TOOL

#ifndef XML_FORM_COLUMN_SORT_CLASS_H_INCLUDED
#define XML_FORM_COLUMN_SORT_CLASS_H_INCLUDED
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/*
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       Description:   Declaration of a variant-enabled sort class manager for
                      use with the multi column sort-enabled list control

                      TOOL And XML FORMS License
                      ==========================

                      Except where otherwise noted, all of the documentation 
                      and software included in the TOOL package is 
                      copyrighted by Michael Swartzendruber.

                      Copyright (C) 2005 Michael John Swartzendruber. 
                      All rights reserved.

                      Access to this code, whether intentional or accidental,
                      does NOT IMPLY any transfer of rights.

                      This software is provided "as-is," without any express 
                      or implied warranty. In no event shall the author be held
                      liable for any damages arising from the use of this software.

                      Permission is granted to anyone to use this software for 
                      any purpose, including commercial applications, and to 
                      alter and redistribute it, provided that the following 
                      conditions are met:

                      1. All redistributions of source code files must retain 
                         all copyright notices that are currently in place, 
                         and this list of conditions without modification.

                      2. The origin of this software must not be misrepresented;
                         you must not claim that you wrote the original software.

                      3. If you use this software in another product, an acknowledgment
                         in the product documentation would be appreciated but is
                         not required.

                      4. Modified versions in source or binary form must be plainly 
                         marked as such, and must not be misrepresented as being 
                         the original software.
*/
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#include "../../Utilities/FastString.h"

class CXMLFormSortClass
{
public:
  CXMLFormSortClass( CListCtrl* poOwner, const int iColumn, const bool bIsNumeric );
  virtual ~CXMLFormSortClass( void );		
	
  void Sort( const bool bAscending );	
	
  static int CALLBACK TextCompareAscending ( LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort );
  static int CALLBACK TextCompareDescending( LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort );

  static int CALLBACK NumericCompareAscending ( LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort );
  static int CALLBACK NumericCompareDescending( LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort );

protected:	
  class CTextSortItem	
  {	
    friend CXMLFormSortClass;

    public:		
      CTextSortItem( const DWORD dItemID, const CFastString& roItemText );		
      virtual  ~CTextSortItem( void );

    private:
      CFastString m_oItemText;		
      DWORD       m_dwItemID;	
  };

  class CNumericSortItem	
  {	
    friend CXMLFormSortClass;

    public:
      CNumericSortItem( const DWORD dwItemID, const CFastString& roItemText );		

    private:
      int   m_iNumericValue;		
      DWORD m_dwItemID;	
  };

private:
  int         m_iColumn;	
  int         m_iStartingItem;
  int         m_iEndingItem;
  CListCtrl*  m_poOwner;	
  bool        m_bIsNumeric;
};


#endif


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