diff -r 4bc7b118b3df -r 397d00875918 tstaskmonitor/server/src/tsfswmonitor.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tstaskmonitor/server/src/tsfswmonitor.cpp	Thu May 27 13:11:12 2010 +0300
@@ -0,0 +1,139 @@
+/*
+* Copyright (c) 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:  ws monitor implementation
+ *
+*/
+
+
+#include "tsfswmonitor.h"
+#include "tsfswobservers.h"
+
+// --------------------------------------------------------------------------
+// CTsFswMonitor::~CTsFswMonitor
+// --------------------------------------------------------------------------
+//
+CTsFswMonitor::~CTsFswMonitor()
+    {
+    Cancel();
+    iWg.Close();
+    iWsSession.Close();
+    }
+
+// --------------------------------------------------------------------------
+// CTsFswMonitor::CTsFswMonitor
+// --------------------------------------------------------------------------
+//
+CTsFswMonitor::CTsFswMonitor(MTsFswTaskListObserver& aTaskListObserver) : CActive( EPriorityStandard ),
+    iTaskListObserver(&aTaskListObserver)
+    {
+    }
+
+// --------------------------------------------------------------------------
+// CTsFswMonitor::NewL
+// --------------------------------------------------------------------------
+//        
+CTsFswMonitor* CTsFswMonitor::NewL(MTsFswTaskListObserver& aTaskListObserver)
+    {
+    CTsFswMonitor* self = NewLC(aTaskListObserver);
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// --------------------------------------------------------------------------
+// CTsFswMonitor::NewLC
+// --------------------------------------------------------------------------
+//
+CTsFswMonitor* CTsFswMonitor::NewLC(MTsFswTaskListObserver& aTaskListObserver)
+    {
+    CTsFswMonitor* self = new ( ELeave ) CTsFswMonitor(aTaskListObserver);
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    return self;
+    }
+    
+// --------------------------------------------------------------------------
+// CTsFswMonitor::ConstructL
+// --------------------------------------------------------------------------
+//
+void CTsFswMonitor::ConstructL()
+    {
+    CActiveScheduler::Add( this );
+    //Create window server observer
+    ConstractObserverL();
+    Subscribe();
+    }
+
+
+// -----------------------------------------------------------------------------
+// Subscribe
+// -----------------------------------------------------------------------------
+//
+void CTsFswMonitor::Subscribe()
+    {
+    if( !IsActive() )
+        {
+        iWsSession.EventReady( &iStatus );
+        SetActive();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// ConstractObserverL
+// -----------------------------------------------------------------------------
+//
+void CTsFswMonitor::ConstractObserverL()
+{
+    User::LeaveIfError( iWsSession.Connect() );
+    iWg = RWindowGroup( iWsSession );
+    User::LeaveIfError( iWg.Construct( 
+                        reinterpret_cast<TUint32>( &iWg ) ) );
+    iWg.DisableFocusChangeEvents();
+    iWg.DisableModifierChangedEvents();
+    iWg.DisableOnEvents();
+    iWg.DisableScreenChangeEvents();
+
+    //enable notifications about group lists
+    User::LeaveIfError( iWg.EnableGroupListChangeEvents() );
+}
+
+void CTsFswMonitor::RunL()
+{
+    User::LeaveIfError( iStatus.Int() );
+    TWsEvent event;
+    iWsSession.GetEvent( event );
+    Subscribe();//new subscribtion has to be called after picking event
+    if( EEventWindowGroupListChanged == event.Type() /*|| EEventFocusGroupChanged == event.Type()*/ )
+        {
+        if ( iTaskListObserver )
+            {
+            iTaskListObserver->UpdateTaskList(); 
+            }
+        }
+}
+
+TInt CTsFswMonitor::RunError( TInt /*aError*/ )
+{
+    Subscribe();
+    return KErrNone;
+}
+
+void CTsFswMonitor::DoCancel()
+{
+    if( IsActive() )
+        {
+        iWsSession.EventReadyCancel();
+        }
+}
+
+// end of file