--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/collectionframework/thumbnailcreator/inc/mglxtnthumbnailcreatorclient.h	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,98 @@
+/*
+* 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:    Thumbnail creator client interface
+*
+*/
+
+
+
+
+/**
+ * @internal reviewed 30/07/2007 by Simon Brooks
+ */
+
+#ifndef M_GLXTNTHUMBNAILCREATORCLIENT_H
+#define M_GLXTNTHUMBNAILCREATORCLIENT_H
+
+// INCLUDES
+
+#include <e32std.h>
+#include <glxthumbnailinfo.h>
+
+// FUNCTION PROTOTYPES
+
+class CGlxtnFileInfo;
+class MGlxtnThumbnailStorage;
+class TGlxMediaId;
+
+// CLASS DECLARATION
+
+/**
+*  Interface for clients of the TNC.
+*
+* @ingroup glx_thumbnail_creator
+*/
+class MGlxtnThumbnailCreatorClient
+    {
+public:
+    /**
+	* Notifies that a thumbnail for a given item is available, or that
+	* thumbnail generation failed.
+    * @param aItemId The item for which the thumbnail was required.
+    * @param aQuality quality of the thumbnail
+    * @param aErrorCode KErrNone if successful, otherwise an error code.
+    */
+    virtual void ThumbnailFetchComplete(const TGlxMediaId& aItemId,
+                        TGlxThumbnailQuality aQuality, TInt aErrorCode) = 0;
+    /**
+	* Notifies that deletion of thumbnails for a given item is complete, or
+	* the operation failed.
+    * @param aItemId The item whose thumbnails were deleted.
+    * @param aErrorCode KErrNone if successful, otherwise an error code.
+    */
+    virtual void ThumbnailDeletionComplete(const TGlxMediaId& aItemId,
+                                            TInt aErrorCode) = 0;
+    /**
+	* Notifies that filtering items with available thumbnails from a list is
+	* complete, or the operation failed.
+    * @param aIdArray Array of IDs of items which don't have a thumbnail
+    *           available.
+    * @param aErrorCode KErrNone if successful, otherwise an error code.
+    */
+    virtual void FilterAvailableComplete(const RArray<TGlxMediaId>& aIdArray,
+                                            TInt aErrorCode) = 0;
+    /**
+    * Called by a task to request file information for an item.  The
+    * information is returned asynchronously.
+    * @param aInfo Buffer to hold the information.
+    * @param aItemId The item for which the URI is required.
+    * @param aStatus Request status for the asynchronous operation.
+    */
+    virtual void FetchFileInfoL(CGlxtnFileInfo* aInfo,
+                    const TGlxMediaId& aItemId, TRequestStatus* aStatus) = 0;
+    /**
+    * Cancel the request for an URI.
+    * @param aItemId The item for which the URI was required.
+    */
+    virtual void CancelFetchUri(const TGlxMediaId& aItemId) = 0;
+    /**
+    * Get the thumbnail storage used by this client.
+    * @return Pointer to the storage.
+    */
+    virtual MGlxtnThumbnailStorage* ThumbnailStorage() = 0;
+    };
+
+#endif  // M_GLXTNTHUMBNAILCREATORCLIENT_H
+
+// End of File