/*

* Copyright (c) 2007-2009 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 CEikLabel;

class CEikImage;

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();

public: // From CESMRField

    void InitializeL();

    void InternalizeL( MESMRCalEntry& aEntry );

    void ExternalizeL( MESMRCalEntry& aEntry );

    void SetOutlineFocusL( TBool aFocus );

    void 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();

private:

    /**

     * Not owned. Checkbox text label

     */

    CEikLabel* iLabel;

    /**

     * Owned. checkbox_mark/checkbox_unmark

     */

    CEikImage* iIcon;

    // Pointer to the bitmap. iIcon is created by using this bitmap

    CFbsBitmap* iBitmap;

    // Pointer to the bitmap mask. iIcon is created by using this bitmap mask

    CFbsBitmap* iBitmapMask;

    /**

     * Not owned. Validator class for time and sanity checks.

     */

    MESMRFieldValidator* iValidator;

    /**

     * If checkbox is marked or unmarked.

     */

    TBool iChecked;

    };

#endif  // CESMRCHECKBOX_H