/*

* Copyright (c) 2007 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:  Command setting inline methods.

*

*/

#include <cvtlogger.h>

#include "cvtuicommandmodifybase.h"

// ======== LOCAL FUNCTIONS ========

static const TInt KVtUiModifierArrayGranularity = 1;

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::~CVtUiCommandSetting

// ---------------------------------------------------------------------------

//

template < typename A >

CVtUiCommandSetting< A >::~CVtUiCommandSetting()

    {

    iModifiers.Reset();

    }

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::CVtUiCommandSetting

// ---------------------------------------------------------------------------

//

template < typename A >

CVtUiCommandSetting< A >::CVtUiCommandSetting( Type aCommandType ) :

    iModifiers( KVtUiModifierArrayGranularity ), iCommandType( aCommandType )

    {

    }

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::DefineCommandsL

// ---------------------------------------------------------------------------

//

template < typename A >

void CVtUiCommandSetting< A >::DefineCommandsL( const A& aAction )

    {

    __VTPRINTENTER( "CmdSet< A >.DefineCommandsL" )

    iAction = &aAction;

    if ( iModifiers.Count() > 0 )

        {

        iModifiers[ iModifiers.Count() - 1 ]->ModifyCommandsL( *this );

        }

    else

        {

        DoDefineCommandsL();

        }

    iAction = NULL;

    __VTPRINTEXIT( "CmdSet< A >.DefineCommandsL" )

    }

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::AddModifier

// ---------------------------------------------------------------------------

//

template < typename A >

TInt CVtUiCommandSetting< A >::AddModifier(

    CVtUiCommandModifyBase& aModifier )

    {

    __VTPRINTENTER( "CmdSet< A >.AddModifier" )

    TInt result( KErrNone );

    if ( aModifier.Supports( iCommandType ) )

        {

        TInt idx( iModifiers.FindInOrder( &aModifier,

            CVtUiCommandModifyBase::PriorityOrder() ) );

        if ( idx == KErrNotFound )

            {

            result = iModifiers.InsertInOrder( &aModifier,

                CVtUiCommandModifyBase::PriorityOrder() );

            }

        else

            {

            if ( iModifiers[ idx ] != &aModifier )

                {

                // Priorities match, but instance is not same -> argument

                // is not valid

                result = KErrArgument;

                }

            }

        }

    __VTPRINTEXITR( "CmdSet< A >.AddModifier %d", result )

    return result;

    }

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::RemoveModifier

// ---------------------------------------------------------------------------

//

template < typename A >

void CVtUiCommandSetting< A >::RemoveModifier(

    CVtUiCommandModifyBase& aModifier )

    {

    __VTPRINTENTER( "CmdSet< A >.RemoveModifier" )

    TInt idx( iModifiers.FindInOrder( &aModifier,

        CVtUiCommandModifyBase::PriorityOrder() ) );

    if ( idx != KErrNotFound )

        {

        iModifiers.Remove( idx );

        }

    __VTPRINTEXIT( "CmdSet< A >.RemoveModifier" )

    }

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::CommandType

// ---------------------------------------------------------------------------

//

template < typename A >

MVtUiCommandSetting::Type CVtUiCommandSetting< A >::CommandType() const

    {

    return iCommandType;

    }

// ---------------------------------------------------------------------------

// CVtUiCommandSetting< A >::Action

// ---------------------------------------------------------------------------

//

template < typename A >

const A& CVtUiCommandSetting< A >::Action()

    {

    return *iAction;

    }