emptycontainer.h

Symbian 第三版的一个传统应用程序构架的例子。Container容器为其构架类

#ifndef __EMPTY_CONTAINER_H_
#define __EMPTY_CONTAINER_H_

#include <coecntrl.h>

class CEikLabeL;

const TInt KMaxStringLength = 50;
class CEmptyContainer : public CCoeControl, MCoeControlObserver
	{
	public:
		void ConstructL(const TRect& aRect);
		virtual ~CEmptyContainer();
		 
	private:
		void SizeChanged();
		TInt CountComponentControls() const;
		CCoeControl* ComponentControl(TInt aIndex) const;
		void Draw(const TRect& aRect) const;
		//上边四个函数是必须重写的函数
		void HandleControlEventL(CCoeControl* aControl,TCoeEvent aEventType);
		void GetHelpContext( TCoeHelpContext& aContext ) const;
	private:
		TBuf<100> iHelloText;
		HBufC* iInfoText;
		CEikLabel* iLabel;
	};


class CEmptyContainer2 : public CCoeControl, MCoeControlObserver
	{
	public:
		void ConstructL(const TRect& aRect,CEmptyContainer2* iAppContainer2);
		virtual ~CEmptyContainer2();

	private:
		void SizeChanged();
		TInt CountComponentControls() const;
		CCoeControl* ComponentControl(TInt aIndex) const;
		void Draw(const TRect& aRect) const;
		//上边四个函数是必须重写的函数
		void HandleControlEventL(CCoeControl* aControl,TCoeEvent aEventType);
		void GetHelpContext( TCoeHelpContext& aContext ) const;
	private:
		TBuf<100> iHelloText2;
		HBufC* iInfoText2;
		CEikLabel* iLabel2;
	};

#endif