helpfulform.h

应用于S60平台的示例程序

/*
* ==============================================================================
*  Name        : helpfulform.h
*  Part of     : Help example
*  Interface   :
*  Description :
*  Version     :
*
*  Copyright (c) 2004 - 2006 Nokia Corporation.
*  This material, including documentation and any related
*  computer programs, is protected by copyright controlled by
*  Nokia Corporation.
* ==============================================================================
*/

#ifndef __HELPFULFORM_H__
#define __HELPFULFORM_H__

// INCLUDES
#include <AknForm.h>

/**
*  CHelpfulForm
*  CHelpfulForm implements context sensitive help for
*  itself and the controls it contains
*/
class CHelpfulForm : public CAknForm
    {
        public: // Constructors and Destructors.

            /**
            * NewL()
            * Construct a CHelpfulForm for the AVKON application 
            * using two phase construction, and return a pointer to 
            * the created object
            * @param aMenuResource Resource of menu to be added to form menu 
            * (with Help option)
            * @return A pointer to the created instance of CHelpfulForm
            */
            static CHelpfulForm* NewL( TInt aMenuResource );

            /**
            * NewLC()
            * Construct a CHelpfulForm for the AVKON application 
            * using two phase construction, and return a pointer to 
            * the created object
            * @param aMenuResource Resource of menu to be added to form 
            * menu (with Help option)
            * @return A pointer to the created instance of CHelpfulForm
            */
            static CHelpfulForm* NewLC( TInt aMenuResource );

        public: // from AknForm
            /**
            *  ProcessCommandL()
            *  Handle user menu commands
            *  @param aCommandId The command identifier to process
            */    
            void ProcessCommandL( TInt aCommandId );

            /**
            *  GetHelpContext()
            *  Identify the help context so that the framework can look up
            *  the corresponding help topic
            *  @param aContext Returns the help context
            */    
            void GetHelpContext( TCoeHelpContext& aContext ) const;

            /**
            *  DynInitMenuPaneL()
            *  Remove the unused default form options
            *  @param aResourceId The id of the menu pane
            *  @param aMenuPane The menu pane itself
            */    
            void DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane );


        private:    // Constructor

            /**
            *  ConstructL()
            *  Perform the second phase construction of a CHelpfulForm object
            *  @param aMenuResource The menu resource to be used for the form
            */
            void ConstructL( TInt aMenuResource );

    };

#endif // __HELPFULFORM_H__

// End of File