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:   Folder navigation depth decorator for navipane

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef MCENAVIPANEOLDERINDICATOR_H

    21 #define MCENAVIPANEOLDERINDICATOR_H

    22 

    23 // INCLUDES

    24 

    25 #include <coecntrl.h>

    26 #include <AknUtils.h>

    27 #include <msvapi.h>

    28 #include "MceBitmapResolver.h"

    29 

    30 // CONSTANTS

    31 const TInt KMceNaviPaneMaxDepth = 5;

    32 

    33 // FORWARD DECLARATIONS

    34 class CFbsBitmap;

    35 

    36 // CLASS DECLARATION

    37 

    38 /**

    39 *  This class implements a navipane decorator for displaying folder navigation

    40 *  depth indicator

    41 *

    42 */

    43 class CMceNaviPaneFolderIndicator : public CCoeControl

    44     {

    45     public: // Constructors and destructor

    46 

    47         /**

    48         * Two-phased constructor.

    49         */

    50         static CMceNaviPaneFolderIndicator* NewL( 

    51             TBool aPhoneMemory,

    52             const TInt aDepth );

    53 

    54         /**

    55         * Two-phased constructor.

    56         */

    57         static CMceNaviPaneFolderIndicator* NewLC( 

    58             TBool aPhoneMemory,

    59             const TInt aDepth );

    60 

    61         /**

    62          *  Destructor.

    63          */

    64         virtual ~CMceNaviPaneFolderIndicator();

    65 

    66 

    67     public:

    68 

    69         /**

    70         * Specifies how many subfolder icons are displayed.

    71         * Depth range is 0..n ( 0 = root, 1 = root+subfolder, etc. )

    72         * Depth over 4 is displayed just as tree dots at the end of navipane.       

    73         * @param aDepth set current depth

    74         */

    75         void SetFolderDepth( const TInt aDepth );        

    76 

    77         /**

    78         * Changes the active root        

    79         * @param aRoot for the root ( ETrue == phone memory, EFalse == memory card )

    80         */

    81         void ChangeRootL( TBool aPhoneMemory );

    82 

    83         /**

    84         * From CCoeControl Receives notification on resource changes

    85         * @param aType type of the resource change

    86         */

    87         void HandleResourceChange( TInt aType );

    88 

    89     protected: // Functions from base classes

    90 

    91         /**

    92         * From CCoeControl Handles the size change events.

    93         */

    94         void SizeChanged();

    95 

    96         /**

    97         * From CCoeControl Draws a control.

    98         * @param aRect The region of the control to be redrawn.

    99         */

   100         void Draw( const TRect& aRect ) const;

   101         

   102 

   103     private:

   104 

   105         /**

   106         * C++ default constructor.

   107         */

   108         CMceNaviPaneFolderIndicator( 

   109             TBool aPhoneMemory,

   110             const TInt aDepth );

   111 

   112         /**

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

   114         */

   115         void ConstructL();

   116 

   117         /**

   118         * Load folder bitmap

   119         */        

   120         void LoadFolderBitmapL();

   121 

   122         /**

   123         * Check whether phone is in Landscape mode or not

   124         * Since 5.0

   125         */ 

   126         TBool IsLandscapeScreenOrientation() const;

   127 

   128     public: 

   129         /**

   130         * Notifies CCoeControl to redraw the pane        

   131         */

   132         void ReportChange();

   133 

   134         

   135     private: // Data

   136 

   137         CFbsBitmap* iFolderBitmap;

   138         CFbsBitmap* iFolderMask;        

   139         TFileName           iFilename;

   140         HBufC* iSeparator;

   141         HBufC* iEndChar;

   142         TInt                iMaxDepth;

   143         CFbsBitmap* iRootBitmap;

   144         CFbsBitmap* iRootMask;

   145         TBool               iPhoneMemory; // ETrue if msg store on phone memory

   146         TFixedArray<TAknLayoutRect, KMceNaviPaneMaxDepth> iBitmapLayout;

   147         TFixedArray<TAknLayoutText, KMceNaviPaneMaxDepth + 1> iTextLayout;

   148         TInt iDepth;        

   149 

   150 

   151     };

   152 

   153 #endif // MCENAVIPANEOLDERINDICATOR_H

   154 

   155 // End of File