datasourcemodules/bluetoothgpspositioningmodule/btgpspsy/src/RequestHandler/BTGPSRequestHandler.cpp
changeset 0 9cfd9a3ee49c
equal deleted inserted replaced
-1:000000000000 0:9cfd9a3ee49c
       
     1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 
       
    17 
       
    18 // INCLUDE FILES
       
    19 #include <bt_sock.h>
       
    20 #include <lbserrors.h>
       
    21 
       
    22 #include "BTGPSPanic.h"
       
    23 #include "BTGPSRequestHandler.h"
       
    24 #include "BTGPSConstantsManager.h"
       
    25 #include "BTGPSSettingManager.h"
       
    26 #include "BTGPSDeviceManager.h"
       
    27 #include "BTGPSConnectManager.h"
       
    28 #include "BTGPSMessageSender.h"
       
    29 #include "BTGPSInitManager.h"
       
    30 #include "BTGPSRequestManager.h"
       
    31 #include "BTGPSPsyConnectionManager.h"
       
    32 #include "BTGPSNokDeviceHandler.h"
       
    33 #include "BTGPSEnvChangeHandler.h"
       
    34 #include "BTGPSModuleStatusHandler.h"
       
    35 #include "BTGPSPowerManager.h"
       
    36 #include "BTGPSPositionerExt.h"
       
    37 #include "BTGPSLogging.h"
       
    38 #include "btgpsdevicelistmanager.h"
       
    39 
       
    40 //  CONSTANTS
       
    41 			
       
    42 // ============================ MEMBER FUNCTIONS ===============================
       
    43 
       
    44 // -----------------------------------------------------------------------------
       
    45 // CBTGPSRequestHandler::NewL
       
    46 // Two-phased constructor.
       
    47 // -----------------------------------------------------------------------------
       
    48 //
       
    49 CBTGPSRequestHandler* CBTGPSRequestHandler::NewL()
       
    50     {
       
    51     CBTGPSRequestHandler* self = new( ELeave ) CBTGPSRequestHandler;
       
    52     
       
    53     CleanupStack::PushL( self );
       
    54     self->ConstructL();
       
    55     CleanupStack::Pop();
       
    56 
       
    57     return self;
       
    58     }
       
    59 
       
    60 // -----------------------------------------------------------------------------
       
    61 // CBTGPSRequestHandler::CBTGPSRequestHandler
       
    62 // C++ default constructor can NOT contain any code, that
       
    63 // might leave.
       
    64 // -----------------------------------------------------------------------------
       
    65 //
       
    66 CBTGPSRequestHandler::CBTGPSRequestHandler()
       
    67     {
       
    68     }
       
    69 
       
    70     
       
    71 // -----------------------------------------------------------------------------
       
    72 // CBTGPSRequestHandler::ConstructL
       
    73 // Symbian 2nd phase constructor can leave.
       
    74 // -----------------------------------------------------------------------------
       
    75 //
       
    76 void CBTGPSRequestHandler::ConstructL()
       
    77     {
       
    78     TRACESTRING("CBTGPSRequestHandler::ConstructL start...")
       
    79     //Construct Constants Mangaer
       
    80     iConstantsManager = CBTGPSConstantsManager::NewL();
       
    81     
       
    82     //Construct the Device List Manager
       
    83     iDeviceListManager = CBTGPSDeviceListManager::NewL();
       
    84     
       
    85     //Construct Setting Manager
       
    86     iSettingManager = CBTGPSSettingManager::NewL();
       
    87     
       
    88     //Construct BT Device Manager
       
    89     iDeviceManager = CBTGPSDeviceManager::NewL();
       
    90     iDeviceManager->AddListenerL(*this);
       
    91     
       
    92     //Construct connection manager
       
    93     iConnectManager = CBTGPSConnectManager::NewL(
       
    94         *iSettingManager,
       
    95         *iDeviceManager,
       
    96         *iConstantsManager,
       
    97         *iDeviceListManager);
       
    98     
       
    99     //Construct init manager
       
   100     iInitManager = CBTGPSInitManager::NewL(
       
   101         *iConnectManager,
       
   102         *iDeviceManager,
       
   103         *iSettingManager);
       
   104 
       
   105     //Construct request manager
       
   106     iRequestManager = CBTGPSRequestManager::NewL(
       
   107         *iConnectManager,
       
   108         *iConstantsManager);
       
   109     iRequestManager->AddListenerL(*this);
       
   110       
       
   111     //Construct PSY connection manager
       
   112     iPsyConnectionManager = CBTGPSPsyConnectionManager::NewL();
       
   113     
       
   114     //Construct Nok device handler
       
   115     iNokDeviceHandler = CBTGPSNokDeviceHandler::NewL(
       
   116         *iConnectManager,
       
   117         *iSettingManager,
       
   118         *iConstantsManager,
       
   119         *iDeviceManager,
       
   120         *iDeviceListManager);
       
   121     
       
   122     //Module status handler
       
   123     iModuleStatusHandler = CBTGPSModuleStatusHandler::NewL(
       
   124         *iPsyConnectionManager,
       
   125         *iDeviceManager,
       
   126         *iRequestManager);
       
   127         
       
   128     //Power manager
       
   129     iPowerManager = CBTGPSPowerManager::NewL(
       
   130         *iConnectManager,
       
   131         *iPsyConnectionManager,
       
   132         *iDeviceManager,
       
   133         *iConstantsManager);
       
   134         
       
   135     //Construct Environment change handler
       
   136     iEnvChangeHandler = CBTGPSEnvChangeHandler::NewL(*iRequestManager);
       
   137     TRACESTRING("CBTGPSRequestHandler::ConstructL end")
       
   138     }
       
   139 
       
   140 // -----------------------------------------------------------------------------
       
   141 // CBTGPSRequestHandler::~CBTGPSRequestHandler
       
   142 // Destructor.
       
   143 // -----------------------------------------------------------------------------
       
   144 CBTGPSRequestHandler::~CBTGPSRequestHandler()
       
   145     {
       
   146     if(iDeviceManager != NULL)
       
   147         {
       
   148         iDeviceManager->RemoveListener(*this);
       
   149         }
       
   150         
       
   151     if(iRequestManager!=NULL)
       
   152         {
       
   153         iRequestManager->RemoveListener(*this);
       
   154         }
       
   155 
       
   156     delete iDeviceListManager;    
       
   157     delete iEnvChangeHandler;
       
   158     delete iPowerManager;
       
   159     delete iModuleStatusHandler;
       
   160     delete iNokDeviceHandler;
       
   161     delete iPsyConnectionManager;
       
   162     delete iRequestManager;
       
   163     delete iInitManager;
       
   164     delete iConnectManager;
       
   165     delete iDeviceManager;
       
   166     delete iSettingManager;
       
   167     delete iConstantsManager;
       
   168     Dll::SetTls(NULL);
       
   169     }
       
   170 
       
   171 // -----------------------------------------------------------------------------
       
   172 // CBTGPSRequestHandler::GetInstanceL
       
   173 // -----------------------------------------------------------------------------
       
   174 //
       
   175 CBTGPSRequestHandler * CBTGPSRequestHandler::GetInstanceL()
       
   176     {
       
   177     //Have we loaded the request handler already
       
   178     if ( !Dll::Tls() ) 
       
   179         {
       
   180         CBTGPSRequestHandler * theHandler = CBTGPSRequestHandler::NewL();
       
   181         Dll::SetTls(theHandler);
       
   182         }
       
   183 
       
   184     return reinterpret_cast<CBTGPSRequestHandler*>(Dll::Tls());
       
   185     }
       
   186 
       
   187 // -----------------------------------------------------------------------------
       
   188 // CBTGPSRequestHandler::Instance
       
   189 // -----------------------------------------------------------------------------
       
   190 CBTGPSRequestHandler& CBTGPSRequestHandler::Instance()
       
   191     {
       
   192     if(!Dll::Tls())
       
   193         {
       
   194         Panic(EPanicSingletonNotConstructed);
       
   195         }
       
   196     return *(reinterpret_cast<CBTGPSRequestHandler*>(Dll::Tls()));
       
   197     }
       
   198 
       
   199 // -----------------------------------------------------------------------------
       
   200 // CBTGPSRequestHandler::ConstantsManager
       
   201 // -----------------------------------------------------------------------------
       
   202 CBTGPSConstantsManager& CBTGPSRequestHandler::ConstantsManager()
       
   203     {
       
   204     return *(Instance().iConstantsManager);
       
   205     }
       
   206 
       
   207 // -----------------------------------------------------------------------------
       
   208 // CBTGPSRequestHandler::AcquireLocation
       
   209 // -----------------------------------------------------------------------------
       
   210 void CBTGPSRequestHandler::AcquireLocation(MBTGPSPositionerExt* aPSY)
       
   211     {
       
   212     TRACESTRING("CBTGPSRequestHandler::AcquireLocation start...")
       
   213     //tries to acquire locaiton
       
   214     TRAPD(err, AcquireLocationL(aPSY));
       
   215     if(err!=KErrNone)
       
   216         {
       
   217         //Convert error code
       
   218         if(err == KErrCouldNotConnect)
       
   219             {
       
   220             err = KPositionQualityLoss;
       
   221             }
       
   222             
       
   223         //if function leaves, then complete request with error code
       
   224         CompleteRequest(*aPSY, err);
       
   225         }
       
   226     TRACESTRING("CBTGPSRequestHandler::AcquireLocation end")
       
   227     }
       
   228 
       
   229 // -----------------------------------------------------------------------------
       
   230 // CBTGPSRequestHandler::AcquireLocation
       
   231 // -----------------------------------------------------------------------------
       
   232 void CBTGPSRequestHandler::AcquireLocationL(MBTGPSPositionerExt* aPSY)
       
   233     {
       
   234     //Make location request to connection manager
       
   235     iPsyConnectionManager->AcquireLocation(aPSY);
       
   236 
       
   237     //Connect to GPS
       
   238     User::LeaveIfError(iConnectManager->Connecting());
       
   239 
       
   240     //Retrieve Fix
       
   241     iRequestManager->RetrieveFixL();
       
   242     
       
   243     }
       
   244 
       
   245 // -----------------------------------------------------------------------------
       
   246 // CBTGPSRequestHandler::CancelAcquireLocation
       
   247 // -----------------------------------------------------------------------------
       
   248 void CBTGPSRequestHandler::CancelAcquireLocation(
       
   249                                     MBTGPSPositionerExt* aPSY)
       
   250 {
       
   251     TRACESTRING("CBTGPSRequestHandler::CancelAcquireLocation start...")
       
   252     //Cancel location request from connection manager
       
   253     iPsyConnectionManager->CancelAcquireLocation(aPSY);
       
   254 
       
   255     if(iPsyConnectionManager->LocationRequestCount() == 0)
       
   256         {
       
   257         //When no location request, stop retrieving fix
       
   258         iRequestManager->StopRetrievingFix();
       
   259         }
       
   260     TRACESTRING("CBTGPSRequestHandler::CancelAcquireLocation end")
       
   261 }
       
   262 
       
   263 // -----------------------------------------------------------------------------
       
   264 // CBTGPSRequestHandler::RegisterPSYL
       
   265 // -----------------------------------------------------------------------------
       
   266 void CBTGPSRequestHandler::RegisterPSYL(MBTGPSPositionerExt* aPSY)
       
   267     {
       
   268     TRACESTRING("CBTGPSRequestHandler::RegisterPSYL start...")
       
   269     //Register the psy
       
   270     iPsyConnectionManager->RegisterPSYL(aPSY);
       
   271     
       
   272     //Reconnecting to GPS and try to recover from error states
       
   273     iConnectManager->Reconnecting();
       
   274     
       
   275     //Set NMEA index
       
   276     aPSY->SetInitialNmeaBufferBottom(
       
   277         iRequestManager->GetPreviousNmeaBufferBottom());
       
   278         
       
   279     TRACESTRING2("Initial NMEA Buffer Bottom: %d", 
       
   280         iRequestManager->GetPreviousNmeaBufferBottom());
       
   281     TRACESTRING("CBTGPSRequestHandler::RegisterPSYL end")
       
   282     }
       
   283 
       
   284 // -----------------------------------------------------------------------------
       
   285 // CBTGPSRequestHandler::UnregisterPSY
       
   286 // -----------------------------------------------------------------------------
       
   287 void CBTGPSRequestHandler::UnregisterPSY(MBTGPSPositionerExt* aPSY)
       
   288     {
       
   289     TRACESTRING("CBTGPSRequestHandler::UnregisterPSY start...")
       
   290     //Unregister PSY
       
   291     iPsyConnectionManager->UnregisterPSY(aPSY);
       
   292 
       
   293     //If no PSY is connected, then delete this instance
       
   294     if ( iPsyConnectionManager->Count() == 0 )
       
   295         {
       
   296         //Report device status before destruction
       
   297         TPositionModuleStatus moduleStatus;
       
   298         moduleStatus.SetDataQualityStatus(TPositionModuleStatus::EDataQualityUnknown);
       
   299         moduleStatus.SetDeviceStatus(TPositionModuleStatus::EDeviceInactive);
       
   300         aPSY->ReportStatus(moduleStatus);
       
   301         
       
   302         delete this;
       
   303         }
       
   304     TRACESTRING("CBTGPSRequestHandler::UnregisterPSY end")
       
   305     }
       
   306 
       
   307 // -----------------------------------------------------------------------------
       
   308 // CBTGPSRequestHandler::TrackingSessionStart
       
   309 // -----------------------------------------------------------------------------
       
   310 void CBTGPSRequestHandler::TrackingSessionStartL(
       
   311     MBTGPSPositionerExt* aPSY,
       
   312     const TTimeIntervalMicroSeconds& aInterval)
       
   313     {
       
   314     TRACESTRING("CBTGPSRequestHandler::TrackingSessionStartL start...")
       
   315     iPsyConnectionManager->TrackingSessionStartL(aPSY, aInterval);
       
   316     TRACESTRING("CBTGPSRequestHandler::TrackingSessionStartL end")
       
   317     }
       
   318 
       
   319 // -----------------------------------------------------------------------------
       
   320 // CBTGPSRequestHandler::TrackingSessionStop
       
   321 // -----------------------------------------------------------------------------
       
   322 void CBTGPSRequestHandler::TrackingSessionStop(
       
   323                                     MBTGPSPositionerExt* aPSY)
       
   324     {
       
   325     TRACESTRING("CBTGPSRequestHandler::TrackingSessionStop start...")
       
   326     iPsyConnectionManager->TrackingSessionStop(aPSY);
       
   327     TRACESTRING("CBTGPSRequestHandler::TrackingSessionStop end")
       
   328     }
       
   329             
       
   330 // -----------------------------------------------------------------------------
       
   331 // CBTGPSRequestHandler::LastLocation
       
   332 // -----------------------------------------------------------------------------
       
   333 TInt CBTGPSRequestHandler::LastLocation(
       
   334                                          const CBTGPSFix*& aFix,
       
   335                                          const TTime& aMaxAge,
       
   336                                          const TBool aAcceptPartial)
       
   337     {
       
   338     return iRequestManager->LastLocation(aFix, aMaxAge, aAcceptPartial);
       
   339     }
       
   340 
       
   341 // -----------------------------------------------------------------------------
       
   342 // CBTGPSRequestHandler::CompleteRequest
       
   343 // -----------------------------------------------------------------------------
       
   344 void CBTGPSRequestHandler::CompleteRequest(
       
   345             MBTGPSPositionerExt& aPSY, 
       
   346             TInt aErr)
       
   347     {
       
   348     iPsyConnectionManager->CompleteRequest(aPSY, aErr);
       
   349     }
       
   350 
       
   351 // -----------------------------------------------------------------------------
       
   352 // CBTGPSRequestHandler::CompleteAllRequests
       
   353 // -----------------------------------------------------------------------------
       
   354 void CBTGPSRequestHandler::CompleteAllRequests(TInt aErr)
       
   355     {
       
   356     iPsyConnectionManager->CompleteAllRequests(aErr);
       
   357     }
       
   358 
       
   359 // -----------------------------------------------------------------------------
       
   360 // CBTGPSRequestHandler::HandleLocationFixAvailable
       
   361 // -----------------------------------------------------------------------------
       
   362 //
       
   363 void CBTGPSRequestHandler::HandleLocationFixUpdate(const CBTGPSFix& aFix)
       
   364     {
       
   365     iPsyConnectionManager->LocationFixUpdate(aFix);
       
   366 
       
   367     if(iPsyConnectionManager->LocationRequestCount() == 0)
       
   368         {
       
   369         //If no location request, then stop retrieving fix
       
   370         iRequestManager->StopRetrievingFix();
       
   371         }
       
   372     }
       
   373 
       
   374 // -----------------------------------------------------------------------------
       
   375 // CBTGPSRequestHandler::BTDeviceStatusChanged
       
   376 // -----------------------------------------------------------------------------
       
   377 void CBTGPSRequestHandler::BTDeviceStatusChanged(
       
   378             TInt aConnectStatus, 
       
   379             TInt /*aDeviceType*/,
       
   380             TInt aErr)
       
   381     {
       
   382     if(aConnectStatus==EBTDeviceConnectError || 
       
   383         aConnectStatus == EBTDeviceDisconnected )
       
   384         {
       
   385         //When connect error or disconnected, then we complete all 
       
   386         //request with error KErrQualityLoss
       
   387         if(aErr!=KErrNoMemory)
       
   388             {
       
   389             aErr = KPositionQualityLoss;
       
   390             }
       
   391         CompleteAllRequests(aErr);
       
   392         }
       
   393     }
       
   394 
       
   395 
       
   396 //  End of File
       
   397