/*

* Copyright (c) 2009 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:  ESMR viewer dialog

*

*/

#ifndef CESMRVIEWERDIALOG_H

#define CESMRVIEWERDIALOG_H

#include <AknDialog.h>

#include <akntoolbarobserver.h>

#include <AknServerApp.h>

#include "mesmruibase.h"

#include "mesmrresponseobserver.h"

#include "resmrstatic.h"

#include "mesmrfieldeventobserver.h"

#include "mesmrnaviarroweventobserver.h"

#include "cesmrfieldbuilderinterface.h"

class MESMRFieldStorage;

class MESMRCalEntry;

class CESMRView;

class MAgnEntryUiCallback;

class CESMRPolicy;

class CESMRSendUI;

class CCEUIPolicyResolver;

class CESMRPolicyManager;

class CESMRLocationPluginHandler;

class CESMRFeatureSettings;

class CMRToolbar;

class TDataType;

class MMRInfoProvider;

class MMRFocusStrategy;

class CESMRTitlePaneHandler;

/**

 *  CESMRViewerDialog implements the viewer dialog for meeting requests.

 *

 *  @see mesmruibase.h, mesmruifactory.h

 *  @lib esmrgui.lib

 */

NONSHARABLE_CLASS( CESMRViewerDialog ):

         public CAknDialog,

         public MESMRUiBase,

         public MESMRResponseObserver,

         public MESMRFieldEventObserver,

         public MAknToolbarObserver,

         public MESMRNaviArrowEventObserver

    {

public:

    /**

     * Two-phased constructor.

     *

     * @param aInfoProvider Reference to MR / entry info provider.

     * @param aCallback Callback interface for AgnEntryUI

     * @return Pointer to created and initialized esmr editor dialog.

     */

     IMPORT_C static CESMRViewerDialog* NewL(

             MMRInfoProvider& aInfoProvider,

             MAgnEntryUiCallback& aCallback );

    /*

     * Destructor.

     */

    ~CESMRViewerDialog();

public: // From CAknDialog

    SEikControlInfo CreateCustomControlL( TInt aType );

    TKeyResponse OfferKeyEventL(const TKeyEvent& aEvent, TEventCode aType);

    TBool OkToExitL (TInt aButtonId);

    void ProcessCommandL( TInt aCommand );

    void DynInitMenuPaneL(

            TInt aResourceId,

            CEikMenuPane* aMenuPane );

    void ActivateL();

    void PreLayoutDynInitL();

public: // From MESUIBase

    TInt ExecuteViewLD();

public: // From MESMRResponseObserver

    TBool Response( TInt aCommand );

    void ExitDialog();

    void ChangeReadyResponseL();

public: // From MAknToolbarObserver

    void DynInitToolbarL ( TInt aResourceId, CAknToolbar* aToolbar );

    void OfferToolbarEventL ( TInt aCommand );

protected: // MESMRFieldEventObserver

    void HandleFieldEventL( const MESMRFieldEvent& aEvent );

public: // From MESMRNaviArrowEventObserver

    void HandleNaviArrowEventL( const TInt aCommand );

private: // Implementation

    void DoProcessCommandL( TInt aCommand );

    CESMRViewerDialog(

            MMRInfoProvider& aInfoProvider,

            MAgnEntryUiCallback& aCallback );

    void ConstructL();

    void OpenInDayModeL();

    void CommandTailL(HBufC16*& aTailBuffer);

    TBool HandleCommandForEventL( TInt aCommand );

    void SendCalendarEntryL(TInt aCommandId);

    void TryInsertSendMenuL(CEikMenuPane* aMenuPane);

    void HandleEmailSubmenuL(

            TInt aResourceId,

            CEikMenuPane* aMenuPane );

    void HandlePolicyMenuL(

            TInt aResourceId,

            CEikMenuPane* aMenuPane );

    void HandleDynamicMenuItemsL(

            TInt aResourceId,

            CEikMenuPane* aMenuPane );

    TBool SupportsMailBoxCapabilityL( 

            MESMRBuilderExtension::TMRCFSMailBoxCapability aCapa );

    TBool HandleMRExitL(

            TInt aCommand  );

    void HandleForwardMenuL(

            TInt aResourceId,

            CEikMenuPane* aMenuPane );

    CESMRLocationPluginHandler& LocationPluginHandlerL();

    void SetDefaultMiddleSoftKeyL();

    TInt TryToSaveAttachmentL();

    void SetContextMenu();

    void ShowContextMenuL();

    TBool UserWantToHandleAttachmentsL();

    void InitLocationMenuL(

            CEikMenuPane* aMenuPane );

    void ConstructToolbarL();

    void ProcessCommandEventL( const MESMRFieldEvent& aEvent );

    void ProcessFieldEventL( const MESMRFieldEvent& aEvent );

private: // Data

     /// Ref: The only control in this dialog. Fwk deletes.

    CESMRView* iView;

    /// Ref: Agn Entry UI callback interface

    MAgnEntryUiCallback& iCallback;

    /// Own: Calendar Global data

    CESMRSendUI* iESMRSendUI;

    /// Own: Flag for marking exit

    TBool iExitTriggered;

    /// Own: Static TLS data handler

    RESMRStatic iESMRStatic;

    // Own: Location plugin handler.

    CESMRLocationPluginHandler* iLocationPluginHandler;

    // Own: Feature settings.

    CESMRFeatureSettings* iFeatures;

    /// Own: Toolbar

    CMRToolbar* iToolbar;

    /// Ref: Reference to mrinfo provider

    MMRInfoProvider& iInfoProvider;

    /// Own: Context menu resource ID.

    TInt iContextMenuResourceId;

    /// Own: Focus strategy of the viewer

    MMRFocusStrategy* iFocusStrategy;

    /// Own: Titlepane handler

    CESMRTitlePaneHandler* iTitlePane;

    };

#endif // CESMRVIEWERDIALOG_H