--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/voicerecorder/UtilsInc/VRUSBStateHanlder.h Wed Sep 01 12:29:14 2010 +0100
@@ -0,0 +1,90 @@
+/*
+* Copyright (c) 2002-2006 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:
+* CVRUSBStateHanlder declaration
+*
+*
+*/
+
+
+#ifndef VRUSBSTATEHANLDER_H
+#define VRUSBSTATEHANLDER_H
+
+#include <e32base.h> // For CActive, link against: euser.lib
+#include <e32std.h> // For RTimer, link against: euser.lib
+#include <e32property.h>
+
+//#include "DummyUSBState.h" // for dummy testing
+
+class MVRUSBStateObserver
+ {
+public:
+ // Constructors and destructor
+
+ virtual TInt HandleUsbPlugInL() = 0;
+ virtual TInt HandleUsbPlugOutL() = 0;
+
+ };
+
+class CVRUSBStateHanlder : public CActive
+ {
+public:
+ // Cancel and destroy
+ ~CVRUSBStateHanlder();
+
+ IMPORT_C static CVRUSBStateHanlder* NewL(MVRUSBStateObserver* aObserver);
+
+public:
+
+ IMPORT_C static TBool IsUsbActive();
+
+private:
+ // C++ constructor
+ CVRUSBStateHanlder(MVRUSBStateObserver* aObserver);
+
+ // Second-phase constructor
+ void ConstructL();
+
+private:
+ // From CActive
+ // Handle completion
+ void RunL();
+
+ // How to cancel me
+ void DoCancel();
+
+ // Override to handle leaves from RunL(). Default implementation causes
+ // the active scheduler to panic.
+ TInt RunError(TInt aError);
+
+ void StartL();
+
+private:
+#ifdef DUMMY_USB_TESTING
+ RTimer iTimer; // Provides async timing service, for dummy testing
+ TInt isUSBActive;
+#else
+ RProperty iProperty;
+#endif
+ MVRUSBStateObserver* iObserver;
+ enum TUSBConnectionStatus
+ {
+ EStateUninitialized,
+ EStateConnected,
+ EStateDisConnected
+ };
+ TUSBConnectionStatus iConnectionStatus;
+ };
+
+#endif // VRUSBSTATEHANLDER_H