1 

     2 /*

     3 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 * All rights reserved.

     5 * This component and the accompanying materials are made available

     6 * under the terms of "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 * Nokia Corporation - initial contribution.

    12 *

    13 * Contributors:

    14 *

    15 * Description:  Location Trigger Creation and monitoring

    16 *

    17 */

    18 

    19 #ifndef __LBTTRIGGERADAPTER_H__

    20 #define __LBTTRIGGERADAPTER_H__

    21 

    22 

    23 #include <lbt.h>

    24 #include <lbtsessiontrigger.h>

    25 #include <lbtgeocircle.h>

    26 #include <lbttriggerfiringeventnotifier.h>

    27 #include <lbttriggerinfo.h> 

    28 #include <lbttriggerfilterbyattribute.h> 

    29 

    30 #include "lbtcontexttriggerobserver.h"

    31 #include "lbttriggernode.h"

    32 

    33 /*

    34  * A handle to the trigger creation and handling mechanism.

    35  * This class is responsible for creating triggers and monotoring them.

    36  */

    37 

    38 NONSHARABLE_CLASS( CLocationTriggerAdapter ) :

    39 public CActive,

    40 public MLbtTriggerFiringEventObserver

    41     {

    42        

    43     public:

    44 

    45         /*

    46          * Default constructor for CLocationTriggerAdapter class.

    47          * 

    48          * @param[in] aObserver Handle of the source plugin. The pointer is noted 

    49          * for calling the virtual functions implemented by the source plugin. 

    50          */

    51         CLocationTriggerAdapter( MLBTContextTriggerObserver& aObserver );

    52         

    53         /*

    54          * Default destructor.

    55          */

    56         ~CLocationTriggerAdapter();

    57         

    58         /*

    59          * Creates the trigger for the given input node.

    60          * 

    61          * @param[in] aTriggerNode Object of TTriggerNode type. 

    62          * Contains specifications of trigger to be created.

    63          */

    64         void CreateContextTriggerL(TTriggerNode& aTriggerNode);

    65         

    66         /*

    67          * Intialises the lbt server and opens sessions to it.

    68          * The observer for trigger changes is also started here.

    69          */

    70         void ConstructL();

    71         

    72         /*

    73          * Two phase constructor for CLocationTriggerAdapter

    74          */

    75         static CLocationTriggerAdapter* NewL( MLBTContextTriggerObserver& aObserver );

    76 

    77         /*

    78          * Two phase constructor for CLocationTriggerAdapter

    79          */

    80         static CLocationTriggerAdapter* NewLC( MLBTContextTriggerObserver& aObserver );

    81         

    82     public:

    83         

    84         /*

    85          * Derived from CActive

    86          */

    87         void RunL();

    88         

    89         /*

    90          * Derived from CActive

    91          */

    92         void DoCancel();

    93         

    94         /*

    95          * Derived from CActive

    96          */

    97         TInt RunError( TInt aError );

    98         

    99         /*

   100          * Derived from MLbtTriggerFiringEventObserver

   101          */

   102         void TriggerFiredL( const TLbtTriggerFireInfo& aFireInfo );

   103         

   104         /*

   105          * Delete all triggers owned by LBT Context Source Plugin here

   106          * This function is called when an update settings call occurs. 

   107          */

   108          void DeleteAllTriggersL();

   109         

   110         

   111     private: 

   112 

   113         /*

   114          * Pointer to Trigger Fire notifier

   115          */

   116         CLbtTriggerFiringEventNotifier* iNotifier;

   117         

   118         /*

   119          * Holds the trigger id,context name,trigger name

   120          */

   121         

   122         TriggerList iTriggerList;

   123         

   124         /*

   125          * Handle to LBT Server

   126          */

   127         RLbtServer iLbtServ;

   128         

   129         /*

   130          * Handle to LBT session for trigger creation

   131          */

   132         RLbt iLbt;

   133         

   134         /*

   135          * Handle to LBT session for trigger monitoring

   136          */

   137         RLbt iLbtNotifier;

   138         

   139         /*

   140          * Obsever for trigger fire changes

   141          */

   142         MLBTContextTriggerObserver& iObserver;

   143         

   144         

   145     };

   146 

   147 #endif // __LBTTRIGGERADAPTER_H__