diff -r 000000000000 -r 4e91876724a2 photosgallery/collectionframework/plugins/glxcollectionpluginimageviewer/inc/glxcollectionpluginimageviewer.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/collectionframework/plugins/glxcollectionpluginimageviewer/inc/glxcollectionpluginimageviewer.h	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,102 @@
+/*
+* Copyright (c) 2008-2009 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:    This class browses file system
+*
+*/
+
+
+
+
+
+#ifndef C_GLXCOLLECTIONPLUGINIMAGEVIEWER_H
+#define C_GLXCOLLECTIONPLUGINIMAGEVIEWER_H
+
+// INCLUDES
+#include <e32cmn.h>
+#include "glxcollectionpluginbase.h"
+
+
+// FORWARD DECLARATIONS
+
+// CONSTANTS
+
+// CLASS DECLARATION
+
+/**
+ *  CGlxCollectionPluginImageViewer class 
+ *
+ *  Plug-in basically provides image viewing experience.
+ *	@ingroup collection_component_design
+ */
+NONSHARABLE_CLASS(CGlxCollectionPluginImageViewer) : public CGlxCollectionPluginBase
+    {
+public: // Constructors and destructor
+	/**
+    * Two-phased constructor
+    *
+    * @param aObs observer
+    * @return object of constructed
+    */
+    static CGlxCollectionPluginImageViewer* NewL(TAny* aObs);
+
+    /**
+    * Destructor
+    */
+    ~CGlxCollectionPluginImageViewer();
+    
+private:
+	/**
+	 * Checks to see if any additional attributes are required to construct required
+	 * CPI specific attribute
+	 *
+	 * @param aCpiAttribute CPI specific attribute to be constructed later
+	 * @param aAttributeArray modifiable list of attributes to be retrieved from data source
+	 */	 
+	void CpiAttributeAdditionalAttributes(const TMPXAttribute& aCpiAttribute, RArray<TMPXAttribute>& aAttributeArray);     	
+
+	/**
+	 * Modifies the response to include all requested CPI specific attributes or Leaves.
+	 *
+	 * @param aResponse Data Source constructed response to which CPI specific attributes should be added (also contains any required data)
+	 * @param aCpiAttributes list of CPI specific attributes to be constructed
+	 * @param aMediaIds list of CPI specific media Ids
+	 */	 
+	void HandleCpiAttributeResponseL(CMPXMedia* aResponse, TArray<TMPXAttribute> aCpiAttributes, TArray<TGlxMediaId> aMediaIds);
+	
+	TBool IsUpdateMessageIgnored(CMPXMessage& aMessage);
+	
+	/**
+	 * Modifies the response to include all requested CPI specific attributes or Leaves.
+	 *
+	 * @param aResponse Data Source constructed response to which CPI specific attributes should be added (also contains any required data)
+	 * @param aCpiAttributes list of CPI specific attributes to be constructed
+	 * @param aMediaId CPI specific media Id
+	 */	 
+    void HandleCpiAttributeResponseL(CMPXMedia* aResponse, TArray<TMPXAttribute> aCpiAttributes, TGlxMediaId aMediaId);
+    
+    TGlxFilterProperties DefaultFilter(TInt aLevel);
+
+private: 
+    /**
+    * Constructor
+    * @param aObs MMPXCollectionPluginObserver instance
+    */
+    CGlxCollectionPluginImageViewer(MMPXCollectionPluginObserver* aObs);
+    void ConstructL();
+    };
+
+   
+
+#endif      // C_GLXCOLLECTIONPLUGINIMAGEVIEWER_H
+