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#include <iostream>

#include <Windows.h>

#include <Shlwapi.h>

using namespace std;

#pragma comment(lib,”Shlwapi.lib”)

void regedit(LPCTSTR path);

int main()

{


regedit(L”Software\\Valve\\Steam”);

getchar();

return 0;

}

void regedit(LPCTSTR path)

{


HKEY hkey;

LONG lRet = RegOpenKeyEx(HKEY_CURRENT_USER, path, 0, KEY_ALL_ACCESS, &hkey);

if (ERROR_SUCCESS != lRet)cout<<“RegOpenKeyEx fail!”<<endl;

//获取注册表项值

wchar_t getbuffer[100];

DWORD dwsize = 100;

lRet = RegGetValue(hkey, NULL, L”SteamExe”, RRF_RT_REG_SZ, NULL, (LPDWORD)getbuffer, &dwsize);

if (ERROR_SUCCESS != lRet)cout<<“RegGetValue fail!”<<endl;

wcout<<getbuffer<<endl;

//删除注册表项

lRet =RegDeleteValue(hkey,L”Language”);

if (ERROR_SUCCESS != lRet)cout<<“RegDeleteValue fail!”<<endl;

//修改和增加注册表项

wchar_t lan[20]=L”chinese”;// 修改值   //如果密钥中不存在具有此名称的值，则该函数会将其添加到密钥

lRet = RegSetValueEx(hkey, L”Language”, 0, REG_SZ, (BYTE*)lan,  dwsize);

if (ERROR_SUCCESS != lRet)cout<<“RegSetValueEx fail!”<<endl;

//注册表删除子项，此处删除ActiveProcess

SHDeleteKey(HKEY_CURRENT_USER,L”Software\\Valve\\Steam\\ActiveProcess”);

//添加注册表子项，此处添加ActiveProcess

HKEY hke = NULL;

DWORD dw;

lRet = RegCreateKeyExA(HKEY_CURRENT_USER,”Software\\Valve\\Steam\\ActiveProcess”, 0, REG_NONE,REG_OPTION_NON_VOLATILE,KEY_WRITE |KEY_READ,NULL,&hke,&dw);

if (ERROR_SUCCESS != lRet)cout<<“RegCreateKeyExA fail!”<<endl;

}