/*

* Copyright (c) 2008 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:  derived from eikscrlb.h

*

*/

#ifndef C_TESTSDKSCROLLEREIKSCRLB_H

#define C_TESTSDKSCROLLEREIKSCRLB_H

// [INCLUDE FILES]

#include <coecntrl.h>

// forward declarations

class CEikScrollBar;

class CAknDoubleSpanScrollBar;

class CEikScrollBarExt : public CEikScrollBar

    {

public:

    /** 

     * From @c CCoeControl

     *

     * Gets the specified scrollbar component. Each component control is 

     * identified by an index, where the index depends on the order the 

     * controls were added: the first is given an index of 0, the next an index

     * of 1.

     * 

     * @param aIndex The index of the control to get.

     *

     * @return The component control with an index of aIndex.

     */

    CCoeControl* DoComponentControl( TInt aIndex ) const;

    /** 

     * From @cCCoeControl.

     *

     * Gets the number of controls contained in this scrollbar.

     * 

     * @return The number of component controls contained by this scrollbar.

     */

    TInt DoCountComponentControls() const;

    // imimplement SetButtonPosition method of base class

    void DoSetButtonPositionL( CAknScrollButton* aButton );

    // change of size

    virtual void SizeChanged();

    };

class CAknDouSpanScBarExt : public CAknDoubleSpanScrollBar

    {

public: // constructor and destructor

    CAknDouSpanScBarExt( CCoeControl* aParentWindow );

    ~CAknDouSpanScBarExt();

public: // from base class

    /** 

     * Not implemented 

     * 

     * @param Not used. 

     */

    virtual void CreateButtonL( CAknScrollButton*& aButton,

            CAknScrollButton::TType aType );

    /** 

     * Not implemented 

     * 

     * @param aButton Not used. 

     */

    virtual void SetButtonPositionL( CAknScrollButton* aButton );

public:

    /** 

     * From @c CCoeControl

     *

     * Gets the specified scrollbar component. Each component control is 

     * identified by an index, where the index depends on the order the 

     * controls were added: the first is given an index of 0, the next an index

     * of 1.

     * 

     * @param aIndex The index of the control to get.

     *

     * @return The component control with an index of aIndex.

     */

    CCoeControl* DoComponentControl( TInt aIndex ) const;

    /** 

     * From @cCCoeControl.

     *

     * Gets the number of controls contained in this scrollbar.

     * 

     * @return The number of component controls contained by this scrollbar.

     */

    TInt DoCountComponentControls() const;

    };

#endif // C_TESTSDKSCROLLEREIKSCRLB_H