1 /*

     2 * Copyright (c) 2006-2008 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:  Date control

    15 *

    16 */

    17 

    18 

    19 #ifndef _XNDATECONTROL_H

    20 #define _XNDATECONTROL_H

    21 

    22 // System includes

    23 #include <e32base.h>

    24 

    25 // User includes

    26 

    27 // Forward declarations

    28 class CWindowGc;

    29 class CXnClockAdapter;

    30 class CXnNodePluginIf;

    31 class CEnvironmentChangeNotifier;

    32 

    33 enum TXnDateType {

    34                  EDate,

    35                  EDay

    36                  };

    37 

    38 // Class declaration

    39 /**

    40 *  @ingroup group_xnclockfactory

    41 *  @lib xnclockfactory.lib

    42 *  @since S60 5.0

    43 */

    44 NONSHARABLE_CLASS( CXnDateControl ) : public CBase

    45     {

    46 public: // Constructors and destructor

    47 

    48     /**

    49     * Two-phased constructor.

    50     *

    51     * @since S60 5.1

    52     *

    53     * @param aAdapter Clock adapter

    54     * @param aType Type of date. Could be date or day number

    55     *

    56     * @return Newly constructed object.

    57     */

    58     static CXnDateControl* NewL( CXnClockAdapter& aAdapter,

    59                                  TXnDateType aType );

    60                                               

    61 

    62     /**

    63     * Destructor.

    64     */

    65     virtual ~CXnDateControl();

    66 

    67 public: // New functions

    68         

    69     /**

    70     * Draws the clock

    71     *

    72     * @param aGc Context where to draw

    73     * @param aNode Contains drawing info 

    74     */

    75     void DrawL( CWindowGc& aGc, CXnNodePluginIf* aNode );

    76     

    77     /**

    78     * Resets font and color values

    79     */

    80     void ResetFont();

    81 

    82 private: // New functions

    83 

    84     /**

    85     * Constructs date string

    86     *

    87     * @return pointer to date string.

    88     */

    89     HBufC* ConstructDateStringL();

    90     

    91     /**

    92     * Constructs day number string

    93     *

    94     * @return pointer to day number string.

    95     */

    96     HBufC* ConstructDayStringL();

    97 

    98 private:

    99 

   100     /**

   101     * C++ default constructor.

   102     */

   103     CXnDateControl( CXnClockAdapter& aAdapter,

   104                     TXnDateType aType );

   105                         

   106     /**

   107     * By default Symbian 2nd phase constructor is private.

   108     */

   109     void ConstructL();

   110     

   111     /**

   112     * Creates font

   113     * 

   114     * @param aNode Contains info of font

   115     * 

   116     * @return CAknLayoutFont

   117     */

   118     const CAknLayoutFont* CreateFontL( CXnNodePluginIf& aNode );

   119     

   120     /**

   121     * Creates font color

   122     * 

   123     * @param aNode Contains info of color

   124     */

   125     const TRgb& CreateColorL( CXnNodePluginIf& aNode );

   126     

   127     /**

   128     * Callback when enviroment changed.

   129     * 

   130     * @param aPtr Pointer to self

   131     * 

   132     * @return KErrNone

   133     */

   134     static TInt HandleCallBackL( TAny *aPtr );

   135     

   136     /**

   137     * Updated date/day string

   138     */

   139     void RefreshDateL();

   140 

   141 private: // data

   142 

   143     // Holds date/day text, owned

   144     HBufC*	iDateText;

   145     // Clock adapter

   146     CXnClockAdapter& iAdapter;

   147     // Date font, not owned

   148     CFont*  iDateFont;

   149     // Font color

   150     TRgb    iDateColor;

   151     // Indicates whether color should be created

   152     TBool   iIsColorSet;

   153     // Environment notifier, owned

   154     CEnvironmentChangeNotifier* iEnvNotifier;

   155     // Type of date. Could be date or day number

   156     TXnDateType iDateType;

   157     };

   158 

   159 #endif // _XNDATECONTROL_H

   160 

   161 // End of File