--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvuieng/EngInc/MCAMessagesWriteInterface.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,81 @@
+/*
+* Copyright (c) 2004 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 write access to messages.
+*
+*/
+
+
+#ifndef __MCAMESSAGESWRITEINTERFACE_H__
+#define __MCAMESSAGESWRITEINTERFACE_H__
+
+//	FORWARD CLASS DECLERATIONS
+class MCAMessage;
+
+// CLASS DECLARATION
+
+/**
+ *  Interface for write access to messages.
+ *
+ *  @lib CAEngine.dll
+ *  @since 3.0
+ */
+class MCAMessagesWriteInterface
+    {
+    public: // Interface
+
+        /**
+         * Append one message to container.
+         * @param aMessage. New message to container.
+         * @param aSharedOwnerShip EFalse if ownership is tranferred, ETrue if shared.
+         */
+        virtual void AppendL( MCAMessage* aMessage, TBool aSharedOwnership = EFalse ) = 0;
+
+        /**
+         * Set screenname corresponding the container if needed.
+         * @param aScreenName Screen name of user.
+         */
+        virtual void SetScreenNameL( const TDesC& aScreenName ) = 0;
+
+        /**
+         * Get screenname corresponding the container.
+         * @return Own screenname in group.
+         */
+        virtual const TDesC& OwnScreenName() const = 0;
+
+        /**
+         * With this we can lock buffer memory handling for not
+         * to free memory if memory runs out. Used for example
+         * when opening recorded chats when we do not want
+         * to clear active messages because there is not
+         * enough memory to open recorded chats.
+         */
+        virtual void LockBufferMemoryHandling( TBool aLocked ) = 0;
+
+        /**
+         * Get the time and date of the last message written to this interface,
+         * Time is used to determine the need of datestamp.
+         * @return Date and time of the last message. if there are no
+         *         previous messages, then returns Time::NullTTime()
+         */
+        virtual TTime Time() = 0;
+
+        /**
+         * Virtual destructor
+         */
+        virtual ~MCAMessagesWriteInterface() {}
+    };
+
+#endif      // __MCAMESSAGESWRITEINTERFACE_H__
+
+// End of File