--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/homescreensrv_plat/ai_utilities_api/inc/aipspropertyobserver.h Wed Sep 01 12:22:09 2010 +0100
@@ -0,0 +1,86 @@
+/*
+* Copyright (c) 2005-2006 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: Publish and subscribe parameter observer implementation.
+*
+*/
+
+
+#ifndef MAIPSPROPERTYOBSERVER_H
+#define MAIPSPROPERTYOBSERVER_H
+
+// INCLUDES
+#include <e32base.h>
+
+// CLASS DECLARATION
+
+/**
+* It is the interface for handling property change events.
+*
+* @since S60 3.2
+*/
+class MAiPSPropertyObserver
+ {
+ public:
+
+ /**
+ * Get the current value of the key.
+ *
+ * @since S60 3.2
+ * @param aValue refrerence to an integer value of key
+ * @return integer value of the error.
+ */
+ virtual TInt Get( TInt& aValue) = 0;
+
+ /**
+ * Get the current value of the key.
+ *
+ * @since S60 3.2
+ * @param aString reference to an 8-bit descriptor of the key
+ * @return integer value of the error.
+ */
+ virtual TInt Get( TDes8& aString ) = 0;
+
+ /**
+ * Get the current value of the key.
+ *
+ * @since S60 3.2
+ * @param aString reference to an 16-bit descriptor of the key
+ * @return integer value of the error.
+ */
+ virtual TInt Get( TDes16& aString ) = 0;
+
+ /**
+ * Release the observer
+ */
+ virtual void Release() = 0;
+
+ protected:
+ ~MAiPSPropertyObserver() { }
+ };
+
+/**
+ * Helper for calling MAiPSPropertyObserver::Release() with NULL checking.
+ */
+inline void Release(MAiPSPropertyObserver* obj)
+ {
+ if (obj)
+ {
+ obj->Release();
+ }
+ }
+
+#endif // MAIPSPROPERTYOBSERVER_H
+
+// End of File
+