--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dosservices/dosserver/src/SaeSignalStrengthObserver.cpp	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,310 @@
+/*
+* Copyright (c) 2002-2008 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 "SaeSignalStrengthObserver.h"
+#include "saepubsubnotifier.h"
+#include "sae_debug.h"
+ 
+#include <sacls.h>
+#include <mmtsy_names.h>
+#include <e32svr.h>
+
+// EXTERNAL DATA STRUCTURES
+
+// EXTERNAL FUNCTION PROTOTYPES  
+
+// CONSTANTS
+const TInt8 KNetworkBarsUninitialized(-111);
+
+// MACROS
+
+// LOCAL CONSTANTS AND MACROS
+
+// MODULE DATA STRUCTURES
+
+// LOCAL FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::CSaeSignalStrengthObserver
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CSaeSignalStrengthObserver::CSaeSignalStrengthObserver( 
+    CSaePubSubNotifier* aNotifier ) : 
+    CActive( EPriorityStandard ),
+    iNotifier( aNotifier ), 
+    iSignalStrength( 0 ), 
+    iBar( KNetworkBarsUninitialized ),
+    iPreviousBar( KNetworkBarsUninitialized )
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CSaeSignalStrengthObserver::ConstructL()
+    {
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::ConstructL()" );
+    CActiveScheduler::Add( this );
+    
+	COM_TRACE_( "SAE: CSaeSignalStrengthObserver: Connecting to Etel server..." );
+
+    TInt err = iEtelServer.Connect();
+	if( err != KErrNone )
+		{
+		// Retry
+		User::LeaveIfError( iEtelServer.Connect() );
+		}
+
+	COM_TRACE_( "SAE: CSaeSignalStrengthObserver: Loading phone module..." );
+
+	err = iEtelServer.LoadPhoneModule( KMmTsyModuleName );
+	if( err != KErrNone )
+		{
+		// Retry
+		User::LeaveIfError( iEtelServer.LoadPhoneModule( KMmTsyModuleName ) );
+		}
+
+	COM_TRACE_( "SAE: CSaeSignalStrengthObserver: Opening sesion to RMobilePhone..." );
+
+    err = iMobilePhone.Open( iEtelServer, KMmTsyPhoneName );
+	if( err != KErrNone )
+		{
+		// Retry
+		User::LeaveIfError( iMobilePhone.Open( iEtelServer, KMmTsyPhoneName ) );
+		}
+    
+    // Issue first request
+    Receive();
+    
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::ConstructL() return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CSaeSignalStrengthObserver* CSaeSignalStrengthObserver::NewL( 
+    CSaePubSubNotifier* aNotifier )
+    {
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::CSaeSignalStrengthObserver()" );
+    CSaeSignalStrengthObserver* self = new( ELeave ) CSaeSignalStrengthObserver( aNotifier );
+    
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop();
+
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::CSaeSignalStrengthObserver() return self" );
+    return self;
+    }
+
+    
+// Destructor
+CSaeSignalStrengthObserver::~CSaeSignalStrengthObserver()
+    {
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::~CSaeSignalStrengthObserver()" );
+    Cancel();
+    iMobilePhone.Close();
+    iEtelServer.Close();
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::~CSaeSignalStrengthObserver() return void" );
+    }
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::Receive
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CSaeSignalStrengthObserver::Receive()
+    {
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::Receive()" );
+    if ( IsActive() )
+        { 
+        COM_TRACE_( "SAE: CSaeSignalStrengthObserver::Receive() allready request pending..." );
+        return;
+        }
+    else
+        {
+        iMobilePhone.GetSignalStrength( iStatus, iSignalStrength, iBar );
+        SetActive();      
+        } 
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::Receive() return void." );
+    }
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::IssueRequest
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CSaeSignalStrengthObserver::IssueRequest()
+    {
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::IssueRequest()" );
+    if ( IsActive() )
+        { 
+        COM_TRACE_( "SAE: CSaeSignalStrengthObserver::IssueRequest() allready request pending... return void." );
+        return;
+        }
+    else
+        {
+        iMobilePhone.NotifySignalStrengthChange( iStatus, iSignalStrength, iBar );
+        } 
+    SetActive(); 
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::IssueRequest() return void." );
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::DoCancel
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CSaeSignalStrengthObserver::DoCancel()
+    {
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::DoCancel()" );
+    if ( IsActive() )
+        {  
+        if ( iPreviousBar == KNetworkBarsUninitialized )
+            {
+            iMobilePhone.CancelAsyncRequest( EMobilePhoneGetSignalStrength );
+            }
+        else
+            {
+            iMobilePhone.CancelAsyncRequest( EMobilePhoneNotifySignalStrengthChange );
+            }
+        }
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::DoCancel() return void." );
+    }
+
+// -----------------------------------------------------------------------------
+// CSaeSignalStrengthObserver::RunL
+// ?implementation_description
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CSaeSignalStrengthObserver::RunL()
+    {
+    COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL(), bars: %d", iBar );
+
+    TInt availability( ESANetworkAvailable );
+    TInt strength( ESANetworkStrengthNone );
+    
+    if ( iStatus != KErrNone )
+        {
+        COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL() request failed %d", iStatus.Int() );
+        }
+    
+    // Reissue request
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::RunL(), reissue request" );
+    IssueRequest();
+    
+    if ( iPreviousBar != iBar )
+        {
+        iPreviousBar = iBar;
+        
+        switch ( iBar )
+            {
+            case 0:
+                {
+                availability = ESANetworkUnAvailable;    
+                strength = ESANetworkStrengthNone;  
+                }
+            break;
+            
+            case 1:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthLow;  
+                }
+    		break;
+
+        	case 2:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthLow;  
+                }
+       		break;
+
+        	case 3:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthMedium;  
+                }
+			break;
+
+    		case 4:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthMedium;  
+                }
+            break;
+            
+            case 5:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthMedium;  
+                }
+            break;
+            
+            case 6:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthHigh;  
+                }
+            break;
+            
+            case 7:
+                {
+                availability = ESANetworkAvailable;    
+                strength = ESANetworkStrengthHigh;  
+                }
+            break;
+            }
+        
+        TInt ret(0);
+        
+        ret = iNotifier->NotifyPubSub( KUidNetworkStatus, availability );
+        COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():KUidNetworkStatus: availability == %d", availability );        
+        COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():ret == %d", ret );        
+        
+        ret = iNotifier->NotifyPubSub( KUidNetworkStrength, strength );
+        COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():KUidNetworkStrength: strength == %d", strength );
+        COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():ret == %d", ret ); 
+        ret = ret; // to suppress warning 'variable not used'                      
+        }
+    else
+        {
+        COM_TRACE_( "SAE: CSaeSignalStrengthObserver::RunL(), same state as on last notif., do not update states" );
+        }
+        
+    COM_TRACE_( "SAE: CSaeSignalStrengthObserver::RunL(), return void." );
+    }
+
+//  End of File