diff -r 4ea6f81c838a -r 0e9bb658ef58 mulwidgets/alfscrollbarwidget/src/alfscrollbarlongtaptimer.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mulwidgets/alfscrollbarwidget/src/alfscrollbarlongtaptimer.cpp Wed Sep 01 12:23:18 2010 +0100 @@ -0,0 +1,103 @@ +/* +* 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: Timer for creating longtap event +* +*/ +#include "alfscrollbarlongtaptimer.h" +#include +#include "ialfscrollbarbaseelementinternal.h" + +const int KInitialTimeInterval = 200000; +const int KTimeInterval = 100000; + +namespace Alf + { + +//--------------------------------------------------------------------------- +// Constructor +//--------------------------------------------------------------------------- +// +AlfScrollBarLongTapTimer::AlfScrollBarLongTapTimer( + IAlfScrollBarDefaultBaseElement* aBaseElement):CActive(EPriorityStandard) + { + iTimer.CreateLocal(); + iBaseElement = aBaseElement; + CActiveScheduler::Add(this); + iState = EStopped; + } + +//--------------------------------------------------------------------------- +// Destructor +//--------------------------------------------------------------------------- +// +AlfScrollBarLongTapTimer::~AlfScrollBarLongTapTimer() + { + Stop(); + iTimer.Close(); + } +//--------------------------------------------------------------------------- +// Activates the timer. +//--------------------------------------------------------------------------- +// +void AlfScrollBarLongTapTimer::Start() + { + if (iState == ERunning) + return; + if (!IsActive()) + { + iTimer.After(iStatus, TTimeIntervalMicroSeconds32(KInitialTimeInterval)); + SetActive(); + } + iState = ERunning; + } +//--------------------------------------------------------------------------- +// stops the timer. +//--------------------------------------------------------------------------- +// +void AlfScrollBarLongTapTimer::Stop() + { + Cancel(); + iState = EStopped; + } +//--------------------------------------------------------------------------- +// Handles an active object's request completion event. +//--------------------------------------------------------------------------- +// +void AlfScrollBarLongTapTimer::RunL() + { + IAlfScrollBarBaseElementInternal* elementInternal = + static_cast ( + iBaseElement->makeInterface(IAlfScrollBarBaseElementInternal::type())); + + if (iState == ERunning) + { + iTimer.After(iStatus, TTimeIntervalMicroSeconds32(KTimeInterval)); + SetActive(); + } + if(elementInternal) + { + elementInternal->handleLongTapEvent(); + } + } + +//--------------------------------------------------------------------------- +// Implements cancellation of an outstanding request. +//--------------------------------------------------------------------------- +// +void AlfScrollBarLongTapTimer::DoCancel() + { + iTimer.Cancel(); + } + + }