VC 遍历目录的小程序

// MySearchFileDlg.cpp : implementation file // #include "stdafx.h" #include "MySearchFile.h" #include "MySearchFileDlg.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() ///////////////////////////////////////////////////////////////////////////// // CMySearchFileDlg dialog CMySearchFileDlg::CMySearchFileDlg(CWnd* pParent /*=NULL*/) : CDialog(CMySearchFileDlg::IDD, pParent) { //{{AFX_DATA_INIT(CMySearchFileDlg) m_strPath = _T(""); //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CMySearchFileDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CMySearchFileDlg) DDX_Control(pDX, IDC_TREE_DIR, m_treDir); DDX_Text(pDX, IDC_EDIT_Path, m_strPath); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CMySearchFileDlg, CDialog) //{{AFX_MSG_MAP(CMySearchFileDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_BN_CLICKED(IDC_BUTTON_Search, OnBUTTONSearch) ON_BN_CLICKED(IDC_CLEAN, OnClean) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CMySearchFileDlg message handlers // 定义一个全局函数，来遍历目录 void Search_Dir(LPCSTR pszDir, CTreeCtrl *treCtrl, HTREEITEM hti) { WIN32_FIND_DATA ffd; // 定义结构变量，查询文件时使用 HTREEITEM temHti; // 定义树状控件的节点 char szDirFile[MAX_PATH]; char szDir[MAX_PATH]; sprintf(szDirFile,"%s*",pszDir); HANDLE hFile = FindFirstFile(szDirFile, &ffd); if(INVALID_HANDLE_VALUE != hFile) { while(!FindNextFile(hFile, &ffd)) { if(! (ffd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(ffd.cFileName, ".") && strcmp(ffd.cFileName, "..")) { // 开始向树状控件添加节点 temHti = treCtrl->InsertItem(ffd.cFileName, 0, 1, hti, TVI_LAST); hti =temHti; sprintf(szDir,"%s%s\\",pszDir,ffd.cFileName); Search_Dir(szDir, treCtrl, temHti); } } FindClose(hFile); } } // 定义一个全局函数，来遍历目录 void C_Search_Dir(CString strPath, CTreeCtrl *treCtrl, HTREEITEM hti) { HTREEITEM temHti; // 定义树状控件的节点 CString strDir, strName; // 定义查询得到的目录、目录名称 CFileFind file_finder; // 等一文件查找类 BOOL bFind; strPath += _T("*"); bFind = file_finder.FindFile(strPath); while(bFind) { bFind = file_finder.FindNextFile(); if(file_finder.IsDirectory() && !file_finder.IsDots()) { // 开始向树状控件添加节点 strDir = file_finder.GetFilePath()+"\\"; strName = file_finder.GetFileName(); temHti = treCtrl->InsertItem(strName, 1, 2, hti, TVI_LAST); C_Search_Dir(strDir, treCtrl, temHti); } } } BOOL CMySearchFileDlg::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 m_treImgList.Create(IDB_BITMAP_TREE, 32, 1, RGB(0,255,0)); m_treImgList.Add(AfxGetApp()->LoadIcon(IDI_ICON2)); m_treImgList.Add(AfxGetApp()->LoadIcon(IDI_ICON1)); m_treDir.SetImageList(&m_treImgList, TVSIL_NORMAL); return TRUE; // return TRUE unless you set the focus to a control } void CMySearchFileDlg::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 CMySearchFileDlg::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 CMySearchFileDlg::OnQueryDragIcon() { return (HCURSOR) m_hIcon; } void CMySearchFileDlg::OnBUTTONSearch() { // TODO: Add your control notification handler code here HTREEITEM hti; UpdateData(TRUE); hti = m_treDir.InsertItem("遍历目录的结果", 1, 2); // 添加根节点 Search_Dir(LPCSTR(m_strPath),&m_treDir, hti);//////////////////////////////////// C_Search_Dir(m_strPath,&m_treDir, hti); } void CMySearchFileDlg::OnOK() { // TODO: Add extra validation here //CDialog::OnOK(); /* 屏蔽 Enter键 */ CAboutDlg Aboutdlg; Aboutdlg.DoModal(); } void CMySearchFileDlg::OnClean() //清空树形控件中的内容 { // TODO: Add your control notification handler code here m_treDir.DeleteAllItems(); }