S60 3rd Edition SDK for Symbian OS Example Applications Guide

BrCtlSampleAppStateChangeObserver.h

/*
* ==============================================================================
*  Name        : BrCtlSampleAppStateChangeObserver.h
*  Part of     : BrCtlSampleApp
*  Interface   : Browser Control API
*  Description : Handle state changed events
*  Version     : 
*
*  Copyright (c) 2005-2006 Nokia Corporation.
*  This material, including documentation and any related 
*  computer programs, is protected by copyright controlled by 
*  Nokia Corporation.
* ==============================================================================
*/


#ifndef BRCTLSAMPLEAPPSTATECHANGEOBSERVER_H
#define BRCTLSAMPLEAPPSTATECHANGEOBSERVER_H

// INCLUDES
#include <BrCtlInterface.h>

// FORWARD DECLARATIONS
class CBrCtlSampleAppContainer;

// CLASS DECLARATION

/** 
* CBrCtlSampleAppStateChangeObserver class.
* This class inherits from the MBrCtlStateChangeObserver interface which is used to 
* receive state-changed events.
*/
class CBrCtlSampleAppStateChangeObserver : public CBase, public MBrCtlStateChangeObserver
    {
    public:  // Constructors and destructor

        /**
        * Two-phased constructor.
        */
        static CBrCtlSampleAppStateChangeObserver* NewL(CBrCtlSampleAppContainer* aContainer);

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

        /**
        * A state change events notification
        * @since 2.8
        * @param aState The state, currently the only state is EStateImageMapView  
        * @param aValue This value will be true if we going to image map view and
        *               it will be false if we are returning from image map view
        * @return void
        */
        void StateChanged(TBrCtlDefs::TBrCtlState aState, TInt aValue);

    private:
            /**
        * By default Symbian 2nd phase constructor is private.
        */
        void ConstructL(CBrCtlSampleAppContainer* aContainer);

    private:   // data
        // Pointer to the container class associated with this observer
        CBrCtlSampleAppContainer* iContainer;
    };

#endif      // BRCTLSAMPLEAPPSTATECHANGEOBSERVER_H
            
// End of File

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© Nokia 2006