主要程式碼

001    // MFC_testDlg.cpp : implementation file                

002    //                

003                    

004    #include "stdafx.h"                

005    #include "MFC_test.h"                

006    #include "MFC_testDlg.h"                

007                    

008    #ifdef _DEBUG                

009    #define new DEBUG_NEW                

010    #undef THIS_FILE                

011    static char THIS_FILE[] = __FILE__;                

012    #endif                

013                    

014    /////////////////////////////////////////////////////////////////////////////                

015    // CAboutDlg dialog used for App About                

016                    

017    class CAboutDlg : public CDialog                

018    {                

019    public:                

020        CAboutDlg();            

021                    

022    // Dialog Data                

023        //{{AFX_DATA(CAboutDlg)            

024        enum { IDD = IDD_ABOUTBOX };            

025        //}}AFX_DATA            

026                    

027        // ClassWizard generated virtual function overrides            

028        //{{AFX_VIRTUAL(CAboutDlg)            

029        protected:            

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

031        //}}AFX_VIRTUAL            

032                    

033    // Implementation                

034    protected:                

035        //{{AFX_MSG(CAboutDlg)            

036        //}}AFX_MSG            

037        DECLARE_MESSAGE_MAP()            

038    };                

039                    

040    CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)                

041    {                

042        //{{AFX_DATA_INIT(CAboutDlg)            

043        //}}AFX_DATA_INIT            

044    }                

045                    

046    void CAboutDlg::DoDataExchange(CDataExchange* pDX)                

047    {                

048        CDialog::DoDataExchange(pDX);            

049        //{{AFX_DATA_MAP(CAboutDlg)            

050        //}}AFX_DATA_MAP            

051    }                

052                    

053    BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)                

054        //{{AFX_MSG_MAP(CAboutDlg)            

055            // No message handlers        

056        //}}AFX_MSG_MAP            

057    END_MESSAGE_MAP()                

058                    

059    /////////////////////////////////////////////////////////////////////////////                

060    // CMFC_testDlg dialog                

061                    

062    CMFC_testDlg::CMFC_testDlg(CWnd* pParent /*=NULL*/)                

063        : CDialog(CMFC_testDlg::IDD, pParent)            

064    {                

065        //{{AFX_DATA_INIT(CMFC_testDlg)            

066            // NOTE: the ClassWizard will add member initialization here        

067        //}}AFX_DATA_INIT            

068        // Note that LoadIcon does not require a subsequent DestroyIcon in Win32            

069        m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);            

070    }                

071                    

072    void CMFC_testDlg::DoDataExchange(CDataExchange* pDX)                

073    {                

074        CDialog::DoDataExchange(pDX);            

075        //{{AFX_DATA_MAP(CMFC_testDlg)            

076            // NOTE: the ClassWizard will add DDX and DDV calls here        

077        //}}AFX_DATA_MAP            

078    }                

079                    

080    BEGIN_MESSAGE_MAP(CMFC_testDlg, CDialog)                

081        //{{AFX_MSG_MAP(CMFC_testDlg)            

082        ON_WM_SYSCOMMAND()            

083        ON_WM_PAINT()            

084        ON_WM_QUERYDRAGICON()            

085        //}}AFX_MSG_MAP            

086    END_MESSAGE_MAP()                

087                    

088    /////////////////////////////////////////////////////////////////////////////                

089    // CMFC_testDlg message handlers                

090                    

091    BOOL CMFC_testDlg::OnInitDialog()                

092    {                

093        CDialog::OnInitDialog();            

094                    

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

096                    

097        // IDM_ABOUTBOX must be in the system command range.            

098        ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);            

099        ASSERT(IDM_ABOUTBOX < 0xF000);            

100                    

101        CMenu* pSysMenu = GetSystemMenu(FALSE);            

102        if (pSysMenu != NULL)            

103        {            

104            CString strAboutMenu;        

105            strAboutMenu.LoadString(IDS_ABOUTBOX);        

106            if (!strAboutMenu.IsEmpty())        

107            {        

108                pSysMenu->AppendMenu(MF_SEPARATOR);    

109                pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);    

110            }        

111        }            

112                    

113        // Set the icon for this dialog.  The framework does this automatically            

114        //  when the application's main window is not a dialog            

115        SetIcon(m_hIcon, TRUE);            // Set big icon

116        SetIcon(m_hIcon, FALSE);        // Set small icon    

117                    

118        // TODO: Add extra initialization here            

119                    

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

121    }                

122                    

123    void CMFC_testDlg::OnSysCommand(UINT nID, LPARAM lParam)                

124    {                

125        if ((nID & 0xFFF0) == IDM_ABOUTBOX)            

126        {            

127            CAboutDlg dlgAbout;        

128            dlgAbout.DoModal();        

129        }            

130        else            

131        {            

132            CDialog::OnSysCommand(nID, lParam);        

133        }            

134    }                

135                    

136    // If you add a minimize button to your dialog, you will need the code below                

137    //  to draw the icon.  For MFC applications using the document/view model,                

138    //  this is automatically done for you by the framework.                

139                    

140    void CMFC_testDlg::OnPaint()                 

141    {                

142        if (IsIconic())            

143        {            

144            CPaintDC dc(this); // device context for painting        

145                    

146            SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);        

147                    

148            // Center icon in client rectangle        

149            int cxIcon = GetSystemMetrics(SM_CXICON);        

150            int cyIcon = GetSystemMetrics(SM_CYICON);        

151            CRect rect;        

152            GetClientRect(&rect);        

153            int x = (rect.Width() - cxIcon + 1) / 2;        

154            int y = (rect.Height() - cyIcon + 1) / 2;        

155                    

156            // Draw the icon        

157            dc.DrawIcon(x, y, m_hIcon);        

158        }            

159        else            

160        {            

161            CDialog::OnPaint();        

162        }            

163    }                

164                    

165    // The system calls this to obtain the cursor to display while the user drags                

166    //  the minimized window.                

167    HCURSOR CMFC_testDlg::OnQueryDragIcon()                

168    {                

169        return (HCURSOR) m_hIcon;            

170    }