1 /*

     2 * Copyright (c) 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:  Class description file for CDhcpConnectionEngine

    15 *

    16 */

    17 

    18 

    19 #ifndef DHCPCONNECTIONENGINE_H

    20 #define DHCPCONNECTIONENGINE_H

    21 

    22 #include <e32base.h>

    23 #include <es_sock.h>

    24 #include <commdbconnpref.h> // For starting AP

    25 #include "dhcpconnectionstateobserver.h"

    26 

    27 class CDhcpConnectionProgressNotifier;

    28 

    29 /**

    30  *  Locate and activate proper connection method wlan

    31  * internet usage

    32  *

    33  *  @lib

    34  *  @since S60 3.2

    35  */

    36 class CDhcpConnectionEngine : public CActive,

    37     public MDhcpConnectionStateObserver

    38     {

    39     public:

    40 

    41         /**

    42          * Two-phased constructor.

    43          * @since S60 3.2

    44          *

    45          */

    46         static CDhcpConnectionEngine* NewL (RConnection& aConnection);

    47 

    48         /**

    49          * C++ destructor

    50          * @since S60 3.2

    51         */

    52         virtual ~CDhcpConnectionEngine ();

    53 

    54     public:

    55 

    56         /**

    57          * Check is we are already connected to the specified IAP or not.

    58          *

    59          * @since S60 3.2

    60          *

    61          * @param aIAPconnection An id to the connection which

    62          *                       will be activated.

    63          *

    64          */

    65 

    66         TBool IsConnectedL(TUint32 aIAPConnection);

    67 

    68         /**

    69         * Connects to the specified WLAN IAP.

    70         * @since S60 3.2

    71         * @param aIAPconnection An id to the connection which

    72         *                       will be activated.

    73         * @param aStatus        TRequestStatus to be signaled.

    74         *

    75         */

    76         void ConnectL (TUint aIAPConnection, TRequestStatus& aStatus);

    77 

    78     protected:

    79 

    80         /**

    81          * Cancellation of an outstanding request.

    82          */

    83         void DoCancel();

    84 

    85         /**

    86         * Handles an active object's request completion event.

    87         */

    88         void RunL();

    89 

    90     protected:

    91 

    92         /**

    93         * Handles a progress notifier state changing.

    94         */

    95         void StateChangedL ();

    96 

    97     private:    // methods

    98 

    99         /**

   100          * Finalise Symbian Os style construction.

   101          *

   102          * @since S60 3.2

   103          */

   104         void    ConstructL();

   105 

   106         /**

   107          * C++ constructor

   108          * @since S60 3.2

   109          *

   110          */

   111         CDhcpConnectionEngine (RConnection& aConnection);

   112 

   113         /**

   114          * SelfCall

   115          *

   116          * @since S60 3.2

   117          */

   118         void SelfCall ();

   119 

   120     private:    // Declarations.

   121 

   122         enum TConnectionStates

   123             {

   124             EIdle,

   125             ETurnConnectionOn,

   126             EConnectionStartup,

   127             };

   128 

   129     private:

   130         // Connection which we are used to.

   131         RConnection& iConnection;

   132 

   133         MDhcpConnectionStateObserver* iObserver;

   134 

   135         CDhcpConnectionProgressNotifier* iProgressNotifier;

   136 

   137         // Must be member varible since other wise confirmation

   138         // shown on the screen.

   139         TCommDbConnPref iPreferences;

   140 

   141         // State of this active object

   142         TConnectionStates  iStates;

   143 

   144         TRequestStatus* iClientStatus;

   145 

   146         // Used connection id

   147         TUint32 iIapProfileId;

   148     };

   149 

   150 #endif // DHCPCONNECTIONENGINE_H