#include "stdafx.h"#include "Test.h"#include "TestDlg.h"#ifdef _DEBUG#define new DEBUG_NEW#endif// 用于應用程序“關于”菜單項的 CAboutDlg 對話框class CAboutDlg : public CDialog{public: CAboutDlg();// 對話框數(shù)據(jù) enum { IDD = IDD_ABOUTBOX }; protected: virtual void DoDataExchange(CDataExchange* pDX);  // DDX/DDV 支持// 實現(xiàn)protected: DECLARE_MESSAGE_MAP()};CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD){}void CAboutDlg::DoDataExchange(CDataExchange* pDX){ CDialog::DoDataExchange(pDX);}BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)END_MESSAGE_MAP()// CTestDlg 對話框CTestDlg::CTestDlg(CWnd* pParent /*=NULL*/) : CDialog(CTestDlg::IDD, pParent){ m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);}void CTestDlg::DoDataExchange(CDataExchange* pDX){ CDialog::DoDataExchange(pDX);}BEGIN_MESSAGE_MAP(CTestDlg, CDialog) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() //}}AFX_MSG_MAP ON_BN_CLICKED(IDC_BTNADDSYSTEMMENU, OnBnClickedBtnaddsystemmenu)END_MESSAGE_MAP()// CTestDlg 消息處理程序BOOL CTestDlg::OnInitDialog(){ CDialog::OnInitDialog(); // 將/“關于.../”菜單項添加到系統(tǒng)菜單中。 // IDM_ABOUTBOX 必須在系統(tǒng)命令范圍內。 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); } } // 設置此對話框的圖標。當應用程序主窗口不是對話框時，框架將自動 // 執(zhí)行此操作 SetIcon(m_hIcon, TRUE);  // 設置大圖標 SetIcon(m_hIcon, FALSE); // 設置小圖標 // TODO：在此添加額外的初始化代碼  return TRUE; // 除非設置了控件的焦點，否則返回 TRUE}void CTestDlg::OnSysCommand(UINT nID, LPARAM lParam){ if(nID==ID_FILE_OPEN) { MessageBox("測試添加系統(tǒng)菜單功能","信息提示",MB_OK); } else if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::OnSysCommand(nID, lParam); }}// 如果向對話框添加最小化按鈕，則需要下面的代碼// 來繪制該圖標。對于使用文檔/視圖模型的 MFC 應用程序，// 這將由框架自動完成。void CTestDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // 用于繪制的設備上下文 SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0); // 使圖標在工作矩形中居中 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; // 繪制圖標 dc.DrawIcon(x, y, m_hIcon); } else { CDialog::OnPaint(); }}//當用戶拖動最小化窗口時系統(tǒng)調用此函數(shù)取得光標顯示。HCURSOR CTestDlg::OnQueryDragIcon(){ return static_cast<HCURSOR>(m_hIcon);}void CTestDlg::OnBnClickedBtnaddsystemmenu(){ CMenu *pMenu=GetSystemMenu(FALSE); pMenu->AppendMenu(0,ID_FILE_OPEN,"顯示提示信息"); MessageBox("增加系統(tǒng)菜單操作成功！","信息提示",MB_OK);}