/*

* Copyright (c) 2002-2006 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:  View for setting additional mail headers

*

*/

// INCLUDE FILES

#include "CMsgAddMailHeadersDlg.h"

#include "MsgMailPreferences.h"

#include <StringLoader.h>

#include <MsgMailEditor.rsg>

#include <akncheckboxsettingpage.h>

#include <aknsettingitemlist.h>

#include <aknlistquerydialog.h>

#include "MailUtils.h"

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

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

// CMsgAddMailHeadersDlg::CMsgAddMailHeadersDlg

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CMsgAddMailHeadersDlg::CMsgAddMailHeadersDlg(

	RPointerArray<TAdditionalHeaderStatus>& aHeaders): iHeaders(aHeaders)

    {

    }

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

// CMsgAddMailHeadersDlg::NewLC

// Two-phased constructor.

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

//

CMsgAddMailHeadersDlg* CMsgAddMailHeadersDlg::NewLC(

	RPointerArray<TAdditionalHeaderStatus>& aHeaders)

    {

    CMsgAddMailHeadersDlg* self = new(ELeave) CMsgAddMailHeadersDlg(aHeaders);

	CleanupStack::PushL(self);

    return self;

    }

// Destructor

CMsgAddMailHeadersDlg::~CMsgAddMailHeadersDlg()

    {

    }

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

// CMsgAddMailHeadersDlg::ExecuteDialogL

// Constructs a CSelectionList array and launches the setting view

// Collects the changed values to iHeaders array

// (other items were commented in a header).

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

//

TBool CMsgAddMailHeadersDlg::ExecuteDialogL()

    {       

    TBool rc(EFalse);

    CArrayFixFlat<TInt>* arrayChoices = 

    	new(ELeave) CArrayFixFlat<TInt>( iHeaders.Count() );

    CleanupStack::PushL(arrayChoices);

    CAknListQueryDialog* dlg = new(ELeave) CAknListQueryDialog(arrayChoices);

    dlg->PrepareLC( R_ADDITIONAL_HEADERS_LIST_QUERY );

    CDesCArrayFlat* headersArray = CreateItemTextArrayLC( arrayChoices );

    dlg->SetItemTextArray( headersArray );

    dlg->SetOwnershipType( ELbmOwnsItemArray );

    CleanupStack::Pop( headersArray );

    CEikListBox* listbox = dlg->ListBox();    

    listbox->SetSelectionIndexesL(arrayChoices);

    if(dlg->RunLD())

        {

        UpdateHeadersArrayL( arrayChoices );

        rc = ETrue;

        }

    CleanupStack::PopAndDestroy(arrayChoices);

    return rc;

    }

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

// CMsgAddMailHeadersDlg::CreateItemTextArrayLC

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

//

CDesCArrayFlat* CMsgAddMailHeadersDlg::CreateItemTextArrayLC(

    CArrayFixFlat<TInt>* aVisibleItems )

    {

    ASSERT( aVisibleItems );

    CDesCArrayFlat* headersArray = 

        new ( ELeave ) CDesCArrayFlat( iHeaders.Count() );

    CleanupStack::PushL( headersArray );

    for ( TInt index(0); index<iHeaders.Count(); ++index )

        {

        if( iHeaders[index]->iStatus == EHeaderVisible )

            {

            aVisibleItems->AppendL( index );

            }

        TInt resource(0);

        switch (iHeaders[index]->iHeaderValue)

            {

            case EMsgComponentIdCc:

                resource = R_QTN_MSG_HEADERS_CC;

                break;

            case EMsgComponentIdBcc:

                resource = R_QTN_MSG_HEADERS_BCC;

                break;

            case EMsgComponentIdSubject:

                resource = R_QTN_MSG_HEADERS_SUBJECT;

                break;

            default:

                __ASSERT_DEBUG( EFalse, User::Invariant() );               

            }

        HBufC* headerText = StringLoader::LoadLC( resource );

        headersArray->AppendL( * headerText );

        CleanupStack::PopAndDestroy(headerText); // headerText            

        }

    return headersArray;        

    }

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

// CMsgAddMailHeadersDlg::UpdateHeadersArrayL

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

//    

void CMsgAddMailHeadersDlg::UpdateHeadersArrayL(

    CArrayFixFlat<TInt>* aSelectedItems )

    {

    ASSERT( aSelectedItems );

    // Reset visibility

    for ( TInt index(0); index<iHeaders.Count(); ++index )

        {

        iHeaders[index]->iStatus = EHeaderHidden;

        }

    // Set selected items visible

    for ( TInt ii=0; ii<aSelectedItems->Count(); ii++ )

        {

        iHeaders[aSelectedItems->At(ii)]->iStatus = EHeaderVisible;

        }

    // Find invisible items that has some content

    TInt contentCount(0);

    for ( TInt xx=0;xx<iHeaders.Count();xx++ )

    	{

    	if( iHeaders[xx]->iStatus == 

    		EHeaderHidden && iHeaders[xx]->iHasContent )

    		{

    		contentCount++;

    		}

    	}     

    // We are removing control that has some content	    

    if( contentCount )

    	{

    	// plural?

    	TUint queryString = (contentCount > 1) ? 

    	    R_QTN_MSG_QRY_HEADERS_REMOVE : 

    	    R_QTN_MSG_QRY_HEADER_REMOVE;

       TInt queryResult = MailUtils::ConfirmationQueryL(

            queryString,

        	R_MAIL_EDITOR_DELETE_MESSAGE);

        // Do not remove control, only save visibility of controls

        if( !queryResult )

        	{

        	for ( TInt yy=0;yy<iHeaders.Count();yy++ )

    			{

    			if( iHeaders[yy]->iStatus == 

    				EHeaderHidden && iHeaders[yy]->iHasContent )

    				{

    				iHeaders[yy]->iStatus = EHeaderOnlySave;

    				}	

    			}

        	}       	

    	}

    }

//  End of File