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 #ifndef IMUMNAVIPANEOLDERINDICATOR_H

    20 #define IMUMNAVIPANEOLDERINDICATOR_H

    21 

    22 // INCLUDES

    23 

    24 #include <coecntrl.h>

    25 #include <AknUtils.h>

    26 //#include <MSVAPI.H>

    27 

    28 

    29 // CONSTANTS

    30 const TInt KImumNaviPaneMaxDepth = 5;

    31 

    32 // FORWARD DECLARATIONS

    33 class CFbsBitmap;

    34 

    35 // CLASS DECLARATION

    36 

    37 /**

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

    39 *  depth indicator

    40 *

    41 */

    42 NONSHARABLE_CLASS( CImumNaviPaneFolderIndicator ) : public CCoeControl

    43     {

    44     public: // Constructors and destructor

    45 

    46         /**

    47         * Two-phased constructor.

    48         */

    49         static CImumNaviPaneFolderIndicator* NewL(

    50             TBool aPhoneMemory,

    51             const TInt aDepth );

    52 

    53         /**

    54         * Two-phased constructor.

    55         */

    56         static CImumNaviPaneFolderIndicator* NewLC(

    57             TBool aPhoneMemory,

    58             const TInt aDepth );

    59 

    60         /**

    61          *  Destructor.

    62          */

    63         virtual ~CImumNaviPaneFolderIndicator();

    64 

    65 

    66     public:

    67 

    68         /**

    69         * Specifies how many subfolder icons are displayed.

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

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

    72         * @param aDepth set current depth

    73         */

    74         void SetFolderDepth( const TInt aDepth );

    75 

    76         /**

    77         * Changes the active root

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

    79         */

    80         void ChangeRootL( TBool aPhoneMemory );

    81 

    82         /**

    83         * From CCoeControl Receives notification on resource changes

    84         * @param aType type of the resource change

    85         */

    86         void HandleResourceChange( TInt aType );

    87 

    88     protected: // Functions from base classes

    89 

    90         /**

    91         * From CCoeControl Handles the size change events.

    92         */

    93         void SizeChanged();

    94 

    95         /**

    96         * From CCoeControl Draws a control.

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

    98         */

    99         void Draw( const TRect& aRect ) const;

   100 

   101 

   102     private:

   103 

   104         /**

   105         * C++ default constructor.

   106         */

   107         CImumNaviPaneFolderIndicator(

   108             TBool aPhoneMemory,

   109             const TInt aDepth );

   110 

   111         /**

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

   113         */

   114         void ConstructL();

   115 

   116         /**

   117         * Load folder bitmap

   118         */

   119         void LoadFolderBitmapL();

   120 

   121     public:

   122         /**

   123         * Notifies CCoeControl to redraw the pane

   124         */

   125         void ReportChange();

   126 

   127 

   128     private: // Data

   129 

   130         CFbsBitmap* iFolderBitmap;

   131         CFbsBitmap* iFolderMask;

   132         TFileName           iFilename;

   133         HBufC* iSeparator;

   134         HBufC* iEndChar;

   135         TInt                iMaxDepth;

   136         CFbsBitmap* iRootBitmap;

   137         CFbsBitmap* iRootMask;

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

   139         TFixedArray<TAknLayoutRect, KImumNaviPaneMaxDepth> iBitmapLayout;

   140         TFixedArray<TAknLayoutText, KImumNaviPaneMaxDepth + 1> iTextLayout;

   141         TInt iDepth;

   142 

   143     };

   144 

   145 #endif // IMUMNAVIPANEOLDERINDICATOR_H

   146 

   147 // End of File