lafagnosticuifoundation/graphicseffects/Adapter/inc/GfxTransClient.h
changeset 0 2f259fa3e83a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lafagnosticuifoundation/graphicseffects/Adapter/inc/GfxTransClient.h	Tue Feb 02 01:00:49 2010 +0200
@@ -0,0 +1,57 @@
+// Copyright (c) 2006-2009 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 _GFXTRANSCLIENT_H_
+#define _GFXTRANSCLIENT_H_
+
+#include <gfxtranseffect/gfxtransdatatype.h>
+
+/**
+this interface is given to the transition engine on contruction.
+It is then to be used to retrieve information about transitions the client has gathered.
+It is also used to signal the client.
+ 
+@publishedPartner
+@released
+*/
+class MGfxTransClient
+	{
+public:
+	/**
+	 Callback called by adapter when a new policy arrives.
+	 @param aPolicy the newly arrived policy. The client takes ownership of the pointer passed.
+	 */
+	virtual void TransitionPolicyUpdate(TControlPolicy* aPolicy) = 0;
+
+	/**
+	 resets policies all to its default, ENotSupported.
+	 */
+	virtual void ClearAllPolicies() = 0;
+
+	/**
+	 Callback, called by adapter when a transition has stopped animating.
+	 @param aHandle handle for the transition that finished.
+	 */
+	virtual void TransitionFinished(TInt aHandle) = 0;
+
+	/**
+	 Used by adapter to get transition data from the client.
+	 @param aHandle handle for the transition to get the data for.
+	 @param aTransData on return contains a pointer to the transition data. Does not transfer ownership.
+	 */
+	virtual TInt GetTransitionData(TInt aHandle, const CTransitionData*& aTransData) = 0;
+	};
+	
+#endif
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