1 /*

     2 * Copyright (c) 2006, 2007 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:  This class defines functions of the notification of the 

    15 *                PTP printer connction and disconnection. 

    16 *

    17 */

    18 

    19 

    20 #ifndef DPSCONNECTNOTIFIER_H

    21 #define DPSCONNECTNOTIFIER_H

    22 

    23 #include <e32base.h>

    24 #include <usbstates.h>

    25 

    26 class CDpsUsbNotifier;

    27 

    28 /**

    29 *   Class for monitoring usb cable connection/disconnection 

    30 */

    31 NONSHARABLE_CLASS(CDpsConnectNotifier) : public CActive

    32     {

    33     public:

    34         /**

    35         *   Two phase constructor

    36         *   @param aParent the pointer to UsbNotifier object

    37         *   @return a new created ConnectNotifier object

    38         */

    39         static CDpsConnectNotifier* NewL(CDpsUsbNotifier* aParent);

    40         

    41         /**

    42         *   Destructor

    43         */

    44         ~CDpsConnectNotifier();

    45         

    46         /**

    47         *   Called by UsbNotifier to subscribe connection notification

    48         */

    49         void ConnectNotify();

    50         

    51     private: // Functions derived from CActive.

    52 	    /**

    53 	    *   @see CActive

    54 	    */

    55     	void RunL();

    56     	

    57     	/**

    58     	*   @see CActive

    59     	*/

    60 	    void DoCancel();

    61 	    

    62 	    /**

    63 	    *   @see CActive

    64 	    */

    65 	    TInt RunError(TInt aError);

    66 	    

    67 	private:

    68 	    /**

    69 	    *   Second phase constructor

    70 	    */

    71 		void ConstructL();

    72 	    

    73 	    /**

    74 	    *   Default constructor

    75 	    */

    76 	    CDpsConnectNotifier(CDpsUsbNotifier* aParent);

    77 	    

    78 	private:

    79 	    // not owned by this class

    80 	    CDpsUsbNotifier* iNotifier;    

    81     };

    82     

    83 #endif