/*

* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* Declares SCR subsession implementation classes on the server side.

*

*/

/**

 @file

 @internalComponent

 @released

*/

#ifndef SCRSUBSESSION_H

#define SCRSUBSESSION_H

#include "scrserver.h"

#include "usifcommon.h"

#include "appregentries.h"

#include "appreginfo.h"

#include "appregentries.h"

namespace Usif

	{

	// forward declarations

	class CStatement;

	class CComponentEntry;

	class CComponentFilter;

	class CAppInfoFilter;

	class CScrSubsession : public CScsSubsession

	/**

		Base SCR Subsession. Owns handle to an existing database session.

	 */

		{

	public:

		virtual ~CScrSubsession();

	protected:

		CScrSubsession(CScrSession &aSession);

		void ConstructL();

	public:

		CStatement *iStatement;

		// Pointer to the server object. Owned by the session object. 

		// Do NOT delete. Added to make the code cleaner and more consistent.

		CScrServer *iServer; 

		// Pointer to the session object. The owner session passes its own pointer. 

		// Do NOT delete. Added to make the code cleaner and more consistent.

		CScrSession *iSession;

		};

	class CCompViewSubsessionContext : public CBase

		{

	friend class CScrRequestImpl;

	friend class CComponentViewSubsession;

	public:

		~CCompViewSubsessionContext();

	private:

		TInt iLastSoftwareTypeId;

		HBufC* iLastSoftwareTypeName;

		RArray<TComponentId> iComponentFilterSuperset; ///< A helper array for the component filter. The filter conditions are split into two, and this variable is used for maintaing all components matching the first set of conditions.

		TBool iFilterSupersetInUse; ///< Specifies whether the filter superset array should be used when iterating over the filter query.		

		};

	class CComponentViewSubsession : public CScrSubsession

	/**

		This object is created for each component view subsession opened by the SCR client.

		Handles component view creation by using a provided filter and returns the row(s) of the view.

	 */

		{

	public:

		static CComponentViewSubsession* NewL(CScrSession& aSession);

		~CComponentViewSubsession();

		// Implement CScsSession

		TBool DoServiceL(TInt aFunction, const RMessage2& aMessage);

	private:

		CComponentViewSubsession(CScrSession& aSession);

		void ConstructL();

	private:

		CComponentFilter* iFilter;

		CComponentEntry *iComponentEntry;

		RPointerArray<CComponentEntry> iComponentEntryList;

		CCompViewSubsessionContext* iSubsessionContext;

		};	

	class CFileListSubsession : public CScrSubsession

	/**

		This object is created for each file list subsession opened by the SCR client

		to retrieve the list of files owned by a given component.

	 */

		{

	public:

		static CFileListSubsession* NewL(CScrSession& aSession);

		~CFileListSubsession();

		// Implement CScsSession

		TBool DoServiceL(TInt aFunction, const RMessage2& aMessage);

	private:

		CFileListSubsession(CScrSession& aSession);

	private:

		HBufC *iFilePath;

		RPointerArray<HBufC> iFileList;

		};	

    struct TAppUidWithLocaleInfo

         {

         TUid iAppUid;

         TLanguage iLocale;

         };

	class CAppInfoViewSubsessionContext : public CBase

	    {

	    friend class CScrRequestImpl;

	    friend class CAppInfoViewSubsession;

	    public:

	        ~CAppInfoViewSubsessionContext();

	    private:

	        TInt iAppInfoIndex;	     

	        TLanguage iLocale;

	        TInt iScreenMode;

	        RArray<TAppUidWithLocaleInfo> iApps;

	    };

	class CAppInfoViewSubsession : public CScrSubsession

	    /**

	        This object is created for each AppInfo view subsession opened by the SCR client.

	        Handles component view creation by using a provided filter.

	     */

	        {

	    public:

	        static CAppInfoViewSubsession* NewL(CScrSession& aSession);

	        ~CAppInfoViewSubsession();

	        TBool DoServiceL(TInt aFunction, const RMessage2& aMessage);

	    private:

	        CAppInfoViewSubsession(CScrSession& aSession);

	        void ConstructL();

	    private:

	        CAppInfoFilter* iAppInfoFilter;

	        TAppRegInfo* iApaAppInfo;

	        CAppInfoViewSubsessionContext* iSubsessionContext;

	        };

	class CRegInfoForApplicationSubsessionContext : public CBase

	            {

	            friend class CScrRequestImpl;

	            friend class CRegInfoForApplicationSubsession;

	            public:

	                ~CRegInfoForApplicationSubsessionContext();

	            private:

	                RPointerArray<Usif::CAppViewData> iViewInfoArray; //Application's view data information

	                RArray<TUid> iServiceUidList;

	                TLanguage iAppLanguageForCurrentLocale;

	                RPointerArray<HBufC> iAppOwnedFiles;

	            };

	class CRegInfoForApplicationSubsession : public CScrSubsession

	    /**

	        This object is created for an App Uid subsession opened by the SCR client

	        to retrieve the App info.

	     */

	    {

	    public:

	        static CRegInfoForApplicationSubsession* NewL(CScrSession& aSession);

	        ~CRegInfoForApplicationSubsession();

	        // Implement CScsSession

	        TBool DoServiceL(TInt aFunction, const RMessage2& aMessage);

	    private:

	        CRegInfoForApplicationSubsession(CScrSession& aSession);

	        void ConstructL();       

	    private:

	        TUid iAppUid;

	        CRegInfoForApplicationSubsessionContext *iSubsessionContext;

	        };  

	   class CApplicationRegInfoSubsessionContext : public CBase

	       {

	       friend class CScrRequestImpl;

	       friend class CApplicationRegInfoSubsession;

	   public:

	       ~CApplicationRegInfoSubsessionContext();

	       private:

	       RPointerArray<Usif::CServiceInfo> iServiceInfoArray; //Application's service info details

	       CAppServiceInfoFilter* iAppServiceInfoFilter;

	       };

	   class CApplicationRegInfoSubsession : public CScrSubsession

        /**

            This object is created for an App Uid subsession opened by the SCR client

            to retrieve the App info.

         */

	    {

        public:

            static CApplicationRegInfoSubsession* NewL(CScrSession& aSession);

            ~CApplicationRegInfoSubsession();

	        // Implement CScsSession

	        TBool DoServiceL(TInt aFunction, const RMessage2& aMessage);

        private:

            void ConstructL();

	    private:

	        CApplicationRegInfoSubsession(CScrSession& aSession);	            

	        CApplicationRegInfoSubsessionContext *iSubsessionContext;

	    };  

	class CAppRegistrySubsessionContext : public CBase

	        {

	        friend class CScrRequestImpl;

	        friend class CAppRegistrySubsession;

	        public:

	            ~CAppRegistrySubsessionContext();

	        private:

	            TLanguage iLanguage;

	            TInt iAppRegIndex;       

	            RArray<TUid> iAppUids;       //array of all the App Uid's      

	        };

    class CAppRegistrySubsession : public CScrSubsession

	    /**

	       This object is created for an Application registration subsession 

	       opened by the SCR client to retrieve the Application registration info.

	    */

	    {

	    public:

	        static CAppRegistrySubsession* NewL(CScrSession& aSession);

	        ~CAppRegistrySubsession();

	        // Implement CScsSession

	        TBool DoServiceL(TInt aFunction, const RMessage2& aMessage);

	    private:

	        CAppRegistrySubsession(CScrSession& aSession); 

	        void ConstructL();	   

	        CApplicationRegistrationData* iApplicationRegistrationInfo;

	        CAppRegistrySubsessionContext* iSubsessionContext;

	     };

	}// End of namespace Usif

#endif /* SCRSUBSESSION_H */