--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/upnpframework/upnpaiwprovider/src/upnpaiwenableexternalservice.cpp	Thu Dec 17 08:52:00 2009 +0200
@@ -0,0 +1,273 @@
+/*
+* Copyright (c) 2005-2007 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:  Implementation of the UpnpAiwEnableExternalService
+*
+*/
+
+
+#include <AiwMenu.h>
+#include <AiwCommon.hrh>
+#include <aknnotewrappers.h>
+#include <upnpaiwmenuresources.rsg>
+#include "upnpaiwengine.h"
+#include "upnpaiwenableexternalservice.h"
+
+_LIT( KComponentLogfile, "upnpaiwprovider.log" );
+#include "upnplog.h"
+
+// CONSTANTS
+_LIT( KResFileName, "\\resource\\upnpaiwmenuresources.rsc" );
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::NewL
+// NewL.
+// --------------------------------------------------------------------------
+CUPnPAiwEnableExternalService* CUPnPAiwEnableExternalService::NewL()
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::NewL" );
+
+    CUPnPAiwEnableExternalService* self = 
+                    new (ELeave) CUPnPAiwEnableExternalService;
+    CleanupStack::PushL( self );
+
+    self->ConstructL();
+
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::CUPnPAiwEnableExternalService
+// Constructor.
+// --------------------------------------------------------------------------
+CUPnPAiwEnableExternalService::CUPnPAiwEnableExternalService()
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::\
+CUPnPAiwEnableExternalService" );
+    }
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::~CUPnPAiwEnableExternalService
+// Destructor.
+// --------------------------------------------------------------------------
+CUPnPAiwEnableExternalService::~CUPnPAiwEnableExternalService()
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::\
+~CUPnPAiwEnableExternalService" );
+
+    // Release the engine instance
+    if( iEngine )
+        {
+
+        // If the UPnP is enabled, disable it
+        TInt engineState = KErrGeneral;
+        engineState = iEngine->EngineState();
+
+        if( engineState != EUPnPEngineNotConnected )
+            {
+            iEngine->DisableExternal();
+            }
+
+        CUPnPAiwEngine::ReleaseInstance();
+        iEngine = NULL;
+        }
+
+    // Set the client call back reference to NULL
+    iClient = NULL;
+    }
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::ConstructL
+// Second phase constructor.
+// --------------------------------------------------------------------------
+void CUPnPAiwEnableExternalService::ConstructL()
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::ConstructL" );
+
+    // Create the engine and register as an observer for call backs
+    iEngine = CUPnPAiwEngine::NewL();
+    }
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::HandleServiceCmdL
+// AIW Framework's method for handling service commands
+// --------------------------------------------------------------------------
+void CUPnPAiwEnableExternalService::HandleServiceCmdL( 
+                const TInt& aCmdId,
+                const CAiwGenericParamList& /*aInParamList*/,
+                CAiwGenericParamList& aOutParamList,
+                TUint /*aCmdOptions*/,
+                const MAiwNotifyCallback* aCallback )
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::\
+HandleServiceCmdL" );
+
+    // Cast the aCallback reference to non-const and store the reference
+    iClient = const_cast<MAiwNotifyCallback*>( aCallback );
+
+    if( aCmdId == KAiwCmdUPnPEnableExternal )
+        {
+
+        TInt status = KErrNone;
+
+        if( iEngine )
+            {
+            TInt engineState = KErrGeneral;
+            engineState = iEngine->EngineState();
+
+            if( engineState == EUPnPEngineNotConnected )
+                {
+                TRAP( status, iEngine->EnableExternalL() );
+                }
+            else
+                {
+                iEngine->DisableExternal();
+
+                __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService, \
+send stopped event." );
+                
+                // send STOPPED event
+                CAiwGenericParamList* emptyParamlist =
+                    CAiwGenericParamList::NewLC();
+                if( iClient )
+                    {
+                iClient->HandleNotifyL( KAiwCmdUPnPPlay,
+                                        KAiwEventStopped,
+                                        *emptyParamlist,
+                                        *emptyParamlist );
+                    }
+                CleanupStack::PopAndDestroy( emptyParamlist );
+                emptyParamlist = NULL;
+                }
+            }
+        else
+            {
+            status = KErrDied;
+            __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService, \
+engine is dead!" );
+            }
+
+        // Add the return value on the out param list
+        TAiwGenericParam statusParameter( EGenericParamError, status );
+        aOutParamList.AppendL( statusParameter );
+
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::InitializeMenuPaneL
+// AIW Framework's method for initialising the menu
+// --------------------------------------------------------------------------
+void CUPnPAiwEnableExternalService::InitializeMenuPaneL( 
+                CAiwMenuPane& aMenuPane,
+                TInt aIndex,
+                TInt /*aCascadeId*/,
+                const CAiwGenericParamList& /*aInParamList*/ )
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::\
+InitializeMenuPaneL" );
+    
+    // Update the drive letter to the path of the resource file name
+    TFileName resFile( KResFileName );
+    TFileName dllName;
+    Dll::FileName( dllName );
+    TBuf<2> drive = dllName.Left(2); // Drive letter followed by ':' 
+    resFile.Insert( 0, drive );
+
+    // Select the correct menu resource, depending on the state of Provider
+    if( iEngine )
+        {
+        TUPnPEngineState engineState = iEngine->EngineState();
+        if( engineState == EUPnPEngineNotConnected || 
+            engineState == EUPnPEngineConnectionLost )
+            {
+            aMenuPane.AddMenuItemsL( resFile,
+                                     R_AIW_ENABLE_EXTERNAL_MENU,
+                                     KAiwCmdUPnPEnableExternal,
+                                     aIndex );
+            }
+        else
+            {
+            aMenuPane.AddMenuItemsL( resFile,
+                                     R_AIW_DISABLE_EXTERNAL_MENU,
+                                     KAiwCmdUPnPEnableExternal,
+                                     aIndex );
+            }
+        }
+    }
+
+// --------------------------------------------------------------------------
+// CUPnPAiwEnableExternalService::HandleMenuCmdL
+// AIW Framework's method for handling menu commands
+// --------------------------------------------------------------------------
+void CUPnPAiwEnableExternalService::HandleMenuCmdL( 
+                TInt aMenuCmdId,
+                const CAiwGenericParamList& /*aInParamList*/,
+                CAiwGenericParamList& aOutParamList,
+                TUint /*aCmdOptions*/,
+                const MAiwNotifyCallback* aCallback )
+    {
+    __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService::\
+HandleMenuCmdL" );
+
+    // Cast the aCallback reference to non-const and store the reference
+    iClient = const_cast<MAiwNotifyCallback*>( aCallback );
+
+    TInt status = KErrNone;
+
+    if( iEngine )
+        {
+        TInt engineState = iEngine->EngineState();
+
+        if( aMenuCmdId == KAiwCmdUPnPEnableExternal )
+            {
+            if( engineState == EUPnPEngineNotConnected )
+                {
+                TRAP( status, iEngine->EnableExternalL() );
+                }
+            else
+                {
+                iEngine->DisableExternal();
+
+                __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService, \
+send stopped event." );
+
+                // send STOPPED event
+                CAiwGenericParamList* emptyParamlist =
+                    CAiwGenericParamList::NewLC();
+                if( iClient )
+                    {
+                iClient->HandleNotifyL( KAiwCmdUPnPPlay,
+                                        KAiwEventStopped,
+                                        *emptyParamlist,
+                                        *emptyParamlist );
+                    }
+                CleanupStack::PopAndDestroy( emptyParamlist );
+                emptyParamlist = NULL;
+                }
+            }
+        }
+    else
+        {
+        status = KErrDied;
+        __LOG( "[UpnpAiwProvider]\t CUPnPAiwEnableExternalService, \
+engine is dead!" );
+        }
+
+    // Add the return value on the out param list
+    TAiwGenericParam statusParameter( EGenericParamError, status );
+    aOutParamList.AppendL( statusParameter );
+    }
+
+// End of file