--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookengines/VirtualPhonebook/VPbkCntModel/inc/CAsyncContactOperation.h	Tue Feb 02 10:12:17 2010 +0200
@@ -0,0 +1,136 @@
+/*
+* Copyright (c) 2002-2007 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:  The virtual phonebook asynchronous contact operation
+*
+*/
+
+
+#ifndef VPBKCNTMODEL_CASYNCCONTACTOPERATION_H
+#define VPBKCNTMODEL_CASYNCCONTACTOPERATION_H
+
+
+// INCLUDES
+#include <e32base.h>
+#include <cntdef.h>
+#include <MVPbkContactObserver.h>
+
+
+// FORWARD DECLARATIONS
+class CContactDatabase;
+class CContactItem;
+
+namespace VPbkEngUtils { 
+class CVPbkDiskSpaceCheck;
+} /// namespace
+
+namespace VPbkCntModel {
+
+// FORWARD DECLARATIONS
+class CContactStore;
+class CContact;
+
+// CLASS DECLARATIONS
+
+/**
+ * Asynchronous contact operation.
+ */
+NONSHARABLE_CLASS( CAsyncContactOperation ): public CAsyncOneShot
+    {
+    public:  // Constructor and destructor
+        /**
+         * Creates a new instance of this class.
+         *
+		 * @param aContactStore contact store.
+         */
+        static CAsyncContactOperation* NewL
+            ( CContactStore& aContactStore );
+
+        ~CAsyncContactOperation();
+
+    public:  // New functions
+        /**
+         * Prepares an asynchronous contact operation.
+         *
+         * @param aOpCode       the operation to perform.
+         * @param aContact      target contact of the operation.
+         * @param aObserver     observer of the operation.
+         * @exception KErrInUse if an operation is currently executing.
+         * @precond aOpCode is EContactSave or EContactCommit. 
+         */
+        void PrepareL
+            ( MVPbkContactObserver::TContactOp aOpCode, 
+            const CContact& aContact, 
+            MVPbkContactObserver& aObserver );
+            
+        /**
+         * Prepares an asynchronous contact operation.
+         *
+         * @param aOpCode       the operation to perform.
+         * @param aContactId    id of the target contact of the operation.
+         * @param aObserver     observer of the operation.
+         * @exception KErrInUse if an operation is currently executing.
+         * @precond aOpCode is EContactSave or EContactCommit. 
+         */
+        void PrepareL
+            ( MVPbkContactObserver::TContactOp aOpCode, 
+            TContactItemId aContactId, 
+            MVPbkContactObserver& aObserver );            
+
+        /**
+         * Executes the prepared operation. Calls the observer passed to 
+         * PrepareL when the operation completes.
+         */
+        void Execute() { CAsyncOneShot::Call(); }
+
+        /**
+         * Overloaded Cancel. Determines if an async operation has finished.
+         *
+         * @param aContact    contact item for comparison against
+         *					  iClientContact.
+         */
+        void Cancel( CContactItem* aContact );
+        
+    private:  // from CAsyncOneShot
+        void DoCancel();
+        void RunL();
+        TInt RunError( TInt aError );
+
+    private:  // Implementation
+		CAsyncContactOperation( CContactStore& aContactStore );
+		void ConstructL();
+
+    private:  // Data
+        ///Ref: contact store
+		CContactStore& iContactStore;
+        ///Own: contact operation code
+        MVPbkContactObserver::TContactOp iOpCode;
+        ///Ref: client contact
+        const CContact* iClientContact;
+        ///Own: contact item id
+        TContactItemId iTargetContactId;
+        ///Ref: contact observer
+        MVPbkContactObserver* iObserver;
+        ///Own: file system session
+        RFs iFs;
+        ///Own: Disk Space Checker
+        VPbkEngUtils::CVPbkDiskSpaceCheck* iDiskSpaceChecker;
+    };
+
+
+} // namespace VPbkCntModel
+
+#endif  // VPBKCNTMODEL_CASYNCCONTACTOPERATION_H
+//End of file
+
+