--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/predictivesearch/PcsAlgorithm/Algorithm2/inc/CPcsAlgorithm2MultiSearchHelper.h Wed Sep 01 12:29:52 2010 +0100
@@ -0,0 +1,172 @@
+/*
+* Copyright (c) 2006-2007 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: Identifies a contact in cache pools
+*
+*/
+
+#ifndef C_PCS_ALGORITHM_2_MULTI_SEARCH_HELPER
+#define C_PCS_ALGORITHM_2_MULTI_SEARCH_HELPER
+
+// SYSTEM INCLUDES
+#include <e32cmn.h>
+#include <e32math.h>
+
+// USER INCLUDES
+#include "CPsData.h"
+#include "CPcsCache.h"
+#include "CPcsKeyMap.h"
+#include "CPsQuery.h"
+#include "CPcsAlgorithm2.h"
+#include "CPcsDebug.h"
+#include "CPcsKeyMap.h"
+#include "CPsQueryItem.h"
+#include "CPcsPoolElement.h"
+#include "CWords.h"
+#include "CPcsAlgorithm2FilterHelper.h"
+
+// FORWARD DECLARATION
+class CPcsAlgorithm2;
+class CPsData;
+class CPsQuery;
+class TMultiSearchMap;
+
+#define MAX_DATA_FIELDS 8
+
+// CLASS DECLARATION
+class CPcsAlgorithm2MultiSearchHelper : public CBase
+ {
+public:
+
+ /**
+ * Two phase construction
+ */
+ static CPcsAlgorithm2MultiSearchHelper* NewL(CPcsAlgorithm2* aAlgorithm);
+
+ /**
+ * Destructor
+ */
+ virtual ~CPcsAlgorithm2MultiSearchHelper();
+
+private:
+
+ /**
+ * Filter subset results for multi query mode.
+ */
+ void FilterResultsMultiL(CPcsAlgorithm2FilterHelper* aAlgorithmFilterHelper,
+ RPointerArray<CPcsPoolElement>& aSearchSet,
+ RPointerArray<CPsQuery>& aSearchQuery,
+ TUint8 aFilteredDataMatch,
+ TBool aIsGroupSearch,
+ const RArray<TInt>& aContactsInGroup);
+
+public:
+
+ /**
+ * Search Function for multi query
+ * Initials search feature
+ */
+ void SearchMultiL(const CPsSettings& aSettings,
+ RPointerArray<CPsQuery>& aQuery,
+ TBool aIsGroupSearch,
+ const RArray<TInt>& aContactsInGroup,
+ RPointerArray<CPsData>& aSearchResults,
+ RPointerArray<CPsPattern>& aSearchSeqs);
+
+ /**
+ * Funtion to Search matching sequences for multi query
+ */
+ void SearchMatchSeqMultiL(RPointerArray<CPsQuery>& aPsQuery,
+ const TDesC& aData,
+ RPointerArray<TDesC>& aMatchSet,
+ RArray<TPsMatchLocation>& aMatchLocation);
+
+private:
+
+ /**
+ * Set the bits corresponding to word matches
+ *
+ * @param aIndex Index of data element
+ * @param aPosition Word matched for predictive search
+ */
+ void SetWordMap(TInt aIndex, TInt aPosition);
+
+ /**
+ * Checks if data at data index and word at word index
+ * is matched for predictive search
+ *
+ * @param aDataIndex Index of data element
+ * @param aWordIndex Word index
+ * @return TRUE if word matched else FALSE
+ */
+ TBool IsWordMatch(TInt aDataIndex, TInt aWordIndex);
+
+ /**
+ * Resets iWordMatches member variable
+ */
+ void ClearWordMatches();
+
+public:
+
+ /**
+ * Utility function that counts no of bit set in 32 bit number
+ */
+ TInt BitsSet32(TUint32 aData);
+
+ /**
+ * Utility function to split the query into multiple queries
+ */
+ RPointerArray<CPsQuery> MultiQueryL(CPsQuery& aQuery);
+
+private:
+
+ /**
+ * Constructor
+ */
+ CPcsAlgorithm2MultiSearchHelper();
+
+ /**
+ * 2nd phase construtor
+ */
+ void ConstructL(CPcsAlgorithm2* aAlgorithm);
+
+private:
+
+ /**
+ * Pointer to algorithm instance. Not owned.
+ */
+ CPcsAlgorithm2* iAlgorithm;
+
+ /**
+ * Pointer to key map instance. Not owned.
+ */
+ CPcsKeyMap* iKeyMap;
+
+ /**
+ * Array of result sets from different data stores.
+ */
+ typedef RPointerArray<CPsData> CPSDATA_R_PTR_ARRAY;
+ RPointerArray<CPSDATA_R_PTR_ARRAY> iMultiSearchResultsArr;
+
+ /**
+ * Array of word macthes.
+ */
+ TUint8 iWordMatches[MAX_DATA_FIELDS];
+
+ /**
+ * Counter of the matched contacts
+ */
+ TInt iMaxCount;
+ };
+
+#endif // C_PCS_ALGORITHM_2_MULTI_SEARCH_HELPER