/*

* Copyright (c) 2007 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:  Compatibility mode keyboard button

*

*/

#ifndef __AKNCOMPABUTTON_H__

#define __AKNCOMPABUTTON_H__

#include <coecobs.h>    // MCoeControlObserver

#include <aknbutton.h>

/**

 * Compatibility mode keyboard button

 *

 * Single button of compa-keyboard

 *

 * @since S60 v5.0

 */

NONSHARABLE_CLASS(CAknCompaButton) : public CAknButton,

    public MCoeControlObserver

    {

public: // types

    enum TButtonState

        {

        EButtonUp,

        EButtonDown,

        ENumStates

        };

public: // constructors

    static CAknCompaButton* NewLC(TResourceReader& aReader);

public: // new functions

    void SetButtonUpL();

    TInt ScanCode();

    void UpdateColors();

    void LayoutIconAndText();

    TBool IsLockedDown();

    TBool IsPressed();

    TBool IsRocker();

protected: // from CAknButton

    void ConstructFromResourceL(TResourceReader& aReader);

    void ActivateL();

    void HandlePointerEventL(const TPointerEvent& aPointerEvent);

//    void Draw( const TRect& aRect ) const;

private: // functions

    CAknCompaButton(TInt aFlags);   

    void FeedEventToAknButtonL(TButtonState aState);

    void TactileFeedback();

    CGulIcon* GetIconLC(TInt aBmpId, TInt aMaskId);

private: // from MCoeControlObserver

    /**

    * This function is called when a control for which this control is the

    * observer calls CCoeControl::ReportEventL(). Button pointer events are

    * handled here.

    * @param aControl The control that sent the event.

    * @param aEventType The event type. 

    */

    void HandleControlEventL(CCoeControl *aControl, TCoeEvent aEventType);

    void HandleResourceChange(TInt aType);

private: // data

    TInt iScanCode;

    TSize iIconSize;

    struct

        {

        bool iHasIcon:1;

        bool iHasText:1;

        bool iLongTap:1; // long tap event received

        bool iIsRocker:1; // button is a rocker button

        } iFlags;

    };

#endif // __AKNCOMPABUTTON_H__