/*

* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*          Provides phonebook multiple contacts removal from group command methods.

*

*/

// INCLUDE FILES

#include "CPbkRemoveFromGroupCmd.h"

#include <eikprogi.h>

#include <StringLoader.h>

#include <CPbkContactEngine.h>

#include <CPbkRemoveFromGroup.h>

#include <CPbkProgressNoteWrapper.h>

#include <CPbkContactViewListControl.h>

#include <MPbkCommandObserver.h>

#include <pbkdebug.h>

/// Unnamed namespace for local definitions

namespace {

// LOCAL DEBUG CODE

#ifdef _DEBUG

enum TPanicCode

    {

    EPanicPreCond_ResetWhenDestroyed = 1

    };

void Panic(TPanicCode aReason)

    {

    _LIT(KPanicText, "CPbkRemoveFromGroupCmd");

    User::Panic(KPanicText,aReason);

    }

#endif

} // namespace

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

inline CPbkRemoveFromGroupCmd::CPbkRemoveFromGroupCmd

        (CPbkContactEngine& aEngine,

        CPbkContactViewListControl& aUiControl) :    

    iEngine(aEngine),

    iUiControl(aUiControl)    

	{

    PBK_DEBUG_PRINT

        (PBK_DEBUG_STRING("CPbkRemoveFromGroupCmd::CPbkRemoveFromGroupCmd(0x%x)"), 

        this);

    }

inline void CPbkRemoveFromGroupCmd::ConstructL

        (const CContactIdArray& aContacts,

        TContactItemId aGroupId)

    {

    iRemoveFromGroupProcess = CPbkRemoveFromGroup::NewLC(iEngine, aContacts, aGroupId);

    CleanupStack::Pop(iRemoveFromGroupProcess);    

    iWaitNoteWrapper = CPbkProgressNoteWrapper::NewL();    

    }

CPbkRemoveFromGroupCmd* CPbkRemoveFromGroupCmd::NewL

        (CPbkContactEngine& aEngine,

        const CContactIdArray& aContacts,

        CPbkContactViewListControl& aUiControl,

        TContactItemId aGroupId)

    {

    CPbkRemoveFromGroupCmd* self = new(ELeave) CPbkRemoveFromGroupCmd(aEngine, aUiControl);

    CleanupStack::PushL(self);

    self->ConstructL(aContacts, aGroupId);

    CleanupStack::Pop(self);

    return self;

    }

void CPbkRemoveFromGroupCmd::ResetWhenDestroyed

        (CPbkRemoveFromGroupCmd** aSelfPtr)

    {

    __ASSERT_DEBUG(!aSelfPtr || *aSelfPtr==this, 

        Panic(EPanicPreCond_ResetWhenDestroyed));

    iSelfPtr = aSelfPtr;

    }

CPbkRemoveFromGroupCmd::~CPbkRemoveFromGroupCmd()

    {

    PBK_DEBUG_PRINT

        (PBK_DEBUG_STRING("CPbkRemoveFromGroupCmd::~CPbkRemoveFromGroupCmd(0x%x)"), 

        this);

    iUiControl.SetBlank(EFalse);

    delete iWaitNoteWrapper;

    delete iRemoveFromGroupProcess;

    if (iSelfPtr)

        {

        *iSelfPtr = NULL;

        }

    iDestroyed = ETrue;

    }

void CPbkRemoveFromGroupCmd::ExecuteLD()

    {

    PBK_DEBUG_PRINT

        (PBK_DEBUG_STRING("CPbkRemoveFromGroupCmd::ExecuteLD(0x%x)"), 

        this);

    CleanupStack::PushL(this);

    // Save focus 

	iFocusIndex = iUiControl.CurrentItemIndex();

    iFocusedContact = iUiControl.ContactIdAtL(iFocusIndex);

    // Blank UI control to avoid flicker

    iUiControl.SetBlank(ETrue);

    CPbkWaitNoteWrapperBase::TNoteParams noteParams;

        noteParams.iObserver = this;

    // ProcessFinished will be called when execution is finished.

    iWaitNoteWrapper->ExecuteL

            (*iRemoveFromGroupProcess, R_QTN_PHOB_WNOTE_REM_FROM_GROUP, noteParams);

    CleanupStack::Pop(this);

    }

void CPbkRemoveFromGroupCmd::AddObserver

        (MPbkCommandObserver& aObserver) 

    {

    iCommandObserver = &aObserver;

    }

void CPbkRemoveFromGroupCmd::ProcessFinished

        (MPbkBackgroundProcess& /*aProcess*/)

    {

    PBK_DEBUG_PRINT

        (PBK_DEBUG_STRING("CPbkRemoveFromGroupCmd::ProcessFinished(0x%x)"), 

        this);

    // Clear listbox selections

    iUiControl.HandleMarkableListUpdateAfterCommandExecution();

    // Restore focus

    TInt focusedIndex(0);

    // If focused contact still exists, then restore the focus to it

    TRAPD(err, focusedIndex = iUiControl.FindContactIdL(iFocusedContact));

    if ((err == KErrNone) && (focusedIndex != KErrNotFound))

        {

        // The focused contact was not deleted (special case)

        iUiControl.SetCurrentItemIndex(focusedIndex);

        }

    else

        {

        // Safe to continue even if err != KErrNone

        TInt items = iUiControl.NumberOfItems();

	    if (iFocusIndex < items)

		    {

		    iUiControl.SetCurrentItemIndex(iFocusIndex);

		    }

	    else if (iFocusIndex >= iUiControl.NumberOfItems())

		    {

		    // Subtract one because index is zero-based

		    iUiControl.SetCurrentItemIndex(items-1);

		    }

        }

    // Unblank and redraw UI control

    iUiControl.SetBlank(EFalse);

    iUiControl.DrawDeferred();

    }

//  End of File