/*

* Copyright (c) 2002-2004 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: Implementation for meeting request dialog base

*

*/

#ifndef CMRDIALOGBASE_H

#define CMRDIALOGBASE_H

//  INCLUDES

#include <aknform.h>            // for CAknDialog

#include <e32std.h>

#include <MAgnEntryUI.h>

#include <meetingrequestviewersuires.rsg>

#include <avkon.hrh>

#include "MMRModelInterface.h" //MR model interface

//FORWARD DECLARATIONS

class MAgnEntryUiCallback;

// CLASS DECLARATION

/**

*  Base dialog for all meeting request views

*

*  @since Series S60 3.0

*/

class CMRDialogBase : 	public CAknDialog	

    {

    protected: // Constructors and destructor

        CMRDialogBase( MAgnEntryUiCallback& aHandlerCallback );

        virtual ~CMRDialogBase();

    public: //  new functions

    	/**

    	* Specific dialogs implement their own ExecuteLD

    	*/

    	virtual	TInt ExecuteLD();

    	void SetModel( MMRModelInterface& aMRModel );

    	virtual void RefreshData() = 0;

    protected: // internal API

        /**

        * Template method for subclass-specific handling of

        * setting model.

        */

        virtual void HandleSetModelL();    

        /**

        * Specifies whether given command causes dialog exiting.

        * @param aCommandId command to evaluate

        */

        TBool IsDlgExitingCmd( TInt aCommandId );       

        /**

        * Template method which allows subclasses to handle

        * dialog exiting and instruct whether an exiting action

        * is needed. Note that EEikCmdCanceled (== 0) is used when

        * no exiting action is needed.

        * @param aCommandId command which causes dialog exiting

        * @return exiting action

        */

        virtual TInt HandleDlgExitingL( TInt aCommandId ) = 0;

    protected: // from CAknDialog

        void ProcessCommandL( TInt aCommandId );    	

        TBool OkToExitL( TInt aButtonId );

    protected: //data

        // not own

		MMRModelInterface* iMRModel;

		MAgnEntryUiCallback& iHandlerCallback;

    };

#endif      // CMRDIALOGBASE_H

// End of File