sl@0: /* sl@0: * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). sl@0: * All rights reserved. sl@0: * This component and the accompanying materials are made available sl@0: * under the terms of "Eclipse Public License v1.0" sl@0: * which accompanies this distribution, and is available sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html". sl@0: * sl@0: * Initial Contributors: sl@0: * Nokia Corporation - initial contribution. sl@0: * sl@0: * Contributors: sl@0: * sl@0: * Description: sl@0: * sl@0: */ sl@0: sl@0: sl@0: #ifndef __T_PMLPAR_H__ sl@0: #define __T_PMLPAR_H__ sl@0: sl@0: #include sl@0: #include sl@0: #include sl@0: #include sl@0: #include sl@0: sl@0: #pragma warning ( disable : 4705 ) // turns off "statement has no effect" warning sl@0: sl@0: const TInt KCharLength = 2; sl@0: sl@0: // Clases defined in this file sl@0: class CFileApp; sl@0: class CParser; sl@0: sl@0: const TChar KTabChar=TChar(9); sl@0: const TChar KLineFeed(10); sl@0: const TChar KComma=TChar(44); sl@0: const TInt KFileBufSize=128; sl@0: sl@0: const TBuf<1> NEWLINE(_L("\n")); sl@0: sl@0: class CFileApp : public CBase sl@0: { // Reads a text file into a segmented buffer sl@0: public: sl@0: static CFileApp* NewL(); sl@0: ~CFileApp(); sl@0: sl@0: CBufSeg* LoadFileL(CConsoleBase* aConsole); sl@0: CBufSeg* LoadFileL(const TFileName &aFileName); sl@0: TInt SaveFile(CBufSeg* aTextBuf, TFileName aFileName); // returns error level sl@0: inline TFileName ReturnFileName() {return iFileName;} sl@0: protected: sl@0: CFileApp(); sl@0: void ConstructApplicationL(); sl@0: private: sl@0: void OutputToScreen(const TDesC& aMessageBuffer); sl@0: void FileHandlingL(); sl@0: void GetFileName(); sl@0: void ReadChunkOfFileContents(RFile &aTextFile); sl@0: void WriteNewLine(); sl@0: private: sl@0: CConsoleBase* iConsole; // Pointer to the console window sl@0: TBool iConsoleExists; sl@0: TFileName iFileName; // Hmmm... sl@0: TUint iFilePos; // Current position within file sl@0: CBufSeg * iTextBuf; // Buffer for text file to be read into sl@0: TBuf iFileBuf; // Buffer for reading file in sl@0: }; sl@0: sl@0: sl@0: class CParser : public CBase sl@0: { // Loads a segmented buffer full of text and parses it as PML, converting it into RichText sl@0: public: sl@0: static CParser* NewL(); sl@0: ~CParser(); sl@0: sl@0: CRichText* ParseL(const TFileName &aFileName); // no GDI - Filename supplied sl@0: CRichText* ParseL(CConsoleBase* aConsole); // with E32 console interface sl@0: protected: sl@0: CParser(); sl@0: void ConstructApplicationL(); sl@0: private: sl@0: void ParseTextBufL(); sl@0: TBool Validate(); sl@0: TChar ReadChar(); sl@0: void ProcessTextL(TChar aChar); sl@0: void AddCharToParaL(TChar aChar); sl@0: sl@0: TChar ReadTagChar(); // Tag methods sl@0: void ProcessTagL(); // sl@0: void ClassifyTagL(TChar aTagChar); // sl@0: void AppendToArgBuf(TChar aTagChar); // sl@0: void ProcessArgBufL(); // sl@0: void ClassifyArgumentsL(); // sl@0: void TranslateTagArgL(); // sl@0: void TransGlobalArgL(); // sl@0: void TransParagraphArgL(); // sl@0: void TransCharArg(); // sl@0: void TransControlArgL(); // sl@0: TInt GetArgValue(); // sl@0: TInt GetArgValue(const TDes &aBuf); // sl@0: TBool BufIsNumeric(const TDes &aBuffer);// sl@0: sl@0: void TransParaDefault(); // Argument translators for paragraph sl@0: void TransParaArgAlignment(); // sl@0: void TransParaArgLeftMargin(); // sl@0: void TransParaArgRightMargin(); // sl@0: void TransParaArgIndent(); // sl@0: void TransParaLineSpacing(); // sl@0: void TransParaArgLineSpacingControl(); // sl@0: void TransParaSpaceBefore(); // sl@0: void TransParaSpaceAfter(); // sl@0: void TransParaKeepTogether(); // sl@0: void TransParaKeepWithNext(); // sl@0: void TransParaStartNewPage(); // sl@0: void TransParaWidowOrphan(); // sl@0: void TransParaBorderMargin(); // sl@0: void TransParaBorderL(); // sl@0: void TransParaTabWidth(); // sl@0: void TransParaTabStopL(); // sl@0: void TransParaBullet(); // sl@0: void TransCharDefault(); // ... and character sl@0: void TransCharPosture(); // sl@0: void TransCharStrokeWeight(); // sl@0: void TransCharUnderline(); // sl@0: void TransCharStrikethrough(); // sl@0: void TransCharFontHeight(); // sl@0: void TransCharPrintPos(); // sl@0: void TransCharTypefaceName(); // sl@0: void TransCharTypefaceFlags(); // sl@0: void TransCharColor(); // sl@0: void TransCharLanguage(); // sl@0: sl@0: void SetFormatLayerL(); // RT doc methods sl@0: sl@0: void EmptyBuffer(TDes &aBuf); sl@0: void OutputToScreen(const TDesC& aMessageBuffer); sl@0: void WriteNewLine() {OutputToScreen(NEWLINE);} sl@0: void EmitErrorMessage(); sl@0: public: sl@0: TFileName iFileName; sl@0: private: sl@0: TBuf8<512> SquashBuf(TDes aBuffer); sl@0: // sl@0: enum { // Error types sl@0: ENoError, sl@0: EUnparagraphedText, sl@0: EUnknownTagType, sl@0: EUnknownAttrib, sl@0: ENoAttribValue, sl@0: EIllegalAttribValue sl@0: }; sl@0: enum { // Possible types of tag sl@0: EGlobal, sl@0: EParagraph, sl@0: ECharacter, sl@0: EControl, sl@0: EComment, sl@0: EError}; sl@0: TUint iErrorLevel; sl@0: CConsoleBase* iConsole; // Pointer to the console window sl@0: TBool iConsoleExists; sl@0: CBufSeg * iTextBuf; // Buffer for the text file to be parsed sl@0: TUint iReadPos; // Current read position in iTextBuf sl@0: TUint iLineNo; // Current line no. in iTextBuf (for error messages) sl@0: TBool iParagraphIsOpen; // Self explanatory? sl@0: TBool iPhraseOpen; // Character formatting is being applied sl@0: TBool iArgValueExpected; // Set if a tag argument requires a value eg =120 sl@0: TBool iArgStored; // Set if there is an argument in temp storage sl@0: TBool iCancelArg; // Set if the arg has been canceled - ie turns formatting off sl@0: TBool iBorderUsed; sl@0: TBool iBulletUsed; sl@0: TInt iTagType; // The type of tag: see enum above sl@0: TBuf<32> iArgType; // Buffer for tag arguments. Whole arg if they have no value sl@0: TBuf<32> iArgValue; // Buffer for arg values... (32 bytes) eg.

sl@0: sl@0: // Rich Text document variables sl@0: CRichText* iRichTextDoc; // The RT doc sl@0: TInt iDocInsertPos; // Cursor position in RT doc sl@0: TUint iDocParaLength; // Length of current paragraph sl@0: TUint iDocPhraseLength; // ... sl@0: CParaFormatLayer* iGlobalParaFormatLayer; sl@0: TParaFormatMask iGlobalParaFormatMask; sl@0: CParaFormat* iGlobalParaFormat; sl@0: CCharFormatLayer* iGlobalCharFormatLayer; sl@0: TCharFormatMask iGlobalCharFormatMask; sl@0: TCharFormat iGlobalCharFormat; sl@0: CParaFormatLayer* iParaFormatLayer; sl@0: TParaFormatMask iParaFormatMask; sl@0: CParaFormat* iParaFormat; sl@0: CCharFormatLayer* iCharFormatLayer; sl@0: TCharFormatMask iCharFormatMask; sl@0: TCharFormat iCharFormat; sl@0: TParaBorder* iBorder; sl@0: TBullet* iBullet; sl@0: }; sl@0: sl@0: #endif