1 /*

     2 * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 

    18 

    19 #ifndef __NUMVAL_H__

    20 #define __NUMVAL_H__

    21 

    22 #include "DATATYPE.H"

    23 

    24 class String;

    25 class ResourceDataStream;

    26 

    27 class NumericValue

    28 	{

    29     friend class String;

    30     friend RCBinaryStream& operator<<(RCBinaryStream& os,NumericValue aValue);

    31 public:

    32 	NumericValue(const String & Source, DataType NumericValueType);

    33 	NumericValue(DataType NumericValueType);

    34 	NumericValue(unsigned long ValueToSet, DataType NumericValueType);

    35 	~NumericValue();

    36 	NumericValue(const NumericValue & Source);

    37 	const unsigned char* Data() const;

    38 	unsigned long Size() const;

    39 	DataType NumericValueType() const;

    40 	unsigned long GetULong() const;

    41 	long GetLong() const;

    42 	NumericValue& operator=(unsigned long aValueToSet);

    43 	static String ltoa(long aValue);

    44 	static bool CheckSigned(unsigned long aValue,DataType NumericValueType);

    45 	void StreamOut(ResourceDataStream& aStream) const;

    46 private:

    47 	void AllocateSpace();

    48 	void ConvertToNumber(const String& aSource);

    49 	void ConvertToDouble(const String& aSource);

    50 	void ConvertToNatural(const String& aSource);

    51 	void StoreValue(unsigned long aLongValue);

    52 private:	

    53 	unsigned long iSize;

    54 	DataType iNumericValueType;

    55 	unsigned char* iData;

    56 	unsigned long iULongValue;

    57 	long iSignedValue;

    58 	double iDoubleValue;

    59 	};

    60 

    61 #endif