/*

* 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 the License "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: 

*      Implementation of TCommandVisibility.

*      

*

*/

// INCLUDE FILES

#include <eikmenup.h>

#include "Browser.hrh"

#include "CommandVisibility.h"

#include "BrowserFavouritesSelectionState.h"

#include "BrowserUtil.h"

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

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

// TCommandVisibility::Apply

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

//

void TCommandVisibility::Apply

        (

        CEikMenuPane* aMenuPane,

        TCommandVisibilityMap aCommandInfo,

        TCommandVisibility::TIndex aIndex

        )

    {

    // Dim commands using the command visibility array.

    TInt command;

    TInt i = 0;

    while ( ( command = aCommandInfo[i][ECommand] ) !=

                                                    /*end of list*/EWmlNoCmd )

        {

        if ( !(aCommandInfo[i][aIndex]) )

            {

            aMenuPane->SetItemDimmed( command, ETrue );

            }

        i++;

        }

    }

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

// TCommandVisibility::Apply

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

//

TBool TCommandVisibility::Apply

        (

        const TCommandVisibilityInfo& aCommandInfo,

        TIndex aIndex

        )

    {

    return aCommandInfo[aIndex];

    }

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

// TCommandVisibility::Index

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

//

TCommandVisibility::TIndex TCommandVisibility::Index

        (

        const TBrowserFavouritesSelectionState& aSelectionState,

        TBool aMarkedOnly

        )

    {

    TIndex index = EInvalid;

    if ( aMarkedOnly )

        {

        // Consider only marked items (OK-Options menu).

        if ( aSelectionState.IsEmpty() )

            {

            // Empty ???

            index = ENothing;

            }

        else if ( aSelectionState.MarkedCount() == 1 )

            {

            // One is marked. See if item or folder.

            index = aSelectionState.iMarkedItemCount ? EOneItem : EOneFolder;

            }

        else

            {

            // More is marked. See if there are any folders.

            index = aSelectionState.NoFoldersMarked() ?

                                                    EMoreItems : EItemsFolders;

            }

        }

    else

        {

        // All items (Normal Options menu).

        if ( aSelectionState.AnyMarked() )

            {

            if ( aSelectionState.NoFoldersMarked() )

                {

				if ( aSelectionState.MarkedCount() == 1 )

					{					

					index = EOneItem;

					}

				else

					{

					index = EMoreItems;

					}

                }

            else

                {

                // More marked, including folders.

                index = EItemsFolders;

                }

            }

        else if ( aSelectionState.CurrentIsItem() )

            {

            // A bookmark is highlighted.

            index = EOneItem;

            }

        else if ( aSelectionState.CurrentIsFolder() )

            {

            // A folder is highlighted.

            index = EOneFolder;

            }

        else

            {

            __ASSERT_DEBUG( aSelectionState.IsEmpty(), \

                Util::Panic( Util::EFavouritesInternal ) );

            // No items at all.

            index = ENothing;

            }

        }

    __ASSERT_DEBUG( index != EInvalid,

		Util::Panic( Util::EUnExpected ) );

    return index;

    }

// End of File