activeball.h

symbian中活动对象的一个例子

#ifndef ACTIVE_BALL
#define ACTIVE_BALL

#include <e32base.h>
#include <e32std.h>

class CBallAppView;

class CActiveBall:public CActive
{
	public:
		//构造函数
		CActiveBall(CBallAppView* aBallAppView, TInt ax,TInt ay);
		~CActiveBall();

		//启动异步调用代码
		void Start();
		
		//处理一个活动对象完成后请求
		void RunL();

		//取消请求
		void DoCancel();
	
		TPoint& GetPoint();
	private:
		CBallAppView* iBallAppView;
		RTimer iTimer;
		TPoint iPoint;
		int vx;
		int vy;
};

#endif