cellular/SSSettings/src/CSSSettingsActiveObject.cpp
changeset 0 ff3b6d0fd310
child 19 7d48bed6ce0c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cellular/SSSettings/src/CSSSettingsActiveObject.cpp	Tue Feb 02 01:11:09 2010 +0200
@@ -0,0 +1,152 @@
+/*
+* Copyright (c) 2004-2005 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:  Interface for Active object handling Pub&Sub notify events.
+*
+*/
+
+
+// INCLUDE FILES
+#include    "CSSSettingsActiveObject.h"
+#include    <e32property.h>
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::CSSSettingsActiveObject
+// -----------------------------------------------------------------------------
+//
+CSSSettingsActiveObject::CSSSettingsActiveObject(
+    const TUid aNotifyUid,
+    const TUint32 aNotifyKey,
+    MSSSettingsPubSubNotify& aNotifyHandler )
+:   CActive( CActive::EPriorityStandard ),
+    iNotifyUid ( aNotifyUid ),
+    iNotifyKey( aNotifyKey ),
+    iNotifyHandler( &aNotifyHandler ),
+    iNotify( EFalse )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::ConstructL
+// -----------------------------------------------------------------------------
+//
+void CSSSettingsActiveObject::ConstructL()
+    {
+    TInt err = iProperty.Attach(
+        iNotifyUid,
+        iNotifyKey );
+    User::LeaveIfError( err );
+    }
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::NewL
+// -----------------------------------------------------------------------------
+//
+CSSSettingsActiveObject* CSSSettingsActiveObject::NewL(
+    const TUid aNotifyUid,
+    const TUint32 aNotifyKey,
+    MSSSettingsPubSubNotify& aNotifyHandler )
+    {
+    CSSSettingsActiveObject* self = 
+        new ( ELeave ) CSSSettingsActiveObject(
+            aNotifyUid,
+            aNotifyKey,
+            aNotifyHandler );
+    
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::~CSSSettingsActiveObject
+// -----------------------------------------------------------------------------
+//
+CSSSettingsActiveObject::~CSSSettingsActiveObject()
+    {
+    Cancel();
+    iProperty.Close();
+    }
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::NotifyKeyChange
+// -----------------------------------------------------------------------------
+//
+TInt CSSSettingsActiveObject::NotifyKeyChange()
+    {
+    TInt err(KErrNone);
+    if ( iNotify || IsActive() )
+        {
+        // Notify already active, so return error code.
+        err = KErrInUse;
+        }
+    else
+        {
+        iProperty.Subscribe( iStatus );
+        SetActive();
+        iNotify = ETrue;
+        }
+    return err;
+    }
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::CancelNotifyCancelNotify
+// -----------------------------------------------------------------------------
+//
+void CSSSettingsActiveObject::CancelNotify()
+    {
+    Cancel();
+    }
+
+// -----------------------------------------------------------------------------
+// CSSSettingsActiveObject::RunL
+// -----------------------------------------------------------------------------
+//
+void CSSSettingsActiveObject::RunL()
+    {
+    TInt err = iStatus.Int();
+    if ( err != KErrCancel && !iNotify )
+        {
+        // Reset the notification.
+        iProperty.Subscribe( iStatus );
+        SetActive();
+        }
+    
+    if ( !err )
+        {
+        if ( iNotifyHandler )
+            {
+            iNotifyHandler->HandlePubSubNotify(
+                iNotifyUid,
+                iNotifyKey );
+            }
+        }
+    }
+
+// ---------------------------------------------------------
+// CSSSettingsActiveObject::DoCancel
+// ---------------------------------------------------------
+//
+void CSSSettingsActiveObject::DoCancel()
+    {
+    iNotify = EFalse;
+    iProperty.Cancel();
+    }
+
+//  End of File