diff -r e52958d06c29 -r 5fd161fa28b6 svgtviewer/SvgtViewerPlugin/UIControlSrc/SVGTPointerHideTimer.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/svgtviewer/SvgtViewerPlugin/UIControlSrc/SVGTPointerHideTimer.cpp Thu Sep 09 11:17:40 2010 +0300 @@ -0,0 +1,119 @@ +/* +* Copyright (c) 2004, 2005 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: This file implements the timer functionality required for the +* hiding of pointer in case of inactivity. +* +*/ + + +// User Includes +#include "SVGTPointerHideTimer.h" + +// ============================ MEMBER FUNCTIONS =============================== + +// ----------------------------------------------------------------------------- +// CSVGTPointerHideTimer::CSVGTPointerHideTimer +// Default Constructor. Initialises Timer State Variables. +// ----------------------------------------------------------------------------- +// +CSVGTPointerHideTimer::CSVGTPointerHideTimer( MSVGTPointerInactivityListener* + aListener) : // Listener for the pointer inactivity + CTimer( CActive::EPriorityStandard ), iInactivityListener( aListener ) + { + } + +// ----------------------------------------------------------------------------- +// CSVGTPointerHideTimer::ConstructL +// Second Phase Constructor for CSVGTPointerHideTimer. Adds this object to the +// applications active scheduler. +// ----------------------------------------------------------------------------- +// +void CSVGTPointerHideTimer::ConstructL() + { + // Call the base class ConstructL + CTimer::ConstructL(); + // Add to active scheduler + CActiveScheduler::Add( this ); + } + +// ----------------------------------------------------------------------------- +// CSVGTPointerHideTimer::NewLC +// Factory function for creating CSVGTPointerHideTimer objects. It also +// pushes the created dialog object onto the cleanup stack. +// Returns: CSVGTPointerHideTimer* ; Pointer to the created object. +// Leaves if error occurs during creation. +// ----------------------------------------------------------------------------- +// +CSVGTPointerHideTimer* CSVGTPointerHideTimer::NewLC( + MSVGTPointerInactivityListener* aListener ) // Listener for inactivity event + { + CSVGTPointerHideTimer* self = new ( ELeave ) CSVGTPointerHideTimer( + aListener ); + CleanupStack::PushL( self ); + self->ConstructL(); + return self; + } + +// ----------------------------------------------------------------------------- +// CSVGTPointerHideTimer::NewL +// Factory function for creating CSVGTPointerHideTimer objects. +// Returns: CSVGTPointerHideTimer* ; Pointer to the created object. +// Leaves if error occurs during creation. +// ----------------------------------------------------------------------------- +// +CSVGTPointerHideTimer* CSVGTPointerHideTimer::NewL( + MSVGTPointerInactivityListener* aListener ) // Listener for inactivity event + { + CSVGTPointerHideTimer* self = NewLC( aListener ); + CleanupStack::Pop( self ); + return self; + } + + +// Destructor +CSVGTPointerHideTimer::~CSVGTPointerHideTimer() + { + // Reset the listener + iInactivityListener = NULL; + // Cancel any pending timer events + Cancel(); + } + +// ----------------------------------------------------------------------------- +// CSVGTPointerHideTimer::DoCancel +// Reimplements CActive::DoCancel. +// ----------------------------------------------------------------------------- +// +void CSVGTPointerHideTimer::DoCancel() + { + CTimer::DoCancel(); + } + +// ----------------------------------------------------------------------------- +// CSVGTPointerHideTimer::RunL +// Reimplements CActive::RunL. This function resets the inactivity timer +// so that the control is triggered to hide the pointer when no +// activity occurs for a specified time period +// ----------------------------------------------------------------------------- +// +void CSVGTPointerHideTimer::RunL() + { + // Callback + if ( iInactivityListener ) + { + iInactivityListener->PointerInactivityTimeout(); + } + } + +// End of File