禁用任务管理器(修改注册表与设置键盘钩子)

来源：互联网发布：python 图形界面开发编辑：程序博客网时间：2024/05/23 14:19

#define HKCU HKEY_CURRENT_USER

HKEY hk;
HHOOK hook;
LPCTSTR VAL_DisableTaskMgr = _T("DisableTaskMgr");
LPCTSTR KEY_DisableTaskMgr =_T("Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System");

//设置键盘钩子

hook=::SetWindowsHookEx(WH_KEYBOARD_LL,(HOOKPROC)key2,AfxGetApp()->m_hInstance,0);

LRESULT CALLBACK key2(int ncode,WPARAM w,LPARAM l)
{
if (ncode >= 0)
{

KBDLLHOOKSTRUCT* m = (KBDLLHOOKSTRUCT*) l;
if( m->vkCode == VK_TAB || GetAsyncKeyState(VK_CONTROL) || GetAsyncKeyState(VK_MENU)||

/*GetAsyncKeyState(VK_SHIFT)||*/
m->vkCode == VK_LWIN || m->vkCode == VK_RWIN || m->vkCode == VK_ESCAPE ||
m->vkCode == VK_F4 || m->vkCode == VK_F1 ||m->vkCode == VK_F12)
{
return 1;
}
}
return ::CallNextHookEx(hook,ncode,w,l);

}

//禁用任务管理器
DWORD val = 1 ;
RegCreateKeyEx(HKCU, KEY_DisableTaskMgr, 0,NULL,REG_OPTION_BACKUP_RESTORE ,
KEY_ALL_ACCESS,NULL,&hk,&val);
RegSetValueEx(hk, VAL_DisableTaskMgr, 0,
REG_DWORD, (BYTE*)&val, sizeof(val));

RegFlushKey(hk);
RegCloseKey(hk);

//解禁任务管理器

if (RegOpenKey(HKCU, KEY_DisableTaskMgr,&hk)!=ERROR_SUCCESS)
RegCreateKey(HKCU, KEY_DisableTaskMgr, &hk);
DWORD val=0;
RegSetValueEx(hk, VAL_DisableTaskMgr, NULL,
REG_DWORD, (BYTE*)&val, sizeof(val));
RegFlushKey(hk);
RegCloseKey(hk);