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/*
Module : HKLM.H
Purpose: Interface for a class to provide simple
         access to the HKEY_LOCAL_MACHINE\Software\Company\MyApp
				 registry key similiar to the functions MFC provides
				 to access the same settings in HKEY_CURRENT_USER
Created: PJN / 27-07-1998
History: None

Copyright (c) 1998 by PJ Naughter.  
All rights reserved.

*/

#ifndef __HKLM_H__
#define __HKLM_H__


class CHKLM
{
public:
  //Perform the same job as the function of the same name
	// in the CWinApp class in MFC
  void SetRegistryKey(LPCTSTR lpszRegistryKey);
  void SetRegistryKey(UINT nIDRegistryKey);

	//Allows saving and restoring of a profile settings to the 
	//HKEY_LOCAL_MACHINE\Software\"Company Name"\"Product Name"
	//registry key. These classes are modelled upon the functions
	//of the same name in the CWinApp class in MFC
	BOOL    WriteProfileString(LPCTSTR lpszSection, LPCTSTR lpszEntry, LPCTSTR lpszValue);
	BOOL    WriteProfileInt(LPCTSTR lpszSection, LPCTSTR lpszEntry, int nValue);
	CString GetProfileString(LPCTSTR lpszSection, LPCTSTR lpszEntry, LPCTSTR lpszDefault = NULL);
	UINT    GetProfileInt(LPCTSTR lpszSection, LPCTSTR lpszEntry, int nDefault);
	BOOL    GetProfileBinary(LPCTSTR lpszSection, LPCTSTR lpszEntry, LPBYTE* ppData, UINT* pBytes);
	BOOL    WriteProfileBinary(LPCTSTR lpszSection, LPCTSTR lpszEntry, LPBYTE pData, UINT nBytes);
  BOOL    GetProfileStringArray(LPCTSTR lpszSection, LPCTSTR lpszEntry, CStringArray& array);
  BOOL    WriteProfileStringArray(LPCTSTR lpszSection, LPCTSTR lpszEntry, const CStringArray& array);

protected:
	HKEY GetAppRegistryKey();
	HKEY GetSectionKey(LPCTSTR lpszSection);
	HKEY GetServiceRegistryKey();
  BOOL GetStringArrayFromRegistry(HKEY hKey, const CString& sEntry, CStringArray& array);
  BOOL SetStringArrayIntoRegistry(HKEY hKey, const CString& sEntry, const CStringArray& array);

	CString m_sRegistryKey;
};



#endif //__HKLM_H__