multimediacommscontroller/mmcccontroller/inc/mccasynclinkcreator.h
changeset 0 1bce908db942
child 49 64c62431ac08
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommscontroller/mmcccontroller/inc/mccasynclinkcreator.h	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,150 @@
+/*
+* Copyright (c) 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:    MCC Controller Asynchronous Link Creator active object
+*
+*/
+
+
+
+
+#ifndef MCCASYNCLINKCREATOR_H
+#define MCCASYNCLINKCREATOR_H
+
+// INCLUDES
+#include <e32base.h>
+#include "mccinternaldef.h"
+
+// FORWARD DECLARATIONS
+class TMMFMessage;
+class CMccUlDlClient;
+class MAsyncLinkCreationObserver;
+class MMccEventHandler;
+
+
+// CLASS DECLARATION
+
+/**
+ * The main purpose of this class is to create link and RTP session.
+ * Class also requests public IP resolving from Media NAT Traversal
+ * plug-in via subcontroller.
+ *
+ * @lib Mcccontroller.lib
+ * @since S60 v3.1
+ */
+NONSHARABLE_CLASS( CMccAsyncLinkCreator ) : public CActive
+    {
+
+public:
+
+    static CMccAsyncLinkCreator* NewL( MAsyncLinkCreationObserver& aObserver, 
+                                       CMccUlDlClient* aSession );
+
+    static CMccAsyncLinkCreator* NewLC( MAsyncLinkCreationObserver& aObserver,
+                                        CMccUlDlClient* aSession );
+
+    virtual ~CMccAsyncLinkCreator();
+
+    /**
+     * Starts the connection creation process
+     *
+     * @since  S60 v3.2
+     * @param  aMessage Message containing client data
+     * @return void
+     */
+    void StartLinkCreationL( TMMFMessage& aMessage );
+   
+    
+    /**
+     *GetSessionId()
+     *@return TUint32 Session ID 
+     */
+     TUint32 GetSessionId();
+     
+
+protected:
+
+// from base class CActive
+
+    /**
+     * From CActive
+     * Active object event handling
+     *
+     * @since S60 v3.2
+     */
+    void RunL();
+     
+    /**
+     * From CActive
+     * Active cancellation
+     *
+     * @since S60 v3.2
+     */
+    void DoCancel();
+
+    /**
+     * From CActive
+     * RunL error handling
+     *
+     * @since   S60 v3.2
+     * @param   aError System wide error code
+     * @return  KErrNone
+     */
+    TInt RunError( TInt aError );
+    
+
+private:
+
+    CMccAsyncLinkCreator( MAsyncLinkCreationObserver& aObserver,
+        CMccUlDlClient* aSession );
+
+    /**
+     * Completes the client request with given error code
+     *
+     * @since S60 v3.2
+     * @param aError System wide error code
+     */
+    void CompleteRequest( TInt aError );
+
+
+private: // data
+
+    /**
+     * Observer for this link creator
+     */
+    MAsyncLinkCreationObserver& iObserver;
+
+    /**
+     * Client data read from the message
+     */
+    TMccCreateLinkPckg iClientData;
+
+    /**
+     * Pointer to Mcc Ul/Dl Client
+     * Not own.
+     */
+    CMccUlDlClient* iSession;
+
+    /**
+     * State of public IP resolving
+     */
+    TInt iResolveState;
+
+    /**
+     * State of link creation.
+     */
+    TBool iLinkCreated;
+
+    };
+
+#endif // MCCASYNCLINKCREATOR_H