messagingappbase/smilengine/engine/inc/smilparserold.h
changeset 0 72b543305e3a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingappbase/smilengine/engine/inc/smilparserold.h	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,336 @@
+/*
+* Copyright (c) 2003 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: smilparserold  declaration
+*
+*/
+
+
+
+#ifndef PARSESMIL_H
+#define PARSESMIL_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <f32file.h>
+#include "smilpresentation.h"
+#include "parseelement.h"
+#include "smilobject.h"
+
+// FORWARD DECLARATIONS
+class CNode;
+class CResourceTestData;
+class CSmilAnchor;
+class CSmilTimeContainer;
+
+// CLASS DECLARATION
+
+/**
+*  ?one_line_short_description.
+*  ?other_description_lines
+*/
+class CParseSmil : public CBase
+    {
+    public:  // Constructors and destructor
+        
+
+        /**
+        * Two-phased constructor.
+        */
+        static CParseSmil* NewL( RFile& aFile, CSmilPresentation* aPresentation, RFs& aSession );
+        
+        /**
+        * Destructor.
+        */
+        virtual	~CParseSmil();
+
+    public: // New functions
+        
+        /**
+        * Makes the syntax tree
+        */
+        void MakeTreeL(); 
+
+		/**
+        * This function carries out the actual parsing
+        */
+		void DoParseL();
+	
+		/**
+        * Inserts a SMIL element into a node
+        * @param TDesC8& aElement
+        * @param CNode& aNode
+        */
+		void FoundElementL( const TDesC8& aElement, CNode& aNode );
+		
+		/**
+        * Get the element node in the index given
+        * @param TInt aIndex
+        * @return CNode* pointer to the node
+        */
+		inline CNode* Element( TInt aIndex );
+
+		/**
+        * Return the number of elements in the syntax tree
+        * @return TInt number of elements
+        */
+		inline TInt ElementCount(); 
+
+		/**
+        * Check that the elements match.
+        */
+		void CheckMatchingL();
+
+    public: // Functions from base classes
+
+        /**
+        * From ?base_class ?member_description.
+        * @param ?arg1 ?description
+        * @return ?description
+        */
+        
+    protected:  // New functions
+        
+        /**
+        * ?member_description.
+        * @param ?arg1 ?description
+        * @return ?description
+        */
+
+    protected:  // Functions from base classes
+        
+        /**
+        * From ?base_class ?member_description
+        */
+
+    private:
+
+		/**
+        * By default EPOC constructor is private.
+        */
+		void ConstructL();
+
+		/**
+        * By default C++ constructor is private.
+        */
+       	CParseSmil( RFile& aFile, CSmilPresentation* aPresentation, RFs& aSession );
+
+		/**
+        * Parses the <region> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseRegionInfoL( TPtrC8& aPtr );
+		
+		/**
+        * Parses the <smil> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseSmilInfo( TPtrC8& aPtr );
+
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor <- obsolete?
+        */
+		TBool ParseSwitchL( TInt& aSkip, CSmilTimeContainer* aParent, CSmilAnchor* aAnchor );
+		
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor <- obsolete?
+        */
+		TBool EvaluateTestAttribute( const TInt aIndex,
+									 const TPtrC8& aValue,
+									 CResourceTestData& aTestData );
+		
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor <- obsolete?
+        */
+		void IsContainer( TMediaSmil& aMedia );
+		
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor 
+        */
+		TBuf8<5> SelectEndingTag( const CSmilObject& aObject );
+		
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor 
+        */
+		TBuf8<7> SelectEndingTag( const TMediaSmil aMedia );
+		
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor 
+        */
+		TBuf8<7> SelectBeginTag( const TMediaSmil aMedia );
+
+		/**
+        * Parses the <body> tag of the presentation
+        * @param aPtr pointer to descriptor 
+        */
+		void ParseHypeReferenceL( TPtrC8& aPtr, CSmilAnchor* aReference );
+		
+		/**
+        * Parses the "I18n" collection of the presentation
+        * @param aPtr pointer to descriptor 
+        */
+		void ParseI18n( TPtrC8& aPtr );
+		
+		/**
+        * Parses the "core" collection of the presentation
+        * @param aPtr pointer to descriptor 
+        */
+		void ParseCore( TPtrC8& aPtr, CSmilObject* aObject );
+
+		/**
+        * Parses the <root-layout> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseRootLayoutInfo( TPtrC8& aPtr );
+
+		/**
+        * Parses the <root-layout> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseLayoutInfo( TPtrC8& aPtr );
+
+		/**
+        * Parses the <img> and <text> tag of the presentation
+        * @param aPtr pointer to descriptor
+		* @param aObject media object
+        */
+		void ParseObjectL( TPtrC8& aPtr, CSmilMedia* aObject );
+		
+		/**
+        * Parses the <ref> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseRef( TPtrC8& aPtr, CSmilMedia* aObject );
+		
+		/**
+        * Parses the <seq> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseContainerL( TPtrC8& aDes, CSmilTimeContainer* aContainer );
+
+		/**
+        * Parses the <seq> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseTimingAttributes( TPtrC8& aPtr, CSmilObject* aObject );
+		
+		/**
+        * Parses the <seq> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseRestartAndFill( TPtrC8& aPtr, CSmilObject* aObject );
+		
+		/**
+        * Parses the <seq> tag of the presentation
+        * @param aPtr pointer to descriptor
+        */
+		void ParseEndSync( TPtrC8& aPtr, CSmilTimeContainer* aContainer );
+
+		/**
+        * Searches for a text string located between "quotation marks".
+        * @param aInt indicates the point where the reading starts
+		* @param aPtr a pointer to the descriptor to search
+        */
+		const TPtrC8 TraverseTextBuffer( TInt aInt, TPtrC8& aPtr );
+		
+		/**
+        * Searches for a text string located between "quotation marks".
+        * @param aInt indicates the point where the reading starts
+		* @param aPtr a pointer to the descriptor to search
+        */
+		const TPtrC TraverseTextBuffer( TInt aInt, TPtr& aPtr ); 
+
+		/**
+        * Searches for a text string located between "quotation marks",
+		* and converts the string into the corresponding numeric value.
+        * @param aInt indicates the point where the reading starts
+		* @param aPtr a pointer to descriptor
+		* @return the converted value as integer
+		* or -1 if the search fails
+        */
+		TInt TraverseDimension( TInt aInt, TPtrC8& aPtr );
+
+		/**
+        * A tag was found.
+		* @param TLex8 aLex
+		* @param CNode* aParent
+        */
+		void FoundTagL( TLex8 aLex, CNode* aParent );
+
+		/**
+        * If FindTagL() finds a valid tag it calls this
+		* to carry on with the processing
+		* @param TLex8 aLex
+		* @param CNode* aParent
+        */
+		void ContinueL( TLex8 aLex, CNode* aParent );
+		
+		/**
+        * Find the start of the tag and check if it's a comment
+		* @param TLex8 aLex
+		* @return TPtrC8 - descriptor to a started tag
+        */
+		const TPtrC8 FindStartOfTagL( TLex8 aLex );
+
+		/**
+        * Check the validity of the element
+		* @param TDesC8& aTag
+		* @return TInt true or false
+        */
+		TInt IsValid( const TDesC8& aTag );
+
+		/**
+        * Walk through the presentation and check the 
+		* matching of the elements
+        */
+		void WalkL();
+
+		/**
+        * Read from file
+		* @param TInt& aRet - error code
+		* @return TLex8 - presentation
+        */
+		TLex8 ReadNext( TInt& aRet );
+
+    private:     // Data
+
+		enum ParseState {
+			EInitial, ESmil, EHead, EBody, ELayout
+		};
+
+		RFile&						iFile;
+		CSmilPresentation*			iPresentation;
+		RFs&						iSession;
+		TInt						iParse;
+		HBufC8*						iBuf;
+		HBufC8*						iBuffer;
+		CNode*						iNode;
+		CArrayPtrFlat<CNode>*		iArray;
+		CSmilObject*				iCurrent;
+		
+		ParseState					iState;
+
+    };
+
+#include "parsesmil.inl"
+
+#endif      // ?INCLUDE_H   
+            
+// End of File
+