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: 

    15 *       Phonebook view navigation implementation.

    16 *

    17 */

    18 

    19 

    20 //  INCLUDES

    21 #include "CPbkViewNavigator.h"

    22 #include <AknTabObserver.h>

    23 #include <aknnavi.h>

    24 #include <aknnavide.h>

    25 #include <akntabgrp.h>

    26 #include <CPbkAppUiBase.h>

    27 #include <CPbkAppViewBase.h>

    28 

    29 

    30 /// Unnamed namespace for local definitions

    31 namespace {

    32 

    33 // LOCAL FUNCTIONS

    34 CAknTabGroup* GetTabGroupOnTop(CAknNavigationControlContainer* aNaviPane)

    35     {

    36     CAknTabGroup* result = NULL;

    37     if (aNaviPane)

    38         {

    39         CAknNavigationDecorator* topDecorator = aNaviPane->Top();

    40         if (topDecorator && 

    41             topDecorator->ControlType() == CAknNavigationDecorator::ETabGroup)

    42             {

    43             result = static_cast<CAknTabGroup*>(topDecorator->DecoratedControl());

    44             }

    45         }

    46     return result;

    47     }

    48 

    49 }  // namespace

    50 

    51 // CLASS DECLARATION

    52 

    53 /**

    54  * Phonebook view navigation implementation.

    55  */

    56 class CPbkViewNavigatorImpl : 

    57         public CPbkViewNavigator,

    58         private MAknTabObserver

    59     {

    60     public:  // Constructors and destructor

    61         CPbkViewNavigatorImpl

    62             (const CDigViewGraph& aViewGraph, CPbkAppUiBase& aAppUi);

    63         void ConstructL();

    64 

    65     public:  // from CPbkViewNavigator

    66         TBool HandleNavigationKeyEventL

    67             (const TKeyEvent& aKeyEvent, TEventCode aType);

    68         CAknNavigationDecorator* CreateTabGroupL(TResourceReader& aResReader);

    69 

    70     private:  // from MAknTabObserver

    71 		void TabChangedL(TInt aIndex);

    72     };

    73 

    74 

    75 // ================= MEMBER FUNCTIONS =======================

    76 

    77 inline CPbkViewNavigatorImpl::CPbkViewNavigatorImpl

    78         (const CDigViewGraph& aViewGraph, CPbkAppUiBase& aAppUi) :

    79     CPbkViewNavigator(aViewGraph, aAppUi)

    80     {

    81     }

    82 

    83 inline void CPbkViewNavigatorImpl::ConstructL()

    84     {

    85     BaseConstructL();

    86     }

    87 

    88 CPbkViewNavigator* CPbkViewNavigator::NewL

    89         (const CDigViewGraph& aViewGraph,

    90         CPbkAppUiBase& aAppUi)

    91     {

    92     CPbkViewNavigatorImpl* self = 

    93         new(ELeave) CPbkViewNavigatorImpl(aViewGraph, aAppUi);

    94     CleanupStack::PushL(self);

    95     self->ConstructL();

    96     CleanupStack::Pop(self);

    97     return self;

    98     }

    99 

   100 CAknNavigationDecorator* CPbkViewNavigatorImpl::CreateTabGroupL

   101         (TResourceReader& aResReader)

   102     {

   103     // Create tab group and register self as an observer to it

   104     return iNaviPane->CreateTabGroupL(aResReader,this);

   105     }

   106 

   107 TBool CPbkViewNavigatorImpl::HandleNavigationKeyEventL

   108         (const TKeyEvent& aKeyEvent, TEventCode aType)

   109     {

   110     TBool result = EFalse;

   111     CAknTabGroup* topTabGroup = GetTabGroupOnTop(iNaviPane);

   112     if (topTabGroup)

   113         {

   114         result = topTabGroup->OfferKeyEventL(aKeyEvent, aType)==EKeyWasConsumed;

   115         }

   116     return result;

   117     }

   118 

   119 void CPbkViewNavigatorImpl::TabChangedL(TInt aIndex)

   120     {

   121     CAknTabGroup* topTabGroup = GetTabGroupOnTop(iNaviPane);

   122     if (topTabGroup)

   123         {

   124         // View ID is stored in the tab

   125         const TInt viewId(topTabGroup->TabIdFromIndex(aIndex));

   126         // Get current view's state and use it as a parameter to the next view

   127         CPbkViewState* activeViewState = iAppUi.ActiveView()->GetViewStateLC();

   128         iAppUi.ActivatePhonebookViewL(TUid::Uid(viewId), activeViewState);

   129         if (activeViewState)

   130             {

   131             CleanupStack::PopAndDestroy(activeViewState);

   132             }

   133         }

   134     }

   135 

   136 // End of File