diff -r c743ef5928ba -r f9ce957a272c taskswitcherapp/taskswitcherappecom/src/tsappecom.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/taskswitcherapp/taskswitcherappecom/src/tsappecom.cpp	Fri Mar 19 09:27:44 2010 +0200
@@ -0,0 +1,192 @@
+/*
+* Copyright (c) 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:  Taskswitcher application ecom plugin
+ *
+*/
+
+ 
+#include <e32property.h>
+#include <apgtask.h>
+#include <eikenv.h>
+
+#include "tsappecomconst.hrh"
+#include "tsappecom.h"
+
+// AknCapServer UID, used for P&S category
+const TUid KTaskswitcherStateCategory = { 0x10207218 };
+
+// Taskswitcher UI, used as P&S key
+const TUint KTaskswitcherStateKey = 0x2002677D;
+
+// Values for Taskswitcher launching P&S
+const TInt KTaskswitcherBackgroundValue = 1;
+const TInt KTaskswitcherForegroundValue = KTaskswitcherBackgroundValue << 1;
+const TInt KTaskswitcherLongAppKeyPressed = KTaskswitcherForegroundValue << 1;
+
+// Taskswitcher application UID, for checking if taskswitcher is running
+const TUid KTaskswitcherAppUidValue = { 0x2002677D };
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::CTsEcomPlugin()
+// Default constructor for first phase construction.
+// ---------------------------------------------------------------------------
+//
+CTsEcomPlugin::CTsEcomPlugin()
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::NewL()
+// Standard NewL.
+// ---------------------------------------------------------------------------
+//
+CTsEcomPlugin* CTsEcomPlugin::NewL()
+    {
+    CTsEcomPlugin* self = new ( ELeave ) CTsEcomPlugin;
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::ConstructL()
+// 2nd phase construction.
+// ---------------------------------------------------------------------------
+//
+void CTsEcomPlugin::ConstructL()
+    {    
+    DefineTaskswitcherStateProperty();
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::~CTsEcomPlugin()
+// Destructor.
+// ---------------------------------------------------------------------------
+//
+CTsEcomPlugin::~CTsEcomPlugin()
+    {
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::Show
+// ---------------------------------------------------------------------------
+//
+void CTsEcomPlugin::Show()
+    {
+    TInt value( 0 );
+    RProperty::Get( KTaskswitcherStateCategory, KTaskswitcherStateKey, value );
+    value &= ~KTaskswitcherBackgroundValue;
+    value |= KTaskswitcherForegroundValue;
+    value |= KTaskswitcherLongAppKeyPressed;
+    SetTaskswitcherStateProperty( value );  
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::Dismiss
+// ---------------------------------------------------------------------------
+//
+void CTsEcomPlugin::Dismiss()
+    {
+    TInt value( 0 );
+    RProperty::Get( KTaskswitcherStateCategory, KTaskswitcherStateKey, value );
+    value &= ~KTaskswitcherForegroundValue;
+    value |= KTaskswitcherBackgroundValue;
+    SetTaskswitcherStateProperty( value );  
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::HandleLongAppKeyPress
+// ---------------------------------------------------------------------------
+//
+void CTsEcomPlugin::HandleLongAppKeyPress()
+    {
+    TInt value( 0 );
+    RProperty::Get( KTaskswitcherStateCategory, KTaskswitcherStateKey, value );
+    value |= KTaskswitcherLongAppKeyPressed;
+    SetTaskswitcherStateProperty( value );    
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::HandleShortAppKeyPress
+// ---------------------------------------------------------------------------
+//
+void CTsEcomPlugin::HandleShortAppKeyPress()
+    { 
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::IsVisible
+// ---------------------------------------------------------------------------
+//
+TBool CTsEcomPlugin::IsVisible()
+    {
+    TInt value( 0 );
+    RProperty::Get( KTaskswitcherStateCategory, KTaskswitcherStateKey, value );
+    if ( value & KTaskswitcherForegroundValue )
+        {
+        return ETrue;
+        }
+    return EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// CTsEcomPlugin::IsReady
+// ---------------------------------------------------------------------------
+//
+TBool CTsEcomPlugin::IsReady()
+    {
+    TBool ret = EFalse;    
+    CEikonEnv* eikonEnv = CEikonEnv::Static();
+    
+    if ( eikonEnv )
+        {
+        TApaTaskList taskList( eikonEnv->WsSession() );
+        TApaTask task = taskList.FindApp( KTaskswitcherAppUidValue ); 
+    
+        if ( task.Exists() )
+            {
+            ret = ETrue;
+            }
+        }
+    
+    return ret;
+    }
+    
+// -----------------------------------------------------------------------------
+// CTsEcomPlugin::SetTaskswitcherStateProperty
+// -----------------------------------------------------------------------------
+//
+void CTsEcomPlugin::SetTaskswitcherStateProperty( TInt aValue )
+    {
+    if ( RProperty::Set( 
+            KTaskswitcherStateCategory, KTaskswitcherStateKey, aValue ) != KErrNone )
+        {
+        DefineTaskswitcherStateProperty();
+        RProperty::Set( KTaskswitcherStateCategory, KTaskswitcherStateKey, aValue );      
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CTsEcomPlugin::DefineTaskswitcherStateProperty
+// -----------------------------------------------------------------------------
+//
+void CTsEcomPlugin::DefineTaskswitcherStateProperty()
+    {
+    RProperty::Define( 
+        KTaskswitcherStateCategory, KTaskswitcherStateKey, RProperty::EInt );
+            
+    }
+
+// End of file