基于对话框的密码程序

最新推荐文章于 2021-11-25 16:28:50 发布

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// password.h : main header file for the PROJECT_NAME application
//

#pragma once

#ifndef __AFXWIN_H__
#error "include 'stdafx.h' before including this file for PCH"
#endif

#include "resource.h" // main symbols

// CpasswordApp:
// See password.cpp for the implementation of this class
//

class CpasswordApp : public CWinApp
{
public:
CpasswordApp();

// Overrides
public:
virtual BOOL InitInstance();

// Implementation

DECLARE_MESSAGE_MAP()
};

extern CpasswordApp theApp;//AA

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// passwordDlg.h : header file
//

#pragma once

// CpasswordDlg dialog
class CpasswordDlg : public CDialogEx
{
// Construction
public:
CpasswordDlg(CWnd* pParent = NULL); // standard constructor

// Dialog Data
enum { IDD = IDD_PASSWORD_DIALOG };//AA

protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support

// Implementation
protected:
HICON m_hIcon;

   // Generated message map functions
   virtual BOOL OnInitDialog();
   afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
   afx_msg void OnPaint();
   afx_msg HCURSOR OnQueryDragIcon();
   DECLARE_MESSAGE_MAP()
public:
   CString m_user;//AA
   CString m_pass;//AA
   bool emp(void);//AA
   afx_msg void OnBnClickedButton1();//AA
   afx_msg void OnLButtonDown(UINT nFlags, CPoint point);//AA
};

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// passwordDlg.cpp : implementation file
//

#include "stdafx.h"
#include "password.h"
#include "passwordDlg.h"
#include "afxdialogex.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

// CAboutDlg dialog used for App About

class CAboutDlg : public CDialogEx
{
public:
CAboutDlg();

// Dialog Data
enum { IDD = IDD_ABOUTBOX };

protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support

// Implementation
protected:
DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialogEx(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
CDialogEx::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx)

ON_WM_LBUTTONDOWN()//AA

END_MESSAGE_MAP()

// CpasswordDlg dialog

CpasswordDlg::CpasswordDlg(CWnd* pParent /*=NULL*/)
   : CDialogEx(CpasswordDlg::IDD, pParent)
{
   m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
   m_user = _T("");//AA
   m_pass = _T("");//AA
}

void CpasswordDlg::DoDataExchange(CDataExchange* pDX)
{
   CDialogEx::DoDataExchange(pDX);
   DDX_Text(pDX, IDC_EDIT1, m_user);//AA
   DDX_Text(pDX, IDC_EDIT2, m_pass);//AA
   DDV_MaxChars(pDX, m_pass, 6);//AA
}

BEGIN_MESSAGE_MAP(CpasswordDlg, CDialogEx)
   ON_WM_SYSCOMMAND()
   ON_WM_PAINT()
   ON_WM_QUERYDRAGICON()
   ON_BN_CLICKED(IDC_BUTTON1, &CpasswordDlg::OnBnClickedButton1)//AA
   ON_WM_LBUTTONDOWN()
END_MESSAGE_MAP()

// CpasswordDlg message handlers

BOOL CpasswordDlg::OnInitDialog()
{
CDialogEx::OnInitDialog();

// Add "About..." menu item to system menu.

   // IDM_ABOUTBOX must be in the system command range.
   ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
   ASSERT(IDM_ABOUTBOX < 0xF000);

   CMenu* pSysMenu = GetSystemMenu(FALSE);
   if (pSysMenu != NULL)
   {
       BOOL bNameValid;
       CString strAboutMenu;
       bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);
       ASSERT(bNameValid);
       if (!strAboutMenu.IsEmpty())
       {
           pSysMenu->AppendMenu(MF_SEPARATOR);
           pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
       }
   }

   // Set the icon for this dialog. The framework does this automatically
   // when the application's main window is not a dialog
   SetIcon(m_hIcon, TRUE);           // Set big icon
   SetIcon(m_hIcon, FALSE);       // Set small icon

// TODO: Add extra initialization here

return TRUE; // return TRUE unless you set the focus to a control
}

void CpasswordDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
   if ((nID & 0xFFF0) == IDM_ABOUTBOX)
   {
       CAboutDlg dlgAbout;
       dlgAbout.DoModal();
   }
   else
   {
       CDialogEx::OnSysCommand(nID, lParam);
   }
}

// If you add a minimize button to your dialog, you will need the code below
// to draw the icon. For MFC applications using the document/view model,
// this is automatically done for you by the framework.

void CpasswordDlg::OnPaint()
{
   if (IsIconic())
   {
       CPaintDC dc(this); // device context for painting

SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

       // Center icon in client rectangle
       int cxIcon = GetSystemMetrics(SM_CXICON);
       int cyIcon = GetSystemMetrics(SM_CYICON);
       CRect rect;
       GetClientRect(&rect);
       int x = (rect.Width() - cxIcon + 1) / 2;
       int y = (rect.Height() - cyIcon + 1) / 2;

       // Draw the icon
       dc.DrawIcon(x, y, m_hIcon);
   }
   else
   {
       CDialogEx::OnPaint();
   }
}

// The system calls this function to obtain the cursor to display while the user drags
// the minimized window.
HCURSOR CpasswordDlg::OnQueryDragIcon()
{
return static_cast<HCURSOR>(m_hIcon);
}

bool CpasswordDlg::emp(void)
{

   UpdateData(TRUE);//AA
   if(m_user.IsEmpty())//AA判断是否为空
   {
       MessageBox("用户名不能为空，重新输入！");//AA
       return true;//AA
   }
   return false;//AA
}

void CpasswordDlg::OnBnClickedButton1()
{
   // TODO: Add your control notification handler code here
   if(emp()==true)//AA
       return ;//AA
   UpdateData(TRUE);//AA
   if(m_user=="莉莉"&&m_pass=="123456")//AA
       MessageBox("欢迎您！");//AA
   else
   {
       MessageBox("用户名或密码错误，重新输入！");//AA
       m_user="";//AA
       m_pass="";//AA
   }
   UpdateData(false);//AA
}

void CpasswordDlg::OnLButtonDown(UINT nFlags, CPoint point)
{
   // TODO: Add your message handler code here and/or call default
   MessageBox("您好！");//AA
   CDialogEx::OnLButtonDown(nFlags, point);//AA
}