--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobilemessaging/mmsui/viewerinc/MmsViewerChangeSlideOperation.h	Thu Dec 17 08:44:11 2009 +0200
@@ -0,0 +1,160 @@
+/*
+* Copyright (c) 2002-2006 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:  
+*       CMmsViewerChangeSlideOperation, asynchronous operation for object saving
+*
+*/
+
+
+
+
+#ifndef __MMSVIEWERCHANGESLIDEOPERATION_H
+#define __MMSVIEWERCHANGESLIDEOPERATION_H
+
+// INCLUDES
+
+#include <e32base.h>
+#include <e32std.h>
+
+#include <unislideloader.h>
+#include "UniMmsViewerDocument.h"
+
+#include "MmsViewerOperation.h"
+
+
+// CONSTANTS
+
+// MACROS
+
+// FORWARD DECLARATIONS
+
+class CMmsViewerHeader;
+class CMsgEditorView;
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// CLASS DECLARATION
+
+/**
+* CMmsViewerChangeSlideOperation, Storage for single attachment in presentation. 
+*
+* @since 2.0
+*/
+class CMmsViewerChangeSlideOperation : public CMmsViewerOperation,
+                                       public MUniSlideLoaderObserver
+    {
+    public:  // New methods
+
+        /**
+        * Factory method that creates this object.
+        *
+        * @since    3.0
+        */
+        CMmsViewerChangeSlideOperation(
+            MMmsViewerOperationObserver& aOperationObserver,
+            CMmsViewerDocument& aDocument,
+            CMmsViewerHeader& aHeader,
+            CUniSlideLoader& aSlideLoader,
+            CMsgEditorView& aView,
+            RFs& aFs );
+
+        /**
+        * Destructor
+        *
+        * @since    3.0
+        */
+        virtual ~CMmsViewerChangeSlideOperation();
+
+        /**
+        *
+        */
+        void ChangeSlide( TInt aNextNum );
+
+        /** 
+        * Reloads control
+        */
+        void ReLoadControlL( CMsgMediaControl* aControl, CUniObject* aObject );
+
+    private:
+
+        /**
+        * From MMms/UniSlideLoaderObserver
+        */
+        void SlideLoadReady( TInt aError );
+
+        /**
+        * From CActive
+        */
+        void DoCancel();
+
+        /**
+        * From CActive
+        */
+        void RunL();
+    
+        /**
+        * From CActive
+        */
+        TInt RunError( TInt aError );
+
+        /**
+        *
+        */
+        void DoChangeSlideStepL();
+
+        /**
+        *
+        */
+        void DoResetViewL();
+
+        /**
+        *
+        */
+        void DoLoadL();
+
+        /**
+        *
+        */
+        void DoFinalizeL();
+
+    protected: 
+       
+        /**
+        * 2nd phase constructor.
+        *
+        * @since    2.0
+        */
+        void ConstructL();
+
+    protected: // data
+
+        enum TMmsViewerChangeSlideState
+            {
+            EMmsViewerChangeSlideResetView,
+            EMmsViewerChangeSlideLoad,
+            EMmsViewerChangeSlideFinalize,
+            EMmsViewerChangeSlideEnd
+            };
+
+        CMmsViewerHeader&           iHeader;
+        CUniSlideLoader&            iSlideLoader;
+        CMsgEditorView&             iView;
+        TInt                        iNextNum;
+
+        TMmsViewerChangeSlideState  iChangeSlideState;
+    };
+
+#endif // __MMSVIEWERCHANGESLIDEOPERATION_H