mulwidgets/mulsliderwidget/src/mulsliderlongtaptimer.cpp
changeset 0 e83bab7cf002
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mulwidgets/mulsliderwidget/src/mulsliderlongtaptimer.cpp	Thu Dec 17 08:56:02 2009 +0200
@@ -0,0 +1,108 @@
+/*
+* Copyright (c) 2007-2008 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:  Slider long tap timer
+ *
+*/
+
+ 
+
+// Include Files
+
+// Class header
+#include "mulsliderlongtaptimer.h"
+#include "mulsliderdefinitions.h"
+
+const int KInitialtimeinterval  = 200000;
+const int KTimeinterval = 100000;
+namespace Alf
+    {
+
+//---------------------------------------------------------------------------
+// Constructor
+//---------------------------------------------------------------------------
+//        
+MulSliderLongTapTimer::MulSliderLongTapTimer(
+    IMulSliderBaseElementInternal* aBaseElement)
+    :CActive(EPriorityStandard)
+    {
+    iTimer.CreateLocal();
+    iBaseElement = aBaseElement;
+    CActiveScheduler::Add(this);
+    iState = EStopped;
+    }
+
+//---------------------------------------------------------------------------
+// Destructor 
+//---------------------------------------------------------------------------
+//
+MulSliderLongTapTimer::~MulSliderLongTapTimer()
+    {
+    Stop();
+    iTimer.Close();
+    }
+//---------------------------------------------------------------------------
+// Activates the timer. 
+//---------------------------------------------------------------------------
+//  
+void MulSliderLongTapTimer::Start()
+    {
+    if (!IsActive())
+        {
+        iTimer.After(iStatus, TTimeIntervalMicroSeconds32(KInitialtimeinterval));
+        SetActive();
+        }
+    iState = ERunning;    
+    }
+//---------------------------------------------------------------------------
+// stops the timer. 
+//---------------------------------------------------------------------------
+// 
+void MulSliderLongTapTimer::Stop()
+    {
+    Cancel();
+    iState = EStopped;
+    }
+//---------------------------------------------------------------------------
+// Handles an active object's request completion event.
+//---------------------------------------------------------------------------
+//     
+void MulSliderLongTapTimer::RunL()
+    {
+    IMulSliderBaseElementInternal* elementInternal = 
+        static_cast<IMulSliderBaseElementInternal*> (
+        iBaseElement->makeInterface(IMulSliderBaseElementInternal::type()));
+    if(elementInternal)
+        {
+        // call handleLongTap of element to handle the longtap 
+        elementInternal->handleLongTap();
+        }    
+    if (iState == ERunning)
+        {
+        iTimer.After(iStatus, TTimeIntervalMicroSeconds32(KTimeinterval));    
+        SetActive();
+        }
+    }
+
+//---------------------------------------------------------------------------
+// Implements cancellation of an outstanding request.
+//---------------------------------------------------------------------------
+// 
+void MulSliderLongTapTimer::DoCancel()
+    {
+    iTimer.Cancel();
+    }
+
+   
+   }
+