1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/textandloc/textrendering/texthandling/stext/ParseLst.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,124 @@
     1.4 +/*
     1.5 +* Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description: 
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +#ifndef __PARSELST_H__
    1.23 +#define __PARSELST_H__
    1.24 +
    1.25 +#include <e32std.h>
    1.26 +#include <mparser.h>
    1.27 +#include <txtrich.h>
    1.28 +//++ sort out definitive hash includes
    1.29 +
    1.30 +
    1.31 +NONSHARABLE_CLASS(CParserList) : public CBase
    1.32 +/**
    1.33 +@internalComponent
    1.34 +*/
    1.35 +	{
    1.36 +	enum TParserTagValues
    1.37 +		{
    1.38 +		EReformatOnRecogniseFlag = (TInt)0x80000000,
    1.39 +		EReformatOnRolloverFlag = 0x40000000,
    1.40 +		EDefaultParserFlag = 0x20000000,
    1.41 +		EParserTagMask = 0x3FFFFFFF,
    1.42 +		EMaxParserIndex = 0x1FFFFFFF
    1.43 +		};
    1.44 +
    1.45 +	enum TParserListPanic
    1.46 +		{
    1.47 +		EParserNoneActive,
    1.48 +		EParserNullPtr,
    1.49 +		EParserInstanceNotActive,
    1.50 +		EParserNoSuchTag,
    1.51 +		EParserIgnoringAllowFlag,
    1.52 +		EParserIndexRollover
    1.53 +		};
    1.54 +
    1.55 +private:
    1.56 +	class CParserItem : public CBase
    1.57 +		{
    1.58 +	public:
    1.59 +		CParserItem(MParser* aParser, const TUint aTagIndex);
    1.60 +		~CParserItem() {}
    1.61 +
    1.62 +		inline MParser* Parser() const {return iParser;}
    1.63 +		inline TUint TagIndex() const {return iTagIndex;}
    1.64 +
    1.65 +	private:
    1.66 +		MParser* iParser;
    1.67 +		TUint iTagIndex;
    1.68 +		};
    1.69 +
    1.70 +public:
    1.71 +	CParserList();
    1.72 +	~CParserList();
    1.73 +
    1.74 +	void ActivateParserL(MParser* aParser);
    1.75 +	void DeactivateParser(MParser* aParser);
    1.76 +	void ActivateDefaultParserL(MParser* aParser);
    1.77 +	void DeactivateParserDefaults();
    1.78 +	TBool ParseThisText(CRichText& aTextObj,TInt aStartScan,TInt aScanLength,TInt& aStartOfTags,TInt& aLength);
    1.79 +	MParser* ParserWithThisTag(const TUint aTagIndex) const;
    1.80 +	TUint TagForThisParser(const MParser *const aParser) const;
    1.81 +
    1.82 +	static inline TBool ReformatOnRollover(const TUint aTagIndex) {return (aTagIndex & EReformatOnRolloverFlag);}
    1.83 +
    1.84 +private:
    1.85 +	static inline TBool ReformatOnRecognise(const TUint aTagIndex) {return (aTagIndex & static_cast<TUint>( EReformatOnRecogniseFlag ) );}
    1.86 +	static inline TBool DefaultParser(const TUint aTagIndex) {return (aTagIndex & EDefaultParserFlag);}
    1.87 +
    1.88 +	static inline TUint MaskedTag(const TUint32 aTagIndex) {return (aTagIndex & EParserTagMask);}
    1.89 +
    1.90 +	void ActivateAParserL(MParser* aParser, const TBool aDefaultParser);
    1.91 +	TBool LoopOneParser(MParser* aParser, const TUint aTagIndex, CRichText& aTextObj,
    1.92 +						const TInt aStartScan, const TInt aScanLength,
    1.93 +						TInt& aStartOfTags, TInt& aLength);
    1.94 +	void Panic(TParserListPanic aPanic) const;
    1.95 +
    1.96 +private:
    1.97 +	RPointerArray<CParserItem> iParserList;	// List of active parsers (specific and default)
    1.98 +	TUint iHighestIndex;
    1.99 +public:
   1.100 +	TInt iNumberInList;
   1.101 +	TInt iRefCount;
   1.102 +	};
   1.103 +
   1.104 +NONSHARABLE_CLASS(CParserData) : public CBase
   1.105 +/**
   1.106 +@internalComponent
   1.107 +*/
   1.108 +	{
   1.109 +public:
   1.110 +	CParserData(TInt aEndParse);
   1.111 +	~CParserData();
   1.112 +	TBool HaveRange() const { return iStartParse != -1; }
   1.113 +	void MergeRange(TInt aStart,TInt aOldLength,TInt aNewLength);
   1.114 +	void KillRange() { iStartParse = -1; }
   1.115 +	TInt StartParse() const { return iStartParse; }
   1.116 +	TInt EndParse() const { return iEndParse; }
   1.117 +
   1.118 +	CParserList* iActiveParserList;	// local copy because access to Dll::Tls is slow
   1.119 +	MEditObserver* iEditObserver;
   1.120 +	TInt iLastKnownCursor;
   1.121 +
   1.122 +private:
   1.123 +	TInt iStartParse;				// start of text to be parsed; -1 means none
   1.124 +	TInt iEndParse;					// end of text to be parsed
   1.125 +	};
   1.126 +
   1.127 +#endif