/*

* Copyright (c) 2008-2009 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:    Base class for publishing all the content

*

*/

#ifndef GLXCONTENTHARVESTERPLUGINBASE_H

#define GLXCONTENTHARVESTERPLUGINBASE_H

//includes

#include <liwcommon.h>

//Forward Declarations

class CLiwGenericParamList;

class CLiwServiceHandler;

class MLiwInterface;

class CGlxContentHarvesterPluginBase;

class CGlxThumbnailContext;

class MGlxMediaList;

class MGlxContentHarvesterPlugin;

class MGlxContentHarvesterPluginEntry : public MLiwNotifyCallback

    {

public:

    /**

     * Virtual destructor

     */

    virtual ~MGlxContentHarvesterPluginEntry() {};

	virtual void ContainerCacheCleanupL(MGlxMediaList* aMediaList)=0;

    virtual void UpdatePreviewThumbnailListL()=0;

    virtual void RemoveContextAndObserver()=0;

    virtual TBool Focused()=0;

    virtual TInt Count()=0;

    };

class CGlxContentHarvesterPluginBase : public CBase, public MGlxContentHarvesterPluginEntry

    {

public: // Constructors and destructor

    /**

     * Default constructor.

     */

    CGlxContentHarvesterPluginBase( );

    /**

       * Perform the second phase construction 

       */     

    void ConstructL(TInt aDefaultIconId );

    /**

     * Destructor.

     */

    virtual ~CGlxContentHarvesterPluginBase();

    TSize GetGridIconSize();

    /* Calculate the Grid Icon Size for Grid Widget. It always calculate

     * size for Landscape orientation. This is done to avoid saving two

     * different thumbnail icons in Thumbnail database.

     */

    void SetGridIconSizeL();

    /**

     * Returns the focus status of this photossuite collection

     */

    TBool Focused();

    /*This returns the bitmap handle used to display the 

     * default thumbnail.

     */

    TInt GetBitmapHandle() const;

    /**

     * Returns if the collection is in focus or not  

     */

    TBool IsFocused() const;

    /**

     * Updates  the focus value of the collection to true or false

     * @param aFoucs :True :  updates the collection is in focus

     *               :False : updates the collection is not in  focus  

     * 

     */

    void SetFocus(TBool aFocus );

    //To check if the matrix menu is in foreground or not

    TBool IsMatrixMenuInForegroundL();

    /* To register for Liw notifications 

     */

    void GetInterfaceForNotificationL();

    void RequestCpsNotificationL(TInt aSuiteItem);

    void SetupPublisherL(TInt aSuiteItem);

    void HandleStateChangeL(TInt aSuiteItem);

    /* Virtual APi which will be implemented in child classes 

     * Basically gives info if the item in suite has gained focus

     * or lost it

     */

    virtual void ActivateL(TBool aOn) = 0;

    /*

     * Creates Medialist based on the plugin id

     */

    /**

     * Method to fill input list for CPS add command

     */

    void FillInputListWithDataL(

            CLiwGenericParamList* aInParamList,

            const TDesC& aPublisherId, const TDesC& aContentType, 

            const TDesC& aContentId, TInt aHandle);

	/* Cleanup medialist cache */

    void ContainerCacheCleanupL(MGlxMediaList* aMediaList);

    /* Set content harvester plugin instance */

    void SetCHPlugin(MGlxContentHarvesterPlugin* aCHplugin);

    /* Get content harvester plugin instance */

    MGlxContentHarvesterPlugin* GetCHPlugin();

private: // data

    /**

     * Instance of CPS interface used for update with CPS.

     */

    TSize iGridIconSize;

    CLiwServiceHandler* iServiceHandler;

    CLiwGenericParamList* iInParamList;

    CLiwGenericParamList* iOutParamList;

    MLiwInterface* iCPSNotificationInterface;

    TGlxSequentialIterator iThumbnailIterator;    

    // Instance of content harvester plugin

    MGlxContentHarvesterPlugin* iCHplugin; 

    //This variable holds the value ,whether the collection is in focus or not

    TBool iIsFocused;

    //This variable is initialised with the default bitmap.

    CFbsBitmap* iBitmap;

    };

#endif /*GLXCONTENTHARVESTERPLUGINBASE_H*/