/* Copyright (c) 2003, Nokia. All rights reserved */


#ifndef __CSMSAPPUI_H__
#define __CSMSAPPUI_H__

// INCLUDES
#include <eikapp.h>
#include <eikdoc.h>
#include <e32std.h>
#include <coeccntx.h>
#include <aknappui.h>
#include <eikdialg.h>
#include <txtrich.h>
#include <msvstd.h>

// FORWARD DECLARATIONS
class CSmsDialog;
class CSmsHandler;

// CLASS DECLARATION
/**
* CSmsAppUi application UI class.
* Interacts with the user through the UI and request message processing
* from the handler class
*/
class CSmsAppUi : public CAknAppUi
    {
    public: // Constructors and destructor

        /**
        * CSmsAppUi.
        * C++ default constructor. This needs to be public due to
        * the way the framework constructs the AppUi
        */
        CSmsAppUi();

        /**
        * ~CSmsAppUi.
        * Destructor.
        */
        virtual ~CSmsAppUi();

    public: // New functions

        /**
        * MessageReceived.
        * Called by the handler to indicate that a unread message exists.
        */
        void MessageReceived();

        /**
        * NoMoreUnread.
        * Called by the handler to indicate that no more unread messages exist.
        */
        void NoMoreUnread();

        /**
        * ServerDown.
        * Notificate that MSV server session has been closed.
        * @param aReason error number
        */
        void ServerDown( TInt aReason );

    private: // Constructors

        /**
        * ConstructL.
        * 2nd phase constructor.
        */
        void ConstructL();

    private: // Functions from base classes

        /**
        * From CEikAppUi, HandleCommandL.
        * Takes care of command handling.
        * @param aCommand Command to be handled
        */
        void HandleCommandL( TInt aCommand );

        /**
        * From CEikAppUi, HandleKeyEventL.
        * Handles key events.
        * @param aKeyEvent Event to handle.
        * @param aType Type of the key event.
        * @return Response code (EKeyWasConsumed, EKeyWasNotConsumed).
        */
        TKeyResponse HandleKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType );

        /**
        * From MEikMenuObserver, DynInitMenuPaneL.
        * Called by the framework before the menu pane is displayed.
        * @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 );

    private: // Enumeration

        /**
        * TUiState, UI state enumeration.
        */
        enum TUiState
            {
            EWrite = 1,
            EMsgSent
            };

    private: // Data

        /**
        * iUiState, UI state.
        */
        TUiState iUiState;

        /**
        * iReceivedMessage, indicates if a unread message exist.
        */
        TBool iReceivedMessage;

        /**
        * iSendDialog, dialog class.
        * Owned by CSmsAppUi object.
        */
        CSmsDialog* iSendDialog;

        /**
        * iSmsHandler, handler class.
        * Owned by CSmsAppUi object.
        */
        CSmsHandler* iSmsHandler;
    };

#endif // __CSMSAPPUI_H__

// End of File