--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datasourcemodules/bluetoothgpspositioningmodule/btgpspsy/src/Utils/BTGPSPowerManager.cpp	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,179 @@
+// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+
+
+// INCLUDE FILES
+#include <e32std.h>
+#include "BTGPSPowerManager.h"
+#include "BTGPSConnectManager.h"
+#include "BTGPSPsyConnectionManager.h"
+#include "BTGPSDeviceManager.h"
+#include "BTGPSConstantsManager.h"
+#include "BTGPSRequestHandler.h"
+#include "BTGPSLogging.h"
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES  
+
+// CONSTANTS
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// ============================= LOCAL FUNCTIONS ===============================
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::NewL
+// -----------------------------------------------------------------------------
+CBTGPSPowerManager* CBTGPSPowerManager::NewL(
+        CBTGPSConnectManager& aConnectManager,
+        CBTGPSPsyConnectionManager& aPsyConnectionManager,
+        CBTGPSDeviceManager& aDeviceManager,
+        CBTGPSConstantsManager& aConstantsManager)
+    {
+    CBTGPSPowerManager* self = new (ELeave) CBTGPSPowerManager(
+        aConnectManager,
+        aPsyConnectionManager,
+        aDeviceManager,
+        aConstantsManager);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop();
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::~CBTGPSPowerManager
+// -----------------------------------------------------------------------------
+CBTGPSPowerManager::~CBTGPSPowerManager()
+    {
+    if(iTimer!=NULL)
+        {
+        iTimer->Cancel();
+        delete iTimer;
+        }
+    iPsyConnectionManager.RemoveListener(*this);
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::ConstructL
+// -----------------------------------------------------------------------------
+void CBTGPSPowerManager::ConstructL()
+    {
+    iPsyConnectionManager.AddListenerL(*this);
+    
+    //Construct timer
+    iTimer = CPeriodic::NewL(CActive::EPriorityStandard);
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::CBTGPSPowerManager
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+CBTGPSPowerManager::CBTGPSPowerManager(
+        CBTGPSConnectManager& aConnectManager,
+        CBTGPSPsyConnectionManager& aPsyConnectionManager,
+        CBTGPSDeviceManager& aDeviceManager,
+        CBTGPSConstantsManager& aConstantsManager)
+    : iConnectManager(aConnectManager),
+      iPsyConnectionManager(aPsyConnectionManager),
+      iDeviceManager(aDeviceManager),
+      iConstantsManager(aConstantsManager)
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::HandlePsyConnectionChange
+// -----------------------------------------------------------------------------
+void CBTGPSPowerManager::HandlePsyConnectionChange()
+    {
+    CheckTimer();
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::BTDeviceStatusChanged
+// -----------------------------------------------------------------------------
+void CBTGPSPowerManager::BTDeviceStatusChanged(
+            TInt /*aConnectStatus*/, 
+            TInt /*aDeviceType*/,
+            TInt /*aErr*/)
+    {
+    CheckTimer();
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::CheckTimer
+// -----------------------------------------------------------------------------
+void CBTGPSPowerManager::CheckTimer()
+    {
+    if( CBTGPSRequestHandler::ConstantsManager().iUtilisePowerSaving &&
+        iPsyConnectionManager.LocationRequestCount()==0 &&
+        iDeviceManager.DeviceConnectStatus() == EBTDeviceConnected &&
+        iDeviceManager.IsGpsConnected() ) 
+        {
+        if(!iTimer->IsActive())
+            {
+            TRACESTRING("CBTGPSPowerManager::CheckTimer timer start")
+            iTimer->Start(
+                iConstantsManager.iInactivityDelay,
+                iConstantsManager.iInactivityDelay,
+                TCallBack(TimerCallback, this));
+            }
+        }
+    else
+        {
+        TRACESTRING("CBTGPSPowerManager::CheckTimer timer cancel")
+        iTimer->Cancel();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::TimerTick
+// -----------------------------------------------------------------------------
+void CBTGPSPowerManager::TimerTick()
+    {
+    TRACESTRING("CBTGPSPowerManager::TimerTick start...")
+    //close connection
+    iTimer->Cancel();
+    iConnectManager.CancelConnecting();
+    TRACESTRING("CBTGPSPowerManager::TimerTick end")
+    }
+        
+// -----------------------------------------------------------------------------
+// CBTGPSPowerManager::TimerCallback
+// -----------------------------------------------------------------------------
+TInt CBTGPSPowerManager::TimerCallback(TAny* aAny)
+    {
+    reinterpret_cast<CBTGPSPowerManager*>(aAny)->TimerTick();
+    return KErrNone; 
+    }
+
+//  End of File
+
+
+