newdw.cpp

完成注册表修改的应用程序,能修改多种键值,实现注册表编辑器的禁止和解除禁止.

// newdw.cpp : implementation file
//

#include "stdafx.h"
#include "REG.h"
#include "newdw.h"
#include <assert.h>

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// newdw dialog


newdw::newdw(CWnd* pParent /*=NULL*/)
	: CDialog(newdw::IDD, pParent)
{
	//{{AFX_DATA_INIT(newdw)
	m_dwname = _T("");
	m_dwvalue = 0;
	m_xianshi = _T("");
	m_xian = _T("");
	//}}AFX_DATA_INIT
}


void newdw::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(newdw)
	DDX_Text(pDX, IDC_EDIT1, m_dwname);
	DDX_Text(pDX, IDC_EDIT2, m_dwvalue);
	DDX_Text(pDX, IDC_EDIT3, m_xianshi);
	DDX_Text(pDX, IDC_EDIT4, m_xian);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(newdw, CDialog)
	//{{AFX_MSG_MAP(newdw)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// newdw message handlers

void newdw::OnOK() 
{   UpdateData();
	if(m_dwname == _T(""))
	{
		MessageBox("请输入要创建的DWORD名称","错误",MB_OK);
	}
	else{

	DWORD type_1=REG_DWORD;
     DWORD   rc; 
     DWORD   len; 
	 DWORD   fValue;
    
	 HKEY hkey;
    
	
 
    len = 4; 
	UpdateData();
    RegOpenKeyEx(HKEY_CURRENT_USER,"Environment", 0, KEY_QUERY_VALUE | KEY_SET_VALUE,  &hkey);
    rc = RegQueryValueEx( hkey, m_dwname, 0, &type_1, (LPBYTE)&fValue, &len ); 
    if (rc != ERROR_SUCCESS) { 
        if (rc == ERROR_FILE_NOT_FOUND) { 
            fValue = 0; 
           
        } 
        else { 
            assert( rc == ERROR_SUCCESS ); 
        } 
    } 
    UpdateData();
    RegOpenKeyEx(HKEY_CURRENT_USER,"Environment", 0, KEY_QUERY_VALUE | KEY_SET_VALUE, &hkey);
    rc = RegSetValueEx( hkey, m_dwname, 0, REG_DWORD, (LPBYTE)&m_dwvalue, 4 ); 
    assert( rc == ERROR_SUCCESS );
	m_xianshi=" 恭喜你创建DWORD键";
   m_xian=m_dwname;
	UpdateData(false);	
	}

}