ballappview.h

symbian中活动对象的一个例子

/* Copyright (c) 2008, Nokia. All rights reserved */

#ifndef __BALL_APPVIEW_H__
#define __BALL_APPVIEW_H__


#include <coecntrl.h>

#include "ActiveBall.h"
#include "GULICON.H"
/*! 
  @class CBallAppView
  
  @discussion An instance of this class is the Application View object
  for the Ball example application
  */
class CActiveBall;

class CBallAppView : public CCoeControl
    {
public:

/*!
  @function NewL
   
  @discussion Create a CBallAppView object, which will draw itself to aRect
  @param aRect The rectangle this view will be drawn to
  @result A pointer to the created instance of CBallAppView
  */
    static CBallAppView* NewL(const TRect& aRect);

/*!
  @function NewLC
   
  @discussion Create a CBallAppView object, which will draw itself to aRect
  @param aRect The rectangle this view will be drawn to
  @result A pointer to the created instance of CBallAppView
  */
    static CBallAppView* NewLC(const TRect& aRect);


/*!
  @function ~CBallAppView
  
  @discussion Destroy the object
  */
    ~CBallAppView();


public:  // from CCoeControl
/*!
  @function Draw
  
  @discussion Draw this CBallAppView to the screen
  @param aRect The rectangle of this view that needs updating
  */
    void Draw(const TRect& aRect) const;
  

private:
	CActiveBall* iActive;
	CGulIcon*  iBall;
	
/*!
  @function ConstructL
  
  @discussion  Perform the second phase construction of a CBallAppView object
  @param aRect The rectangle this view will be drawn to
  */
    void ConstructL(const TRect& aRect);

/*!
  @function CBallAppView
  
  @discussion Perform the first phase of two phase construction 
  */
    CBallAppView();
    };


#endif // __BALL_APPVIEW_H__