--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/filehandling/htmltorichtextconverter/inc/CHtmlToCrtConvParser.h Tue Feb 02 10:12:00 2010 +0200
@@ -0,0 +1,141 @@
+// Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#ifndef __CHTMLTOCRTCONVPARSER_H__
+#define __CHTMLTOCRTCONVPARSER_H__
+
+#include <e32std.h>
+#include <txtfrmat.h>
+#include "CHtmlToCrtConvHash.h"
+
+class CRichText;
+class CHtmlToCrtConvBuffer;
+class CHtmlToCrtConvHashTable;
+class CHtmlToCrtConvActionProcessor;
+class MHtmlToCrtConvResourceFile;
+
+const TInt KCharsProcessedInOneStep = 100;
+const TInt KTagBufferLength = 10;
+const TInt KAttributeBufferLength = 10;
+const TInt KEntityBufferLength = 10;
+
+//========================================================================
+
+class CHtmlToCrtConvAttribute : public CBase
+ {
+ public:
+ static CHtmlToCrtConvAttribute* NewLC(THtmlToCrtConvAttributeType aType, TDesC8& aValue);
+ ~CHtmlToCrtConvAttribute();
+
+ inline const THtmlToCrtConvAttributeType Type() const {return iType;}
+ inline const TDesC8& Value() const {return *iValue;}
+
+ private:
+ CHtmlToCrtConvAttribute(THtmlToCrtConvAttributeType aType);
+ void ConstructL(TDesC8& aValue);
+
+ private:
+ THtmlToCrtConvAttributeType iType;
+ HBufC8* iValue;
+ };
+
+//=========================================================================
+
+class CHtmlToCrtConvParser : public CBase
+ {
+ public:
+ enum TTagState
+ {
+ ENoTag,
+ EOpeningTag,
+ EClosingTag
+ };
+
+ public:
+ static CHtmlToCrtConvParser* NewL(CRichText& aRichText, CHtmlToCrtConvBuffer& aBuffer, MHtmlToCrtConvResourceFile& aResourceFile);
+ ~CHtmlToCrtConvParser();
+ TBool DoOneStepL();
+
+ private:
+ CHtmlToCrtConvParser(CHtmlToCrtConvBuffer& aBuffer);
+ void ConstructL(CRichText& aRichText, MHtmlToCrtConvResourceFile& aResourceFile);
+
+ TBool InspectCurrentCharacter(TChar aChar);
+ void DoActionL(TChar aChar);
+
+ void SeeWhiteSpaceCharacterInTag(TBool& aBool);
+ void SeeSpecialCharactersInTag(TChar aChar, TBool& aBool);
+ void SeeOtherCharactersInTag();
+ void SeeOtherCharactersNotInTag(TBool& aBool);
+
+ void DoTagOperationL();
+ void DoEntityOperationL();
+ void WriteToRichTextL();
+ void WriteToTagBufferL(TChar aChar);
+ void WriteToEntityBufferL(TChar aChar);
+ void WriteToAttributeBufferL(TChar aChar);
+ void WriteToAttributeValueBufferL(TChar aChar);
+ void WriteToAttributeArrayL();
+
+ private:
+ enum TParserState
+ {
+ EInitialState,
+ ESeeStartOfTag,
+ ESeeEndOfTag,
+ ESeeClosingTagIndicator,
+ ESeeEquals,
+ ESeeExclamationMark,
+ ESeeEndOfTagWhileReadingJavascript,
+ EReadingOpeningTag,
+ EReadingClosingTag,
+ EReadingAttribute,
+ EReadingAttributeValue,
+ EReadingAttributeValueWithinInvCommas,
+ EReadingText,
+ EReadingJavascript,
+ EFinishedReadingTag,
+ EFinishedReadingAttribute,
+ EFinishedReadingAttributeValue,
+ EStartOfCharacterEntity,
+ EEndOfCharacterEntity,
+ EReadingCharacterEntity
+ };
+
+ private:
+ TPtrC16 iTextBuffer;
+ TBuf16<KTagBufferLength> iTagBuffer;
+ TBuf16<KEntityBufferLength> iEntityBuffer;
+ TBuf16<KAttributeBufferLength> iAttributeBuffer;
+ CBufBase* iAttributeValueBuffer;
+ RPointerArray<CHtmlToCrtConvAttribute> iAttributes;
+ TBuf16<2> iLastTwoCharacters;
+
+ TParserState iParserState;
+ TTagState iTagState;
+ TBool iInTag;
+ TBool iInCharacterEntity;
+
+ TInt iBufferPosition;
+ TInt iStartOfTextPosition;
+ TInt iEndOfTextPosition;
+ TBool iEndOfBufferReached;
+
+ CHtmlToCrtConvBuffer& iBuffer;
+ CHtmlToCrtConvHashTable* iHashTable;
+ CHtmlToCrtConvActionProcessor* iActionProcessor;
+ };
+
+#endif