BuildFilePath 及打开文件对话框

也许以后就主要在这里发SOUI的介绍了。

贴一段文件相关的helper, 测试一下贴代码是不是方便。

 /**
 * Copyright (C) 2014-2050
 * All rights reserved.
 *
 * @file       FileHelper.h
 * @brief
 * @version    v1.0
 * @author     SOUI group
 * @date       2014/08/03
 *
 * Describe    实现两个文件相关的helper
 */

 #pragma once

 /**
 * BuildFilePath
 * @brief    递归创建子目录
 * @param    LPCTSTR pszCurPath --  创建路径的起始位置
 * @param    LPCTSTR pszNewPath --  新路径
 * @param    BOOL bPath --  pszNewPath是一个路径标识
 * @return   BOOL -- true创建成功
 * Describe  pszNewPath指向一个文件名时，只创建文件路径部分
 */
 inline BOOL BuildFilePath(LPCTSTR pszCurPath,LPCTSTR pszNewPath,BOOL bPath=TRUE)
 {
     TCHAR szCurDir[MAX_PATH+];
     GetCurrentDirectory(MAX_PATH,szCurDir);
     if(!SetCurrentDirectory(pszCurPath)) return FALSE;
     TCHAR szNewPath[MAX_PATH+];
     _tcscpy_s(szNewPath,_countof(szNewPath),pszNewPath);
     if(bPath)
     {
         int nLen=_tcslen(szNewPath);
         if(szNewPath[nLen-]!=_T('\\'))
             _tcscat(szNewPath,_T("\\"));
     }
     LPTSTR pszPath=_tcschr(szNewPath,_T('\\'));
     while(pszPath)
     {
         *pszPath=;
         if(!CreateDirectory(szNewPath,NULL)) return FALSE;
         *pszPath=_T('\\');
         pszPath=_tcschr(pszPath+,_T('\\'));
     }
     SetCurrentDirectory(szCurDir);
     return TRUE;
 }

 class CFileDialogEx
 {
 public:

     OPENFILENAME m_ofn;
     BOOL m_bOpenFileDialog;            // TRUE for file open, FALSE for file save
     TCHAR m_szFileTitle[_MAX_FNAME];   // contains file title after return
     TCHAR m_szFileName[_MAX_PATH];     // contains full path name after return

     CFileDialogEx(BOOL bOpenFileDialog, // TRUE for FileOpen, FALSE for FileSaveAs
         LPCTSTR lpszDefExt = NULL,
         LPCTSTR lpszFileName = NULL,
         DWORD dwFlags = OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
         LPCTSTR lpszFilter = NULL,
         HWND hWndParent = NULL)
     {
         memset(&m_ofn, , sizeof(m_ofn)); // initialize structure to 0/NULL
         m_szFileName[] = _T('\0');
         m_szFileTitle[] = _T('\0');

         m_bOpenFileDialog = bOpenFileDialog;
         m_ofn.lStructSize = sizeof(m_ofn);
         m_ofn.lpstrFile = m_szFileName;
         m_ofn.nMaxFile = _MAX_PATH;
         m_ofn.lpstrDefExt = lpszDefExt;
         m_ofn.lpstrFileTitle = (LPTSTR)m_szFileTitle;
         m_ofn.nMaxFileTitle = _MAX_FNAME;
         m_ofn.Flags = dwFlags | OFN_EXPLORER | OFN_ENABLEHOOK | OFN_ENABLESIZING;
         m_ofn.lpstrFilter = lpszFilter;
         m_ofn.hwndOwner = hWndParent;

         // setup initial file name
         if(lpszFileName != NULL)
             _tcscpy_s(m_szFileName, _countof(m_szFileName), lpszFileName);
     }

     INT_PTR DoModal(HWND hWndParent = ::GetActiveWindow())
     {
         if(m_ofn.hwndOwner == NULL)   // set only if not specified before
             m_ofn.hwndOwner = hWndParent;

         if(m_bOpenFileDialog)
             return ::GetOpenFileName(&m_ofn);
         else
             return ::GetSaveFileName(&m_ofn);
     }
 };

看上去还不错。