1 /*

     2 * Copyright (c) 2004-2007 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:  

    15 *

    16 */

    17 

    18 

    19 #ifndef CDISCOVERYMANAGER_H

    20 #define CDISCOVERYMANAGER_H

    21 

    22 #include <e32def.h>

    23 #include <e32std.h>

    24 #include <e32base.h>

    25 #include <f32file.h>

    26 

    27 #include "mdiscovery.h"

    28 #include "mdiscoveryobserver.h"

    29 #include "imageprint.h"

    30 

    31 class CRealFactory;

    32 class CIFFactory;

    33 class CImagePrint;

    34 

    35 /**

    36  *

    37  *  Manages the device discovery part.

    38  *

    39  */

    40 class CDiscoveryManager

    41     : public CBase,

    42       public MDiscovery,

    43       public MPrinterDiscoveryObserver

    44     {

    45     public:     // Construction and destruction

    46 

    47         /**

    48          *  Two-phase construction

    49          *

    50          *  @param aFactory Pointer to factory

    51          *  @return Initialized instance of the class

    52          */

    53         static CDiscoveryManager* NewL( CIFFactory* aFactory );

    54         static CDiscoveryManager* NewLC( CIFFactory* aFactory );

    55 

    56         /**

    57          *  Destructor

    58          */

    59         virtual ~CDiscoveryManager();

    60 

    61     private:    // Construction and destruction

    62 

    63         /**

    64          *  Constructor

    65          *

    66          *  @param aFactory Pointer to factory

    67          */

    68         CDiscoveryManager( CIFFactory* aFactory );

    69 

    70         /**

    71          *  Second-phase constructor

    72          */

    73         void ConstructL();

    74 

    75     private:    // Methods derived from MDiscovery

    76 

    77         virtual void StartDeviceDiscoveryL(

    78             MDiscoveryObserver* aNotifier, TUint aProtocol );

    79         virtual void CancelDeviceDiscoveryL();

    80         virtual TInt ChoosePrinterL( TInt aPrinterUid );

    81         virtual TUint SupportedProtocols();

    82         virtual TInt IsPictBridgeMode();

    83         virtual void RemoveDiscoveryObserver();

    84 

    85     private:    // Methods derived from MPrinterDiscoveryObserver

    86 

    87         virtual void FoundPrinterL( const TPrinter& aPrinterInfo );

    88 	    virtual void DiscoveryStatusL( TInt aStatus, TInt aErrorCode,

    89             TInt aErrorStringCode );

    90         virtual void RemovePrinterL( const TPrinter& aPrinterInfo );

    91 

    92     private:    // Enumerations

    93 

    94         // Different states of device discovery

    95         enum TDiscoveryState

    96             {

    97             EDiscovering,

    98             EDoneDiscovery,

    99             ECancellingDiscovery

   100             };

   101 

   102     private:    // Data

   103 

   104         // Pointer to factory object

   105         CIFFactory* iFactory;

   106 

   107         // Pointer to the observer

   108         MDiscoveryObserver* iDiscoveryObserver;

   109 

   110         // Flag to indicate if the discovery or cancelling of discovery is on-going

   111         TBool iOnGoingDiscovery;

   112         TBool iCancelling;

   113 

   114         // Chosen printer UID

   115         TInt iPrinterUid;

   116 

   117         // Synchronous wait system for cancellation

   118         CActiveSchedulerWait iWait;

   119 

   120         // UID for MMC printer (if available)

   121         TInt iMMCUid;

   122     };

   123 

   124 #endif  //  CDISCOVERYMANAGER_H

   125 

   126 //  End of File