regex linux正则 测试例子vs2003 mfc工程

// testregexDlg.cpp : 实现文件 // #include "stdafx.h" #include "testregex.h" #include "testregexDlg.h" #include ".\testregexdlg.h" #include ".\include\regex.h" #ifdef _DEBUG #define new DEBUG_NEW #endif // 用于应用程序“关于”菜单项的 CAboutDlg 对话框 class CAboutDlg : public CDialog { public: CAboutDlg(); // 对话框数据 enum { IDD = IDD_ABOUTBOX }; protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持 // 实现 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() // CtestregexDlg 对话框 CtestregexDlg::CtestregexDlg(CWnd* pParent /*=NULL*/) : CDialog(CtestregexDlg::IDD, pParent) { m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CtestregexDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); DDX_Control(pDX, IDC_EDIT_REGEX, m_regex); DDX_Control(pDX, IDC_EDIT_INPUT, m_input); DDX_Control(pDX, IDC_EDIT_OUTPUT, m_output); DDX_Control(pDX, IDC_EDIT_SUBEXPRESSION, m_subexpression); } BEGIN_MESSAGE_MAP(CtestregexDlg, CDialog) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() //}}AFX_MSG_MAP ON_BN_CLICKED(IDOK, OnBnClickedOk) END_MESSAGE_MAP() // CtestregexDlg 消息处理程序 BOOL CtestregexDlg::OnInitDialog() { CDialog::OnInitDialog(); // 将\“关于...\”菜单项添加到系统菜单中。 // IDM_ABOUTBOX 必须在系统命令范围内。 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); } } // 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动 // 执行此操作 SetIcon(m_hIcon, TRUE); // 设置大图标 SetIcon(m_hIcon, FALSE); // 设置小图标 // TODO: 在此添加额外的初始化代码 m_subexpression.SetWindowText("10"); m_regex.SetWindowText("(\\([0-9]+\\))(\\{[0-9]+\\}{1})$"); m_input.SetWindowText("AAAAabaaababAbAbCdCd123123 11(123){12}"); return TRUE; // 除非设置了控件的焦点，否则返回 TRUE } void CtestregexDlg::OnSysCommand(UINT nID, LPARAM lParam) { if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::OnSysCommand(nID, lParam); } } // 如果向对话框添加最小化按钮，则需要下面的代码 // 来绘制该图标。对于使用文档/视图模型的 MFC 应用程序， // 这将由框架自动完成。 void CtestregexDlg::OnPaint() { if (IsIconic()) { CPaintDC dc(this); // 用于绘制的设备上下文 SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0); // 使图标在工作矩形中居中 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; // 绘制图标 dc.DrawIcon(x, y, m_hIcon); } else { CDialog::OnPaint(); } } //当用户拖动最小化窗口时系统调用此函数取得光标显示。 HCURSOR CtestregexDlg::OnQueryDragIcon() { return static_cast<HCURSOR>(m_hIcon); } void CtestregexDlg::OnBnClickedOk() { CString pattern, error, input, output, subexpression; int z, cflags = REG_EXTENDED; char* pbuf; char ebuf[4096]={0}; regex_t reg; regmatch_t pm[10]; m_subexpression.GetWindowText(subexpression); const size_t nmatch = atoi(subexpression.GetBuffer()); /* 编译正则表达式*/ m_regex.GetWindowText(pattern); z = regcomp(&reg, pattern.GetBuffer(), cflags); if (z != 0){ regerror(z, &reg, ebuf, sizeof(ebuf)); error.Format("%s: pattern ", ebuf); MessageBox(error); return; } m_input.GetWindowText(input); pbuf = input.GetBuffer(); while(1) { /* 对每一行应用正则表达式进行匹配 */ z = regexec(&reg, pbuf, nmatch, pm, 0); if (z == REG_NOMATCH) break; else if (z != 0) { regerror(z, &reg, ebuf, sizeof(ebuf)); error.Format("%s: regcom", ebuf); MessageBox(error); return; } for (int x = 0; x < nmatch && pm[x].rm_so != -1; ++ x) { //output.AppendFormat("输出%d为", x); output.Append((pbuf + pm[x].rm_so), pm[x].rm_eo - pm[x].rm_so); output.Append("；"); } output.Append("\r\n"); if ((pbuf-input.GetBuffer()) >= input.GetLength())break; pbuf = pbuf + pm[0].rm_eo; } /* 释放正则表达式 */ regfree(&reg); m_output.SetWindowText(output); return; }