1 /*

     2  * Copyright (c) 2007-2010 Sebastian Brannstrom, Lars Persson, EmbedDev AB

     3  *

     4  * All rights reserved.

     5  * This component and the accompanying materials are made available

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

     7  * which accompanies this distribution, and is available

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

     9  *

    10  * Initial Contributors:

    11  * EmbedDev AB - initial contribution.

    12  *

    13  * Contributors:

    14  *

    15  * Description:

    16  *

    17  */

    18 

    19 #ifndef PODCAST_CONNECTIONENGINE_H

    20 #define PODCAST_CONNECTIONENGINE_H

    21 

    22 

    23 // Connect using mobility extension

    24 #include <in_sock.h>

    25 #include <connpref.h>

    26 #include <commdbconnpref.h>

    27 #include <comms-infras/cs_mobility_apiext.h>

    28 

    29 // Using connection manager settings UI

    30 #include <cmapplicationsettingsui.h>

    31 class CPodcastModel;

    32 

    33 class MConnectionObserver

    34 	{

    35 public:

    36 	virtual void ConnectCompleteL(TInt aErrorCode) = 0;

    37 	virtual void Disconnected() = 0;

    38 	};

    39 

    40 /**

    41  * This class helps to connect using three available methods

    42  * SNAP, Mobility extension and Connection manager UI

    43  */

    44 class CConnectionEngine:public CActive, public MMobilityProtocolResp

    45 	{

    46 public:

    47 	enum TConnectionType

    48 		{

    49 		EUserSelectConnection,		

    50 		ESNAPConnection,		

    51 		EMobilityConnection,

    52 		EDefaultConnection,

    53 		EIAPConnection

    54 		};

    55 	

    56 	enum TConnectionState

    57 		{

    58 		ENotConnected,

    59 		EConnecting,

    60 		EConnected

    61 		};

    62 

    63 	static CConnectionEngine* NewL(CPodcastModel& aPodcastModel);

    64 	~CConnectionEngine();

    65 	void StartL(TConnectionType aConnectionType);

    66 	RConnection& Connection();

    67 	TConnectionState ConnectionState();

    68 	void AddObserver(MConnectionObserver* aObserver);

    69 	RSocketServ& SockServ();

    70 private: // Methods

    71 	CConnectionEngine(CPodcastModel& aPodcastModel);

    72 	void ConstructL();

    73 protected:

    74 	// From CActive

    75 	void RunL();

    76 	void DoCancel();

    77 	TInt RunError( TInt aError );

    78 protected:

    79 	// From MMobilityProtocolResp

    80 	void PreferredCarrierAvailable( TAccessPointInfo aOldAPInfo,

    81 			TAccessPointInfo aNewAPInfo,

    82 			TBool aIsUpgrade,

    83 			TBool aIsSeamless );

    84 	

    85 	void NewCarrierActive( TAccessPointInfo aNewAPInfo, TBool aIsSeamless );

    86 	void Error( TInt aError );

    87 protected:

    88 	// UI Setting

    89 	TBool ConnectionSettingL();

    90 	

    91 	void ReportConnection(TInt aError);

    92 private:

    93 	RConnection                   iConnection;

    94 	RSocketServ                   iSocketServer;

    95 	// Connect using mobility extension

    96 	CActiveCommsMobilityApiExt*   iMobility;

    97 

    98 	// Using connection manager settings UI

    99 	TCmSettingSelection   iUserSelection;

   100 	

   101 	// Connect using Commdb

   102 	TCommDbConnPref iCommdbPreference;

   103 	

   104 	// Connect using SNAP setting

   105 	TConnSnapPref iSnapPreference;

   106 	

   107 	TConnectionType iConnectionType;

   108 	TConnectionState iConnectionState;

   109 	RPointerArray<MConnectionObserver> iObserverArray;

   110 	CPodcastModel &iPodcastModel; 	// reference to the model

   111 	};

   112 

   113 #endif // PODCAST_CONNECTIONENGINE_H