--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbengines/usbotgwatcher/inc/cusbmessagenotificationobserver.h Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,159 @@
+/*
+* Copyright (c) 2008-2009 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: Observes notifications from usb
+ *
+*/
+
+
+#ifndef C_USBMESSAGENOTIFICATIONOBSERVER_H
+#define C_USBMESSAGENOTIFICATIONOBSERVER_H
+
+#include <e32base.h>
+#include <e32property.h>
+#include <usbotgdefs.h>
+
+class RUsb;
+
+/**
+ * Class implements functionality of showing/blinking usb indicator
+ * Class does not provide method to get response from the user
+ */
+NONSHARABLE_CLASS( MUsbMessageNotificationObserver)
+ {
+public:
+
+ /**
+ * Call back on message notification
+ * @param aMessage Message id
+ */
+ virtual void MessageNotificationReceivedL(TInt aMessage) = 0;
+
+ /**
+ * Called when BadHubPosition error happen
+ */
+ virtual void BadHubPositionL() = 0;
+
+ /**
+ * Callen if VBus error happen
+ */
+ virtual void VBusErrorL() = 0;
+
+ /**
+ * Called when SRP request received
+ */
+ virtual void SrpReceivedL() = 0;
+
+ /**
+ * Called when session requested
+ */
+ virtual void SessionRequestedL() = 0;
+
+ /**
+ * Called when error happened
+ * @param aError error code
+ */
+ virtual void MessageNotificationErrorL(TInt aError) = 0;
+ };
+
+/**
+ * Class observes USB Notifications
+ *
+ */
+NONSHARABLE_CLASS( CUsbMessageNotificationObserver ) : public CActive
+ {
+
+public:
+
+ /**
+ * Two-phased constructor.
+ * @param aUsb usbman
+ */
+ static CUsbMessageNotificationObserver* NewL(RUsb* aUsb);
+
+ /**
+ * Destructor.
+ */
+ virtual ~CUsbMessageNotificationObserver();
+
+ /**
+ * Subscribes for notifications
+ * @param aObserver observer
+ */
+ void SubscribeL(MUsbMessageNotificationObserver* aObserver);
+
+ /**
+ * Unsubscribe from notifications
+ * @param aObserver Observer
+ */
+ void UnsubscribeL(MUsbMessageNotificationObserver* aObserver);
+
+private:
+
+ // From CActive
+ /**
+ * Called by framework when outstanding request completed
+ *
+ */
+ void RunL();
+
+ /**
+ * Called when outstanding request camcelled
+ *
+ */
+ void DoCancel();
+
+ /**
+ * Called when RunL leaves
+ *
+ * @param aError error id
+ * @return error id
+ */
+ TInt RunError(TInt aError);
+
+private:
+
+ /**
+ * Default constructor
+ * @param aUsb usbman
+ */
+ CUsbMessageNotificationObserver(RUsb* aUsb);
+
+ /**
+ * Second phase construction
+ */
+ void ConstructL();
+
+private:
+ // data
+
+ /**
+ * The observer reports to own observers
+ * Owns
+ */
+ RPointerArray<MUsbMessageNotificationObserver> iObservers;
+
+ /**
+ * Notifications come from USB
+ * Not own
+ */
+ RUsb* iUsb;
+
+ /**
+ * Info from notification comes to this member
+ */
+ TInt iMessage;
+
+ };
+
+#endif // C_USBMESSAGENOTIFICATIONOBSERVER_H