--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/clientapi/smf/inc/smfplugins/smfpictures/smfgalleryplugin.h	Thu Mar 25 14:44:08 2010 +0530
@@ -0,0 +1,151 @@
+/**
+ * @file	smfgalleryplugin.h
+ * @author  Nalina Hariharan, Sasken Communication Technologies Ltd - Initial contribution
+ * @version 1.0
+ *
+ * @section LICENSE
+ *
+ * Copyright (c) 2010 Sasken Communication Technologies Ltd. 
+ * All rights reserved.
+ * This component and the accompanying materials are made available 
+ * under the terms of the "{License}" 
+ * which accompanies  this distribution, and is available 
+ * at the URL "{LicenseUrl}".
+ * 
+ * @section DESCRIPTION
+ *
+ * Interface specification for plugins that implement gallery related services
+ */
+
+#ifndef SMFGALLERYPLUGIN_H_
+#define SMFGALLERYPLUGIN_H_
+
+#include <smfproviderbase.h>
+#include <smfpicture.h>
+#include <smfcomment.h>
+
+/**
+ * Interface specification for plugins that implement gallery related services
+ * like getting pictures, their description, uploading, posting comments 
+ * on pictures etc
+ *
+ * All of the functionality described here should be implemented by a service
+ * specific plug-in.
+ *
+ * A sample call flow between SmfPluginMgr and  SmfGalleryPlugin is shown here
+ * 
+ * @msc
+   hscale = "2";  
+  SmfServer,SmfTransportMgr,SmfPluginMgr,SmfGalleryPlugin;
+  ...;
+  SmfPluginMgr=>SmfTransportMgr [ label = "connect(SIGNAL(finished()), SLOT(replyFinished()))" ] ;
+  ...;
+  SmfServer=> SmfPluginMgr[ label = "loadAndCheckPlugin()" ] ;
+  SmfPluginMgr=>SmfPluginMgr [ label = "SmfGalleryPlugin smfglpl= load()" ] ;
+  SmfPluginMgr=>SmfGalleryPlugin [ label = "QNetworkRequest  req = smfglpl.pictures()" ] ;
+  SmfPluginMgr=>SmfTransportMgr [ label = "nwmgr.get( req )" ] ;
+  ...;
+  SmfTransportMgr=>SmfPluginMgr [ label = "replyFinished( reply )" ] ;
+  SmfPluginMgr=>SmfGalleryPlugin [ label = "status = responseAvailable( reply, &data )" ] ;
+  SmfPluginMgr=>SmfServer [ label = "if(status ==complete) dataStream <<  data;" ] ;
+  @endmsc
+ * 
+ */
+class SmfGalleryPlugin : public QObject
+	{
+	Q_OBJECT
+public:
+	/**
+	 * Constructor with default argument
+	 * @param aParent The parent object
+	 */
+	SmfGalleryPlugin( QObject* aParent = 0 );
+	
+	/**
+	 * Destructor
+	 */
+	~SmfGalleryPlugin( );
+	
+	/**
+	 * Method to get the provider information
+	 * @return Instance of SmfProviderBase
+	 */
+	virtual SmfProviderBase* getProviderInfo( ) = 0;
+	
+	/**
+	 * Method to get a list of pictures
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aPageNum The page to be extracted
+	 * @param aItemsPerPage Number of items per page
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError pictures( SmfPluginRequestData *aRequest, 
+			const int aPageNum = 0, 
+			const int aItemsPerPage = 10) = 0;
+	
+	/**
+	 * Method to get a description
+	 * @param aImage The image abot which the description is required
+	 * @param aRequest [out] The request data to be sent to network
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError description( const SmfPicture &aImage,
+			SmfPluginRequestData *aRequest ) = 0;
+	
+	/**
+	 * Method to upload a picture
+	 * @param aImage The image to be uploaded
+	 * @param aRequest [out] The request data to be sent to network
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError upload( const SmfPicture &aImage,
+			SmfPluginRequestData *aRequest ) = 0;
+	
+	/**
+	 * Method to upload a list of pictures
+	 * @param aImages The list of images to be uploaded
+	 * @param aRequest [out] The request data to be sent to network
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError upload( const QList<SmfPicture> &aImages,
+			SmfPluginRequestData *aRequest ) = 0;
+	
+	/**
+	 * Method to post comment on a picture
+	 * is available
+	 * @param aImage The image on which comment is to be posted
+	 * @param aComment The comment to be posted
+	 * @param aRequest [out] The request data to be sent to network
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError postComment( const SmfPicture &aImage, 
+			const SmfComment &aComment,
+			SmfPluginRequestData *aRequest ) = 0;
+	
+	/**
+	 * Method to get the result for a network request.
+	 * @param aTransportResult The result of transport operation
+	 * @param aReply The QNetworkReply instance for the request
+	 * @param aResult [out] An output parameter to the plugin manager.If the 
+	 * return value is SmfSendRequestAgain, QVariant will be of type 
+	 * SmfPluginRequestData. 
+	 * If last operation was pictures(), aResult will be of type QList<SmfPicture>
+	 * If last operation was description(), aResult will be of type QString
+	 * If last operation was upload() or postComment(), aResult will be of 
+	 * type bool
+	 * @param aRetType [out] SmfPluginRetType
+	 * @param aIsLastPage [out] true if this the last page, else false
+	 * @return SmfPluginError 
+	 */
+	virtual SmfPluginError responseAvailable( 
+			const SmfTransportResult aTransportResult, 
+			QNetworkReply *aReply, 
+			QVariant* aResult, 
+			SmfPluginRetType aRetType,
+			bool aIsLastPage) = 0;
+		
+	};
+
+Q_DECLARE_INTERFACE( SmfGalleryPlugin, "org.symbian.smf.plugin.gallery/v1.0" );
+
+#endif /* SMFGALLERYPLUGIN_H_ */