/*******************************************************************************

 * Copyright (c) 2009, 2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * which accompanies this distribution, and is available at

 * http://www.eclipse.org/legal/epl-v10.html

 *

 * Contributors:

 *     Nokia Corporation - S60 implementation

 *******************************************************************************/

#ifdef RD_SCALABLE_UI_V2

#ifndef SWTPOINTEREVENTSUPPRESSOR_H

#define SWTPOINTEREVENTSUPPRESSOR_H

#include <aknpointereventsuppressor.h>

class MSwtControl;

NONSHARABLE_CLASS(CSwtPointerEventSuppressor)

        : public CBase

{

// Methods

public:

    static CSwtPointerEventSuppressor* NewL(const MSwtControl* aControl);

    ~CSwtPointerEventSuppressor();

    /**

     * Returns true if suppressor is enabled; otherwise false.

     */

    TBool IsSuppressionEnabled() const;

    /**

     * Process pointer event and decides whether it should be suppressed.

     * @return true if event shoudl be suppressed; otherwise false.

     */

    TBool SuppressPointerEvent(const TPointerEvent& aPointerEvent);

    /**

     * Returns pointer event position for current event.

     * If pointer down event appeared and some consecutive events were

     * suppressed, then this method returns same position for pointer

     * up, as was for pointer down.

     */

    TPoint PointerEventPosition() const;

private:

    CSwtPointerEventSuppressor();

    void ConstructL(const MSwtControl* aControl);

// Data

private:

    /**

     * AvKon pointer event suppressor

     */

    CAknPointerEventSuppressor* iPointerEventSuppressor;

    /**

     * Stores either current evet position, or last ButtonDown position if

     * some event suppression is ongoing and current event is ButtonUp.

     * In case there were some Drag events which weren't suppressed,

     * proper (current) position is stored.

     */

    TPoint iPointerEventPosition;

    /**

     * Stores last ButtonDown position.

     */

    TPoint iLastButtonDownPointerEventPosition;

    /**

     * Indicates whether suppression is ongoing.

     */

    TBool iIsSuppressionOngoing;

};

#endif // SWTPALETTEDATA_H

#endif // SWTPOINTEREVENTSUPPRESSOR_H