--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/classicui_plat/extended_options_menu_api/inc/akncollection.h	Tue Feb 02 01:00:49 2010 +0200
@@ -0,0 +1,85 @@
+/*
+* 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:  Collection interface.
+*
+*/
+
+#ifndef M_AKNCOLLECTION_H
+#define M_AKNCOLLECTION_H
+
+#include <e32std.h>
+
+/**
+ * Collection state provider.
+ *
+ * This interface is intended for those collections (e.g. lists)
+ * that need to share information of its state and receive
+ * collection notifications.
+ *
+ * @lib eikcoctl
+ * @since S60 v5.2
+ */
+class MAknCollection
+    {
+public:
+
+    /**
+     * Enum for collection state flags.
+     */
+    enum TStateFlag
+        {
+        /**
+         * Collection is currently visible.
+         */
+        EStateCollectionVisible       = 0x00000001,
+        /**
+         * Collection has currently a visible highlight.
+         */
+        EStateHighlightVisible        = 0x00000002,
+        /**
+         * Collection can have multiple items selected.
+         */
+        EStateMultipleSelection       = 0x00000004,
+        /**
+         * Collection is view-only (no highlight ever).
+         */
+        EStateViewOnly                = 0x00000008
+        };
+
+    /**
+     * Returns the collection state. The state is combination of
+     * flags defined in @c TStateFlag. 
+     *
+     * @return  Collection state.
+     */
+    virtual TUint CollectionState() const = 0;
+
+    /**
+     * Notifies that item action menu (@c CAknItemActionMenu)
+     * was closed. 
+     */
+    virtual void ItemActionMenuClosed() = 0;
+
+    /** 
+     * Extension function.
+     *
+     * @param  aExtensionId  Extension id. 
+     * @param  a0            First extension method parameter.
+     * @param  a1            Second extension method parameter.
+     */    
+    virtual TInt CollectionExtension(
+            TUint aExtensionId, TAny*& a0, TAny* a1 ) = 0;
+    };
+
+#endif // M_AKNCOLLECTION_H