--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvlogger/Inc/MCALoggerWriteInterface.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,120 @@
+/*
+* Copyright (c) 2003 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:  Interface for getting write access to history files
+*
+*/
+
+
+#ifndef __MCALOGGERWRITEINTERFACE_H__
+#define __MCALOGGERWRITEINTERFACE_H__
+
+//INCLUDE FILES
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+
+class MCALoggerMessageHeader;
+class MCALoggerMessage;
+
+// CLASS DECLARATION
+
+/**
+ *  Interface for getting write access to history files
+ *
+ *  @lib CALogger.dll
+ *  @since 2.1
+ */
+class MCALoggerWriteInterface
+    {
+    public:
+
+        /**
+         *	Destructor
+         */
+        virtual ~MCALoggerWriteInterface() {}
+
+    public: // Interface
+
+        /**
+         * Starts logging. Sets logging on. Informs observer to addfile.
+         *	Leaves with KErrArgument if header is NULL.
+         *	Leaves with KErrInUse if loggins is already on.
+         *	Leaves if file creation fails.
+         * @since 2.1
+         * @param aFile Header information.
+         */
+        virtual void StartLoggingL( MCALoggerMessageHeader* aFile ) = 0;
+
+        /**
+         *	Ends logging. Close the file. Informs observer to remove file.
+         *	Sets logging off.
+         *	@since 2.1
+         */
+        virtual void EndLoggingL() = 0;
+
+        /**
+         *	Checks if logging is on.
+         *	@since 2.1
+         *	@return ETrue if logging is on. EFalse if logging is off.
+         */
+        virtual TBool IsLoggingOn() = 0;
+
+        /**
+         *	Logs message. Logs message if there is enough memory.
+         *	Leaves if logging is not on with KErrNotReady
+         *	Leaves if logging fails.
+         *	@since 2.1
+         *	@param aMessage Message information.
+         */
+        virtual void MakeLogL( MCALoggerMessage& aMessage ) = 0;
+
+
+        //fix - refer Ui Spec Approved Version 1.0
+        //(Instant Messaging NG 001 151006.pdf)
+        //Section 10.2.10 Pg 131 -
+        //"In case user has saved the image already or sent it
+        //by himself, this option(save) is not available."
+
+        /**
+         * Note : Please dont delete while merging the wvui20 changes
+         * Relogs the file and saves all the messages
+         * only if the file has become dirty.
+         * New implementation - Used if user saves an image
+         * in saved conversations that info is stored back on
+         * to the file and subsequently we dont allow resaving of the
+         * same image
+
+        /**
+         * Starts relogging. Sets logging on.
+         *	Leaves with KErrArgument if header is NULL.
+         *	Leaves with KErrInUse if loggins is already on.
+         *	Leaves if file replacing of file fails.
+         * @since 3.2
+         * @param aFile Header information.
+         */
+        virtual void ReLoggingL( MCALoggerMessageHeader& aFile ) = 0;
+
+        /**
+         *	Ends Relogging. Close the file.
+         *	Sets logging off.
+         *	@since 3.2
+         */
+        virtual void EndReLogging() = 0;
+
+
+    };
+
+#endif      // __MCALOGGERWRITEINTERFACE_H__
+
+// End of File
\ No newline at end of file