1 /*

     2 * Copyright (c) 2002 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 "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:    LandmarksUi Content File -    Landmark editor distance field.

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 #ifndef __CLMKEDITORNUMBERFIELD_H__

    25 #define __CLMKEDITORNUMBERFIELD_H__

    26 

    27 //  INCLUDES

    28 #include "CLmkEditorFieldBase.h"

    29 

    30 // FORWARD DECLARATIONS

    31 class MLmkEditorUiBuilder;

    32 class CEikCaptionedControl;

    33 class CLmkDistanceEditor;

    34 class CAknUnitEditor;

    35 class CLmkCentralRepository;

    36 

    37 

    38 // CLASS DECLARATION

    39 

    40 /**

    41  * Landmark editor distance field.

    42  */

    43 class CLmkEditorNumberField : public CLmkEditorFieldBase

    44     {

    45     public:  // Constructors and destructor

    46         /**

    47          * Creates a new instance of this class - number editor to a field.

    48 		 * @param aField the to be edited field

    49 		 * @param aUiBuilder reference to UI builder

    50 		 * //@param aIconInfoContainer reference to icon info container

    51          */

    52 		static CLmkEditorNumberField* NewL(

    53                 MLmkFieldData& aField,

    54                 MLmkEditorUiBuilder& aUiBuilder);

    55 

    56         /**

    57          * Destructor.

    58          */

    59         ~CLmkEditorNumberField();

    60 

    61     public:  // from MLmkEditorField

    62     	/**

    63     	* Saves current value to the database

    64     	*/

    65         TBool SaveFieldL();

    66         void ActivateL();

    67         /**

    68         * Updates the new value to the database.

    69         */

    70         void UpdateL();

    71         /**

    72         * This function handles the unit change, by applying conversion to the current

    73         * value based on the current unit.

    74         */

    75         void HandleUnitChangeL();

    76        	/**

    77          * Resets the field

    78          */

    79     	void ResetL();

    80 

    81     protected:  // Implementation

    82         CLmkEditorNumberField(

    83 				MLmkFieldData& aField,

    84 				MLmkEditorUiBuilder& aUiBuilder);

    85 

    86     private:    // implementation

    87         void ConstructL();

    88         void CreateAvkonUnitEditorL();

    89         //from CLmkEditorFieldBase

    90         TReal FieldValue() const;

    91         void ResolveUnitL();

    92         TBool IsSystemUnitMetric();

    93         void ConvertFromFootToMeters(TReal32& aValue);

    94         void ConvertFromMetersToFoot(TReal32& aValue);

    95 

    96     protected:  // Data

    97         /// Ref: Fields editor

    98        CAknUnitEditor* iControl;

    99        /// Ref: fields captioned control

   100        CEikCaptionedControl* iCaptionedCtrl;

   101        //owns

   102        CLmkCentralRepository* iRepository;

   103 

   104        //represents the current value in db

   105        TReal32 iDbData;

   106        //represents the converted value either metric or imperial.

   107        TReal32 iConvertedData;

   108     };

   109 

   110 #endif // __CLMKEDITORNUMBERFIELD_H__

   111 

   112 // End of File