www.pudn.com > 定时关机，定时锁定系统.zip > PwdDlg.cpp

// PwdDlg.cpp : implementation file 
// 
 
#include "stdafx.h" 
#include "ShutDown.h" 
#include "PwdDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CPwdDlg dialog 
 
 
//全局变量的定义 
HHOOK hHook=NULL; 
CRect rt; 
extern "C" LRESULT WINAPI HookProc(int nCode,WPARAM wParam,LPARAM lParam);  
 
 
CPwdDlg::CPwdDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CPwdDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CPwdDlg) 
	m_check = _T(""); 
	//}}AFX_DATA_INIT 
} 
 
void CPwdDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CPwdDlg) 
	DDX_Control(pDX, IDC_EDIT1, m_Pwd); 
	DDX_Text(pDX, IDC_EDIT1, m_check); 
	DDV_MaxChars(pDX, m_check, 15); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CPwdDlg, CDialog) 
	//{{AFX_MSG_MAP(CPwdDlg) 
	ON_WM_LBUTTONDOWN() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CPwdDlg message handlers 
 
void CPwdDlg::OnOK()  
{ 
	// TODO: Add extra validation here 
	CString m_strPwd; 
	m_Pwd.GetWindowText(m_strPwd); 
	 
	CShutDownApp *myapp = (CShutDownApp *)AfxGetApp(); 
 
	m_strPwd = myapp->KeyChanged(m_strPwd); 
 
	if(m_strPwd.Compare(myapp->strCheck)) 
	{ 
		AfxMessageBox("您所输入的密码无效，无权使用本机！" 
			                               ,MB_OK | MB_ICONSTOP); 
		return; 
	} 
	else 
	{ 
		SystemParametersInfo(SPI_SETSCREENSAVERRUNNING, 
		false,&pOld,SPIF_UPDATEINIFILE); 
		UnhookWindowsHookEx(hHook); 
	} 
 
	ReleaseCapture(); 
//	::ShowCursor(true); 
	ClipCursor(NULL); 
	CDialog::OnOK(); 
} 
 
BOOL CPwdDlg::OnInitDialog()  
{ 
	CDialog::OnInitDialog(); 
	 
	CShutDownApp *myapp = (CShutDownApp *)AfxGetApp(); 
 
	CString strValue; 
 
	strValue = myapp->GetProfileString("ShutDown","pwd",""); 
	 
	myapp->strCheck=strValue; 
    
	//锁定初始化 
	SetForegroundWindow(); 
 
	hHook=SetWindowsHookEx(WH_MOUSE,HookProc,NULL,0); 
 
	//过滤系统键 
	SystemParametersInfo(SPI_SETSCREENSAVERRUNNING,true,&pOld,SPIF_UPDATEINIFILE); 
 
	m_Pwd.SetPasswordChar('*'); 
	 
	GetWindowRect(rt); 
	ClipCursor(rt); 
 
	SetCursor(LoadCursor(NULL,IDC_NO)); 
 
	SetWindowPos(&wndTopMost,0,0,0,0,SWP_NOMOVE | SWP_NOSIZE | WS_EX_TOPMOST); 
 
	return TRUE;  // return TRUE unless you set the focus to a control 
	              // EXCEPTION: OCX Property Pages should return FALSE 
} 
 
void CPwdDlg::OnCancel()  
{ 
	// TODO: Add extra cleanup here 
	return; 
	//CDialog::OnCancel(); 
} 
 
void CPwdDlg::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
	// TODO: Add your message handler code here and/or call default 
	 
	CDialog::OnLButtonDown(nFlags, point); 
} 
 
 
extern "C" LRESULT WINAPI HookProc(int nCode,WPARAM wParam,LPARAM lParam) 
{ 
	//MessageBeep(MB_OK); 
	return -1; 
	//return CallNextHookEx(hHook,nCode,wParam,lParam); 
}