CDragDropSource_Extensible.h

//========================================================================================
// 
// $File$
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// Owner: Dave Burnard
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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 
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// 
// Interface for a generic extensible Drag and Drop source
// 
//========================================================================================

#ifndef __CDragDropSource_Extensible__
#define __CDragDropSource_Extensible__

#include "HelperInterface.h"
#include "IK2ServiceProvider.h"
#include "IDragDropSource.h"
#include "IDragDropController.h"

class IEvent;
class IDragDropTarget;
class IDragDropSourceContentHelper;


class CDragDropSource_Extensible : public IDragDropSource
{
 public:
 CDragDropSource_Extensible(IPMUnknown *boss);
 virtual ~CDragDropSource_Extensible();
 
 virtual bool16 WillDrag(IEvent* e) const;
 
 virtual CursorSpec GetDragCursor(DragDrop::eTargetResponse, bool16 isDragLocal) const;

 virtual SysWireframe DoMakeDragOutlineRegion() const;

 virtual bool16 DoAddDragContent(IDragDropController*);
 
 virtual ErrorCode ProcessDragDropCommand(IDragDropController*, DragDrop::eCommandType);
 
 virtual IDataBase* GetSourceDataBase() const;
 
 virtual ServiceID GetContentHelperServiceID() const = 0;
 
 IDragDropSourceContentHelper* QueryActiveContentHelper() const;
 IDragDropSourceContentHelper* GetActiveContentHelper() const;
 void SetActiveContentHelper(IDragDropSourceContentHelper*);

 bool16 Delegate_WillDrag(IEvent* e);

 CursorSpec Delegate_GetDragCursor(DragDrop::eTargetResponse, bool16 isDragLocal);
 SysWireframe Delegate_DoMakeDragOutlineRegion();

 private:
 IDragDropSourceContentHelper* fActiveContentHelper;
 
 
};


#endif //__CDragDropSource__