--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ncdengine/inc/ncdsearchoperation.h Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,83 @@
+/*
+* 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: Search operation interface definition
+*
+*/
+
+
+#ifndef M_NCDSEARCHOPERATION_H
+#define M_NCDSEARCHOPERATION_H
+
+#include "ncdloadnodeoperation.h"
+#include "ncdinterfaceids.h"
+#include "ncdnodecontainer.h"
+
+class MNcdSearchFilter;
+
+/**
+ * Search operation interface.
+ *
+ * Search operation searches for nodes according to a set search filter. The search
+ * is done starting from the folder from which the MNcdNodeSearch interface was
+ * queried. All items and folders below the start folder are searched for recursively,
+ * the results are returned as a flat list under the virtual search result folder that
+ * can be queried with MNcdSearchOperation::SearchRootNodeL()
+ *
+ * The search is conducted on the node hierarchy below the node that the
+ * operation is started from. The search results are represented as a separate
+ * temporary node hierarchy under the provider.
+ *
+ *
+ * @see MNcdNodeSearch
+ * @see MNcdSearchFilter
+ */
+class MNcdSearchOperation : public MNcdLoadNodeOperation
+
+ {
+
+public: // New functions
+
+
+ /**
+ * Unique identifier for the interface, required for all MCatalogsBase interfaces.
+ *
+ *
+ */
+ enum { KInterfaceUid = ENcdSearchOperationUid };
+
+
+ /**
+ * Gets the search result hierarchy root node.
+ *
+ *
+ * @return Search result root node. The search results will be loaded here.
+ * Counted, Release() must be called after use.
+ * @exception Leave System wide error code
+ */
+ virtual MNcdNodeContainer* SearchRootNodeL() = 0;
+
+
+protected:
+
+
+ /**
+ * Destructor.
+ *
+ * @see MCatalogsBase::~MCatalogsBase
+ */
+ virtual ~MNcdSearchOperation() {}
+
+ };
+
+#endif // M_NCDSEARCHOPERATION_H