--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/localconnectivityservice/dun/atext/inc/DunAtNvramListen.h Wed Sep 01 12:20:40 2010 +0100
@@ -0,0 +1,151 @@
+/*
+* Copyright (c) 2008 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: AT NVRAM status change listener and notifier
+*
+*/
+
+#ifndef C_CDUNATNVRAMLISTEN_H
+#define C_CDUNATNVRAMLISTEN_H
+
+#include <atext.h>
+#include <atextcommon.h>
+#include "DunTransporter.h"
+
+/**
+ * Class for AT NVRAM status change listener
+ *
+ * @lib dunatext.lib
+ * @since TB9.2
+ */
+NONSHARABLE_CLASS( CDunAtNvramListen ) : public CActive
+ {
+
+public:
+
+ /**
+ * Two-phased constructor.
+ * @param aAtCmdExt Pointer to AT command extension
+ * @param aAtCmdExtCommon Pointer to AT command extension to common
+ * functionality
+ * @return Instance of self
+ */
+ static CDunAtNvramListen* NewL( RATExt* aAtCmdExt,
+ RATExtCommon* aAtCmdExtCommon );
+
+ /**
+ * Two-phased constructor.
+ * @param aAtCmdExt Pointer to AT command extension
+ * @param aAtCmdExtCommon Pointer to AT command extension to common
+ * functionality
+ * @return Instance of self
+ */
+ static CDunAtNvramListen* NewLC( RATExt* aAtCmdExt,
+ RATExtCommon* aAtCmdExtCommon );
+
+ /**
+ * Destructor.
+ */
+ virtual ~CDunAtNvramListen();
+
+ /**
+ * Resets data to initial values
+ *
+ * @since TB9.2
+ * @return None
+ */
+ void ResetData();
+
+ /**
+ * Starts waiting for NVRAM status changes
+ *
+ * @since TB9.2
+ * @return Symbian error code on error, KErrNone otherwise
+ */
+ TInt IssueRequest();
+
+ /**
+ * Stops waiting for NVRAM status changes
+ *
+ * @since TB9.2
+ * @return Symbian error code on error, KErrNone otherwise
+ */
+ TInt Stop();
+
+private:
+
+ CDunAtNvramListen( RATExt* aAtCmdExt,
+ RATExtCommon* aAtCmdExtCommon );
+
+ void ConstructL();
+
+ /**
+ * Initializes this class
+ *
+ * @since TB9.2
+ * @return None
+ */
+ void Initialize();
+
+// from base class CActive
+
+ /**
+ * From CActive.
+ * Gets called when NVRAM has changed
+ *
+ * @since TB9.2
+ * @return None
+ */
+ void RunL();
+
+ /**
+ * From CActive.
+ * Gets called on cancel
+ *
+ * @since TB9.2
+ * @return None
+ */
+ void DoCancel();
+
+private: // data
+
+ /**
+ * AT command extension
+ * Not own.
+ */
+ RATExt* iAtCmdExt;
+
+ /**
+ * AT command extension to common functionality
+ * Not own.
+ */
+ RATExtCommon* iAtCmdExtCommon;
+
+ /**
+ * Current state of NVRAM status change listening; active or inactive
+ */
+ TDunState iNvramHandleState;
+
+ /**
+ * Buffer for NVRAM
+ */
+ TBuf8<KDefaultNvramBufLength> iNvramBuffer;
+
+ /**
+ * Flag to indicate start of receiving
+ */
+ TBool iStarted;
+
+ };
+
+#endif // C_CDUNATNVRAMLISTEN_H