/*

* Copyright (c) 2008 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:  Encapsulates hsps liw service

*

*/

#ifndef C_CHSPSWRAPPER_H

#define C_CHSPSWRAPPER_H

#include <e32base.h>

#include <liwcommon.h>      // for MLiwNotifyCallback

class CLiwServiceHandler;

class MLiwInterface;

class CLiwCriteriaItem;

class CLiwMap;

class CLiwList;

class MDesC8Array;

class CLiwDefaultMap;

class CLiwDefaultList;

class MLiwNotifyCallback;

class CLiwGenericParamList;

class CRepository;

namespace hspswrapper{

class CHspsConfiguration;

class CItemMap;

class CPluginInfo;

class CAddPluginResult;

class CPropertyMap;

/**

 *  Observer class for hspswrapper

 *

 *  @code

 *   

 *  @endcode

 *

 *  @lib hspswrapper.lib

 *  @since S60 v5.0

 */

class MHspsWrapperObserver

    {

public:

    /**

     * Handle HSPS wrappper notifications 

     *

     * @param aEvent Event

     * @param aAppConfUid App configuration uid

     * @param aPluginName Plugin name

     * @param aOrigUid Originator uid

     * @param aPluginUid Plugin uid

     * @param aPluginId Plugin id

     */

    virtual TInt HandleNotifyL( const TDesC8& aEvent,

                                const TDesC8& aAppConfUid,

                                const TDesC8& aPluginName,

                                const TDesC8& aOrigUid,

                                const TDesC8& aPluginUid,

                                const TDesC8& aPluginId ) = 0;                                  

protected:

    /**

    * Destructor. Protected to prevent deletion through this interface.

    */

    ~MHspsWrapperObserver() { }

    };

/**

 *  Return value from add plugin

 *

 *  @code

 *   

 *  @endcode

 *

 *  @lib hspswrapper.lib

 *  @since S60 v5.0

 */

class CAddPluginResult: public CBase

    {

public:

    IMPORT_C static CAddPluginResult* NewL();

    IMPORT_C ~CAddPluginResult();

    /**

     * Set plugin id

     *

     * @param aPluginId Plugin id

     */

    IMPORT_C void SetPluginIdL(const TDesC8& aPluginId);

    /**

     * Get plugin id

     *

     * @return Plugin id or KNullDesC8

     */

    IMPORT_C const TDesC8& PluginId()const;

    /**

     * Set operation status

     *

     * @param aStatus Operation status

     */

    IMPORT_C void SetStatus(TInt aStatus);

    /**

     * Get operation status

     *

     * @return KErrNotFound, if operation fails

     */

    IMPORT_C TInt Status()const;

private:

    CAddPluginResult();

private:

    /**

     * Status of operation. KErrNotFound, if operation fails

     */

    TInt    iStatus;

    /**

     * Own. Id of the added plugin in the configuration

     */

    HBufC8* iPluginId;    

    };

/**

 *  Wrapper for hsps liw service

 *  

 *

 *  @code

 *   

 *  @endcode

 *

 *  @lib hspswrapper.lib

 *  @since S60 v5.0

 */

class CHspsWrapper : public CBase, public MLiwNotifyCallback

    {

public:

    /**

     * Two-phased constructor.

     * @param aAppUid Application uid in integer format

     * @param aObserver Observer

     */

    IMPORT_C static CHspsWrapper* NewL(const TDesC8& aAppUid,

                                       MHspsWrapperObserver* aObserver = NULL);

    /**

     * Two-phased constructor.

     * @param aAppUid Application uid in integer format

     * @param aObserver Observer

     */

    IMPORT_C static CHspsWrapper* NewLC(const TDesC8& aAppUid,

                                        MHspsWrapperObserver* aObserver = NULL);

    /**

    * Destructor.

    */

    IMPORT_C virtual ~CHspsWrapper();

    /**

     * Fetch active application configuration from hsps and

     * creates CHspsConfiguration out of liw message

     *

     * @return Configuration. Caller has ownership.

     */

    IMPORT_C CHspsConfiguration* GetAppConfigurationL();

    /**

     * Fetch root configurations from hsps. On return aConfs holds 

     * configuration info instancies. Caller takes ownership of 

     * configuration info instancies.

     *

     * @param aPlugins Array to hold configuration info instancies

      */

    IMPORT_C void GetAppConfigurationsL( RPointerArray<CPluginInfo>& aPlugins );

    /**

      * Sets root configuration to active. 

      *

      * @param aConfigurationUid Configuration uid to be activated

      * @return Operation status. KErrNone (success), KErrNotFound

      */

    IMPORT_C TInt SetAppConfigurationL(const TDesC8& aConfigurationUid );    

    /**

     * Fetch plugin configuration from hsps and

     * creates CHspsConfiguration out of liw message

     *

     * @param aPluginId Id of plugin configuration

     * @return Configuration. Caller has ownership.

     */

    IMPORT_C CHspsConfiguration* GetPluginConfigurationL(const TDesC8& aPluginId);

    /**

     * Fetch plugins from hsps. On return aPlugins holds plugin info

     * instancies. Caller takes ownership of plugin info instancies.

     *

     * @param aPlugins Array to hold plugin info instancies

     * @param aPluginInterface Plugin interface id

     * @param aPluginType view, widget or template

      */

    IMPORT_C void GetPluginsL(   RPointerArray<CPluginInfo>& aPlugins,

                        const TDesC8& aPluginInterface,

                        const TDesC8& aPluginType);

    /**

     * Add plugin to hsps. 

     *

     * @param aTargetConfiguration Id of configuration where the new plugin is attached

     * @param aPluginUid Plugin uid which is added

     * @param aPos Position in configuration's plugin list

     */

    IMPORT_C CAddPluginResult* AddPluginL(const TDesC8& aTargetConfiguration, const TDesC8& aPluginUid);

    /**

     * Remove plugin from the active configuration. 

     *

     * @param aPluginId Plugin id to be removed

     * @return Operation status. KErrNone (success), KErrNotFound

     */

    IMPORT_C TInt RemovePluginL(const TDesC8& aPluginId);

    /**

     * Sets plugin active. 

     *

     * @param aPluginId Plugin id to be activated

     * @return Operation status. KErrNone (success), KErrNotFound

     */

    IMPORT_C TInt SetActivePluginL(const TDesC8& aPluginId);     

     /**

       * Activates another application configuration.       

       *

       * @return Operation status. KErrNone (success), KErrNotFound

       */

    IMPORT_C TInt RestoreDefaultConfL();      

    /**

      * Restores plug-in configurations from eMMC, UDA and ROM drives.       

      *

      * @return Operation status. KErrNone (success), KErrNotFound

      */

    IMPORT_C TInt RestoreAllConfL();

    /**

      * Restores plug-in configurations from ROM only. To be used if content

      * in UDA and eMMC drives is causing panics.

      *

      * @return Operation status. KErrNone (success), KErrNotFound

      */

    IMPORT_C TInt RestoreRomConfL();

     /**

      * Restores active application configuration by removing all extra views,

      * all plug-ins will be removed also.     

      *

      * @return Operation status. KErrNone (success), KErrNotFound

      */

    IMPORT_C TInt RestoreViewsL();

    /**

     * Replace plugin in the active configuration.

     *

     * @param aPluginId Plugin id to be replaced

     * @param aConfUid Configuration uid of the new plugin

     * @return Operation status. KErrNone (success), KErrNotFound

     */  	   

    IMPORT_C TInt ReplacePluginL(

            const TDesC8& aPluginId,

            const TDesC8& aConfUid );

    /**

     * Move plugin inside configuration. 

     *

     * @param aConfId Configuration

     * @param aPluginIds List of plugins included in the configuration in new order

     * @return Operation status. KErrNone (success), KErrArgument, KErrNotFound

     */

    IMPORT_C TInt MovePluginsL(const TDesC8& aConfId, const MDesC8Array& aPluginIds);

    /**

     * Stores defined plugin’s settings. 

     * Plugin is identified with unique plugin ID used in application’s configuration 

     *

     * @param aPluginId Pluging’s ID which settings are stored

     * @param aSettings List of item maps

     * @return Operation status. KErrNone (success), KErrNotFound

     */

    IMPORT_C TInt SetPluginSettingsL(const TDesC8& aPluginId, const RPointerArray<CItemMap>& aSettings);

    /**

     * Add plugin to hsps. 

     *

     * @param aTargetConfiguration Id of configuration where the new plugin is attached

     * @param aPluginUid Plugin uid which is added

     * @param aIndex Position to which plugin is added

     */

    IMPORT_C CAddPluginResult* AddPluginL(const TDesC8& aTargetConfiguration, const TDesC8& aPluginUid, const TInt aIndex);

    /**

     * Set plugin configure state to hsps. 

     *

     * @param aConfId Configuration id of a plugin that should be confirmed.

     * @param aState State of the plugin

     * @param aIncludePlugins ETrue if aState is set to child plugins, EFalse default.

     * @return Operation status. KErrNone (success), KErrNotFound

     */

    IMPORT_C TInt SetConfStateL( const TDesC8& aConfId, const TDesC8& aState, TBool aIncludePlugins = EFalse );

    /**

     * Returns SAPI service handler.

     */

    IMPORT_C CLiwServiceHandler* ServiceHandler() const;

    /**

     * Returns HSPS SAPI service

     */   

    IMPORT_C CLiwCriteriaItem* HspsService() const;

    /**

     * Returns HSPS services interface

     */   

    IMPORT_C MLiwInterface* HspsInterface() const;

protected:

    CHspsWrapper(MHspsWrapperObserver* aObserver);

    void ConstructL(const TDesC8& aAppUid);    

    void ProcessConfigurationMapL( const CLiwMap& aSource,

                                   CHspsConfiguration& aTarget,

                                   const TBool aAppConf );    

    void ProcessConfigurationPluginsL( const CLiwList& aPluginsList,

                                       CHspsConfiguration& aTarget,

                                       const TBool aAppConf );

    void ProcessConfigurationSettingsL(const CLiwList& aItemList, CHspsConfiguration& aTarget);

    void ProcessConfigurationResourcesL(const CLiwList& aObjectList, CHspsConfiguration& aTarget);

    void ProcessConfItemPropertiesL(const CLiwList& aPropertyMapList,CItemMap& aItemMap);

    void ProcessPluginsL(const CLiwList& aPluginInfoMapList, RPointerArray<CPluginInfo>& aPlugins);

    void FillMapFromItemL( CLiwDefaultMap& aMap, const CItemMap& aItemMap );

    void FillMapFromPropertiesL( CLiwDefaultList& aInPropertyMapList, const RPointerArray<CPropertyMap>& aProperties );

    TInt LoadActivePluginIdL();

    const TDesC8& ActivePluginId() const;

protected: // from MLiwNotifyCallback 

    /**

     * Handle HSPS notifications 

     *

     * @param aCmdId Command id

     * @param aEventId Event id

     * @param aEventParamList Event parameters

     * @param aInParamList In parameters

     */

    TInt HandleNotifyL(TInt aCmdId, TInt aEventId,                        

                       CLiwGenericParamList& aEventParamList,

                       const CLiwGenericParamList& aInParamList);

private: // data

    /**

     * Owned. SAPI service handler.

     */

    CLiwServiceHandler* iServiceHandler;

    /**

     * Owned. HSPS SAPI service.

     */

    CLiwCriteriaItem* iHspsService;   

    /**

     * Owned. Provides hsps services.

     */

    MLiwInterface* iHspsInterface;

    /**

     * Not owned. Wrapper observer

     */    

    MHspsWrapperObserver* iObserver;

    /*

     * Asynchronous service request tarnsaction id

     */ 

    TInt iTransactionId;

    /*

     * Central repository session. Owned;

     */ 

    CRepository* iRepository;

    /*

     * Active plugin id. Owned.

     */ 

    HBufC8* iActivePluginId;

    };

}

#endif // C_CHSPSWRAPPER_H