btobjectexchangeappui.h

This C++ code example provides a method for transferring objects or chunks of data from one device

/* Copyright (c) 2004, Nokia. All rights reserved */


#ifndef __BTOBJECTEXCHANGE_APPUI_H__
#define __BTOBJECTEXCHANGE_APPUI_H__

// INCLUDES
#include <aknappui.h>

// FORWARD DECLARATIONS
class CBTObjectExchangeAppView;
class CObjectExchangeClient;
class CObjectExchangeServer;
class CDocumentHandler;
#ifdef __SERIES60_3X__
class CSendUi;
#else
class CSendAppUi;
#endif

//CONSTANTS
_LIT(KTitle, "BT OBEX Example");
_LIT(KCanceled,"Canceled");
_LIT(KSenduiError,"Send UI error ");
_LIT(KSenduiOk,"Sent via Send UI");

/**
* CBTObjectExchangeAppUi
* An instance of class CBTObjectExchangeAppUi is the UserInterface part
* of the AVKON application framework for the BTObjectExchange
* example application.
*/
class CBTObjectExchangeAppUi : public CAknAppUi
    {
    public: // Constructors and destructor

        /**
        * ConstructL()
        * Perform the second phase construction of a
        * CBTObjectExchangeAppUi object. This needs to be public
        * due to the way the framework constructs the AppUi
        */
        void ConstructL();

        /**
        * CBTObjectExchangeAppUi()
        * Perform the first phase of two phase construction. This needs to be
        * public due to the way the framework constructs the AppUi
        */
        CBTObjectExchangeAppUi();

        /**
        * ~CBTObjectExchangeAppUi()
        * Destroy the object and release all memory objects
        */
        virtual ~CBTObjectExchangeAppUi();

    public: // from CEikAppUi

        /**
        * DynInitMenuPaneL()
        * Determine which operations are available and set menu accordingly
        * @param aResourceId resource ID of the menu pane to be initialised
        * @param aMenuPane the in-memory representation of the menu pane
        */
        void DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane );

        /**
        * HandleCommandL()
        * Handle user menu selections
        * @param aCommand the enumerated code for the option selected
        */
        void HandleCommandL( TInt aCommand );

        /**
        * HandleResourceChangeL
        * Handles scalable ui
        * @param aType the resource change type
        */
        void HandleResourceChangeL(TInt aType);

    public:
        /**
        * AskFileL()
        * Asks for a file name
        * @param aFileName the given file name
        * @return true if user gave a file name, false if canceled
        */
        TBool AskFileL(TFileName& aFileName);

        /**
        * ShowMessageL()
        * Shows a message in a dialog
        * @param aMsg the message to show
        */
        void ShowMessageL( const TDesC& aMsg );

        /**
        * HandleJoystickPressL()
        * Called from view when joystick is pressed. The line of text
        * in the listbox is given here.
        * @param aLine the line of text
        * @return true if the line contained a file name
        **/
        TBool HandleJoystickPressL(TDesC& aLine);

        /**
        * TurnBtOnL()
        * Asks the user to turn on BT if it is off.
        */
        void TurnBtOnL();
        
        /**
        * Asks for a file (in 2nd and 3rd edition) and sends it via
        * selected bearer using Send UI API. In 1st edition the 
        * file selection dialogs are not working so the file is hardcoded.
        *
        * The aCommand is the selected command id 
        * (selected bearer from the Send cascade menu). Needed in 1st/2nd edition
        * when calling CSendAppUi::CreateAndSendMessageL 
        */ 
        void SendFileViaSendUiL(TInt aCommand);

    private:    // data

        /**
        * iAppView the application view
        * Owned by CBTObjectExchangeAppUi
        */
        CBTObjectExchangeAppView* iAppView;

        /**
        * iClient the client owned by this user interface
        * Owned by CBTObjectExchangeAppUi
        */
        CObjectExchangeClient* iClient;

        /**
        * iServer the server owned by this user interface
        * Owned by CBTObjectExchangeAppUi
        */
        CObjectExchangeServer* iServer;

        /**
        * iBtAvailable, ETrue if an SDP session can be opened, EFalse otherwise.
        */
        TBool iBtAvailable;

        /**
        *iDocHandler, Document Handler object used for file launching
        */
        CDocumentHandler* iDocHandler;

        //Introduce the Send UI object
        #ifdef __SERIES60_3X__ 
        CSendUi* iSendUi;
        #else
        CSendAppUi* iSendUi;
        #endif
    };

#endif // __BTOBJECTEXCHANGE_APPUI_H__

// End of File