resourcemgmt/hwresourcesmgr/server/inc/HWRMFmTxRdsTextConverter.h
changeset 0 4e1aa6a622a0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/resourcemgmt/hwresourcesmgr/server/inc/HWRMFmTxRdsTextConverter.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,122 @@
+/*
+* Copyright (c) 2006-2009 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 HWRMFMTXRDSTEXTCONVERTER_H
+#define HWRMFMTXRDSTEXTCONVERTER_H
+
+//  INCLUDES
+#include <e32base.h>
+#include <f32file.h>
+#include "HWRMFmTxData.h"
+
+// CONSTANTS
+
+/** 
+* The conversion table supports the following Unicode latin ranges:
+*   Basic Latin 0000–007F
+*   Latin-1 Supplement 0080–00FF
+*   Latin Extended-A 0100–017F
+*   Latin Extended-B 0180–024F
+*/
+const TInt KConvertFromTableLength = 0x250;
+
+// MACROS
+// None
+
+// DATA TYPES
+// None
+
+// FUNCTION PROTOTYPES
+// None
+
+// FORWARD DECLARATIONS
+// None
+
+// CLASS DECLARATION
+
+/**
+* Utility for converting between Unicode and RDS text
+* HWRM Common Data upkeeps the instance.
+*/
+class CHWRMFmTxRdsTextConverter : public CBase
+    {
+    public: // Constructors and Destructor
+    
+        /**
+        * Two-phased constructor.
+        */
+        static CHWRMFmTxRdsTextConverter* NewL();
+        
+        /**
+        * Destructor.
+        */
+        virtual ~CHWRMFmTxRdsTextConverter();
+        
+    public: // New functions
+    
+		/**
+        * Converts from Unicode to RDS text
+        */ 	
+    	void ConvertFromUnicodeL(const TDesC& aInput, TDes8& aOutput);
+
+		/**
+        * Returns the RDS character used, to replace 
+        * unsupported Unicode characters.
+        */ 	
+		inline TText8 UnsupportedCharReplacement() const;	
+
+		/**
+        * Sets the RDS character used, to replace 
+        * unsupported Unicode characters.
+        */ 	    	
+    	void SetUnsupportedCharReplacement(const TText8 aChar);
+
+    private:
+    
+        /**
+        * Helper for ConvertFromUnicodeL. Returns whether aChar is within RDS character range.
+        */
+		TBool SupportedCharacter( TUint8 aChar );
+    
+        /**
+        * C++ default constructor.
+        */
+        CHWRMFmTxRdsTextConverter();
+
+        /**
+        * By default Symbian 2nd phase constructor is private.
+        */
+        void ConstructL();       
+
+    private:
+
+		// This symbol is used to replace unsupported Unicode characters
+		TText8 iUnsupportedCharReplacement;
+
+		// Conversion table
+        RFs iFileServer;
+        RFile iConvertFromUnicodeFile;
+        TBuf8<KConvertFromTableLength> iConvertFromUnicodeTable;
+    };
+    
+#include "HWRMFmTxRdsTextConverter.inl"    
+
+#endif  // HWRMFMTXRDSTEXTCONVERTER_H
+            
+// End of File