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 -    Implements float editor's functionality.

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 #ifndef CLmkFloatEditor_h

    26 #define CLmkFloatEditor_h

    27 

    28 //  INCLUDES

    29 #include <EikMfne.h>

    30 class CLmkMfneFloat;

    31 

    32 // CLASS DECLARATION

    33 

    34 /**

    35 * CLmkFloatEditor class

    36 * Contain two number editor and one separator.

    37 */

    38 class CLmkFloatEditor : public CEikMfne

    39     {

    40     public:  // Constructors and destructor

    41         /**

    42          * Create CLmkFloatEditor object

    43          * @return newly instantiated object

    44          */

    45         CLmkFloatEditor();

    46 

    47         /**

    48          * Destructor.

    49          */

    50         virtual ~CLmkFloatEditor();

    51 

    52     protected:

    53 

    54 		/**

    55 		* By default Symbian 2nd phase constructor

    56         * @param aNumberOfFields field array's size

    57 		*/

    58 		void BaseConstructL(TInt aNumberOfFields = 1);

    59 

    60         /** Creates floating point value field

    61          *  and adds it to the array of Mfne fields

    62          *  @param aMaxNumSignificantDigits number of digits in float editor

    63          */

    64         void ConstructValueFieldL(

    65             TInt aMaxNumSignificantDigits,

    66             TInt aMaxDecimals);

    67 

    68     public:

    69 

    70         /** Sets value */

    71 	    virtual void SetNumber(TReal aNumber);

    72 

    73         /** Gets value */

    74 	    virtual TReal Number() const;

    75 

    76 	    /** Whether value in this editor was modified by user */

    77 	    TBool IsModified();

    78 

    79         /** Shortcut to know if current value is NaN */

    80         TBool IsNan();

    81 

    82     public: // From CCoeControl;

    83 

    84         void FocusChanged(TDrawNow aDrawNow);

    85         TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType);

    86 

    87     protected: // from CEikMfne

    88 

    89 	protected: //new functions

    90 

    91         TBool SetLimits(TReal aMinimumValue, TReal aMaximumValue);

    92         void GetLimits(TReal& aMinimumValue, TReal& aMaximumValue);

    93 

    94         virtual void HandleValueChanged();

    95         virtual void HandleCustomFieldChanged(TInt aCustomFieldIndex);

    96 

    97         virtual void HandleEnter();

    98         virtual void HandleExit();

    99 

   100         TInt FindValueField();

   101         void HighlightField(TInt aFieldPosition);

   102 

   103     private: //data

   104         // Ref:

   105         CLmkMfneFloat*  iValueField;

   106 

   107         // Whether value in this editor was modified by user

   108         TBool           iIsModified;

   109 

   110         TBool           iIsMirroredLayout;

   111     };

   112 

   113 #endif      // CLmkFloatEditor_h

   114 

   115 // End of File