--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wlanutilities/wlansniffer/wlaninfosorting/inc/wsfwlaninfosortingfiltervisitor.h	Wed Sep 01 12:20:32 2010 +0100
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2007-2007 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:  Class header for MWsfWlanInfoSortingFilterVisitor
+*
+*/
+
+
+
+#ifndef M_WSFWLANINFOSORTINGFILTERVISITOR_H
+#define M_WSFWLANINFOSORTINGFILTERVISITOR_H
+
+
+//  EXTERNAL INCLUDES
+#include <e32base.h>
+
+
+//  FORWARD DECLARATIONS
+class TWsfWlanInfo;
+class CWsfWlanInfoArray;
+
+
+//  CLASS DEFINITION
+/**
+ * Interface class for common filtering actions
+ *
+ * @since S60 5.0
+ */
+class MWsfWlanInfoSortingFilterVisitor 
+    {
+    public:
+    
+        /**
+        * Do comparing between these two entries
+        * @since S60 5.0
+        * @param aInfoLeft Left element
+        * @param aInfoRight Right element
+        * @return Negative if aInfoLeft is smaller tha aInfoRight,
+        *         zero if the entries are equal,
+        *         positive if the aInfoLeft is greater than aInfoRight
+        */
+        virtual TInt Compare( const TWsfWlanInfo& aInfoLeft, 
+                              const TWsfWlanInfo& aInfoRight ) = 0;
+
+        /**
+        * Check if the entry matches to filter rules and carry out additional
+        * operations if needed.
+        * @since S60 5.0
+        * @param aInfoLeft The element to be checked
+        * @return ETrue if the item matches the rules
+        */
+        virtual TBool SetupOnRuleMatch( TWsfWlanInfo& aInfoLeft ) = 0;
+    
+
+        /**
+        * Handle filter match 
+        * @since S60 5.0
+        * @param aFilterEntry The element in question
+        */ 
+        virtual void MarkMatchedFilterL( TWsfWlanInfo& aFilterEntry ) = 0;
+
+        /**
+        * Edit filter definitions
+        * @since S60 5.0
+        * @param aInfoArray The element in question
+        */
+        virtual void EditFilterDefsL( CWsfWlanInfoArray& aInfoArray ) = 0;
+        
+        /**
+        * Read the filter defintions to filter
+        * @since S60 5.0
+        */
+        virtual void ReadFilterDefsL() = 0;
+    };
+    
+
+
+
+#endif // M_WSFWLANINFOSORTINGFILTERVISITOR_H
+