/*

* Copyright (c) 2009 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:  ESMR checkbox component for es mr gui (editor)

 *

*/

#ifndef CESMRCHECKBOX_H

#define CESMRCHECKBOX_H

#include "cesmrfield.h"

class CMRLabel;

class CMRImage;

class MESMRFieldValidator;

/**

 * CESMRCheckBox implements the All Day Event checkbox field.

 * When the checkbox is checked, all day event time and date fields

 * are added to list. When the checkbox is unchecked, date and time

 * fields are removed from the list.

 */

NONSHARABLE_CLASS( CESMRCheckBox ): public CESMRField

    {

public:

    /**

     * Two phase constructor.

     *

     * @param aValidator validator object

     */

    static CESMRCheckBox* NewL( MESMRFieldValidator* aValidator );

    /**

     * Destructor.

     */

    ~CESMRCheckBox();

public: // From CCoeControl

    TKeyResponse OfferKeyEventL(const TKeyEvent& aEvent, TEventCode aType);

    TInt CountComponentControls() const;

    CCoeControl* ComponentControl( TInt aInd ) const;

    void SizeChanged();

    void SetContainerWindowL( const CCoeControl& aContainer );

public: // From CESMRField

    void InternalizeL( MESMRCalEntry& aEntry );

    void ExternalizeL( MESMRCalEntry& aEntry );

    void SetOutlineFocusL( TBool aFocus );

    TBool ExecuteGenericCommandL( TInt aCommand );

private: // Implemenation

    /**

     * Set checked or unchecked icon.

     *

     * @param aChecked ETrue for checked icon

     */

    void SetIconL( TBool aChecked );

    /**

     * Handles triggering checkbox, checks/unchecks it.

     */

    void HandleCheckEventL();

private:

    /**

     * Constructor.

     *

     * @param aValidator validator object

     */

    CESMRCheckBox( MESMRFieldValidator* aValidator );

    /**

     * Second phase constructor.

     */

    void ConstructL();

    /**

     * Changes msk label from mark to unmark

     * and other way around.

     *

     */

    void SwitchMSKLabelL();

    void SendFieldChangeEventL( TESMREntryFieldId aFieldId );

private:

    //Not owned. Checkbox text label

    CMRLabel* iLabel;

    // Owned. checkbox_mark/checkbox_unmark

    CMRImage* iFieldIcon;

    // If checkbox is marked or unmarked.

    TBool iChecked;

    };

#endif  // CESMRCHECKBOX_H