logexampleview.h

Log Engine的使用

/*
* ============================================================================
*  Name     : CLogExampleView from LogExampleView.h
*  Part of  : LogExample
*  Created  : 26.05.2005 by Forum Nokia
*  Description:
*     Declares view for application.
*  Version  : 1.0
*  Copyright: Nokia Corporation
* ============================================================================
*/

#ifndef __LOGEXAMPLEVIEW_H__
#define __LOGEXAMPLEVIEW_H__

// INCLUDE FILES
#include <aknview.h>


// CONSTANTS
// UID of view
const TUid KViewId = {1};

// FORWARD DECLARATIONS
class CLogExampleContainer;
class CLogExEngine;
class CLogExampleAppUi;
class MEventsObserver;

// CLASS DECLARATION

/**
*  CLogExampleView view class.
* 
*/
class CLogExampleView : public CAknView
    {
public: // Constructors and destructor

    /**
    * Symbian default constructor.
    */
    void ConstructL();

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

public: // New functions

	/**
	* Gets observer
	*/
	MEventsObserver* GetObserver();

	/**
	* Refreshes the events.
	*/	
	void RefreshL();

public: // Functions from base classes
        
	/**
	* From CAknView returns Uid of view
	* @return TUid uid of the view
	*/
    TUid Id() const;

    /**
    * From MEikMenuObserver delegate commands from the menu
    * @param aCommand a command emitted by the menu 
    */
    void HandleCommandL(TInt aCommand);

    /**
    * From CAknView reaction if size change
    */
    void HandleClientRectChange();

	/**
    * From MEikMenuObserver
    */
	void DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane);
	
private:

    /**
    * From CAknView activates the view
    * @param aPrevViewId 
    * @param aCustomMessageId 
    * @param aCustomMessage 
    */
    void DoActivateL(const TVwsViewId& aPrevViewId,TUid aCustomMessageId,
        const TDesC8& aCustomMessage);

    /**
    * From CAknView deactivates the view (free resources)
    */
    void DoDeactivate();
    
    /**
    * Returns appUI:s model
    * @return appUI:s model
    */
    CLogExEngine* Model();
    
    /**
    * Makes the container visible or invisible. Changes the CBA to match the containers visibility.
    * @param aVisible defines whether the container should be visible or not.
    */
    void MakeContainerVisible(TBool& aVisible);

private: // Data members

    CLogExampleContainer* iContainer;
    TInt iCurrentEvents;
    };

#endif

// End of File