--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sensorservices/sensorserver/inc/client/sensrvchannelchangehandler.h Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,114 @@
+/*
+* Copyright (c) 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: Channel change handler
+*
+*/
+
+
+#ifndef CSENSRVCHANNELCHANGEHANDLER_H
+#define CSENSRVCHANNELCHANGEHANDLER_H
+
+
+#include <e32base.h>
+#include "sensrvclient.h"
+#include "sensrvchannelinfo.h"
+
+class MSensrvChannelChangeHandlerObserver;
+
+/**
+ * Channel Change handler class
+ *
+ * @lib sensrvclient.lib
+ * @since S60 5.0
+ */
+NONSHARABLE_CLASS( CSensrvChannelChangeHandler ) : public CActive
+ {
+ public:
+
+ static CSensrvChannelChangeHandler* NewL( RSensrvClient& aSensrvClient );
+
+ static CSensrvChannelChangeHandler* NewLC( RSensrvClient& aSensrvClient );
+
+ /**
+ * Destructor
+ */
+ virtual ~CSensrvChannelChangeHandler();
+
+ public:
+
+ /**
+ * Start channel change listening. Send request to server.
+ *
+ * @since S60 5.0
+ * @param aChannelChangeObserver Channel change observer
+ * @param aSearchParameters Search parameters.
+ */
+ void StartListening( MSensrvChannelChangeHandlerObserver* aChannelChangeObserver,
+ const TSensrvChannelInfo& aSearchParameters );
+
+ protected: // From CActive
+
+ void DoCancel();
+ void RunL();
+ TInt RunError(TInt aError);
+
+ private:
+
+ /**
+ * Constructor
+ */
+ CSensrvChannelChangeHandler( RSensrvClient& aSensrvClient );
+
+ /**
+ * Create and send request to server
+ */
+ void CreateAndSendRequest();
+
+
+ private: // data
+
+ /**
+ * Client
+ * Not own.
+ */
+ RSensrvClient& iSensrvClient;
+
+ /**
+ * Observer
+ * Not own.
+ */
+ MSensrvChannelChangeHandlerObserver* iObserver;
+
+ /**
+ * Server writes channel info of new or removed channel here.
+ */
+ TSensrvChannelInfoPckgBuf iChannelInfoPckgBuf;
+
+ /**
+ * Server writes type of change here.
+ */
+ TSensrvTSensrvChannelChangeTypePckgBuf iChangeTypePckgBuf;
+
+ /**
+ * Error count
+ */
+ TInt iErrorCount;
+
+ /**
+ * Stores the current search parameters.
+ */
+ TSensrvChannelInfoPckgBuf iSearchParameterBuf;
+ };
+
+#endif // CSENSRVCHANNELCHANGEHANDLER_H