engine/collectionframework/thumbnailcreator/inc/glxtnthumbnailcreator.h
changeset 71 27f2d7aec52a
parent 69 45459746d5e8
child 72 0a8e959402e5
--- a/engine/collectionframework/thumbnailcreator/inc/glxtnthumbnailcreator.h	Mon Sep 27 15:13:20 2010 +0530
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,128 +0,0 @@
-/*
-* 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: provides thumbnails and generates on background
-*
-*/
-
-
-
-/**
- * @internal reviewed 30/07/2007 by Simon Brooks
- */
-
-#ifndef C_GLXTNTHUMBNAILCREATOR_H
-#define C_GLXTNTHUMBNAILCREATOR_H
-
-#include "glxtnstd.h"
-#include "glxtntask.h"
-#include <glxmediaid.h>
-#include <glxpanic.h>
-#include <glxthumbnailinfo.h>
-
-class CGlxtnFileUtility;
-class CGlxSettingsModel;
-class MGlxtnThumbnailCreatorClient;
-class MGlxtnThumbnailStorage;
-class TGlxThumbnailRequest;
-
-/**
- *  CGlxtnThumbnailCreator
- *
- *  Thumbnail creator is the thumbnail engine, and it loads and generates 
- *  thumbnails on the foreground and generates non-created thumbnails on
- *  the background
- *
- * @ingroup glx_thumbnail_creator
- */
-class CGlxtnThumbnailCreator : public CBase
-    {
-public:
-    /**
-    * Starts the provisioning of a thumbnail.  This will result in a callback
-    * to MGlxtnThumbnailCreatorClient::ThumbnailFetchComplete().
-    */
-    IMPORT_C static CGlxtnThumbnailCreator* InstanceL();
-    /**
-    * Decrement the reference count, and delete the instance if the count
-    * becomes zero.  Ensures any tasks using the given storage are cancelled.
-    * @param aStorage Pointer to storage used by client, or NULL.
-    */
-    IMPORT_C void Close(MGlxtnThumbnailStorage* aStorage);
-
-    /**
-    * Destructor.
-    */
-	~CGlxtnThumbnailCreator();
-
-    /**
-    * Starts the provisioning of a thumbnail.  This will result in a callback
-    * to MGlxtnThumbnailCreatorClient::ThumbnailFetchComplete().
-    * @param aRequestInfo Parameters for required thumbnail.
-    * @param aClient Client initiating the request.
-    */
-    IMPORT_C void FetchThumbnailL(const TGlxThumbnailRequest& aRequestInfo,
-                                    MGlxtnThumbnailCreatorClient& aClient);
-
-    /**
-    * Starts deleting all stored thumbnails for a given item.  This will result
-    * in a callback to MGlxtnThumbnailCreatorClient::ThumbnailDeletionComplete().
-    * @param aItemId ID of the media item.
-    * @param aClient Client initiating the request.
-    */
-    IMPORT_C void DeleteThumbnailsL(const TGlxMediaId& aItemId,
-                                    MGlxtnThumbnailCreatorClient& aClient);
-
-    /**
-    * Starts the filtering of items for which a thumbnail is available from a
-    * list of item IDs.  This will result in a callback to
-    * MGlxtnThumbnailCreatorClient::FilterAvailableComplete().
-    * @param aItemArray Array of item IDs, from which those with thumbnails
-    *                   should be removed.
-    * @param aSize Size of thumbnail required.
-    * @param aClient Client initiating the request.
-    */
-    IMPORT_C void FilterAvailableThumbnailsL(
-                    const TArray<TGlxMediaId>& aItemArray, const TSize& aSize,
-                    MGlxtnThumbnailCreatorClient& aClient);
-
-    /**
-    * Starts the cleanup of obsolete thumbnails from storage.  There is no
-    * callback indicating completion of the request.
-    * @param aStorage Pointer to storage used by client.
-    */
-    IMPORT_C void CleanupThumbnailsL(MGlxtnThumbnailStorage* aStorage);
-
-    /** 
-    * Cancel any ongoing tasks for a given item.  This ensures the TNC is not
-    * locking the media file.
-    * @param aItemId ID of the media item.
-    */
-    IMPORT_C void CancelRequest(const TGlxMediaId& aItemId);
-
-private:
-	CGlxtnThumbnailCreator();
-	void ConstructL();
-
-private:
-    /** Task manager */
-    CGlxtnTaskManager* iTaskManager;
-    /** File utility used by the tasks */
-    CGlxtnFileUtility* iFileUtility;
-    /** Reference count of the single instance */
-    TInt iReferenceCount;
-    /** Settings Model used by the background tasks */
-    CGlxSettingsModel* iSettingsModel;
-    };
-
-#endif // C_GLXTNTHUMBNAILCREATOR_H