--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/resourceinterfaces/fmtransmittercontrol/inc/HWRMFmTxStatusObserver.h Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,96 @@
+/*
+* Copyright (c) 2006-2009 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:
+*
+*/
+
+
+
+#ifndef HWRMFMTXSTATUSOBSERVER_H
+#define HWRMFMTXSTATUSOBSERVER_H
+
+// INCLUDES
+#include <e32base.h>
+#include <hwrm/hwrmfmtx.h>
+#include <e32property.h>
+
+// CLASS DECLARATION
+
+/**
+* Active object wrapper for Publish and Subscribe one-shot notification handling.
+* Listens for changes in FM Tx status and notifies the client.
+*/
+NONSHARABLE_CLASS(CHWRMFmTxStatusObserver) : public CActive
+ {
+ public:
+
+ /**
+ * This is a two-phase constructor method that is used to
+ * create a new instance of CHWRMFmTxStatusObserver.
+ * A newly created instance immediately starts listening to FM Tx status changes.
+ *
+ * @param aCallback Pointer to a callback instance. Can be NULL.
+ * @return A pointer to a new instance of the CHWRMFmTxStatusObserver class.
+ */
+ static CHWRMFmTxStatusObserver* NewL(MHWRMFmTxObserver* aCallback);
+
+ /**
+ * Destructor.
+ */
+ virtual ~CHWRMFmTxStatusObserver();
+
+ /**
+ * This method retrieves the current FM Tx state.
+ *
+ * @return TFMTxState indicating the current FM Tx state.
+ */
+ TFmTxState Status();
+
+ protected:
+
+ // From CActive
+ void RunL();
+ TInt RunError(TInt aError);
+ void DoCancel();
+
+ private:
+
+ /**
+ * Constructor
+ *
+ * @param aCallback Pointer to a callback instance.
+ */
+ CHWRMFmTxStatusObserver(MHWRMFmTxObserver* aCallback);
+
+ /**
+ * By default Symbian 2nd phase constructor is private.
+ */
+ void ConstructL();
+
+ /*
+ * Order notification
+ */
+ void OrderNotification();
+
+ private:
+
+ MHWRMFmTxObserver* iCallback; // Not owned by this class. Can be NULL.
+ RProperty iProperty; // P&S property
+
+ TFmTxState iFmTxState; // Keeps track of last received status value
+ };
+
+#endif // HWRMFMTXSTATUSOBSERVER_H
+
+// End of File