alarmui/src/alarmremconeventshandler.cpp
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     1 /*
       
     2 * Copyright (c) 2006 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:   This class takes care of accessory events that should be 
       
    15 *                handled in alarm.  I.e. stopping alarm using accessory end key.
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 #include "alarmremconeventshandler.h"
       
    22 
       
    23 #include "AlmAlarmControl.h"
       
    24 #include <remconinterfaceselector.h>
       
    25 #include <RemConCallHandlingTarget.h>
       
    26 #include <RemConExtensionApi.h>
       
    27 
       
    28 
       
    29 // ======== MEMBER FUNCTIONS ========
       
    30 
       
    31 // ---------------------------------------------------------------------------
       
    32 // ?description_if_needed
       
    33 // ---------------------------------------------------------------------------
       
    34 //
       
    35 CAlarmRemConEventsHandler* CAlarmRemConEventsHandler::NewL(CAlmAlarmControl& aAlarmUI)
       
    36     {
       
    37     TRACE_ENTRY_POINT;
       
    38     CAlarmRemConEventsHandler* self = new( ELeave )CAlarmRemConEventsHandler( aAlarmUI );
       
    39     CleanupStack::PushL( self );
       
    40     self->ConstructL();
       
    41     CleanupStack::Pop( self );
       
    42     TRACE_EXIT_POINT;
       
    43     return self;
       
    44     }
       
    45 
       
    46 // ---------------------------------------------------------------------------
       
    47 // ?description_if_needed
       
    48 // ---------------------------------------------------------------------------
       
    49 //
       
    50 CAlarmRemConEventsHandler::~CAlarmRemConEventsHandler()
       
    51     {
       
    52     TRACE_ENTRY_POINT;
       
    53     // cancel the AO and delete all data
       
    54     Cancel();
       
    55     Cleanup();
       
    56     TRACE_EXIT_POINT;
       
    57     }
       
    58 
       
    59 // ---------------------------------------------------------------------------
       
    60 // from base class CActive
       
    61 // ---------------------------------------------------------------------------
       
    62 //
       
    63 void CAlarmRemConEventsHandler::DoCancel()
       
    64     {
       
    65     TRACE_ENTRY_POINT;
       
    66     Cleanup();
       
    67     TRACE_EXIT_POINT;
       
    68     }
       
    69 
       
    70 // ---------------------------------------------------------------------------
       
    71 // from base class CActive
       
    72 // ---------------------------------------------------------------------------
       
    73 //
       
    74 TInt CAlarmRemConEventsHandler::RunError(TInt /*aError*/)
       
    75     {
       
    76     TRACE_ENTRY_POINT;
       
    77     Cleanup();
       
    78     TRACE_EXIT_POINT;
       
    79     return KErrNone;
       
    80     }
       
    81 
       
    82 // ---------------------------------------------------------------------------
       
    83 // from base class CActive
       
    84 // ---------------------------------------------------------------------------
       
    85 //
       
    86 void CAlarmRemConEventsHandler::RunL()
       
    87     {
       
    88     TRACE_ENTRY_POINT;
       
    89     TBool sendResponse( EFalse );
       
    90 
       
    91     switch( iState )
       
    92         {
       
    93         case EStateIdle:
       
    94         case EStateWaitingCommand:
       
    95             // do nothing
       
    96             break;
       
    97 
       
    98         case EStateHandleEndCallCommand:
       
    99             {
       
   100             // stop the alarm after sending the response
       
   101             iState = EStateStopAlarm;
       
   102             sendResponse = ETrue;
       
   103             }
       
   104             break;
       
   105 
       
   106         case EStateIgnoreCommand:
       
   107             {
       
   108             // command was ignored, keep waiting for more commands
       
   109             iState = EStateWaitingCommand;
       
   110             sendResponse = ETrue;
       
   111             }
       
   112             break;
       
   113 
       
   114         case EStateStopAlarm:
       
   115             {
       
   116             // stop the alarm and keep waiting for more commands
       
   117             iState = EStateWaitingCommand;
       
   118             iAlarmUI.ExternalStopAlarm();
       
   119             }
       
   120             break;
       
   121 
       
   122         default:
       
   123             {
       
   124             ASSERT( EFalse );
       
   125             }
       
   126         }
       
   127 
       
   128     if( sendResponse )
       
   129         {
       
   130         // send the response
       
   131         TInt status = iStatus.Int();
       
   132         SetActive();
       
   133         iRemConCallHandlingTarget->SendResponse( iStatus, iRemConOperationID, status );
       
   134         }
       
   135     TRACE_EXIT_POINT;
       
   136     }
       
   137 
       
   138 // ---------------------------------------------------------------------------
       
   139 // From MRemConCallHandlingTargetObserver.
       
   140 // ---------------------------------------------------------------------------
       
   141 //
       
   142 void CAlarmRemConEventsHandler::EndCall()
       
   143     {
       
   144     TRACE_ENTRY_POINT;
       
   145     HandleRemConCommand( ERemConExtEndCall );
       
   146     TRACE_EXIT_POINT;
       
   147     }
       
   148 
       
   149 // ---------------------------------------------------------------------------
       
   150 // From MRemConCallHandlingTargetObserver.
       
   151 // ---------------------------------------------------------------------------
       
   152 //
       
   153 void CAlarmRemConEventsHandler::AnswerEndCall()
       
   154     {
       
   155     TRACE_ENTRY_POINT;
       
   156     HandleRemConCommand( ERemConExtAnswerEnd );
       
   157     TRACE_EXIT_POINT;
       
   158     }
       
   159 
       
   160 // ---------------------------------------------------------------------------
       
   161 // From MRemConCallHandlingTargetObserver.
       
   162 // ---------------------------------------------------------------------------
       
   163 //
       
   164 void CAlarmRemConEventsHandler::AnswerCall()
       
   165     {
       
   166     TRACE_ENTRY_POINT;
       
   167     HandleRemConCommand( ERemConExtAnswerCall );
       
   168     TRACE_EXIT_POINT;
       
   169     }
       
   170 
       
   171 // ---------------------------------------------------------------------------
       
   172 // From MRemConCallHandlingTargetObserver.
       
   173 // ---------------------------------------------------------------------------
       
   174 //
       
   175 void CAlarmRemConEventsHandler::VoiceDial(const TBool /*aActivate*/)
       
   176     {
       
   177     TRACE_ENTRY_POINT;
       
   178     HandleRemConCommand( ERemConExtVoiceDial );
       
   179     TRACE_EXIT_POINT;
       
   180     }
       
   181 
       
   182 // ---------------------------------------------------------------------------
       
   183 // From MRemConCallHandlingTargetObserver.
       
   184 // ---------------------------------------------------------------------------
       
   185 //
       
   186 void CAlarmRemConEventsHandler::LastNumberRedial()
       
   187     {
       
   188     TRACE_ENTRY_POINT;
       
   189     HandleRemConCommand( ERemConExtLastNumberRedial );
       
   190     TRACE_EXIT_POINT;
       
   191     }
       
   192 
       
   193 // ---------------------------------------------------------------------------
       
   194 // From MRemConCallHandlingTargetObserver.
       
   195 // ---------------------------------------------------------------------------
       
   196 //
       
   197 void CAlarmRemConEventsHandler::DialCall(const TDesC8& /*aTelNumber*/)
       
   198     {
       
   199     TRACE_ENTRY_POINT;
       
   200     HandleRemConCommand( ERemConExtDialCall );
       
   201     TRACE_EXIT_POINT;
       
   202     }
       
   203 
       
   204 // ---------------------------------------------------------------------------
       
   205 // From MRemConCallHandlingTargetObserver.
       
   206 // ---------------------------------------------------------------------------
       
   207 //
       
   208 void CAlarmRemConEventsHandler::MultipartyCalling(const TDesC8& /*aData*/)
       
   209     {
       
   210     TRACE_ENTRY_POINT;
       
   211     HandleRemConCommand( ERemConExt3WaysCalling );
       
   212     TRACE_EXIT_POINT;
       
   213     }
       
   214 
       
   215 // ---------------------------------------------------------------------------
       
   216 // From MRemConCallHandlingTargetObserver.
       
   217 // ---------------------------------------------------------------------------
       
   218 //
       
   219 void CAlarmRemConEventsHandler::GenerateDTMF(const TChar /*aChar*/)
       
   220     {
       
   221     TRACE_ENTRY_POINT;
       
   222     HandleRemConCommand( ERemConExtGenerateDTMF );
       
   223     TRACE_EXIT_POINT;
       
   224     }
       
   225 
       
   226 // ---------------------------------------------------------------------------
       
   227 // From MRemConCallHandlingTargetObserver.
       
   228 // ---------------------------------------------------------------------------
       
   229 //
       
   230 void CAlarmRemConEventsHandler::SpeedDial(const TInt /*aIndex*/)
       
   231     {
       
   232     TRACE_ENTRY_POINT;
       
   233     HandleRemConCommand( ERemConExtSpeedDial );
       
   234     TRACE_EXIT_POINT;
       
   235     }
       
   236 
       
   237 // ---------------------------------------------------------------------------
       
   238 // Default constructor
       
   239 // ---------------------------------------------------------------------------
       
   240 //
       
   241 CAlarmRemConEventsHandler::CAlarmRemConEventsHandler(CAlmAlarmControl& aAlarmUI)
       
   242 : CActive( CActive::EPriorityStandard ),
       
   243   iState( EStateIdle ),
       
   244   iRemConOperationID( -1 ),
       
   245   iAlarmUI( aAlarmUI )
       
   246     {
       
   247     TRACE_ENTRY_POINT;
       
   248     /** no implementation **/
       
   249     TRACE_EXIT_POINT;
       
   250     }
       
   251 
       
   252 // ---------------------------------------------------------------------------
       
   253 // ?description_if_needed
       
   254 // ---------------------------------------------------------------------------
       
   255 //
       
   256 void CAlarmRemConEventsHandler::ConstructL()
       
   257     {
       
   258     TRACE_ENTRY_POINT;
       
   259     CActiveScheduler::Add( this );
       
   260     TRACE_EXIT_POINT;
       
   261     }
       
   262 
       
   263 // ---------------------------------------------------------------------------
       
   264 // ?description_if_needed
       
   265 // ---------------------------------------------------------------------------
       
   266 //
       
   267 void CAlarmRemConEventsHandler::HandleRemConCommand(TInt aCommand)
       
   268     {
       
   269     TRACE_ENTRY_POINT;
       
   270     ASSERT( iState == EStateWaitingCommand && IsAdded() && !IsActive() );
       
   271 
       
   272     // there shouldn't be new commands while we're still handling the previous one
       
   273     if( iState == EStateWaitingCommand )
       
   274         {
       
   275         iRemConOperationID = aCommand;
       
   276 
       
   277         switch( iRemConOperationID )
       
   278             {
       
   279             case ERemConExtEndCall:
       
   280             case ERemConExtAnswerEnd:
       
   281                 // handle message (stop the alarm)
       
   282                 iState = EStateHandleEndCallCommand;
       
   283                 break;
       
   284 
       
   285             case ERemConExtAnswerCall:
       
   286             case ERemConExtVoiceDial:
       
   287             case ERemConExtLastNumberRedial:
       
   288             case ERemConExtDialCall:
       
   289             case ERemConExt3WaysCalling:
       
   290             case ERemConExtGenerateDTMF:
       
   291             case ERemConExtSpeedDial:
       
   292                 // no event handling...just send the response
       
   293                 iState = EStateIgnoreCommand;
       
   294                 break;
       
   295 
       
   296             default:
       
   297                 ASSERT( EFalse );
       
   298             }
       
   299         // start the AO
       
   300         CompleteSelf();
       
   301         }
       
   302     TRACE_EXIT_POINT;
       
   303     }
       
   304 
       
   305 // ---------------------------------------------------------------------------
       
   306 // ?description_if_needed
       
   307 // ---------------------------------------------------------------------------
       
   308 //
       
   309 void CAlarmRemConEventsHandler::CompleteSelf()
       
   310     {
       
   311     TRACE_ENTRY_POINT;
       
   312     TRequestStatus* pStat = &iStatus;
       
   313     User::RequestComplete( pStat, KErrNone );
       
   314 
       
   315     if( IsAdded() && !IsActive() )
       
   316         {
       
   317         SetActive();
       
   318         }
       
   319     TRACE_EXIT_POINT;
       
   320     }
       
   321 
       
   322 // ---------------------------------------------------------------------------
       
   323 // ?description_if_needed
       
   324 // ---------------------------------------------------------------------------
       
   325 //
       
   326 void CAlarmRemConEventsHandler::StartL()
       
   327     {
       
   328     TRACE_ENTRY_POINT;
       
   329     if( !iRemConInterfaceSelector && !iRemConCallHandlingTarget )
       
   330         {
       
   331         // create the RemCon interface selector
       
   332         CRemConInterfaceSelector* selector = CRemConInterfaceSelector::NewL();
       
   333         CleanupStack::PushL( selector );
       
   334 
       
   335         // create the RemCon target
       
   336         CRemConCallHandlingTarget* target = CRemConCallHandlingTarget::NewL( *selector, *this );
       
   337         CleanupStack::PushL( target );
       
   338 
       
   339         // open a target session to RemCon
       
   340         selector->OpenTargetL();
       
   341         CleanupStack::Pop( 2, selector );
       
   342 
       
   343         // RemCon initialisation ok
       
   344         iRemConCallHandlingTarget = target;
       
   345         iRemConInterfaceSelector = selector;
       
   346 
       
   347         iState = EStateWaitingCommand;
       
   348         }
       
   349     TRACE_EXIT_POINT;
       
   350     }
       
   351 
       
   352 // ---------------------------------------------------------------------------
       
   353 // ?description_if_needed
       
   354 // ---------------------------------------------------------------------------
       
   355 //
       
   356 void CAlarmRemConEventsHandler::Stop()
       
   357     {
       
   358     TRACE_ENTRY_POINT;
       
   359     Cancel();
       
   360     Cleanup();
       
   361     TRACE_EXIT_POINT;
       
   362     }
       
   363 
       
   364 // ---------------------------------------------------------------------------
       
   365 // ?description_if_needed
       
   366 // ---------------------------------------------------------------------------
       
   367 //
       
   368 void CAlarmRemConEventsHandler::Cleanup()
       
   369     {
       
   370     TRACE_ENTRY_POINT;
       
   371     iState = EStateIdle;
       
   372     iRemConOperationID = -1;
       
   373     iRemConCallHandlingTarget = NULL; // owned by iRemConInterfaceSelector
       
   374     delete iRemConInterfaceSelector;
       
   375     iRemConInterfaceSelector = NULL;
       
   376     TRACE_EXIT_POINT;
       
   377     }
       
   378 
       
   379 
       
   380 // End of File