diff -r 000000000000 -r ba25891c3a9e ncdengine/inc/ncdinstalloperation.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ncdengine/inc/ncdinstalloperation.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,85 @@
+/*
+* 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:   Install operation interface definition
+*
+*/
+	
+
+#ifndef M_NCD_INSTALL_OPERATION_H
+#define M_NCD_INSTALL_OPERATION_H
+
+#include <e32cmn.h>
+
+#include "ncdoperation.h"
+#include "ncdinterfaceids.h"
+
+
+/**
+ *  Install operation interface.
+ *  
+ *  Install operation handles the installing of an installable node.
+ *  The operation installs one or more files in predefined order.
+ *
+ *  The install process is handled outside of Catalogs Engine, in the
+ *  platform installer.
+ *
+ *  The platform installer has it's own ui, (which is initiated
+ *  automatically) that gives the user more detailed progress information.
+ *
+ *  
+ *  @see MNcdInstallOperationObserver
+ *  @see MNcdNodeInstall
+ */
+class MNcdInstallOperation : public MNcdOperation
+    {
+
+public:
+    
+    /**
+     * Unique identifier for the interface, required for all MCatalogsBase interfaces.
+     *
+     * 
+     */
+    enum { KInterfaceUid = ENcdInstallOperationUid };
+    
+    /**
+     * Getter for file count. This is the total number of files this operation
+     * is installing.
+     *
+     * 
+     * @return Total number of files to be installed.
+     */
+    virtual TInt FileCount() = 0;
+    
+    /**
+     * Getter for current file index. This is the index of the file that
+     * is currently being installed.
+     *
+     * @return Number of the file currently being installed.
+     */
+    virtual TInt CurrentFile() = 0;
+    
+protected:
+
+    /**
+    * Destructor.
+    *
+    * @see MCatalogsBase::~MCatalogsBase
+    */
+    virtual ~MNcdInstallOperation() {}
+
+    };
+	
+	
+#endif //  M_NCD_INSTALL_OPERATION_H