328 /**

   329  * Open item Repository Observer.

   330  *

   331  * It is used to inform hierarchy navigator of changes in the suites repository.

   332  *

   333  * @lib hnmetadatamodel

   334  * @since S60 5.0

   335  * @ingroup group_hnmetadatamodel

   336  */

   337 NONSHARABLE_CLASS( CHnRepositoryOpenItemObserver ):

   338     public CHnRepositoryObserver,

   339     public MLiwNotifyCallback

   340     {

   341 public:

   342 

   343     /**

   344      * Default C++ Destructor.

   345      *

   346      * @since S60 v5.0

   347      */

   348     virtual ~CHnRepositoryOpenItemObserver();

   349 

   350     /**

   351      * Factory function.

   352      *

   353      * @param aCmnPtrs Common pointers.

   354      * @return Repository Observer.

   355      * @since S60 v5.0

   356      */

   357     static CHnRepositoryOpenItemObserver* NewL(

   358             THnMdCommonPointers* aCmnPtrs, const TUid aRepositoryUid,

   359             const TUint32 aId );

   360 

   361     /**

   362      * Factory function.

   363      *

   364      * @param aCmnPtrs Common pointers.

   365      * @return Repository Observer.

   366      * @since S60 v5.0

   367      */

   368     static CHnRepositoryOpenItemObserver* NewLC(

   369             THnMdCommonPointers* aCmnPtrs, const TUid aRepositoryUid,

   370             const TUint32 aId );

   371 

   372     /**

   373      * Change handler method.

   374      * It is invoked whenever notifier detects a change in the CR.

   375      *

   376      * @param aId Id of the entry in CR.

   377      * @since S60 v5.0

   378      */

   379     void HandleNotifyString( TUint32 aId, const TDesC16& aNewValue );

   380 

   381     /**

   382      * Change handler method.

   383      * It is invoked whenever notifier detects a change in the CR.

   384      *

   385      * @param aId Id of the entry in CR.

   386      * @since S60 v5.0

   387      */

   388     void HandleNotifyStringL( TUint32 aId, const TDesC16& aNewValue );

   389 

   390     /**

   391      * Handles notifications caused by an asynchronous Execute*CmdL call

   392      * or an event.

   393      *

   394      * @param aCmdId The service command associated to the event.

   395      * @param aEventId Occured event, see LiwCommon.hrh.

   396      * @param aEventParamList Event parameters, if any, as defined per

   397      *        each event.

   398      * @param aInParamList Input parameters, if any, given in the

   399      *        related HandleCommmandL.

   400      * @return Error code for the callback.

   401      */

   402     virtual TInt HandleNotifyL(

   403                 TInt aCmdId,

   404                 TInt aEventId,

   405                 CLiwGenericParamList& aEventParamList,

   406                 const CLiwGenericParamList& aInParamList);

   407 

   408 private:

   409 

   410     /**

   411      * Defautlt C++ Constructor.

   412      *

   413      * @param aCmnPtrs Common pointers.

   414      * @since S60 v5.0

   415      */

   416     CHnRepositoryOpenItemObserver( THnMdCommonPointers* aCmnPtrs, TUint32 iId );

   417 

   418     /**

   419      * Second stage constructor.

   420      *

   421      * @since S60 v5.0

   422      */

   423     void ConstructL( const TUid aRepositoryUid );

   424 

   425 private:

   426 

   427     /**

   428      * Request get list for an folder.

   429      *

   430      * @param aFolderId A parent folder id

   431      * @since S60 v5.0

   432      */

   433     void ShowFolderL( const TDesC16& aFolderId );

   434 

   435 private:

   436 

   437     /**

   438      * Own.

   439      * Intance of the service handler.

   440      */

   441     CHnServiceHandler* iServiceHandler;

   442 

   443     };

   444