exampleapps/alfexcalendar/inc/alfexcalendarengineeventtimer.h
changeset 0 15bf7259bb7c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/exampleapps/alfexcalendar/inc/alfexcalendarengineeventtimer.h	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,130 @@
+/*
+* Copyright (c) 2006 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: 
+*
+*/
+
+
+
+
+#ifndef __ALFEXCALENDARENGINEEVENTTIMER_H__
+#define __ALFEXCALENDARENGINEEVENTTIMER_H__
+
+#include <e32base.h>
+#include <e32std.h>
+
+
+
+/**
+* MAlfExCalendarEngineEventTimer is a pure virtual class that 
+* defines callback function which is called when timer event
+* occurs.
+*/
+class MAlfExCalendarEngineEventTimerObserver
+    {
+public:
+    /**
+     * Called when timer event triggered in 
+     * CAlfExCalendarEngineEventTimer
+     */	
+    virtual void HandleTimerEventL() = 0;
+    };
+
+
+
+
+/**
+* CAlfExCalendarEngine is a class that gives data to be displayed in 
+* alfexcalendar example application.
+*/
+class CAlfExCalendarEngineEventTimer : public CActive
+	{
+public:
+    /* Constructors and destructor. */
+
+    /**
+     * Constructor
+     */	
+    static CAlfExCalendarEngineEventTimer* NewL(MAlfExCalendarEngineEventTimerObserver& aObserver);
+    
+    /**
+     * Constructor
+     */
+    static CAlfExCalendarEngineEventTimer* NewLC(MAlfExCalendarEngineEventTimerObserver& aObserver);
+    
+    /**
+     * Destructor.
+     */
+    virtual ~CAlfExCalendarEngineEventTimer();
+
+public:
+	
+	
+    /* Methods. */
+
+    /** @beginAPI */
+    /**
+     * Starts timer. 
+     * Cancels previous timer if still active. 
+     *
+     * @param aDelay: delay.
+     */
+    void StartTimer( TTimeIntervalMicroSeconds32 aDelay);
+
+    /** @endAPI */
+
+private:
+    /* Constructors. */
+
+    /**
+     * C++ constructor
+     */
+    CAlfExCalendarEngineEventTimer(MAlfExCalendarEngineEventTimerObserver& aObserver);
+	
+    /**
+     * Second-phase constructor. 
+     */
+    void ConstructL();
+
+
+protected:
+    /**
+     * From CActive
+     */
+    virtual void DoCancel();
+
+    /**
+     * From CActive
+     */
+    virtual void RunL();
+	
+    /**
+     * From CActive.
+     * This is called if RunL function leaves. 
+     * Here we can just ignore all the errors and return KErrNone
+     */
+    virtual TInt RunError(TInt aError);
+private:
+    /** 
+     * timer object.
+     */
+    RTimer		iTimer;
+    
+    /**
+     * Observer object
+     */
+    MAlfExCalendarEngineEventTimerObserver& iObserver;
+	};
+
+#endif // __ALFEXCALENDARENGINEEVENTTIMER_H__