/**********************************************************************/
/**                       Microsoft Windows/NT                       **/
/**                Copyright(c) Microsoft Corporation, 1997 - 1998 **/
/**********************************************************************/

/*
	harray.h
		Index mgr for IPSecmon

	FILE HISTORY:
    Nov 29  1999    Ning Sun     Created        

*/

#ifndef _HARRAY_H__
#define _HARRAY_H__


#include "afxmt.h"


extern const DWORD INDEX_TYPE_DEFAULT;

typedef enum _SORT_OPTIONS
{
	SORT_DESCENDING	= 0x00,
	SORT_ASCENDING	= 0x01

} SORT_OPTIONS;



typedef CArray<void *, void *> CIndexArray;
typedef int (__cdecl *PCOMPARE_FUNCTION)(const void *elem1, const void *elem2);

class CColumnIndex : public CIndexArray
{
public:
	CColumnIndex(DWORD dwIndexType, PCOMPARE_FUNCTION pfnCompare);

public:
	HRESULT Sort();
	VOID SetSortOption(DWORD dwSortOption) { m_dwSortOption = dwSortOption; }
	DWORD GetSortOption() { return m_dwSortOption; }
	DWORD GetType() { return m_dwIndexType; }
	void* GetIndexedItem(int nIndex);

protected:
	DWORD m_dwIndexType;
	DWORD m_dwSortOption;
	PCOMPARE_FUNCTION m_pfnCompare;
};

typedef CList<CColumnIndex*, CColumnIndex*> CIndexArrayList;

class CIndexManager
{
public:
	CIndexManager();
	virtual ~CIndexManager();

protected:
	CColumnIndex m_DefaultIndex;
	CIndexArrayList m_listIndicies;
	POSITION m_posCurrentIndex;

public:
	void Reset();

	int AddItem(void * pItem);
	int GetItemCount() { return (int)m_DefaultIndex.GetSize(); }

	void * GetItemData(int nIndex);

	virtual HRESULT Sort(
				DWORD SortType, 
				DWORD dwSortOption
				) { return hrOK; }
	
	DWORD GetCurrentIndexType();
	DWORD GetCurrentSortOption();
};

class CIndexMgrFilter : public CIndexManager
{
public:
	CIndexMgrFilter() : CIndexManager() {}

public:
    HRESULT SortFilters(
				DWORD SortType, 
				DWORD dwSortOption
				);
};

class CIndexMgrMmFilter : public CIndexManager
{
public:
	CIndexMgrMmFilter() : CIndexManager() {}

public:
    HRESULT SortMmFilters(
				DWORD SortType, 
				DWORD dwSortOption
				);
};

class CIndexMgrMmPolicy : public CIndexManager
{
public:
	CIndexMgrMmPolicy() : CIndexManager() {}

public:
	HRESULT Sort(
			   DWORD dwSortType,
			   DWORD dwSortOption
			   );
};

class CIndexMgrQmPolicy : public CIndexManager
{
public:
	CIndexMgrQmPolicy() : CIndexManager() {}

public:
	HRESULT Sort(
			   DWORD dwSortType,
			   DWORD dwSortOption
			   );

};

class CIndexMgrMmSA : public CIndexManager
{
public:
	CIndexMgrMmSA() : CIndexManager() {}

public:
	HRESULT Sort(
				DWORD dwSortType,
				DWORD dwSortOption
				);
};

class CIndexMgrQmSA : public CIndexManager
{
public:
	CIndexMgrQmSA() : CIndexManager() {}

public:
	HRESULT Sort(
				DWORD dwSortType,
				DWORD dwSortOption
				);
};

#endif //_HARRAY_H__