diff -r 86af6c333601 -r 0446eb7b28aa smf/inc/smfplugins/smfmusic/smflyricsserviceplugin.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/smf/inc/smfplugins/smfmusic/smflyricsserviceplugin.h	Thu Apr 15 15:35:36 2010 +0530
@@ -0,0 +1,90 @@
+/**
+ * Copyright (c) 2010 Sasken Communication Technologies Ltd. 
+ * All rights reserved.
+ * This component and the accompanying materials are made available 
+ * under the terms of the "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:
+ * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution
+ *
+ * Contributors:
+ * Manasij Roy, Nalina Hariharan
+ * 
+ * Description:
+ * Interface specification for music track lyrics
+ *
+ */
+
+
+#ifndef SMFLYRICSSERVICEPLUGIN_H_
+#define SMFLYRICSSERVICEPLUGIN_H_
+
+#include <smfpluginbase.h>
+#include <smftrackinfo.h>
+#include <QString>
+#include <smfsubtitle.h>
+#include <smflyrics.h>
+
+// Forward declaration
+class SmfPluginManagerUtil;
+
+/**
+ * @ingroup smf_plugin_group
+ * Interface specification for music track lyrics
+ *
+ * All of the functionality described here should be implemented by a service
+ * specific plug-in.
+ */
+class SmfLyricsServicePlugin : public SmfPluginBase
+	{
+	Q_OBJECT
+public:
+	/**
+	 * Constructor with default argument
+	 * @param aUtil The SmfPluginManagerUtil instance. The plugins can 
+	 * call the method getAuthKeys() of this class, with its pluginID to 
+	 * get the OAuth keys, keys are returned only if this plugin is 
+	 * authorised by Smf franework
+	 */
+	SmfLyricsServicePlugin( SmfPluginManagerUtil* aUtil );
+	
+	/**
+	 * Destructor
+	 */
+	~SmfLyricsServicePlugin( );
+	
+	/**
+	 * Method to get the lyrics
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aTrack The track whose lyrics need to be fetched
+	 * @param aPageNum The page to be extracted
+	 * @param aItemsPerPage Number of items per page
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError lyrics( SmfPluginRequestData &aRequest, 
+			const SmfTrackInfo &aTrack,
+			const int aPageNum = SMF_FIRST_PAGE, 
+			const int aItemsPerPage = SMF_ITEMS_PER_PAGE ) = 0;
+	
+	/**
+	 * Method to get the subtitle
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aTrack The track whose subtitle need to be fetched
+	 * @param aFilter The subtitle search filter if any
+	 * @param aPageNum The page to be extracted
+	 * @param aItemsPerPage Number of items per page
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError subtitles( SmfPluginRequestData &aRequest, 
+			const SmfTrackInfo &aTrack,
+			const SmfSubtitleSearchFilter &aFilter = SubtitleAll,
+			const int aPageNum = SMF_FIRST_PAGE, 
+			const int aItemsPerPage = SMF_ITEMS_PER_PAGE ) = 0;
+	
+	};
+
+Q_DECLARE_INTERFACE( SmfLyricsServicePlugin, "org.symbian.smf.plugin.music.lyrics/v1.0" );
+
+#endif /* SMFLYRICSSERVICEPLUGIN_H_ */