ICellFocusCache.h

//========================================================================================
// 
// $File$
// 
// Owner: Joe Shankar
// 
// $Author$
// 
// $DateTime$
// 
// $Revision$
// 
// $Change$
// 
// 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.
// 
// 
// Purpose: To cache cell attributes for all cells in a cell focus.
// The cache, once built, is time stamped so that the system can tell
// if the cache has changed.
// 
//========================================================================================

#ifndef __ICellFocusCache__
#define __ICellFocusCache__

#include "IPMUnknown.h"
#include "TablesID.h"
#include "TableTypes.h"

class AttributeBossList;

class ICellFocusCache : public IPMUnknown
{
public:
 enum { kDefaultIID = IID_ICELLFOCUSCACHE };
 
 // How many values for a particular attribute, and it's value
 virtual int32 CountAttributes(ClassID which) const = 0;
 virtual const IPMUnknown* QueryAttributeN(int32 n, ClassID which, const PMIID iid) const = 0;

 // Notification for cache maintenance
 virtual void RowsInserted (const RowRange& rows ) = 0;
 virtual void ColsInserted (const ColRange& cols ) = 0;
 virtual void RowsDeleted (const RowRange& rows ) = 0;
 virtual void ColsDeleted (const ColRange& cols ) = 0;
 virtual void CellsMerged (const GridArea& cells) = 0;
 virtual void CellsUnmerged(const GridArea& cells) = 0;

 virtual void TableDeleted() = 0;
 virtual void AttributesChanged(void) = 0;
 virtual void ClearCache(void) = 0;
 

 virtual bool16 CacheIsBuilt(void) const = 0;

 virtual uint32 GetTimeStamp(void) const = 0;

 virtual void CopyToAttributeLists(AttributeBossList *attrList, AttributeBossList* mixedList = nil) = 0;

 virtual void TableDirChange(Tables::EDirection directionRTL) = 0;
};


#endif // __ICellFocusCache__