lbs/common/src/ctlbsdoposupdate.cpp
branchSymbian2
changeset 1 8758140453c0
child 6 c108117318cb
equal deleted inserted replaced
0:e8c1ea2c6496 1:8758140453c0
       
     1 // Copyright (c) 2006-2009 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 the License "Symbian Foundation License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // ao wrapper around the a-gps mgr function NotifyPositionUpdate
       
    15 // 
       
    16 //
       
    17 
       
    18 
       
    19 
       
    20 /**
       
    21  @file ctlbsdoposupd.cpp
       
    22 */
       
    23 
       
    24 #include "ctlbsdoposupdate.h"
       
    25 #include "tlbsutils.h"
       
    26 
       
    27 
       
    28 CT_LbsDoPosUpdate* CT_LbsDoPosUpdate::NewL(MT_LbsDoPosUpdateObserver* aObserver, TPositionModuleInfo::TTechnologyType aTechnologyType)
       
    29 /**
       
    30  *	'public constructor' may leave
       
    31  */
       
    32 	{
       
    33 	TPositionCriteria dummyCritera;
       
    34 	CT_LbsDoPosUpdate* doPosUpdate = new(ELeave)CT_LbsDoPosUpdate(aObserver);
       
    35 	CleanupStack::PushL(doPosUpdate);
       
    36 	doPosUpdate->ConstructL(EOpenSubSessionByModuleId,aTechnologyType,dummyCritera);
       
    37 	CleanupStack::Pop(doPosUpdate);
       
    38 
       
    39 	return doPosUpdate;
       
    40 	}
       
    41 
       
    42 
       
    43 CT_LbsDoPosUpdate* CT_LbsDoPosUpdate::NewL(MT_LbsDoPosUpdateObserver* aObserver, const TPositionCriteriaBase& aCriteria)
       
    44 /**
       
    45  *	'public constructor' may leave
       
    46  */
       
    47 	{
       
    48 	TUint dummyTechnologyType = TPositionModuleInfo::ETechnologyUnknown;
       
    49 	CT_LbsDoPosUpdate* doPosUpdate = new(ELeave)CT_LbsDoPosUpdate(aObserver);
       
    50 	CleanupStack::PushL(doPosUpdate);
       
    51 	doPosUpdate->ConstructL(EOpenSubSessionByCriteria,dummyTechnologyType,aCriteria);
       
    52 	CleanupStack::Pop(doPosUpdate);
       
    53 
       
    54 	return doPosUpdate;
       
    55 	}
       
    56 
       
    57 
       
    58 CT_LbsDoPosUpdate::CT_LbsDoPosUpdate(MT_LbsDoPosUpdateObserver* aObserver) : CActive(EPriorityStandard), iObserver(aObserver)
       
    59 /**
       
    60  * 	Constructor - will not leave
       
    61  */
       
    62 	{ 	
       
    63 	CActiveScheduler::Add(this);
       
    64 	}
       
    65 
       
    66 
       
    67 void CT_LbsDoPosUpdate::OpenPositioner(TPositionModuleInfo::TTechnologyType aTechnologyType)
       
    68 	{
       
    69 	// Open the positioner.
       
    70 	if(TPositionModuleInfo::ETechnologyUnknown == aTechnologyType)	// use default 
       
    71 		{
       
    72 		User::LeaveIfError(iPositioner.Open(iServer));
       
    73 		}
       
    74 	else if(TPositionModuleInfo::ETechnologyTerminal == aTechnologyType)
       
    75 		{
       
    76 		T_LbsUtils utils;
       
    77 		// Get position using Agps module
       
    78 		TPositionModuleId moduleId;
       
    79 		moduleId = utils.GetAGpsModuleIdL(iServer);
       
    80 		User::LeaveIfError(iPositioner.Open(iServer, moduleId));	
       
    81 		}
       
    82 	else if(TPositionModuleInfo::ETechnologyNetwork == aTechnologyType)
       
    83 		{
       
    84 		T_LbsUtils utils;
       
    85 		// Get position using network module
       
    86 		TPositionModuleId moduleId;
       
    87 		moduleId = utils.GetNetworkModuleIdL(iServer);
       
    88 		User::LeaveIfError(iPositioner.Open(iServer, moduleId));	
       
    89 		}
       
    90 	else
       
    91 		{
       
    92 		__ASSERT_ALWAYS(EFalse, User::Panic(KCT_LbsDoPosUpdate, KErrNotSupported));	// not supported yet
       
    93 		}
       
    94 	}
       
    95 	
       
    96 void CT_LbsDoPosUpdate::ClosePositioner(void)
       
    97 	{
       
    98 	iPositioner.Close();
       
    99 	}
       
   100 	
       
   101 void CT_LbsDoPosUpdate::ConnectServer()
       
   102 	{
       
   103 	User::LeaveIfError(iServer.Connect());
       
   104 	}
       
   105 
       
   106 void CT_LbsDoPosUpdate::CloseServer()
       
   107 	{
       
   108 	iServer.Close();
       
   109 	}
       
   110 	
       
   111 void CT_LbsDoPosUpdate::ConstructL(TOpenSubSessionType aOpenSubSessionType,TPositionModuleInfo::TTechnologyType aTechnologyType, const TPositionCriteriaBase& aCriteria)
       
   112 	{
       
   113 	// Connect to the LBS self locate server.
       
   114 	User::LeaveIfError(iServer.Connect());
       
   115 	
       
   116 	if(aOpenSubSessionType == EOpenSubSessionByModuleId)
       
   117 		{
       
   118 		OpenPositioner(aTechnologyType);
       
   119 		}
       
   120 	
       
   121 	else if(aOpenSubSessionType == EOpenSubSessionByCriteria)
       
   122 		{
       
   123 		User::LeaveIfError(iPositioner.Open(iServer, aCriteria));
       
   124 		}
       
   125 	
       
   126 	// set requester will be removed, don't forget the pushl above
       
   127 	User::LeaveIfError(iPositioner.SetRequestor(	CRequestor::ERequestorService,
       
   128 													CRequestor::EFormatApplication,
       
   129 	    											_L("Tom Tom")));
       
   130 	
       
   131 	}
       
   132 	
       
   133 
       
   134 CT_LbsDoPosUpdate::~CT_LbsDoPosUpdate()
       
   135 /**
       
   136  * 	Destructor
       
   137  */
       
   138 	{
       
   139 	Cancel();
       
   140 
       
   141 	iPositioner.Close();
       
   142 	iServer.Close();
       
   143 	}
       
   144 
       
   145 
       
   146 TInt CT_LbsDoPosUpdate::SetOptions(const TPositionUpdateOptionsBase& aPosOption)
       
   147 	{
       
   148 	return iPositioner.SetUpdateOptions(aPosOption);
       
   149 	}
       
   150 
       
   151 
       
   152 void CT_LbsDoPosUpdate::StartL(TPositionInfo& aPosInfo)
       
   153 /**
       
   154  * 	wrapper for async  function RLbsPositionUpdates::NotifyPositionUpdate(). 
       
   155  *  Will panic if there's another outstanding request.
       
   156  */
       
   157 	{	
       
   158 	__ASSERT_ALWAYS(!IsActive(), User::Panic(KCT_LbsDoPosUpdate, KErrInUse));
       
   159 
       
   160 	// Invoke the position update.	
       
   161 	iPositioner.NotifyPositionUpdate(aPosInfo, iStatus);
       
   162 	SetActive();
       
   163 	}
       
   164 
       
   165 void CT_LbsDoPosUpdate::CancelRequest()
       
   166 	{
       
   167 	// To allow us to cancel the request but not the active object, normally Cancel() would be used.
       
   168 	DoCancel();	
       
   169 	}
       
   170 
       
   171 void CT_LbsDoPosUpdate::DoCancel()
       
   172 	{	
       
   173 	iPositioner.CancelRequest(EPositionerNotifyPositionUpdate);
       
   174 	}
       
   175 
       
   176 
       
   177 void CT_LbsDoPosUpdate::RunL()
       
   178 	{
       
   179 	TInt err = iStatus.Int();
       
   180 	
       
   181 	// iStatus will contain error code
       
   182 	// async request completed. Notify caller via callback:
       
   183 	if (iObserver)
       
   184 		{
       
   185 		iObserver->MT_LbsDoPosUpdateCallback(iStatus);
       
   186 		}
       
   187 	}
       
   188 
       
   189 TInt CT_LbsDoPosUpdate::RunError(TInt aError)
       
   190 	{
       
   191 	return aError;
       
   192 	}
       
   193 
       
   194 TInt CT_LbsDoPosUpdate::CompleteRequest(TInt aRequestId)
       
   195 	{
       
   196 	return iPositioner.CompleteRequest(aRequestId);
       
   197 	}