--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/meetingrequest/mrutils/inc/esmrutilsapiext.h Thu Dec 17 08:39:21 2009 +0200
@@ -0,0 +1,71 @@
+/*
+* Copyright (c) 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: ESMRUI API extension definition
+*
+*/
+
+#ifndef ESMRUTILSAPIEXT_H
+#define ESMRUTILSAPIEXT_H
+
+#include <CMRUtils.h>
+
+/**
+ * Extension API query function.
+ *
+ * Usage:
+ * Class providing extension:
+ *
+ * class CExtendable
+ * {
+ * public:
+ * .
+ * .
+ * .
+ * TAny* ExtensionL( TUid aExtUid );
+ * };
+ *
+ * TAny* CExtendable::ExtensionL( TUid aExtUid )
+ * {
+ * if (aExtUid == KOwnExtension)
+ * {
+ * return static_cast<ExtensionApiType*>( this );
+ * }
+ * }
+ *
+ * Class using extension:
+ *
+ *
+ * CMRUtils* utils = ...;
+ * ExtensionApiType* ext = ExtensionApiL<ExtensionApiType>( iUtils );
+ *
+ * @param aUtils
+ * @return Pointer to the requested extension API
+ */
+template<class ExtensionApiType>
+ExtensionApiType* ExtensionApiL( CMRUtils& aUtils )
+ {
+ TAny* extApi = aUtils.ExtensionL( ExtensionApiType::ExtensionUid() );
+ if ( extApi )
+ {
+ return static_cast<ExtensionApiType*>( extApi );
+ }
+ else
+ {
+ return NULL;
+ }
+ }
+
+#endif // ESMRUTILSAPIEXT_H
+
+// End of File