/*

* 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:   Class which detects the long pointer press.

*

*/

#include "huilongtapdetector.h"

#include "uiacceltk/HuiRoster.h"

#include "uiacceltk/HuiUtil.h"

const TInt KHuiLongTapDelay = 800000;              // 0,8 seconds

// ---------------------------------------------------------------------------

// Constructor

// ---------------------------------------------------------------------------

//

CHuiLongTapDetector::CHuiLongTapDetector(CHuiRoster& aRoster)

 : CTimer( EPriorityStandard ), iRoster( aRoster ), iPreviousPointerEvent(0)

    {

    CActiveScheduler::Add( this );

    }

// ---------------------------------------------------------------------------

// 2nd phase constructor

// ---------------------------------------------------------------------------

//

void CHuiLongTapDetector::ConstructL()

    {

    CTimer::ConstructL();

    }

// ---------------------------------------------------------------------------

// Two phased constructor

// ---------------------------------------------------------------------------

//

CHuiLongTapDetector* CHuiLongTapDetector::NewL(CHuiRoster& aRoster)

    {

    CHuiLongTapDetector* self = new( ELeave ) CHuiLongTapDetector( aRoster );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------------------------

// Destructor

// ---------------------------------------------------------------------------

//

CHuiLongTapDetector::~CHuiLongTapDetector()

    {

    Cancel();

    }

// ---------------------------------------------------------------------------

// Called when a pointer event is received

// ---------------------------------------------------------------------------

//

void CHuiLongTapDetector::OfferPointerEvent( const THuiEvent& aEvent )

    {

    if ( aEvent.IsPointerEvent() )

        {

        // Store the coordinates.

        iPreviousPointerEvent = aEvent;

        // On pointer down, start the timer

        if ( aEvent.PointerDown() )

            {

            Cancel();

            After( KHuiLongTapDelay );

            }

        // Cancel the timed on pointer up

        if ( aEvent.PointerUp() )

            {

            Cancel();

            }

        }

    }

// ---------------------------------------------------------------------------

// From class CActive

// Called when timer expires.

// ---------------------------------------------------------------------------

//

void CHuiLongTapDetector::RunL()

    {

    if ( iStatus == KErrNone )

        {

        // Post the repeat event to back to the roster.

        iPreviousPointerEvent.iPointerEvent.iType = TPointerEvent::EButtonRepeat;

        iRoster.HandleEventL( iPreviousPointerEvent );

        }

    }

// ---------------------------------------------------------------------------

// From class CActive

// Called when RunL leaves.

// ---------------------------------------------------------------------------

//

TInt CHuiLongTapDetector::RunError( TInt aError )

    {

    HUI_DEBUG1(_L("CHuiLongTapDetector::RunError() - Ignore error %i."), aError);

    (void)aError; // for compiler

    return KErrNone;

    }