exerciseevent.h

symbian手机开发程序

#ifndef EXERCISEEVENT_H_
#define EXERCISEEVENT_H_
#include<e32base.h>
class MEventObserver
	{
public:
	virtual void UpdateEvent(const TDesC& aText) = 0;
	};

class CExerciseEvent:public CActive
	{
public:
	CExerciseEvent(MEventObserver& aObserver);
	~CExerciseEvent();
	static CExerciseEvent* NewL(MEventObserver& aObserver);
	static CExerciseEvent* NewLC(MEventObserver& aObserver);	
	void Start();
	void RunL();
	void DoCancel();
private:
	void ConstructL();
private:
	RTimer iTimer;//Asynchronous timer services
	TTime iTime;//Stores and manipulates the date and time.
	TBool iStop;
	MEventObserver& iObserver;
	};
#endif /*EXERCISEEVENT_H_*/