/*

* 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:   Base class for meeting request models

*

*/

#ifndef CMRMODELBASE_H

#define CMRMODELBASE_H

//  INCLUDES

#include <e32base.h>

#include "MMRModelInterface.h"

#include <MAgnEntryUi.h>

// FORWARD INCLUDES

class CCalEntry;

class CMRMailboxUtils;

class CMRUtilsInternal;

class CMRProcessor;

/**

*  Base class for meeting request models

*  ?other_description_lines

*

*  @since Series S60 3.0

*/

class CMRModelBase : public CBase,

					 public MMRModelInterface

    {

    public:  // Constructors and destructor

        /**

        * Destructor.

        */

        virtual ~CMRModelBase();

    protected: // protected construction

        /**

        * C++ default constructor.

        */

        CMRModelBase( CMRMailboxUtils& aMailboxMRUtils,

                      CMRUtilsInternal& aMRUtils,

                      const MAgnEntryUi::TAgnEntryUiInParams& aInParams );

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL( RPointerArray<CCalEntry>& aEntries );

    public: // Functions from MMRModelInterface

		CCalEntry* CombinedEntry();

		void RefreshViewableEntryL();

		CCalEntry::TMethod MethodL();

		TClosingStatus ClosingStatusL(){return ENone;};

		MMRDataFillerInterface* DataFillerL(CRichBio* /*aRichBio*/){return NULL;};

        MMRInfoPopup* CreateInfoPopupL();

		TBool IsCmdAvailable( TInt aCommandId );				

		HBufC* MailboxOpeningNoteL();

    	TEditingMode EditingMode() const;

    	void SetEditingModeL( TEditingMode aEditMode );

		void SetEntryEdited();

		TBool IsEntryEdited();

		TBool MailHeadersAvailable();

		HBufC* MailHeaderFromFieldLC();

		HBufC* MailHeaderSubjectFieldLC();

    protected: // New functions

        /**

        * Subclasses should implement this L-method for checking if

        * command is available or not, and call base class version for

        * commands that are common to all subclasses.

        * @param aCommandId

        * @return ETrue if command is available

        */

        virtual TBool IsCmdAvailableL( TInt aCommandId );

		TBool CanDisableAlarmL();

		TBool CanShowAttachmentsL();

		TBool CanShowInfoL();

		TBool CanRetrieveL();

		TBool CanSaveFromFileL();

        /**

        * Helper method for checking whether sender of the e-mail equals

        * to the meeting organizer. This method may only be used if calling

        * application is e-mail.

        * @return ETrue if sender is organizer

        */

        TBool IsSenderOrganizerL();

        /**

        * Helper method that tells for whether they entries are usable, i.e.

        * not outdated, obsolete or otherwise bad. Cancellation status checking

        * can be turned off.

        * @param aEntry entry to evaluate

        * @param aAllowCancelled set to ETrue if want to allow cancelled entries

        * @return ETrue if entry is usable

        */

        TBool IsEntryUsableL( const CCalEntry& aEntry,

                              TBool aAllowCancelled = EFalse );

        /**

        * Does entry contain the data needed to send it, and is it valid?

        * @param aEntry        

        * @return ETrue if can be sent

        */

        TBool IsSendableL( const CCalEntry& aEntry );

    protected:  // Data

		//entry ui params

		MAgnEntryUi::TAgnEntryUiInParams iInParams;

		// has this entry been edited while the MR Viewer has been running

		TBool iIsEntryEdited;

		// MR utils

		CMRUtilsInternal& iMRUtils;

		CMRMailboxUtils& iMRMailboxUtils;

		// own

        CMRProcessor* iMRProcessor;

    };

#endif      // CMRMODELBASE_H

// End of File