1 /*

     2 * Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 /** @file

    19  @internalComponent

    20  @test

    21  */

    22 

    23 #ifndef DEVICEWATCHER_H

    24 #define DEVICEWATCHER_H

    25 

    26 #include <e32base.h>

    27 #include <d32usbc.h>

    28 

    29 class CUsbNcmConsole;

    30 

    31 //The mode of CDeviceWatcher

    32 enum TDeviceWatchMode

    33 	{

    34 	EWatchMode,				//Only monitor the device state

    35 	EWatchAndStartMode		//monitor the device state and start/stop NCM and NCM control app 

    36 							//when usb cable plugin/unplug

    37 	};

    38 

    39 NONSHARABLE_CLASS(CDeviceWatcher) : public CActive

    40 /**

    41 Monitor the USB device state.

    42 */

    43 	{	

    44 public:

    45 	

    46 	static CDeviceWatcher* NewL(CUsbNcmConsole& aUsb);

    47 	~CDeviceWatcher();

    48 

    49 	void SetWatchMode(TDeviceWatchMode aWatchMode);

    50 	TDeviceWatchMode GetWatchMode() const;

    51 

    52 private:

    53 	CDeviceWatcher(CUsbNcmConsole& aUsb);

    54 	void ConstructL();

    55 	

    56 private:

    57 	//From CActive

    58 	void DoCancel();

    59 	void RunL();

    60 	TInt RunError(TInt aError);

    61 

    62 private:

    63 	void DisplayDeviceState(TUint aDeviceState);

    64 

    65 private:

    66 	//Main console

    67 	CUsbNcmConsole&  iTestConsole;

    68 	RDevUsbcClient iLdd;

    69 

    70 	//Usb device state

    71 	TUint		iDeviceState;

    72 	//Usb old device state

    73 	TUint		iOldDeviceState;

    74 	//Indicate whether start/stop behavior are used. ETrue means start/stop is needed.

    75 	TBool				iStartNcm;	

    76 	TDeviceWatchMode	iWatchMode;

    77 	};

    78 

    79 

    80 #endif //DEVICEWATCHER_H