listcontainer.h

《基于symbian手机开发与应用》一书的源代码

/*
* ============================================================================
*  Name     : CListContainer from ListContainer.h
*  Part of  : List
*  Created  : 2006-4-15 by LiuLiping
*  Description:
*     Declares container control for application.
*  Version  :
*  Copyright: 
* ============================================================================
*/

#ifndef LISTCONTAINER_H
#define LISTCONTAINER_H

// INCLUDES
#include <coecntrl.h>
#include <aknlists.h>	//CAknColumnListBox
#include <eiklbo.h>		//MEikListBoxObserver
#include <coedef.h>		//TKeyResponse
#include <badesca.h>	//CDesCArrayFlat
   
// FORWARD DECLARATIONS

// CLASS DECLARATION

/**
*  CListContainer  container control class.
*  
*/
class CListContainer : public CCoeControl, MCoeControlObserver, MEikListBoxObserver
    {
    public: // Constructors and destructor
        
        /**
        * EPOC default constructor.
        * @param aRect Frame rectangle for container.
        */
        void ConstructL(const TRect& aRect);

        /**
        * Destructor.
        */
        ~CListContainer();

    public: // New functions
		MDesCArray* GetListDialogItemL();

    private:
		void CreateListBoxL();
		void SetupListIconsL();
		void SetupScrollBarsL();
		void HandleListBoxEventL(CEikListBox* /*aListBox*/, TListBoxEvent /*aEventType*/){};
        TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);


    private: // Functions from base classes

       /**
        * From CoeControl,SizeChanged.
        */
        void SizeChanged();

       /**
        * From CoeControl,CountComponentControls.
        */
        TInt CountComponentControls() const;

       /**
        * From CCoeControl,ComponentControl.
        */
        CCoeControl* ComponentControl(TInt aIndex) const;

       /**
        * From CCoeControl,Draw.
        */
        void Draw(const TRect& aRect) const;

       	
		/**
		* From MCoeControlObserver
		* Acts upon changes in the hosted control's state. 
		*
		* @param	aControl	The control changing its state
		* @param	aEventType	The type of control event 
		*/
        void HandleControlEventL(CCoeControl* aControl,TCoeEvent aEventType);
        
    private: //data
        CAknColumnListBox* iListBox;
		CDesCArrayFlat* iListDialogItemArray;


    };

#endif

// End of File