VC实现批量删除指定文件的方法

SHFILEINFO shInfo;memset(&shInfo,0,sizeof(SHFILEINFO));HIMAGELIST hImage = (HIMAGELIST)SHGetFileInfo("C://",0,&shInfo, sizeof( SHFILEINFO ), SHGFI_SYSICONINDEX | SHGFI_SMALLICON );m_ImageList.Attach(hImage); m_ComboEx.SetImageList(&m_ImageList);m_ComboEx.ResetContent();char pchDrives[128] = {0};char* pchDrive;GetLogicalDriveStrings(sizeof(pchDrives), pchDrives); //列举盘符pchDrive = pchDrives;int nItem = 0;while(*pchDrive){ COMBOBOXEXITEM   cbi; CString      csText; cbi.mask = CBEIF_IMAGE|CBEIF_INDENT|CBEIF_OVERLAY|   CBEIF_SELECTEDIMAGE|CBEIF_TEXT; SHFILEINFO shInfo; //定义文件信息 int nIcon; SHGetFileInfo(pchDrive, 0, &shInfo, sizeof(shInfo),  SHGFI_ICON|SHGFI_SMALLICON); //获取系统文件图标 nIcon = shInfo.iIcon; //设置COMBOBOXEXITEM结构 cbi.iItem  = nItem; cbi.pszText  = pchDrive; cbi.cchTextMax = strlen(pchDrive); cbi.iImage  = nIcon; cbi.iSelectedImage = nIcon; cbi.iOverlay  = 0; cbi.iIndent  = (0 & 0x03);  m_ComboEx.InsertItem(&cbi); //插入数据 nItem++; pchDrive += strlen(pchDrive) + 1; } return TRUE; // return TRUE unless you set the focus to a control}void CDeleteDlg::OnSysCommand(UINT nID, LPARAM lParam){ if ((nID & 0xFFF0) == IDM_ABOUTBOX) { CAboutDlg dlgAbout; dlgAbout.DoModal(); } else { CDialog::OnSysCommand(nID, lParam); }}void CDeleteDlg::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(); }}HCURSOR CDeleteDlg::OnQueryDragIcon(){ return (HCURSOR) m_hIcon;}void CDeleteDlg::DelFile(CString path,CString name){ CString strtemp; if (path.Right(1) != "//") //判断路径是否以/结尾 strtemp.Format("%s//*.*",path);//设置通配符 else strtemp.Format("%s*.*",path);//设置通配符 CFileFind findfile; BOOL bfind = findfile.FindFile(strtemp);//查找文件 while (bfind)//循环查找 { bfind = findfile.FindNextFile();//查找下一个文件 if(!findfile.IsDots() && !findfile.IsDirectory()) {  CString str = findfile.GetFileName();  int index  = str.ReverseFind('.');  if(str.Right(str.GetLength()-index) == name)  {  DeleteFile(findfile.GetFilePath());  } } else if (findfile.IsDots())  {  continue; } else if (findfile.IsDirectory())//如果是目录 {  DelFile(findfile.GetFilePath(),name);//递归查找 } }}void CDeleteDlg::OnButdelete() { // TODO: Add your control notification handler code here CString path,name; m_ComboEx.GetWindowText(path); m_ExName.GetWindowText(name);//获得文件扩展名 DelFile(path,name); MessageBox("已删除指定类型文件！");}