diff -r f3533f6eae3f -r 96df3ab41000 locationdataharvester/mylocationsengine/src/calendarsubscriber.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/locationdataharvester/mylocationsengine/src/calendarsubscriber.cpp	Wed Jun 23 18:07:15 2010 +0300
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2010 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: Subscribe source implementation for getting calendar status  
+ *              notification from publisher .
+ *
+ */
+#include "calendarsubscriber.h"
+#include <locationservicedefines.h>
+#include "mylocationlogger.h"
+const TUid KCalendarPropertyCat={0x10005901};
+enum TMyPropertyKeys {EMyPropertyInteger=0x1};
+
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::NewL()
+// -----------------------------------------------------------------------------
+//
+CCalendarSubscriber* CCalendarSubscriber::NewL(MNotifyChange* aNotifyChange)
+{
+    CCalendarSubscriber* self = CCalendarSubscriber::NewLC(aNotifyChange);
+    CleanupStack::Pop(self);
+    return self;
+}
+
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::NewLC()
+// -----------------------------------------------------------------------------
+//
+CCalendarSubscriber* CCalendarSubscriber::NewLC(
+        MNotifyChange* aNotifyChange)
+{
+    CCalendarSubscriber* self = new (ELeave) CCalendarSubscriber(
+            aNotifyChange);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    return self;
+}
+
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::ConstructL()
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CCalendarSubscriber::ConstructL()
+{
+    __TRACE_CALLSTACK;
+    CActiveScheduler::Add(this);
+    TInt ret = iProperty.Attach(KCalendarPropertyCat, EMyPropertyInteger);
+
+    if (KErrNone == ret)
+    {
+        SubscribeChangeNotiFication();
+
+    }
+}
+
+
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::SubscribeChangeNotiFication()
+// start subscribe for calendar entry
+// -----------------------------------------------------------------------------
+//
+void CCalendarSubscriber::SubscribeChangeNotiFication()
+{
+    __TRACE_CALLSTACK;
+    Cancel();
+    // resubscribe before processing new value to prevent missing updates
+    iProperty.Subscribe(iStatus);
+    SetActive();
+}
+
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::CCalendarSubscriber()
+// Default constructor .
+// -----------------------------------------------------------------------------
+//
+CCalendarSubscriber::CCalendarSubscriber(MNotifyChange* aNotifyChange) :
+    CActive(EPriorityStandard),
+    iNotifyChange(*aNotifyChange)
+    
+{
+}
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::~CCalendarSubscriber()
+// default destuctor.
+// -----------------------------------------------------------------------------
+//
+CCalendarSubscriber::~CCalendarSubscriber()
+{
+    __TRACE_CALLSTACK;  
+    Cancel();
+    iProperty.Close();
+    
+}
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::RunL()
+// Assyncronous request handler , on completion of notification
+// -----------------------------------------------------------------------------
+//
+void CCalendarSubscriber::RunL()
+{
+    __TRACE_CALLSTACK;
+    SubscribeChangeNotiFication();
+    // property updated, get new value
+    TInt value;
+    if ( KErrNone == iProperty.Get( value )  && value > 0)
+    {
+        iNotifyChange.SubscribeFromCalendarL( value );
+    }
+}
+// -----------------------------------------------------------------------------
+// CCalendarSubscriber::DoCancel()
+// Handels the error condition on assynchronous request
+// -----------------------------------------------------------------------------
+//
+void CCalendarSubscriber::DoCancel()
+{
+    __TRACE_CALLSTACK;
+    iProperty.Cancel();
+}
+
+//End of file
+