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// guess_numberDlg.cpp : implementation file // #include "stdafx.h" #include "guess_number.h" #include "guess_numberDlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CAboutDlg dialog used for App About class CAboutDlg : public CDialog { public: CAboutDlg(); // Dialog Data //{{AFX_DATA(CAboutDlg) enum { IDD = IDD_ABOUTBOX }; //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CAboutDlg) protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support //}}AFX_VIRTUAL // Implementation protected: //{{AFX_MSG(CAboutDlg) //}}AFX_MSG DECLARE_MESSAGE_MAP() }; CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) { //{{AFX_DATA_INIT(CAboutDlg) //}}AFX_DATA_INIT } void CAboutDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CAboutDlg) //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) //{{AFX_MSG_MAP(CAboutDlg) // No message handlers //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CGuess_numberDlg dialog CGuess_numberDlg::CGuess_numberDlg(CWnd* pParent /*=NULL*/) : CDialog(CGuess_numberDlg::IDD, pParent) { //{{AFX_DATA_INIT(CGuess_numberDlg) m_list = _T(""); m_num = 0; //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CGuess_numberDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CGuess_numberDlg) DDX_Control(pDX, ID_Start, m_start); DDX_Text(pDX, IDC_List, m_list); DDX_Text(pDX, IDC_InputNum, m_num); DDV_MinMaxInt(pDX, m_num, 0, 999); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CGuess_numberDlg, CDialog) //{{AFX_MSG_MAP(CGuess_numberDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_Guess, OnGuess) ON_BN_CLICKED(IDC_See, OnSee) ON_BN_CLICKED(ID_Start, OnStart) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CGuess_numberDlg message handlers BOOL CGuess_numberDlg::OnInitDialog() { CDialog::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) { CString strAboutMenu; strAboutMenu.LoadString(IDS_ABOUTBOX); 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 CGuess_numberDlg::OnSysCommand(UINT nID, LPARAM lParam) { if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::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 CGuess_numberDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // device context for painting SendMessage(WM_ICONERASEBKGND, (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 { CDialog::OnPaint(); } } // The system calls this to obtain the cursor to display while the user drags // the minimized window. HCURSOR CGuess_numberDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CGuess_numberDlg::OnGuess() { // TODO: Add your control notification handler code here UpdateData(true); CString str; if(m_num>rnd) str="太大了"; else if(m_num<rnd) str="太小了"; else {str="恭喜猜中"; m_start.EnableWindow(true);} m_list=m_list+str+"\r\n"; UpdateData(false); } void CGuess_numberDlg::OnSee() { // TODO: Add your control notification handler code here CString str; str.Format("随机数:%d",rnd); MessageBox(str); } void CGuess_numberDlg::OnStart() { // TODO: Add your control notification handler code here srand(time(NULL)); rnd=rand()%1000; m_start.EnableWindow(false); m_list=""; m_num=0; UpdateData(false); }
猜数字游戏,当填入大于999的数字时,弹出对话框,这个程序代码我怎么也找不到在哪里写的。。。
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1条回答 默认 最新
- _mervyn 2021-04-13 15:34关注
183行UpdateData(true); 会触发73行DoDataExchange函数,在DoDataExchange中DDV_MinMaxInt(pDX, m_num, 0, 999);验证数据有效性时会弹出提示框。 如果你不想要这个提示框,可以不使用DDV_MinMaxInt,而是写自己的验证逻辑。
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