1 /*

     2 * Copyright (c) 2009 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:  MR Toolbar

    15 *

    16 */

    17 #ifndef CMRTOOLBAR_H

    18 #define CMRTOOLBAR_H

    19 

    20 // INCLUDES

    21 #include <e32base.h>

    22 #include <akntoolbarobserver.h>

    23 

    24 // FORWARD DECLARATIONS

    25 class CMRAsynchCmd;

    26 

    27 // CLASS DECLARATIONS

    28 

    29 NONSHARABLE_CLASS( CMRToolbar ) : public CBase, public MAknToolbarObserver

    30     {

    31     public:

    32         /// Context of the toolbar

    33         enum TToolbarContext

    34             {

    35             EMRViewerOrganizer = 1,

    36             EMRViewerAttendee,

    37             EMRViewerFromMailApp,

    38             ECustom = 100 // User has customized the toolbar with own buttons

    39             };

    40 

    41     public:

    42         /**

    43          * C'tor

    44          */

    45         static CMRToolbar* NewL();

    46         /**

    47          * D'tor

    48          */

    49         ~CMRToolbar();

    50         

    51     public: // Interface

    52         /**

    53          * Initialize toolbar with native toolbar and the context

    54          * @param aContext Toolbar's context, defined the button set

    55          * @param aNativeToolbar Avkon toolbar, if NULL the 

    56          *      Appui::CurrentFixedToolbar() is used to get the toolbar

    57          */

    58         void InitializeToolbarL( 

    59                 TToolbarContext aCntx,

    60                 CAknToolbar* aNativeToolbar = NULL );        

    61         /**

    62          * Sets the toolbar's, aNativeToolbar or CurrentFixedToolbar, 

    63          * visiblity as aShowToolbar. Toolbar's visibility is restored in 

    64          * class' d'tor

    65          * @param aShowToolbar If ETrue sets toolbar visible, 

    66          *          otherwise hides toolbar 

    67          */

    68         void ShowToolbar( TBool aShowToolbar );

    69         /**

    70          * Set on toolbar event observer

    71          * @param aObserver Pointer to observer, ownership is not transferred

    72          */

    73         void SetObserver( MAknToolbarObserver* aObserver );

    74         

    75         /*

    76          * Returns the rect of the current toolbar. If not in use, returns

    77          * zero rect.

    78          * @return Rect of the toolbar in use. 

    79          */

    80         TRect Rect();

    81         

    82     private: // From MAknToolbarObserver

    83         void DynInitToolbarL ( TInt aResourceId, CAknToolbar *aToolbar );

    84         void OfferToolbarEventL ( TInt aCommand );

    85         

    86     private: // Implementation

    87         CMRToolbar();

    88         void ConstructL();

    89         void ConstructToolbarL( TToolbarContext aCntx );

    90         void ConstructButtonL( TInt aResId, TInt aIndex );

    91         void RemovePreviousItems();

    92         

    93     private: // Data

    94         /// Ref: Current application toolbar

    95         CAknToolbar* iToolbar;

    96         /// Ref: Observer for toolbar events

    97         MAknToolbarObserver* iObserver;

    98         /// Own: Context of the toolbar

    99         TToolbarContext iCntx;

   100         /// Own: Item id array, needed for cleaning up the toolbar in d'tor

   101         RArray<TInt> iItemIdArray;

   102         /// Own: Asynchronous command notifier

   103         CMRAsynchCmd* iAsyncCmd;

   104         /// Own: Flag for the visibility change

   105         TBool iVisibilityChanged;

   106         /// Own: copy of previous application toolbar

   107         CAknToolbar* iPreviousToolbar;

   108         /// To record if the toolbar in previous view is visible.

   109         TBool iPreviousVisibility;

   110         /// Ref: Observer for toolbar visibility

   111     };

   112 

   113 #endif // CMRTOOLBAR_H

   114 

   115 // End of file

   116