TAO Cheng
83 lines
1.6 KiB
C++
83 lines
1.6 KiB
C++
#include "StdAfx.h"
|
|
|
|
#include <float.h>
|
|
#include <conio.h>
|
|
|
|
#ifdef _DEBUG
|
|
#undef THIS_FILE
|
|
static char THIS_FILE[] = __FILE__;
|
|
#define new DEBUG_NEW
|
|
#endif
|
|
|
|
HKEY OpenKeySection(const TCHAR *i_Section)
|
|
{
|
|
HKEY hKey = NULL;
|
|
|
|
if(i_Section)
|
|
{
|
|
RegOpenKeyEx(HKEY_LOCAL_MACHINE, i_Section, 0, KEY_WRITE|KEY_READ, &hKey);
|
|
if(!hKey)
|
|
{
|
|
DWORD dw;
|
|
RegCreateKeyEx(HKEY_LOCAL_MACHINE, i_Section, 0, REG_NONE, REG_OPTION_NON_VOLATILE, KEY_WRITE|KEY_READ, NULL, &hKey, &dw);
|
|
}
|
|
}
|
|
|
|
return hKey;
|
|
}
|
|
|
|
bool ReadRegKey(const TCHAR *i_Section, const TCHAR *i_Key, int &o_Value)
|
|
{
|
|
bool ReadOK = false;
|
|
|
|
if(i_Section)
|
|
{
|
|
HKEY hKey = OpenKeySection(i_Section);
|
|
|
|
if(hKey)
|
|
{
|
|
DWORD dwType;
|
|
DWORD dwCount;
|
|
|
|
LONG lResult = RegQueryValueEx(hKey, i_Key, NULL, &dwType, NULL, &dwCount);
|
|
|
|
if(lResult == ERROR_SUCCESS && dwType == REG_DWORD)
|
|
{
|
|
lResult = RegQueryValueEx(hKey, i_Key, NULL, &dwType, (LPBYTE)&o_Value, &dwCount);
|
|
ReadOK = true;
|
|
}
|
|
|
|
RegCloseKey(hKey);
|
|
}
|
|
}
|
|
|
|
return ReadOK;
|
|
}
|
|
|
|
void WriteRegKey(const TCHAR *i_Section, const TCHAR *i_Key, int i_Value)
|
|
{
|
|
if(i_Section)
|
|
{
|
|
HKEY hKey = OpenKeySection(i_Section);
|
|
|
|
if(hKey)
|
|
{
|
|
RegSetValueEx(hKey, i_Key, NULL, REG_DWORD, (LPBYTE)&i_Value, sizeof(i_Value));
|
|
RegCloseKey(hKey);
|
|
}
|
|
}
|
|
}
|
|
|
|
void DeleteRegKey(const TCHAR *i_Section, const TCHAR *i_Key)
|
|
{
|
|
if(i_Section)
|
|
{
|
|
HKEY hKey = OpenKeySection(i_Section);
|
|
|
|
if(hKey)
|
|
{
|
|
/*LONG lResult = */RegDeleteKey(hKey, i_Key);
|
|
}
|
|
}
|
|
}
|