diff -r 000000000000 -r 4e91876724a2 photosgallery/slideshow/engine/controlsrc/shwevent.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/slideshow/engine/controlsrc/shwevent.cpp	Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,149 @@
+/*
+* Copyright (c) 2007-2008 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:    Default event implementations
+ *
+*/
+
+
+
+
+// INCLUDES
+#include "shwevent.h"
+
+// -----------------------------------------------------------------------------
+// Constructor. iValue is set
+// -----------------------------------------------------------------------------
+TShwParametrizedEvent::TShwParametrizedEvent( TInt aValue ) : iValue( aValue )
+	{
+	}
+	
+// -----------------------------------------------------------------------------
+// Destructor.
+// -----------------------------------------------------------------------------
+TShwParametrizedEvent::~TShwParametrizedEvent()
+	{
+	}
+
+// -----------------------------------------------------------------------------
+// Parameter.
+// -----------------------------------------------------------------------------
+TInt TShwParametrizedEvent::Parameter()
+	{
+	return iValue;
+	}
+
+// Macro to avoid copy & pasting similar code throughout the event classes
+#define SHW_DEFINE_EVENT_CLASS( cls ) \
+cls::cls() \
+	{ } \
+cls::~cls() \
+	{ } \
+MShwEvent* cls::CloneLC()\
+	{ \
+	cls* copy = new( ELeave ) cls; \
+	CleanupStack::PushL( copy ); \
+	return copy; \
+	}
+
+#define SHW_DEFINE_PARAMETER_EVENT_CLASS( cls ) \
+cls::cls( TInt aValue ) : TShwParametrizedEvent( aValue ) \
+	{ } \
+cls::~cls() \
+	{ } \
+MShwEvent* cls::CloneLC() \
+	{ \
+	cls* copy = new( ELeave ) cls( Parameter() ); \
+	CleanupStack::PushL( copy ); \
+	return copy; \
+	}
+
+/**
+ * Initialize the show
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventInitialize )
+
+/**
+ * Start the slideshow
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventStart )
+
+/**
+ * Pause the slideshow 
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventPause )
+
+/**
+ * Resume from pause
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventResume )
+
+/**
+ *  Next image by the user
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventNextImage )
+
+/**
+ * Previous image by the user
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventPreviousImage )
+
+/**
+ * Timer beat occurred
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventTimerBeat )
+
+/**
+ * View mode is starting
+ */
+SHW_DEFINE_PARAMETER_EVENT_CLASS( TShwEventStartView  )
+
+/**
+ * Ready to start viewing current slide
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventReadyToView );
+
+/**
+ * Ready to advance to next slide
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventReadyToAdvance )
+
+/**
+ * Transition mode is starting
+ */
+SHW_DEFINE_PARAMETER_EVENT_CLASS( TShwEventStartTransition )
+
+/**
+ * Transition mode is ready
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventTransitionReady )
+
+/**
+ * Music volume is adjusted down
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventVolumeDown );
+
+/**
+ * Music volume is adjusted up
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventVolumeUp );
+
+/**
+ * Slideshow needs to be exited because of a fatal error
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventFatalError );
+
+/**
+ * Selection key pressed for changed ui state (Hide or visible)
+ */
+SHW_DEFINE_EVENT_CLASS( TShwEventToggleControlUi);