/xml_tokenizer.h" -#include "xml/dom_elementimpl.h" -#include "xml/dom_docimpl.h" - -class KCharsets; -class KHTMLView; - -namespace DOM { - class DocumentImpl; - class DocumentFragmentImpl; -} - -namespace khtml { - class CachedScript; - class KHTMLParser; - - /** - * @internal - * represents one HTML tag. Consists of a numerical id, and the list - * of attributes. Can also represent text. In this case the id = 0 and - * text contains the text. - */ - class Token - { - public: - Token() { - tid = 0; - attrs = 0; - text = 0; - flat = false; - //tqDebug("new token, creating %08lx", attrs); - } - ~Token() { - if(attrs) attrs->deref(); - if(text) text->deref(); - } - void addAttribute(DocumentImpl* doc, TQChar* buffer, const TQString& attrName, const DOMString& v) - { - DOMStringImpl *value = 0; - NodeImpl::Id tid = 0; - if(buffer->unicode()) { - tid = buffer->unicode(); - value = v.implementation(); - } - else if ( !attrName.isEmpty() && attrName != "/" ) { - tid = doc->getId(NodeImpl::AttributeId, DOMString(attrName).implementation(), false, true); - value = v.implementation(); - } - - if (value && tid) { - if(!attrs) { - attrs = new DOM::NamedAttrMapImpl(0); - attrs->ref(); - } - if (!attrs->getValue(tid)) - attrs->setValue(tid,value); - } - } - void reset() - { - if(attrs) { - attrs->deref(); - attrs = 0; - } - tid = 0; - if(text) { - text->deref(); - text = 0; - } - flat = false; - } - DOM::NamedAttrMapImpl* attrs; - DOMStringImpl* text; - ushort tid; - bool flat; - }; - -// The count of spaces used for each tab. -#define TAB_SIZE 8 - -//----------------------------------------------------------------------------- - -class HTMLTokenizer : public Tokenizer, public CachedObjectClient -{ - friend class KHTMLParser; -public: - HTMLTokenizer(DOM::DocumentImpl *, KHTMLView * = 0); - HTMLTokenizer(DOM::DocumentImpl *, DOM::DocumentFragmentImpl *frag); - virtual ~HTMLTokenizer(); - - void begin(); - void write( const khtml::TokenizerString &str, bool appendData ); - void end(); - void finish(); - void timerEvent( TQTimerEvent *e ); - virtual void setOnHold(bool _onHold); - void abort() { m_abort = true; } - virtual void setAutoClose(bool b=true); - virtual bool isWaitingForScripts() const; - virtual bool isExecutingScript() const; - -protected: - void reset(); - void addPending(); - void processToken(); - void processListing(khtml::TokenizerString list); - - void parseComment(khtml::TokenizerString &str); - void parseServer(khtml::TokenizerString &str); - void parseText(khtml::TokenizerString &str); - void parseListing(khtml::TokenizerString &str); - void parseSpecial(khtml::TokenizerString &str); - void parseTag(khtml::TokenizerString &str); - void parseEntity(khtml::TokenizerString &str, TQChar *&dest, bool start = false); - void parseProcessingInstruction(khtml::TokenizerString &str); - void scriptHandler(); - void scriptExecution(const TQString& script, const TQString& scriptURL = TQString::null, int baseLine = 0); - void setSrc(const TokenizerString& source); - - // check if we have enough space in the buffer. - // if not enlarge it - inline void checkBuffer(int len = 10) - { - if ( (dest - buffer) > size-len ) - enlargeBuffer(len); - } - inline void checkScriptBuffer(int len = 10) - { - if ( scriptCodeSize + len >= scriptCodeMaxSize ) - enlargeScriptBuffer(len); - } - - void enlargeBuffer(int len); - void enlargeScriptBuffer(int len); - - // from CachedObjectClient - void notifyFinished(khtml::CachedObject *finishedObj); - -protected: - // Internal buffers - /////////////////// - TQChar *buffer; - TQChar *dest; - - khtml::Token currToken; - - // the size of buffer - int size; - - // Tokenizer flags - ////////////////// - // are we in quotes within a html tag - enum - { - NoQuote = 0, - SingleQuote, - DoubleQuote - } tquote; - - enum - { - NonePending = 0, - SpacePending, - LFPending, - TabPending - } pending; - - enum - { - NoneDiscard = 0, - SpaceDiscard, // Discard spaces after '=' within tags - LFDiscard, // Discard line breaks immediately after start-tags - AllDiscard // discard all spaces, LF's etc until next non white char - } discard; - - // Discard the LF part of CRLF sequence - bool skipLF; - - // Flag to say that we have the '<' but not the character following it. - bool startTag; - - // Flag to say, we are just parsing a tag, meaning, we are in the middle - // of <tag... - enum { - NoTag = 0, - TagName, - SearchAttribute, - AttributeName, - SearchEqual, - SearchValue, - QuotedValue, - Value, - SearchEnd - } tag; - - // Are we in a &... character entity description? - enum { - NoEntity = 0, - SearchEntity, - NumericSearch, - Hexadecimal, - Decimal, - EntityName, - SearchSemicolon - } Entity; - - // are we in a <script> ... </script> block - bool script; - - TQChar EntityChar; - - // Are we in a <pre> ... </pre> block - bool pre; - - // if 'pre == true' we track in which column we are - int prePos; - - // Are we in a <style> ... </style> block - bool style; - - // Are we in a <select> ... </select> block - bool select; - - // Are we in a <xmp> ... </xmp> block - bool xmp; - - // Are we in a <title> ... </title> block - bool title; - - // Are we in plain textmode ? - bool plaintext; - - // XML processing instructions. Ignored at the moment - bool processingInstruction; - - // Area we in a <!-- comment --> block - bool comment; - - // Are we in a <textarea> ... </textarea> block - bool textarea; - - // was the previous character escaped ? - bool escaped; - - // are we in a server includes statement? - bool server; - - bool brokenServer; - - bool brokenScript; - - // name of an unknown attribute - TQString attrName; - - // Used to store the code of a srcipting sequence - TQChar *scriptCode; - // Size of the script sequenze stored in scriptCode - int scriptCodeSize; - // Maximal size that can be stored in scriptCode - int scriptCodeMaxSize; - // resync point of script code size - int scriptCodeResync; - - // Stores characters if we are scanning for a string like "</script>" - TQChar searchBuffer[ 10 ]; - // Counts where we are in the string we are scanning for - int searchCount; - // The string we are searching for - const TQChar *searchFor; - // the stopper string - const char* searchStopper; - // the stopper len - int searchStopperLen; - // if no more data is coming, just parse what we have (including ext scripts that - // may be still downloading) and finish - bool noMoreData; - // URL to get source code of script from - TQString scriptSrc; - TQString scriptSrcCharset; - bool javascript; - // the HTML code we will parse after the external script we are waiting for has loaded - TokenizerQueue pendingQueue; - // true if we are executing a script while parsing a document. This causes the parsing of - // the output of the script to be postponed until after the script has finished executing - int m_executingScript; - TQPtrQueue<khtml::CachedScript> cachedScript; - // you can pause the tokenizer if you need to display a dialog or something - bool onHold; - // you can ask the tokenizer to abort the current write() call, e.g. to redirect somewhere else - bool m_abort; - - // if we found one broken comment, there are most likely others as well - // store a flag to get rid of the O(n^2) behavior in such a case. - bool brokenComments; - // current line number - int lineno; - // line number at which the current <script> started - int scriptStartLineno; - int tagStartLineno; - // autoClose mode is used when the tokenizer was created by a script document.writing - // on an already loaded document - int m_autoCloseTimer; - -#define CBUFLEN 1024 - char cBuffer[CBUFLEN+2]; - unsigned int cBufferPos; - unsigned int entityLen; - - khtml::TokenizerString src; - - KCharsets *charsets; - KHTMLParser *parser; - - KHTMLView *view; -}; - -} // namespace - -#endif // HTMLTOKENIZER - |