IDropTargetCallback.h

//========================================================================================
// 
// $File$
// 
// Owner: Dave Burnard 
// 
// $Author$
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// $DateTime$
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// $Revision$
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// Copyright 1997-2010 Adobe Systems Incorporated. All rights reserved.
// 
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance 
// with the terms of the Adobe license agreement accompanying it. If you have received
// this file from a source other than Adobe, then your use, modification, or 
// distribution of it requires the prior written permission of Adobe.
// 
// 
// Interface definition to allow Drop targets
// to notify other objects of their tracking state.
// 
//========================================================================================

#ifndef __IDropTargetCallback__
#define __IDropTargetCallback__

#include "IPMUnknown.h"

class PMPoint;
class PMRect;

class IDropTargetCallback : public IPMUnknown
{
 public:
 enum eCallbackState { 
 kTargetEntered = 0, 
 kTargetWithin = 1, 
 kTargetLeft = 2
 };
 
 virtual void TrackingCallback(eCallbackState state, const PMPoint& localPt, PMRect& rect) = 0;
};

#endif