/*

* Copyright (c) 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:  Text query dialog that accepts empty input

*

*/

// INCLUDE FILES

#include "CCATextQueryDialog.h"

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

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

// CCATextQueryDialog::CCATextQueryDialog

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

// might leave.

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

//

EXPORT_C CCATextQueryDialog::CCATextQueryDialog( TDes& aDataText,

                                                 const TTone& aTone /*= ENoTone*/,

                                                 TBool aLeftSoftkeyAlwaysVisible /*= ETrue*/,

                                                 TBool aDomainSelectionQuery /*= EFalse*/ )

        : CAknTextQueryDialog( aDataText, aTone ),

        iLeftSoftkeyAlwaysVisible( aLeftSoftkeyAlwaysVisible ),

        iDomainSelectionQuery( aDomainSelectionQuery )

    {

    }

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

// CCATextQueryDialog::NewL

// Two-phased constructor.

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

//

EXPORT_C CCATextQueryDialog* CCATextQueryDialog::NewL( TDes& aDataText,

                                                       const TTone& aTone /*= ENoTone*/,

                                                       TBool aLeftSoftkeyAlwaysVisible /*= ETrue*/,

                                                       TBool aDomainSelectionQuery /*= EFalse*/ )

    {

    CCATextQueryDialog* self = new( ELeave ) CCATextQueryDialog(

        aDataText, aTone,

        aLeftSoftkeyAlwaysVisible,

        aDomainSelectionQuery );

    return self;

    }

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

//  Destructor

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

//

EXPORT_C CCATextQueryDialog::~CCATextQueryDialog()

    {

    }

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

// CCATextQueryDialog::UpdateLeftSoftKeyL

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

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

//

EXPORT_C void CCATextQueryDialog::UpdateLeftSoftKeyL()

    {

    if ( iLeftSoftkeyAlwaysVisible )

        {

        // do nothing so the left softkey is always visible

        return;

        }

    else

        {

        CAknTextQueryDialog::UpdateLeftSoftKeyL();

        }

    }

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

// CCATextQueryDialog::OfferKeyEventL

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

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

//

EXPORT_C TKeyResponse CCATextQueryDialog::OfferKeyEventL( const TKeyEvent& aKeyEvent,

                                                          TEventCode aType )

    {

    TInt oldLen = 0;

    CEikEdwin* edwin = NULL;

    // If this is launched after domain selection query

    // check editor state

    if ( iDomainSelectionQuery )

        {

        CCoeControl* ctrl = ControlOrNull( EGeneralQuery );

        if ( ctrl )

            {

            CAknQueryControl* query = static_cast<CAknQueryControl*>( ctrl );

            ctrl = query->ControlByLayoutOrNull( EDataLayout );

            if ( ctrl )

                {

                edwin = static_cast<CEikEdwin*>( ctrl );

                oldLen = edwin->TextLength();

                }

            }

        }

    TKeyResponse response =

        CAknTextQueryDialog::OfferKeyEventL( aKeyEvent, aType );

    if ( iDomainSelectionQuery && edwin

         && aKeyEvent.iCode != EKeyOK )

        {

        if ( oldLen > 0

             && response == EKeyWasConsumed

             && edwin->TextLength() == 0 )

            {

            // User has cleared editor -> exit dialog

            TryExitL( EAknSoftkeyExit );

            }

        }

    return response;

    }

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

// CCATextQueryDialog::OfferKeyEventL

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

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

//

EXPORT_C TBool CCATextQueryDialog::OkToExitL( TInt aButtonId )

    {

    if ( aButtonId == EAknSoftkeyExit && iDomainSelectionQuery )

        {

        return ETrue;

        }

    else

        {

        return CAknTextQueryDialog::OkToExitL( aButtonId );

        }

    }

//  End of File