IDragDropSourceContentHelper.h

//========================================================================================
// 
// $File$
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// Owner: Dave Burnard
// 
// $Author$
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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 for Drag and Drop source extensibility
// 
//========================================================================================

#ifndef __IDragDropSourceContentHelper__
#define __IDragDropSourceContentHelper__

#include "DragDropConstants.h"

#include "IDragDropSource.h"

class IDragDropSourceContentHelper : public IPMUnknown
{
 public:
 enum { kDefaultIID = IID_IDRAGDROPSOURCECONTENTHELPER };

 virtual DragDrop::eHelperType GetHelperType() const = 0;

 virtual bool16 CouldStartDrag(IDragDropSource*, IEvent* e) const = 0;
 
 virtual CursorSpec GetDragCursor(IDragDropSource*, DragDrop::eTargetResponse, bool16 isDragLocal ) const = 0;
 
 virtual SysWireframe CreateDragOutlineRegion(IDragDropSource*) const = 0;

 virtual bool16 DoAddDragContent(IDragDropSource*, IDragDropController*) = 0;
 
 virtual ErrorCode ProcessDragDropCommand(IDragDropSource*, IDragDropController*, DragDrop::eCommandType) = 0;
};

#endif