ximpfw/presence/srcpresencedatamodel/presencewatching/presentitygroupmemberspresencesubscriptionitem.h
changeset 0 e6b17d312c8b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ximpfw/presence/srcpresencedatamodel/presencewatching/presentitygroupmemberspresencesubscriptionitem.h	Thu Dec 17 08:54:49 2009 +0200
@@ -0,0 +1,209 @@
+/*
+* Copyright (c) 2006 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:  Presence Service Connection presentity presence subscription implementation.
+*
+*/
+
+#ifndef CPSCPRESENTITYGROUPMEMBERSPRESENCESUBSCRIPTIONITEM_H
+#define CPSCPRESENTITYGROUPMEMBERSPRESENCESUBSCRIPTIONITEM_H
+
+#include <e32base.h>
+#include "presenceinfoimp.h"
+#include "ximpsubscriptionitembase.h"
+#include "groupcontenteventobserver.h"
+
+class MXIMPItemParent;
+class MXIMPPscContext;
+class CPresenceInfoFilterImp;
+class MXIMPIdentity;
+class CXIMPIdentityImp;
+class CGroupContentSubscriptionItem;
+
+
+/**
+ * PSC group list subscription implementation
+ *
+ * @since S60 v3.2
+ */
+class CPresentityGroupMembersPresenceSubscriptionItem : public CXIMPSubscriptionItemBase, 
+                                                               public MGroupContentEventObserver
+    {
+public: // Construction and destruction
+
+    /**
+     * Construction
+     * @param aParent. Parent has to be informed when this object is deleted by RemoveMe method.
+     */
+    static CPresentityGroupMembersPresenceSubscriptionItem* NewLC( MXIMPItemParentBase& aParent,
+                                                                          CGroupContentSubscriptionItem& aContentItem );
+
+    /**
+     * Destruction
+     * - Remember to inform parent about delete.
+     */
+    ~CPresentityGroupMembersPresenceSubscriptionItem();
+
+private: // Construction and destruction
+
+    /**
+     * Construction
+     * @param aParent. Parent has to be informed when this object is deleted by RemoveMe method.
+     */
+    CPresentityGroupMembersPresenceSubscriptionItem( MXIMPItemParentBase& aParent, 
+                                                            CGroupContentSubscriptionItem& aContentItem );
+
+    /**
+     * Construction
+     */
+    void ConstructL();
+
+public: // New methods
+
+
+    /**
+     * Current presence information filter.
+     * @return Current presence information filter.
+     */
+    IMPORT_C CPresenceInfoFilterImp& SubscriptionPif();
+    
+    /**
+     * Set current presence information filter. Overwrites existing one.
+     * Ownership is transferred to callee.
+     * @param aPif Current presence information filter.
+     */
+    IMPORT_C void SetSubscriptionPif( CPresenceInfoFilterImp* aPif );
+
+    /**
+     * Collect aggregated presence information filter without given context.
+     * @param aContext. Exluded context from aggregated pif.
+     * @return Aggregated pif without exluded context.
+     */    
+    IMPORT_C CPresenceInfoFilterImp* CollectSubscriptionPifWithoutCtxL( 
+                                                    MXIMPPscContext* aContext );
+    
+    /**
+     * Set presence information. Overwrites existing one.
+     * @param aPresenceInfo. New presence information.
+     */
+    IMPORT_C void SetPresenceInfoL( CPresenceInfoImp* aPresenceInfo );
+    
+    
+    /**
+     * For ordering items.
+     * @param aA Key item for ordering.
+     * @param aB Item to compare
+     * @return -1 if aB is greater than aA
+     *          0 if they are same
+     *          1 if aA if greater than aB.
+     */    
+    IMPORT_C static TInt Order( const CPresentityGroupMembersPresenceSubscriptionItem& aA,
+                         const CPresentityGroupMembersPresenceSubscriptionItem& aB );
+                         
+    /**
+     * For ordering items using identity as key.
+     * @param aA Key identity for ordering.
+     * @param aB Item to compare
+     * @return -1 if aB is greater than aA
+     *          0 if they are same
+     *          1 if aA if greater than aB.
+     */    
+    IMPORT_C static TInt IdentityOrder( const CXIMPIdentityImp* aA,
+                         const CPresentityGroupMembersPresenceSubscriptionItem& aB );
+
+    /**
+     * Identity of item.
+     * @return Identity of item.     
+     */
+    IMPORT_C const MXIMPIdentity& Identity() const;
+
+    /**
+     * Set identity for item
+     * @param aIdentity. New identity for item. Ownership is transferred.
+     */
+    IMPORT_C void SetIdentity( CXIMPIdentityImp* aIdentity );
+    
+public: // From MXIMPSubscriptionItem
+
+    /**
+     * @see MXIMPSubscriptionItem
+     */
+    void SynthesiseSubscriptionEventToL( MXIMPPscContext* aContext, TBool aForceEvent );
+
+    /**
+     * @see MXIMPSubscriptionItem
+     */
+    void ActivateSubscriberL( MXIMPPscContext* aContext );
+    
+private: // From CXIMPSubscriptionItemBase
+
+    /**
+     * @see CXIMPSubscriptionItemBase
+     */
+    void CleanExpired();
+
+public: // From CXIMPSubscriptionItemBase
+
+    /**
+     * @see CXIMPSubscriptionItemBase
+     */
+    IMPORT_C void AddSubscriberL( MXIMPPscContext* aContext );
+
+    /**
+     * @see CXIMPSubscriptionItemBase
+     */
+    IMPORT_C void RemoveSubscriber( MXIMPPscContext* aContext );    
+    
+private: // From MGroupContentSubscriptionEventObserver    
+
+    /** 
+     * @see MGroupContentSubscriptionEventObserver
+     */
+    void HandleChangeL( RPrGrpMemInfoImpArray& aAdded, RPrGrpMemInfoImpArray& aRemoved );
+
+    /** 
+     * @see MGroupContentSubscriptionEventObserver
+     */
+    void HandleSynthesiseL( RPrGrpMemInfoImpArray& aAdded );
+    
+private: // Data
+
+    /**
+     * Current presence information filter.
+     */
+    CPresenceInfoFilterImp* iPif;
+        
+    /**
+     * Current presence info for item
+     * Own
+     */
+    CPresenceInfoImp* iPresenceInfo;
+    
+    /**
+     * Identity of item.
+     * Own
+     */
+    CXIMPIdentityImp* iIdentity;
+    
+    /**
+     * Owns reference to content item. Use close for delete.
+     */
+    CGroupContentSubscriptionItem& iContentItem;
+    };
+
+
+/* ======================================================================== */
+
+
+
+#endif // CPSCPRESENTITYGROUPMEMBERSPRESENCESUBSCRIPTIONITEM_H