persistentstorage/dbms/sdbms/SD_INCR.CPP
changeset 0 08ec8eefde2f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/persistentstorage/dbms/sdbms/SD_INCR.CPP	Fri Jan 22 11:06:30 2010 +0200
@@ -0,0 +1,48 @@
+// Copyright (c) 1998-2009 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:
+// DBMS server proxy incremental object
+// 
+//
+
+#include "SD_STD.H"
+
+// Class CDbsIncremental
+CDbsIncremental* CDbsIncremental::NewL(const RDbsObject& aDbs,TDbsFunction aFunction,TIpcArgs& aArgs,TInt& aStep)
+	{
+	TPckg<TInt> pckg(aStep);
+	aArgs.Set(3,&pckg);
+	CDbsIncremental* self=new(ELeave) CDbsIncremental;
+	CleanupStack::PushL(self);
+	self->iObject.OpenL(aDbs,aFunction,aArgs);
+	if (self->iObject.Handle()==0)
+		{	// no incremental object was required, so remove this one
+		CleanupStack::PopAndDestroy();	// self
+		return 0;
+		}
+	CleanupStack::Pop();	// self
+	return self;
+	}
+
+CDbsIncremental::~CDbsIncremental()
+	{
+	iObject.Close();
+	}
+
+void CDbsIncremental::Next(TPckgBuf<TInt>& aStep,TRequestStatus& aStatus)
+//
+// Asyncronous next step
+//
+	{
+	iObject.SendReceive(EDbsIncrementalNext,TIpcArgs(aStep(),&aStep),aStatus);
+	}