uiresources_pub/scalable_icons_api/inc/AknIconObserver.h
changeset 0 05e9090e2422
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiresources_pub/scalable_icons_api/inc/AknIconObserver.h	Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,72 @@
+/*
+* Copyright (c) 2002 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:   CFbsBitmap change observer
+*
+*/
+
+
+#ifndef AKN_ICON_OBSERVER_H
+#define AKN_ICON_OBSERVER_H
+
+// INCLUDES
+
+// CONSTANTS
+
+// FORWARD DECLARATIONS
+class CFbsBitmap;
+
+// FUNCTION PROTOTYPES
+
+
+// CLASS DECLARATION
+
+/**
+* MAknIconObserver.
+*/
+class MAknIconObserver
+    {
+public:
+
+    /**
+    * This is an abstract class for specifying an interface for 
+    * receiving notifications when an icon's frame buffer has been updated.
+    * An object of derived class implementing this interface should be registered
+    * for a given icon to the AknIcon framework using 
+    * function AknIconUtils::SetObserver().
+    * 
+    * AknIcon framework calls this function whenever the frame buffer of the observed icon
+    * changes. This observer mechanism is mainly useful in animated icons cases.
+    * The observer e.g. can redraw the icon on the screen when the frame of the animated 
+    * icon has changed.
+    *
+    * @since 2.8
+    * @param aBitmap bitmap or mask of the icon
+    */
+    virtual void BitmapChanged(CFbsBitmap *aBitmap)=0;
+    };
+    
+/*
+*
+* This class is internal and not intended for use.
+*
+*/
+class MAknIconChangeObserver
+    {
+public:
+    virtual void BitmapChanged()=0;
+    };
+    
+#endif // AKN_ICON_OBSERVER_H
+
+// End of File