diff -r 33a5d2bbf6fc -r 73a1feb507fb mmsharinguis_plat/live_comms_plugin_api/inc/lcsession.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmsharinguis_plat/live_comms_plugin_api/inc/lcsession.h	Tue Aug 31 15:12:07 2010 +0300
@@ -0,0 +1,186 @@
+/*
+* Copyright (c) 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: 
+*
+*/
+
+#ifndef MLCSESSION_H
+#define MLCSESSION_H
+
+// INCLUDES
+#include <e32std.h>
+
+// FORWARD DECLARATIONS
+class MLcSessionObserver;
+class MLcUiProvider;
+class MLcVideoPlayer;
+
+// CLASS DECLARATION
+/**
+* A class representing a Live Comms session. 
+*/
+class MLcSession
+    {
+    public:
+
+        /**
+        * The list of possible session states.
+        */
+        enum TLcSessionState
+            {
+            EUninitialized,
+            EInitialized,
+            EReceived,
+            EOpening,
+            EOpen,
+            EClosing,
+            EClosed
+            };
+
+        /**
+        * The possible failure reasons for a session.
+        */
+        enum TLcSessionFailure
+            {
+            ENoAnswer = 1,
+            ERecipientNotFound,
+            ESessionCancelled,
+            ESessionRejected,
+            ERecipientBusy,
+            ERecipientTemporarilyNotAvailable,
+            EDiskFull,
+            EConnectionLost,
+            EMediaInactivityTimeout,
+            };
+        
+        /**
+        * Returns the current session state.
+        * @return the session state
+        */
+        virtual TLcSessionState LcSessionState() const = 0;
+
+        /**
+        * Sets the observer for the session related events.
+        * @param aObserver the observer
+        */
+        virtual void SetLcSessionObserver( MLcSessionObserver* aObserver ) = 0;
+
+        /**
+        * Sets the callback for the UI prompts.
+        * @param aUiProvider callback for UI prompts
+        */
+        virtual void SetLcUiProvider( MLcUiProvider* aUiProvider ) = 0;        
+        
+        /**
+        * Establishes the session.
+        * In case of a MO session initiates the session negotiation.
+        * In case of a MT session accepts the incoming session. 
+        */
+        virtual void EstablishLcSessionL() = 0;
+    
+        /**
+        * Terminates the session.
+        * Can be used for terminating an existing session as well as 
+        * cancelling a MO session that has not yet been established.
+        * Can also be used for rejecting an incoming session.  
+        */
+        virtual void TerminateLcSessionL() = 0;
+       
+        /**
+        * Returns the video player for the received media.
+        * Is present if the session contains video 
+        * received from the remote participant.
+        * @return the remote video player or NULL if not present
+        */
+        virtual MLcVideoPlayer* RemoteVideoPlayer() = 0;
+    
+        /**
+        * Returns the video player for the media that is being sent.
+        * Is present if the session contains outgoing video.
+        * @return the local video player or NULL if not present
+        */
+        virtual MLcVideoPlayer* LocalVideoPlayer() = 0;
+       
+        /**
+        * Returns the own display name for the session.
+        * @return the local display name or KNullDesC if local
+        * display name is not known
+        */
+        virtual const TDesC& LocalDisplayName() = 0;
+    
+        /**
+        * Returns the remote party's display name for the session.
+        * @return the remote display name or KNullDesC if remote 
+        * display name is not known
+        */
+        virtual const TDesC& RemoteDisplayName() = 0;
+
+        /**
+        * Sets a parameter for the session.
+        * The parameters can be plug-in specific.
+        * @param aId the identifier for the parameter
+        * @param aValue the value for the parameter
+        */
+        virtual TInt SetParameter( TInt aId, TInt aValue ) = 0;
+
+        /**
+        * Returns a value for a session parameter.
+        * @param aId the identifier for the parameter
+        * @return the value for the parameter or an error if not present
+        */
+        virtual TInt ParameterValue( TInt aId ) = 0;        
+        
+        /**
+        * Checks whether application should be started in background mode. 
+        * In background mode session will be pre-set up without user   
+        * interaction and will be in paused state.
+        * @return ETrue if background mode should be used
+        */
+        virtual TBool IsBackgroundStartup() = 0;
+        
+        /**
+        * Engine can be informed about application foreground status via
+        * this method.
+        * @param aIsForeground ETrue if application is at foreground, EFalse
+        *   if at background
+        * @return KErrNone if succesfully handled
+        */
+        virtual TInt SetForegroundStatus( TBool aIsForeground ) = 0;
+        
+        /**
+        * Returns remote party details for the session
+        * @return remote party details or KNullDesC if those are not known
+        */
+        virtual const TDesC& RemoteDetails() = 0;
+        
+        /**
+        * Updates established session. 
+        * All the changes, if they are not yet delivered, to players, windows 
+        * and session parameters has been commited after the call.
+        */
+        virtual void UpdateLcSessionL() = 0;
+        
+        /**
+        * Send DTMF signals. 
+        * @param aKey Key pressed from dialpad. Key can be  [0-9],*,#,A,B,C,D.
+        * which is 16 key combination of DTMF.
+        * Send DTMF signals to remote party.
+        * @return ETrue upon success else EFalse.
+        */
+        virtual TBool SendDialTone( TChar aKey) = 0;
+    };
+    
+#endif // MLCSESSION_H
+
+// end of file