X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/844f90fba68fc9fbd3e839825d406839ee9fb9fb..c3396917e888355d3e7060cbb238a66339d8feb5:/src/common/filename.cpp diff --git a/src/common/filename.cpp b/src/common/filename.cpp index 51100b0829..cf4867b024 100644 --- a/src/common/filename.cpp +++ b/src/common/filename.cpp @@ -38,12 +38,15 @@ #include "wx/config.h" // for wxExpandEnvVars #include "wx/utils.h" -// ---------------------------------------------------------------------------- -// constants -// ---------------------------------------------------------------------------- +#if wxUSE_DYNLIB_CLASS +#include "wx/dynlib.h" +#endif -// the character separating the extension from the base name -#define EXT_SEP _T('.') +// For GetShort/LongPathName +#ifdef __WIN32__ +#include +#include "wx/msw/winundef.h" +#endif // ============================================================================ // implementation @@ -89,7 +92,7 @@ void wxFileName::Assign(const wxString& fullpath, wxPathFormat format) { wxString path, name, ext; - wxSplitPath(fullpath, &path, &name, &ext); + SplitPath(fullpath, &path, &name, &ext, format); Assign(path, name, ext, format); } @@ -99,7 +102,7 @@ void wxFileName::Assign(const wxString& path, wxPathFormat format) { wxString name, ext; - wxSplitPath(fullname, NULL /* no path */, &name, &ext); + SplitPath(fullname, NULL /* no path */, &name, &ext, format); Assign(path, name, ext, format); } @@ -201,14 +204,47 @@ void wxFileName::AssignTempFileName( const wxString &prefix ) // directory operations // ---------------------------------------------------------------------------- -bool wxFileName::Mkdir( int perm ) +bool wxFileName::Mkdir( int perm, bool full ) { - return wxFileName::Mkdir( GetFullPath(), perm ); + return wxFileName::Mkdir( GetFullPath(), perm, full ); } -bool wxFileName::Mkdir( const wxString &dir, int perm ) +bool wxFileName::Mkdir( const wxString &dir, int perm, bool full ) { - return ::wxMkdir( dir, perm ); + if (full) + { + wxFileName filename(dir); + wxArrayString dirs = filename.GetDirs(); + dirs.Add(filename.GetName()); + + size_t count = dirs.GetCount(); + size_t i; + wxString currPath; + int noErrors = 0; + for ( i = 0; i < count; i++ ) + { + currPath += dirs[i]; + + if (currPath.Last() == wxT(':')) + { + // Can't create a root directory so continue to next dir + currPath += wxFILE_SEP_PATH; + continue; + } + + if (!DirExists(currPath)) + if (!wxMkdir(currPath, perm)) + noErrors ++; + + if ( (i < (count-1)) ) + currPath += wxFILE_SEP_PATH; + } + + return (noErrors == 0); + + } + else + return ::wxMkdir( dir, perm ); } bool wxFileName::Rmdir() @@ -256,7 +292,7 @@ bool wxFileName::Normalize(wxPathNormalize flags, { curDir.AssignDir(wxGetUserHome(dir.c_str() + 1)); - dirs.Remove(0u); + dirs.RemoveAt(0u); } } } @@ -323,6 +359,13 @@ bool wxFileName::Normalize(wxPathNormalize flags, m_ext.MakeLower(); } +#if defined(__WXMSW__) && defined(__WIN32__) + if (flags & wxPATH_NORM_LONG) + { + Assign(GetLongPath()); + } +#endif + return TRUE; } @@ -365,9 +408,15 @@ bool wxFileName::IsAbsolute( wxPathFormat format ) { wxChar ch = m_dirs.IsEmpty() ? _T('\0') : m_dirs[0u][0u]; + // Hack to cope with e.g. c:\thing - need something better + wxChar driveSep = _T('\0'); + if (!m_dirs.IsEmpty() && m_dirs[0].Length() > 1) + driveSep = m_dirs[0u][1u]; + // the path is absolute if it starts with a path separator or, only for // Unix filenames, with "~" or "~user" return IsPathSeparator(ch, format) || + driveSep == _T(':') || (GetFormat(format) == wxPATH_UNIX && ch == _T('~') ); } @@ -379,7 +428,7 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) { case wxPATH_DOS: // accept both as native APIs do - seps = _T("/\\"); + seps << wxFILE_SEP_PATH_UNIX << wxFILE_SEP_PATH_DOS; break; default: @@ -387,11 +436,11 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) // fall through case wxPATH_UNIX: - seps = _T("/"); + seps = wxFILE_SEP_PATH_UNIX; break; case wxPATH_MAC: - seps = _T(":"); + seps = wxFILE_SEP_PATH_MAC; break; } @@ -439,12 +488,17 @@ void wxFileName::RemoveDir( int pos ) // accessors // ---------------------------------------------------------------------------- +void wxFileName::SetFullName(const wxString& fullname) +{ + SplitPath(fullname, NULL /* no path */, &m_name, &m_ext); +} + wxString wxFileName::GetFullName() const { wxString fullname = m_name; if ( !m_ext.empty() ) { - fullname << EXT_SEP << m_ext; + fullname << wxFILE_SEP_EXT << m_ext; } return fullname; @@ -471,6 +525,146 @@ wxString wxFileName::GetFullPath( wxPathFormat format ) const return GetPathWithSep() + GetFullName(); } +// Return the short form of the path (returns identity on non-Windows platforms) +wxString wxFileName::GetShortPath() const +{ +#if defined(__WXMSW__) && defined(__WIN32__) + wxString path(GetFullPath()); + wxString pathOut; + DWORD sz = ::GetShortPathName(path, NULL, 0); + bool ok = sz != 0; + if ( ok ) + { + ok = ::GetShortPathName + ( + path, + pathOut.GetWriteBuf(sz), + sz + ) != 0; + pathOut.UngetWriteBuf(); + } + if (ok) + return pathOut; + else + return path; +#else + return GetFullPath(); +#endif +} + +// Return the long form of the path (returns identity on non-Windows platforms) +wxString wxFileName::GetLongPath() const +{ +#if defined(__WXMSW__) && defined(__WIN32__) + wxString path(GetFullPath()); + wxString pathOut; + bool success = FALSE; + +#if wxUSE_DYNLIB_CLASS + typedef DWORD (*GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); + + static bool s_triedToLoad = FALSE; + static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; + + if ( !s_triedToLoad ) + { + s_triedToLoad = TRUE; + + wxDllType dllKernel = wxDllLoader::LoadLibrary(_T("kernel32")); + if ( 0 ) // dllKernel ) + { + // may succeed or fail depending on the Windows version +#ifdef _UNICODE + s_pfnGetLongPathName = (GET_LONG_PATH_NAME) wxDllLoader::GetSymbol(dllKernel, _T("GetLongPathNameW")); +#else + s_pfnGetLongPathName = (GET_LONG_PATH_NAME) wxDllLoader::GetSymbol(dllKernel, _T("GetLongPathNameA")); +#endif + + wxDllLoader::UnloadLibrary(dllKernel); + + if ( s_pfnGetLongPathName ) + { + DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); + bool ok = dwSize > 0; + + if ( ok ) + { + DWORD sz = (*s_pfnGetLongPathName)(path, NULL, 0); + ok = sz != 0; + if ( ok ) + { + ok = (*s_pfnGetLongPathName) + ( + path, + pathOut.GetWriteBuf(sz), + sz + ) != 0; + pathOut.UngetWriteBuf(); + + success = TRUE; + } + } + } + } + } + if (success) + return pathOut; +#endif + // wxUSE_DYNLIB_CLASS + + if (!success) + { + // The OS didn't support GetLongPathName, or some other error. + // We need to call FindFirstFile on each component in turn. + + WIN32_FIND_DATA findFileData; + HANDLE hFind; + pathOut = wxEmptyString; + + wxArrayString dirs = GetDirs(); + dirs.Add(GetName()); + + size_t count = dirs.GetCount(); + size_t i; + wxString tmpPath; + + for ( i = 0; i < count; i++ ) + { + // We're using pathOut to collect the long-name path, + // but using a temporary for appending the last path component which may be short-name + tmpPath = pathOut + dirs[i]; + + if (tmpPath.Last() == wxT(':')) + { + // Can't pass a drive and root dir to FindFirstFile, + // so continue to next dir + tmpPath += wxFILE_SEP_PATH; + pathOut = tmpPath; + continue; + } + + hFind = ::FindFirstFile(tmpPath, &findFileData); + if (hFind == INVALID_HANDLE_VALUE) + { + // Error: return immediately with the original path + return path; + } + else + { + pathOut += findFileData.cFileName; + if ( (i < (count-1)) ) + pathOut += wxFILE_SEP_PATH; + + ::FindClose(hFind); + } + } + } + return pathOut; +#else + return GetFullPath(); +#endif +} + wxPathFormat wxFileName::GetFormat( wxPathFormat format ) { if (format == wxPATH_NATIVE) @@ -478,7 +672,7 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) #if defined(__WXMSW__) || defined(__WXPM__) format = wxPATH_DOS; #elif defined(__WXMAC__) - format = wxPATH_MAC; + format = wxPATH_UNIX; // that's the way the rest of wx' code works right now #else format = wxPATH_UNIX; #endif @@ -486,3 +680,92 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) return format; } +// ---------------------------------------------------------------------------- +// path splitting function +// ---------------------------------------------------------------------------- + +void wxFileName::SplitPath(const wxString& fullpath, + wxString *pstrPath, + wxString *pstrName, + wxString *pstrExt, + wxPathFormat format) +{ + format = GetFormat(format); + + // find the positions of the last dot and last path separator in the path + size_t posLastDot = fullpath.find_last_of(wxFILE_SEP_EXT); + size_t posLastSlash = fullpath.find_last_of(GetPathSeparators(format)); + + if ( (posLastDot != wxString::npos) && (format == wxPATH_UNIX) ) + { + if ( (posLastDot == 0) || + (fullpath[posLastDot - 1] == wxFILE_SEP_PATH_UNIX) ) + { + // under Unix, dot may be (and commonly is) the first character of + // the filename, don't treat the entire filename as extension in + // this case + posLastDot = wxString::npos; + } + } + + // if we do have a dot and a slash, check that the dot is in the name part + if ( (posLastDot != wxString::npos) && + (posLastSlash != wxString::npos) && + (posLastDot < posLastSlash) ) + { + // the dot is part of the path, not the start of the extension + posLastDot = wxString::npos; + } + + // now fill in the variables provided by user + if ( pstrPath ) + { + if ( posLastSlash == wxString::npos ) + { + // no path at all + pstrPath->Empty(); + } + else + { + // take all until the separator + *pstrPath = fullpath.Left(posLastSlash); + } + } + + if ( pstrName ) + { + // take all characters starting from the one after the last slash and + // up to, but excluding, the last dot + size_t nStart = posLastSlash == wxString::npos ? 0 : posLastSlash + 1; + size_t count; + if ( posLastDot == wxString::npos ) + { + // take all until the end + count = wxString::npos; + } + else if ( posLastSlash == wxString::npos ) + { + count = posLastDot; + } + else // have both dot and slash + { + count = posLastDot - posLastSlash - 1; + } + + *pstrName = fullpath.Mid(nStart, count); + } + + if ( pstrExt ) + { + if ( posLastDot == wxString::npos ) + { + // no extension + pstrExt->Empty(); + } + else + { + // take everything after the dot + *pstrExt = fullpath.Mid(posLastDot + 1); + } + } +}