1 /*

     2 * Copyright (c) 2002 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:  See class description below.

    15 *

    16 */

    17 

    18 

    19 #ifndef __CPENGPLGSRV_H__

    20 #define __CPENGPLGSRV_H__

    21 

    22 //  INCLUDES

    23 #include "PEngPlgSrvCommon.h"

    24 #include <e32def.h>

    25 #include <s32std.h>

    26 #include <s32btree.h>

    27 #include <e32svr.h>

    28 #include <f32file.h>

    29 #include <badesca.h>

    30 #include "MPEngPlgSrv.h"

    31 

    32 // FORWARD DECLARATIONS

    33 class TPEngServerParams;

    34 class CPEngPluginHolder;

    35 

    36 //  CLASS DEFINITION

    37 /*

    38 -----------------------------------------------------------------------------

    39 

    40     DESCRIPTION

    41 

    42     Cache server class. Server class is responsible to create and free

    43 	cached entries. Entries are stored in B-tree to ensure fast read and write

    44 	operations.

    45 

    46 -----------------------------------------------------------------------------

    47 */

    48 

    49 

    50 class CPEngPlgSrv : public CPolicyServer,

    51             public MPEngPlgSrv

    52     {

    53 

    54     public:		// Constructors and destructors

    55 

    56         static CPEngPlgSrv* NewLC( const TDesC& aServerName, TInt aPriority );	// Static constructor

    57         virtual ~CPEngPlgSrv();				// Destructor (virtual)

    58 

    59     protected:	// Constructors and destructors

    60 

    61         CPEngPlgSrv( TInt aPriority );						// Default constructor, protected to allow derivation

    62         void ConstructL( const TDesC& aServerName );		// Second phase construct

    63 

    64     public:		// New methods

    65 

    66         /*

    67          * Starts the server, called from clients Connect() method or from WinsMain()

    68          */

    69         static TInt ExecuteServerL( TPEngServerParams& aParams );

    70         /*

    71          *	Stops the server, actually just calls CActiveScheduler::Stop();

    72          */

    73         void StopServer();

    74 

    75         /*

    76          * Starts the server

    77          */

    78         static void RunServerL( TPEngServerParams& aParams );

    79 

    80     public: //new methods

    81 

    82         void SetStateL( TPEngPlgOnlineState aNewState );

    83 

    84         void LoadByTypeL( const TDesC8& aPluginType );

    85         void UnloadOnlinePluginsL();

    86         void UnloadAllL();

    87 

    88         TInt PluginCount() const;

    89         TInt Plugin( TInt aIndex ) const;

    90 

    91     protected: //new methods

    92 

    93         /*

    94          *	Calls CActiveScheduler::Start()

    95          */

    96         void StartServer();

    97 

    98     public:		// Methods derived from CPolicyServer

    99 

   100         /*

   101          *	Called when new client is connecting, version number of the client is checked here.

   102          */

   103         CSession2* NewSessionL( const TVersion& aVersion, const RMessage2& aMessage ) const;

   104 

   105     private:	// Methods not implemented

   106 

   107         CPEngPlgSrv( const CPEngPlgSrv& );		// Copy constructor

   108         CPEngPlgSrv& operator=( const CPEngPlgSrv& );	// Assigment operator

   109 

   110     private:	// Data

   111 

   112         // array of plugins, OWNED

   113         RPointerArray<CPEngPluginHolder> iPlugins;

   114 

   115         // server name holder

   116         TFullName iServerName;

   117 

   118         // online state of the server

   119         TPEngPlgOnlineState iOnlineState;

   120     };

   121 

   122 #endif      //  __CPENGPLGSRV_H__

   123