在CListCtrl显示文件，并根据文件类型来显示图标

技术转载2009-04-20 15:28:53阅读31评论0  字号：大中小 订阅

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      BOOL CTest6Dlg::OnInitDialog()

      {

           CDialog::OnInitDialog();

  

           HIMAGELIST himlSmall;

           HIMAGELIST himlLarge;

           SHFILEINFO sfi;

           char cSysDir[MAX_PATH];

           CString strBuf;

           memset(cSysDir, 0, MAX_PATH);

  

           GetWindowsDirectory(cSysDir, MAX_PATH);

           strBuf = cSysDir;

           sprintf(cSysDir, "%s", strBuf.Left(strBuf.Find("\\")+1));

           himlSmall = (HIMAGELIST)SHGetFileInfo ((LPCSTR)cSysDir,

                      0,

                      &sfi,

                      sizeof(SHFILEINFO),

                      SHGFI_SYSICONINDEX | SHGFI_SMALLICON );

  

           himlLarge = (HIMAGELIST)SHGetFileInfo((LPCSTR)cSysDir,

                      0,

                      &sfi,

                      sizeof(SHFILEINFO),

                      SHGFI_SYSICONINDEX | SHGFI_LARGEICON);

  

           if (himlSmall && himlLarge)

           {

                ::SendMessage(m_list.m_hWnd, LVM_SETIMAGELIST,

                             (WPARAM)LVSIL_SMALL, (LPARAM)himlSmall);

                ::SendMessage(m_list.m_hWnd, LVM_SETIMAGELIST,

                             (WPARAM)LVSIL_NORMAL, (LPARAM)himlLarge);

           }

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

      }

      void CTest6Dlg::AddFiles(LPCTSTR lpszFileName, BOOL bAddToDocument)

      {

           int nIcon = GetIconIndex(lpszFileName, FALSE, FALSE);

           CString strSize;

           CFileFind filefind;

           // get file size

           if (filefind.FindFile(lpszFileName))

           {

                filefind.FindNextFile();

                strSize.Format("%d", filefind.GetLength());

           }

           else

                strSize = "0";

  

           // split path and filename

           CString strFileName = lpszFileName;

           CString strPath;

           int nPos = strFileName.ReverseFind('\\');

           if (nPos != -1)

           {

                strPath = strFileName.Left(nPos);

                strFileName = strFileName.Mid(nPos + 1);

           }

  

           // insert to list

           int nItem = m_list.GetItemCount();

           m_list.InsertItem(nItem, strFileName, nIcon);

           m_list.SetItemText(nItem, 1, strSize);

           m_list.SetItemText(nItem, 2, strFileName.Right(3));

           m_list.SetItemText(nItem, 3, strPath);

      }

      int CTest6Dlg::GetIconIndex(LPCTSTR lpszPath, BOOL bIsDir, BOOL bSelected)

      {

           SHFILEINFO sfi;

           memset(&sfi, 0, sizeof(sfi));

  

           if (bIsDir)

           {

            SHGetFileInfo(lpszPath,

                         FILE_ATTRIBUTE_DIRECTORY,

                         &sfi,

                         sizeof(sfi),

                         SHGFI_SMALLICON | SHGFI_SYSICONINDEX |

                         SHGFI_USEFILEATTRIBUTES |(bSelected ? SHGFI_OPENICON : 0));

            return sfi.iIcon;

           }

           else

           {

            SHGetFileInfo (lpszPath,

                         FILE_ATTRIBUTE_NORMAL,

                         &sfi,

                         sizeof(sfi),

                         SHGFI_SMALLICON | SHGFI_SYSICONINDEX |

                         SHGFI_USEFILEATTRIBUTES | (bSelected ? SHGFI_OPENICON : 0));

            return   sfi.iIcon;

           }

           return -1;

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