diff -r d189ee25cf9d -r 3533d4323edc meetingrequest/mrcasplugin/inc/cesmrcasplugincontactretriever.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrcasplugin/inc/cesmrcasplugincontactretriever.h	Wed Sep 01 12:28:57 2010 +0100
@@ -0,0 +1,129 @@
+/*
+* Copyright (c) 2007-2009 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:  Definition of CAS plug-in contact retriever
+ *
+*/
+
+
+#ifndef CESMRCASPLUGINCONTACTRETRIEVER_H
+#define CESMRCASPLUGINCONTACTRETRIEVER_H
+
+#include <e32base.h>
+//<cmail>
+#include "mfsccontactsetobserver.h"
+//</cmail>
+
+// FORWARD DECLARATIONS
+class MVPbkStoreContact;
+class MFscContactSet;
+class TFscContactActionPluginParams;
+class MESMRCasPluginContactRetrieverObserver;
+class CCalUser;
+
+/**
+ *  Create meeting Request plugin implementation.
+ *  Contains implementation of create meeting request action plugin.
+ *
+ *  part contact action menu Ecom plugin based API
+ */
+NONSHARABLE_CLASS (CESMRCasPluginContactRetriever) :
+        public CBase,
+        public MFscContactSetObserver
+    {
+public: // Constructors and destructor
+
+    /**
+     * Two-phased constructor. Creates and initializes
+     * CESMRCasPluginContactRetriever object. Ownership transferred to caller.
+     *
+     * @param aParams set of contact action plugin configuration parameters
+     * @return Pointer to ContactRetriever object.
+     */
+    static CESMRCasPluginContactRetriever* NewL(
+            const TFscContactActionPluginParams& aParams );
+
+    /**
+     * C++ Destructor.
+     */
+    virtual ~CESMRCasPluginContactRetriever( );
+
+public: // From Interface
+    void CanExecuteL(
+            MFscContactSet& aContactSet,
+            MESMRCasPluginContactRetrieverObserver& aObserver );
+    void GetAttendeesL(
+            MFscContactSet& aContactSet,
+            MESMRCasPluginContactRetrieverObserver& aObserver );
+    void Cancel();
+
+private: // from MFscContactSetObserver
+    void NextContactComplete( MVPbkStoreContact* aContact );
+    void NextContactFailed( TInt aError );
+    void NextGroupComplete( MVPbkStoreContact* aContact );
+    void NextGroupFailed( TInt aError );
+    void GetGroupContactComplete( MVPbkStoreContact* aContact );
+    void GetGroupContactFailed( TInt aError );
+
+private: // Implementation
+    CESMRCasPluginContactRetriever(
+            const TFscContactActionPluginParams& aParams );
+    void ConstructL( );
+
+    void StartIterationL();
+    void HandleNextContactCompleteL( MVPbkStoreContact& aContact );
+    void HandleNextGroupCompleteL( MVPbkStoreContact* aGroup );
+    void NotifyFinished();
+    void NotifyError( TInt aError );
+private: // data
+
+    /** States of operations */
+    enum TLastEvent
+        {
+        EActionEventNextContact,
+        EActionEventNextGroup,
+        EActionEventGetGroupContact
+        };
+    
+    /** State current operation */
+    enum TOperation
+        {
+        EOperationCanExecute,
+        EOperationGetAttendees
+        };
+
+    /// Own: Operation in progress
+    TOperation iOperation;
+    /// Own: Last event
+    TLastEvent iLastEvent;
+    /// Own: Fetched MR addresses
+    RPointerArray<CCalUser> iAttendees;
+    /// Own: Contact count with email
+    TInt iContactCountWithEmail;
+    /// Own: Total contact count
+    TInt iContactCount;
+    /// Ref: Current observer
+    MESMRCasPluginContactRetrieverObserver* iObserver;
+    /// Ref: Plugin parameters
+    const TFscContactActionPluginParams& iParams;
+    /// Ref: Contact set to be handled
+    MFscContactSet* iContactSet;
+    /// Own: Contact index in current group
+    TInt iCurrentGroupContactIndex;
+    /// Own: Contact count in current group
+    TInt iCurrentGroupContactCount;
+    /// Ref: Current group in progress
+    MVPbkStoreContact* iCurrentGroup;
+    };
+
+#endif // CESMRCASPLUGINCONTACTRETRIEVER_H