X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ffb5937e89927b621128789401db8921fe580f..eec960fa8987d15fd87e249c8441474188124425:/src/common/filename.cpp diff --git a/src/common/filename.cpp b/src/common/filename.cpp index d7bbe92a0b..b4ea82e56a 100644 --- a/src/common/filename.cpp +++ b/src/common/filename.cpp @@ -6,7 +6,7 @@ // Created: 28.12.2000 // RCS-ID: $Id$ // Copyright: (c) 2000 Robert Roebling -// Licence: wxWidgets licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// /* @@ -47,7 +47,7 @@ Note that VMS uses different separators unlike Unix: : always after the device. If the path does not contain : than the default (the device of the current directory) is assumed. - [ start of directory specyfication + [ start of directory specification . separator between directory and subdirectory ] between directory and file */ @@ -60,10 +60,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "filename.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -72,21 +68,24 @@ #endif #ifndef WX_PRECOMP -#include "wx/intl.h" -#include "wx/log.h" -#include "wx/file.h" + #ifdef __WXMSW__ + #include "wx/msw/wrapwin.h" // For GetShort/LongPathName + #endif + #include "wx/dynarray.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/file.h" + #include "wx/utils.h" #endif #include "wx/filename.h" #include "wx/tokenzr.h" #include "wx/config.h" // for wxExpandEnvVars -#include "wx/utils.h" #include "wx/file.h" #include "wx/dynlib.h" -// For GetShort/LongPathName -#ifdef __WIN32__ -#include "wx/msw/wrapwin.h" +#if defined(__WIN32__) && defined(__MINGW32__) + #include "wx/msw/gccpriv.h" #endif #ifdef __WXWINCE__ @@ -139,6 +138,10 @@ #define MAX_PATH _MAX_PATH #endif + +wxULongLong wxInvalidSize = (unsigned)-1; + + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -234,8 +237,8 @@ static void ConvertWxToFileTime(FILETIME *ft, const wxDateTime& dt) { SYSTEMTIME st; st.wDay = dt.GetDay(); - st.wMonth = dt.GetMonth() + 1; - st.wYear = dt.GetYear(); + st.wMonth = (WORD)(dt.GetMonth() + 1); + st.wYear = (WORD)dt.GetYear(); st.wHour = dt.GetHour(); st.wMinute = dt.GetMinute(); st.wSecond = dt.GetSecond(); @@ -297,12 +300,14 @@ void wxFileName::Assign( const wxFileName &filepath ) m_name = filepath.GetName(); m_ext = filepath.GetExt(); m_relative = filepath.m_relative; + m_hasExt = filepath.m_hasExt; } void wxFileName::Assign(const wxString& volume, const wxString& path, const wxString& name, const wxString& ext, + bool hasExt, wxPathFormat format ) { SetPath( path, format ); @@ -310,86 +315,99 @@ void wxFileName::Assign(const wxString& volume, m_volume = volume; m_ext = ext; m_name = name; + + m_hasExt = hasExt; } -void wxFileName::SetPath( const wxString &path, wxPathFormat format ) +void wxFileName::SetPath( const wxString& pathOrig, wxPathFormat format ) { m_dirs.Clear(); - if ( !path.empty() ) + if ( pathOrig.empty() ) { - wxPathFormat my_format = GetFormat( format ); - wxString my_path = path; + // no path at all + m_relative = true; - // 1) Determine if the path is relative or absolute. - wxChar leadingChar = my_path[0u]; + return; + } - switch (my_format) - { - case wxPATH_MAC: - m_relative = leadingChar == wxT(':'); - - // We then remove a leading ":". The reason is in our - // storage form for relative paths: - // ":dir:file.txt" actually means "./dir/file.txt" in - // DOS notation and should get stored as - // (relative) (dir) (file.txt) - // "::dir:file.txt" actually means "../dir/file.txt" - // stored as (relative) (..) (dir) (file.txt) - // This is important only for the Mac as an empty dir - // actually means , whereas under DOS, double - // slashes can be ignored: "\\\\" is the same as "\\". - if (m_relative) - my_path.erase( 0, 1 ); - break; + format = GetFormat( format ); - case wxPATH_VMS: - // TODO: what is the relative path format here? - m_relative = false; - break; + // 0) deal with possible volume part first + wxString volume, + path; + SplitVolume(pathOrig, &volume, &path, format); + if ( !volume.empty() ) + { + m_relative = false; - default: - wxFAIL_MSG( _T("Unknown path format") ); - // !! Fall through !! + SetVolume(volume); + } - case wxPATH_UNIX: - // the paths of the form "~" or "~username" are absolute - m_relative = leadingChar != wxT('/') && leadingChar != _T('~'); - break; + // 1) Determine if the path is relative or absolute. + wxChar leadingChar = path[0u]; - case wxPATH_DOS: - m_relative = !IsPathSeparator(leadingChar, my_format); - break; + switch (format) + { + case wxPATH_MAC: + m_relative = leadingChar == wxT(':'); + + // We then remove a leading ":". The reason is in our + // storage form for relative paths: + // ":dir:file.txt" actually means "./dir/file.txt" in + // DOS notation and should get stored as + // (relative) (dir) (file.txt) + // "::dir:file.txt" actually means "../dir/file.txt" + // stored as (relative) (..) (dir) (file.txt) + // This is important only for the Mac as an empty dir + // actually means , whereas under DOS, double + // slashes can be ignored: "\\\\" is the same as "\\". + if (m_relative) + path.erase( 0, 1 ); + break; - } + case wxPATH_VMS: + // TODO: what is the relative path format here? + m_relative = false; + break; - // 2) Break up the path into its members. If the original path - // was just "/" or "\\", m_dirs will be empty. We know from - // the m_relative field, if this means "nothing" or "root dir". + default: + wxFAIL_MSG( _T("Unknown path format") ); + // !! Fall through !! - wxStringTokenizer tn( my_path, GetPathSeparators(my_format) ); + case wxPATH_UNIX: + // the paths of the form "~" or "~username" are absolute + m_relative = leadingChar != wxT('/') && leadingChar != _T('~'); + break; - while ( tn.HasMoreTokens() ) - { - wxString token = tn.GetNextToken(); + case wxPATH_DOS: + m_relative = !IsPathSeparator(leadingChar, format); + break; - // Remove empty token under DOS and Unix, interpret them - // as .. under Mac. - if (token.empty()) - { - if (my_format == wxPATH_MAC) - m_dirs.Add( wxT("..") ); - // else ignore - } - else - { - m_dirs.Add( token ); - } - } } - else // no path at all + + // 2) Break up the path into its members. If the original path + // was just "/" or "\\", m_dirs will be empty. We know from + // the m_relative field, if this means "nothing" or "root dir". + + wxStringTokenizer tn( path, GetPathSeparators(format) ); + + while ( tn.HasMoreTokens() ) { - m_relative = true; + wxString token = tn.GetNextToken(); + + // Remove empty token under DOS and Unix, interpret them + // as .. under Mac. + if (token.empty()) + { + if (format == wxPATH_MAC) + m_dirs.Add( wxT("..") ); + // else ignore + } + else + { + m_dirs.Add( token ); + } } } @@ -397,9 +415,10 @@ void wxFileName::Assign(const wxString& fullpath, wxPathFormat format) { wxString volume, path, name, ext; - SplitPath(fullpath, &volume, &path, &name, &ext, format); + bool hasExt; + SplitPath(fullpath, &volume, &path, &name, &ext, &hasExt, format); - Assign(volume, path, name, ext, format); + Assign(volume, path, name, ext, hasExt, format); } void wxFileName::Assign(const wxString& fullpathOrig, @@ -415,15 +434,16 @@ void wxFileName::Assign(const wxString& fullpathOrig, } wxString volume, path, name, ext; + bool hasExt; // do some consistency checks in debug mode: the name should be really just // the filename and the path should be really just a path #ifdef __WXDEBUG__ - wxString pathDummy, nameDummy, extDummy; + wxString volDummy, pathDummy, nameDummy, extDummy; - SplitPath(fullname, &pathDummy, &name, &ext, format); + SplitPath(fullname, &volDummy, &pathDummy, &name, &ext, &hasExt, format); - wxASSERT_MSG( pathDummy.empty(), + wxASSERT_MSG( volDummy.empty() && pathDummy.empty(), _T("the file name shouldn't contain the path") ); SplitPath(fullpath, &volume, &path, &nameDummy, &extDummy, format); @@ -432,16 +452,29 @@ void wxFileName::Assign(const wxString& fullpathOrig, _T("the path shouldn't contain file name nor extension") ); #else // !__WXDEBUG__ - SplitPath(fullname, NULL /* no path */, &name, &ext, format); + SplitPath(fullname, NULL /* no volume */, NULL /* no path */, + &name, &ext, &hasExt, format); SplitPath(fullpath, &volume, &path, NULL, NULL, format); #endif // __WXDEBUG__/!__WXDEBUG__ + Assign(volume, path, name, ext, hasExt, format); +} + +void wxFileName::Assign(const wxString& pathOrig, + const wxString& name, + const wxString& ext, + wxPathFormat format) +{ + wxString volume, + path; + SplitVolume(pathOrig, &volume, &path, format); + Assign(volume, path, name, ext, format); } void wxFileName::AssignDir(const wxString& dir, wxPathFormat format) { - Assign(dir, _T(""), format); + Assign(dir, wxEmptyString, format); } void wxFileName::Clear() @@ -454,6 +487,9 @@ void wxFileName::Clear() // we don't have any absolute path for now m_relative = true; + + // nor any extension + m_hasExt = false; } /* static */ @@ -486,7 +522,7 @@ bool wxFileName::FileExists( const wxString &file ) bool wxFileName::DirExists() const { - return wxFileName::DirExists( GetFullPath() ); + return wxFileName::DirExists( GetPath() ); } bool wxFileName::DirExists( const wxString &dir ) @@ -529,7 +565,7 @@ wxString wxFileName::GetCwd(const wxString& volume) bool wxFileName::SetCwd() { - return wxFileName::SetCwd( GetFullPath() ); + return wxFileName::SetCwd( GetPath() ); } bool wxFileName::SetCwd( const wxString &cwd ) @@ -547,6 +583,8 @@ wxString wxFileName::GetHomeDir() return ::wxGetHomeDir(); } +#if wxUSE_FILE + void wxFileName::AssignTempFileName(const wxString& prefix, wxFile *fileTemp) { wxString tempname = CreateTempFileName(prefix, fileTemp); @@ -570,17 +608,31 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) // use the directory specified by the prefix SplitPath(prefix, &dir, &name, NULL /* extension */); + if (dir.empty()) + { + dir = wxGetenv(_T("TMPDIR")); + if (dir.empty()) + { + dir = wxGetenv(_T("TMP")); + if (dir.empty()) + { + dir = wxGetenv(_T("TEMP")); + } + } + } + #if defined(__WXWINCE__) if (dir.empty()) { // FIXME. Create \temp dir? - dir = wxT("\\"); + if (DirExists(wxT("\\temp"))) + dir = wxT("\\temp"); } - path = dir + wxT("\\") + prefix; + path = dir + wxT("\\") + name; int i = 1; - while (wxFileExists(path)) + while (FileExists(path)) { - path = dir + wxT("\\") + prefix ; + path = dir + wxT("\\") + name ; path << i; i ++; } @@ -617,25 +669,14 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) #else // !Windows if ( dir.empty() ) { -#if defined(__WXMAC__) && !defined(__DARWIN__) - dir = wxMacFindFolder( (short) kOnSystemDisk, kTemporaryFolderType, kCreateFolder ) ; -#else // !Mac - dir = wxGetenv(_T("TMP")); - if ( dir.empty() ) - { - dir = wxGetenv(_T("TEMP")); - } - - if ( dir.empty() ) - { - // default - #if defined(__DOS__) || defined(__OS2__) - dir = _T("."); - #else - dir = _T("/tmp"); - #endif - } -#endif // Mac/!Mac + // default +#if defined(__DOS__) || defined(__OS2__) + dir = _T("."); +#elif defined(__WXMAC__) + dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder); +#else + dir = _T("/tmp"); +#endif } path = dir; @@ -666,7 +707,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) else // mkstemp() succeeded { path = wxConvFile.cMB2WX( (const char*) buf ); - + // avoid leaking the fd if ( fileTemp ) { @@ -694,7 +735,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) } #else // !HAVE_MKTEMP (includes __DOS__) // generate the unique file name ourselves - #if !defined(__DOS__) && (!defined(__MWERKS__) || defined(__DARWIN__) ) + #if !defined(__DOS__) && !defined(__PALMOS__) && (!defined(__MWERKS__) || defined(__DARWIN__) ) path << (unsigned int)getpid(); #endif @@ -705,7 +746,7 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) { // 3 hex digits is enough for numTries == 1000 < 4096 pathTry = path + wxString::Format(_T("%.03x"), (unsigned int) n); - if ( !wxFile::Exists(pathTry) ) + if ( !FileExists(pathTry) ) { break; } @@ -716,9 +757,6 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) path = pathTry; #endif // HAVE_MKTEMP/!HAVE_MKTEMP - if ( !path.empty() ) - { - } #endif // HAVE_MKSTEMP/!HAVE_MKSTEMP #endif // Windows/!Windows @@ -756,13 +794,15 @@ wxFileName::CreateTempFileName(const wxString& prefix, wxFile *fileTemp) return path; } +#endif // wxUSE_FILE + // ---------------------------------------------------------------------------- // directory operations // ---------------------------------------------------------------------------- bool wxFileName::Mkdir( int perm, int flags ) { - return wxFileName::Mkdir( GetFullPath(), perm, flags ); + return wxFileName::Mkdir(GetPath(), perm, flags); } bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) @@ -783,12 +823,12 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) size_t count = dirs.GetCount(); for ( size_t i = 0; i < count; i++ ) { - if ( i > 0 || + if ( i > 0 || #if defined(__WXMAC__) && !defined(__DARWIN__) - // relative pathnames are exactely the other way round under mac... - !filename.IsAbsolute() + // relative pathnames are exactely the other way round under mac... + !filename.IsAbsolute() #else - filename.IsAbsolute() + filename.IsAbsolute() #endif ) currPath += wxFILE_SEP_PATH; @@ -813,7 +853,7 @@ bool wxFileName::Mkdir( const wxString& dir, int perm, int flags ) bool wxFileName::Rmdir() { - return wxFileName::Rmdir( GetFullPath() ); + return wxFileName::Rmdir( GetPath() ); } bool wxFileName::Rmdir( const wxString &dir ) @@ -940,7 +980,7 @@ bool wxFileName::Normalize(int flags, m_dirs.Add(dir); } - + #if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE if ( (flags & wxPATH_NORM_SHORTCUT) ) { @@ -1006,55 +1046,66 @@ bool wxFileName::Normalize(int flags, #include #endif -bool wxFileName::GetShortcutTarget(const wxString& shortcutPath, wxString& targetFilename, wxString* arguments) +bool wxFileName::GetShortcutTarget(const wxString& shortcutPath, + wxString& targetFilename, + wxString* arguments) { wxString path, file, ext; wxSplitPath(shortcutPath, & path, & file, & ext); - - HRESULT hres; - IShellLink* psl; - bool success = FALSE; + + HRESULT hres; + IShellLink* psl; + bool success = false; // Assume it's not a shortcut if it doesn't end with lnk - if (ext.Lower() != wxT("lnk")) - return FALSE; - - // create a ShellLink object - hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, - IID_IShellLink, (LPVOID*) &psl); - - if (SUCCEEDED(hres)) - { - IPersistFile* ppf; - hres = psl->QueryInterface( IID_IPersistFile, (LPVOID *) &ppf); - if (SUCCEEDED(hres)) - { - WCHAR wsz[MAX_PATH]; - - MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, shortcutPath.mb_str(), -1, wsz, - MAX_PATH); - - hres = ppf->Load(wsz, 0); - if (SUCCEEDED(hres)) - { + if (ext.CmpNoCase(wxT("lnk"))!=0) + return false; + + // create a ShellLink object + hres = CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, + IID_IShellLink, (LPVOID*) &psl); + + if (SUCCEEDED(hres)) + { + IPersistFile* ppf; + hres = psl->QueryInterface( IID_IPersistFile, (LPVOID *) &ppf); + if (SUCCEEDED(hres)) + { + WCHAR wsz[MAX_PATH]; + + MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, shortcutPath.mb_str(), -1, wsz, + MAX_PATH); + + hres = ppf->Load(wsz, 0); + ppf->Release(); + + if (SUCCEEDED(hres)) + { wxChar buf[2048]; - psl->GetPath(buf, 2048, NULL, SLGP_UNCPRIORITY); - targetFilename = wxString(buf); + // Wrong prototype in early versions +#if defined(__MINGW32__) && !wxCHECK_W32API_VERSION(2, 2) + psl->GetPath((CHAR*) buf, 2048, NULL, SLGP_UNCPRIORITY); +#else + psl->GetPath(buf, 2048, NULL, SLGP_UNCPRIORITY); +#endif + targetFilename = wxString(buf); success = (shortcutPath != targetFilename); - psl->GetArguments(buf, 2048); + psl->GetArguments(buf, 2048); wxString args(buf); - if (!args.IsEmpty() && arguments) + if (!args.empty() && arguments) { *arguments = args; - } - } - } - } - psl->Release(); - return success; + } + } + } + + psl->Release(); + } + return success; } -#endif + +#endif // __WIN32__ && !__WXWINCE__ // ---------------------------------------------------------------------------- @@ -1198,8 +1249,11 @@ wxString wxFileName::GetForbiddenChars(wxPathFormat format) } /* static */ -wxString wxFileName::GetVolumeSeparator(wxPathFormat format) +wxString wxFileName::GetVolumeSeparator(wxPathFormat WXUNUSED_IN_WINCE(format)) { +#ifdef __WXWINCE__ + return wxEmptyString; +#else wxString sepVol; if ( (GetFormat(format) == wxPATH_DOS) || @@ -1210,6 +1264,7 @@ wxString wxFileName::GetVolumeSeparator(wxPathFormat format) //else: leave empty return sepVol; +#endif } /* static */ @@ -1244,14 +1299,22 @@ wxString wxFileName::GetPathSeparators(wxPathFormat format) return seps; } +/* static */ +wxString wxFileName::GetPathTerminators(wxPathFormat format) +{ + format = GetFormat(format); + + // under VMS the end of the path is ']', not the path separator used to + // separate the components + return format == wxPATH_VMS ? wxString(_T(']')) : GetPathSeparators(format); +} + /* static */ bool wxFileName::IsPathSeparator(wxChar ch, wxPathFormat format) { // wxString::Find() doesn't work as expected with NUL - it will always find - // it, so it is almost surely a bug if this function is called with NUL arg - wxASSERT_MSG( ch != _T('\0'), _T("shouldn't be called with NUL") ); - - return GetPathSeparators(format).Find(ch) != wxNOT_FOUND; + // it, so test for it separately + return ch != _T('\0') && GetPathSeparators(format).Find(ch) != wxNOT_FOUND; } // ---------------------------------------------------------------------------- @@ -1281,26 +1344,26 @@ bool wxFileName::IsPathSeparator(wxChar ch, wxPathFormat format) return true; } -void wxFileName::AppendDir( const wxString &dir ) +void wxFileName::AppendDir( const wxString& dir ) { if ( IsValidDirComponent(dir) ) m_dirs.Add( dir ); } -void wxFileName::PrependDir( const wxString &dir ) +void wxFileName::PrependDir( const wxString& dir ) { InsertDir(0, dir); } -void wxFileName::InsertDir( int before, const wxString &dir ) +void wxFileName::InsertDir(size_t before, const wxString& dir) { if ( IsValidDirComponent(dir) ) - m_dirs.Insert( dir, before ); + m_dirs.Insert(dir, before); } -void wxFileName::RemoveDir( int pos ) +void wxFileName::RemoveDir(size_t pos) { - m_dirs.RemoveAt( (size_t)pos ); + m_dirs.RemoveAt(pos); } // ---------------------------------------------------------------------------- @@ -1309,13 +1372,14 @@ void wxFileName::RemoveDir( int pos ) void wxFileName::SetFullName(const wxString& fullname) { - SplitPath(fullname, NULL /* no path */, &m_name, &m_ext); + SplitPath(fullname, NULL /* no volume */, NULL /* no path */, + &m_name, &m_ext, &m_hasExt); } wxString wxFileName::GetFullName() const { wxString fullname = m_name; - if ( !m_ext.empty() ) + if ( m_hasExt ) { fullname << wxFILE_SEP_EXT << m_ext; } @@ -1399,7 +1463,7 @@ wxString wxFileName::GetPath( int flags, wxPathFormat format ) const } // convert back from ".." to nothing - if ( m_dirs[i] != wxT("..") ) + if ( !m_dirs[i].IsSameAs(wxT("..")) ) fullpath += m_dirs[i]; break; @@ -1416,7 +1480,7 @@ wxString wxFileName::GetPath( int flags, wxPathFormat format ) const // TODO: What to do with ".." under VMS // convert back from ".." to nothing - if ( m_dirs[i] != wxT("..") ) + if ( !m_dirs[i].IsSameAs(wxT("..")) ) fullpath += m_dirs[i]; break; } @@ -1448,27 +1512,26 @@ wxString wxFileName::GetFullPath( wxPathFormat format ) const // Return the short form of the path (returns identity on non-Windows platforms) wxString wxFileName::GetShortPath() const { -#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) wxString path(GetFullPath()); - wxString pathOut; + +#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__) DWORD sz = ::GetShortPathName(path, NULL, 0); - bool ok = sz != 0; - if ( ok ) + if ( sz != 0 ) { - ok = ::GetShortPathName + wxString pathOut; + if ( ::GetShortPathName ( path, wxStringBuffer(pathOut, sz), sz - ) != 0; + ) != 0 ) + { + return pathOut; + } } - if (ok) - return pathOut; +#endif // Windows return path; -#else - return GetFullPath(); -#endif } // Return the long form of the path (returns identity on non-Windows platforms) @@ -1478,116 +1541,115 @@ wxString wxFileName::GetLongPath() const path = GetFullPath(); #if defined(__WIN32__) && !defined(__WXMICROWIN__) - bool success = false; #if wxUSE_DYNAMIC_LOADER typedef DWORD (WINAPI *GET_LONG_PATH_NAME)(const wxChar *, wxChar *, DWORD); - static bool s_triedToLoad = false; - - if ( !s_triedToLoad ) + // this is MT-safe as in the worst case we're going to resolve the function + // twice -- but as the result is the same in both threads, it's ok + static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; + if ( !s_pfnGetLongPathName ) { - // suppress the errors about missing GetLongPathName[AW] - wxLogNull noLog; + static bool s_triedToLoad = false; - s_triedToLoad = true; - wxDynamicLibrary dllKernel(_T("kernel32")); - if ( dllKernel.IsLoaded() ) + if ( !s_triedToLoad ) { - // may succeed or fail depending on the Windows version - static GET_LONG_PATH_NAME s_pfnGetLongPathName = NULL; -#ifdef _UNICODE - s_pfnGetLongPathName = (GET_LONG_PATH_NAME) dllKernel.GetSymbol(_T("GetLongPathNameW")); -#else - s_pfnGetLongPathName = (GET_LONG_PATH_NAME) dllKernel.GetSymbol(_T("GetLongPathNameA")); -#endif + s_triedToLoad = true; - if ( s_pfnGetLongPathName ) - { - DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); - bool ok = dwSize > 0; + wxDynamicLibrary dllKernel(_T("kernel32")); - if ( ok ) - { - DWORD sz = (*s_pfnGetLongPathName)(path, NULL, 0); - ok = sz != 0; - if ( ok ) - { - ok = (*s_pfnGetLongPathName) - ( - path, - wxStringBuffer(pathOut, sz), - sz - ) != 0; - success = true; - } - } + const wxChar* GetLongPathName = _T("GetLongPathName") +#if wxUSE_UNICODE + _T("W"); +#else // ANSI + _T("A"); +#endif // Unicode/ANSI + + if ( dllKernel.HasSymbol(GetLongPathName) ) + { + s_pfnGetLongPathName = (GET_LONG_PATH_NAME) + dllKernel.GetSymbol(GetLongPathName); } + + // note that kernel32.dll can be unloaded, it stays in memory + // anyhow as all Win32 programs link to it and so it's safe to call + // GetLongPathName() even after unloading it } } - if (success) - return pathOut; + if ( s_pfnGetLongPathName ) + { + DWORD dwSize = (*s_pfnGetLongPathName)(path, NULL, 0); + if ( dwSize > 0 ) + { + if ( (*s_pfnGetLongPathName) + ( + path, + wxStringBuffer(pathOut, dwSize), + dwSize + ) != 0 ) + { + return pathOut; + } + } + } #endif // wxUSE_DYNAMIC_LOADER - if (!success) - { - // The OS didn't support GetLongPathName, or some other error. - // We need to call FindFirstFile on each component in turn. + // 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; + WIN32_FIND_DATA findFileData; + HANDLE hFind; - if ( HasVolume() ) - pathOut = GetVolume() + - GetVolumeSeparator(wxPATH_DOS) + - GetPathSeparator(wxPATH_DOS); - else - pathOut = wxEmptyString; + if ( HasVolume() ) + pathOut = GetVolume() + + GetVolumeSeparator(wxPATH_DOS) + + GetPathSeparator(wxPATH_DOS); + else + pathOut = wxEmptyString; - wxArrayString dirs = GetDirs(); - dirs.Add(GetFullName()); + wxArrayString dirs = GetDirs(); + dirs.Add(GetFullName()); - wxString tmpPath; + wxString tmpPath; - size_t count = dirs.GetCount(); - for ( size_t 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]; + size_t count = dirs.GetCount(); + for ( size_t 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.empty() ) - continue; + if ( tmpPath.empty() ) + continue; - // can't see this being necessary? MF - if ( tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) ) - { - // Can't pass a drive and root dir to FindFirstFile, - // so continue to next dir - tmpPath += wxFILE_SEP_PATH; - pathOut = tmpPath; - continue; - } + // can't see this being necessary? MF + if ( tmpPath.Last() == GetVolumeSeparator(wxPATH_DOS) ) + { + // 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: most likely reason is that path doesn't exist, so - // append any unprocessed parts and return - for ( i += 1; i < count; i++ ) - tmpPath += wxFILE_SEP_PATH + dirs[i]; + hFind = ::FindFirstFile(tmpPath, &findFileData); + if (hFind == INVALID_HANDLE_VALUE) + { + // Error: most likely reason is that path doesn't exist, so + // append any unprocessed parts and return + for ( i += 1; i < count; i++ ) + tmpPath += wxFILE_SEP_PATH + dirs[i]; - return tmpPath; - } + return tmpPath; + } - pathOut += findFileData.cFileName; - if ( (i < (count-1)) ) - pathOut += wxFILE_SEP_PATH; + pathOut += findFileData.cFileName; + if ( (i < (count-1)) ) + pathOut += wxFILE_SEP_PATH; - ::FindClose(hFind); - } + ::FindClose(hFind); } #else // !Win32 pathOut = path; @@ -1618,22 +1680,16 @@ wxPathFormat wxFileName::GetFormat( wxPathFormat format ) // ---------------------------------------------------------------------------- /* static */ -void wxFileName::SplitPath(const wxString& fullpathWithVolume, - wxString *pstrVolume, - wxString *pstrPath, - wxString *pstrName, - wxString *pstrExt, - wxPathFormat format) +void +wxFileName::SplitVolume(const wxString& fullpathWithVolume, + wxString *pstrVolume, + wxString *pstrPath, + wxPathFormat format) { format = GetFormat(format); wxString fullpath = fullpathWithVolume; - // under VMS the end of the path is ']', not the path separator used to - // separate the components - wxString sepPath = format == wxPATH_VMS ? wxString(_T(']')) - : GetPathSeparators(format); - // special Windows UNC paths hack: transform \\share\path into share:path if ( format == wxPATH_DOS ) { @@ -1643,7 +1699,8 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, { fullpath.erase(0, 2); - size_t posFirstSlash = fullpath.find_first_of(sepPath); + size_t posFirstSlash = + fullpath.find_first_of(GetPathTerminators(format)); if ( posFirstSlash != wxString::npos ) { fullpath[posFirstSlash] = wxFILE_SEP_DSK; @@ -1672,21 +1729,38 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, } } + if ( pstrPath ) + *pstrPath = fullpath; +} + +/* static */ +void wxFileName::SplitPath(const wxString& fullpathWithVolume, + wxString *pstrVolume, + wxString *pstrPath, + wxString *pstrName, + wxString *pstrExt, + bool *hasExt, + wxPathFormat format) +{ + format = GetFormat(format); + + wxString fullpath; + SplitVolume(fullpathWithVolume, pstrVolume, &fullpath, 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(sepPath); + size_t posLastSlash = fullpath.find_last_of(GetPathTerminators(format)); + // check whether this dot occurs at the very beginning of a path component if ( (posLastDot != wxString::npos) && - ((format == wxPATH_UNIX) || (format == wxPATH_VMS)) ) + (posLastDot == 0 || + IsPathSeparator(fullpath[posLastDot - 1]) || + (format == wxPATH_VMS && fullpath[posLastDot - 1] == _T(']'))) ) { - if ( (posLastDot == 0) || - (fullpath[posLastDot - 1] == sepPath[0u] ) ) - { - // under Unix and VMS, 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; - } + // dot may be (and commonly -- at least under Unix -- 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 @@ -1752,18 +1826,25 @@ void wxFileName::SplitPath(const wxString& fullpathWithVolume, *pstrName = fullpath.Mid(nStart, count); } - if ( pstrExt ) + // finally deal with the extension here: we have an added complication that + // extension may be empty (but present) as in "foo." where trailing dot + // indicates the empty extension at the end -- and hence we must remember + // that we have it independently of pstrExt + if ( posLastDot == wxString::npos ) { - if ( posLastDot == wxString::npos ) - { - // no extension - pstrExt->Empty(); - } - else - { - // take everything after the dot + // no extension + if ( pstrExt ) + pstrExt->clear(); + if ( hasExt ) + *hasExt = false; + } + else + { + // take everything after the dot + if ( pstrExt ) *pstrExt = fullpath.Mid(posLastDot + 1); - } + if ( hasExt ) + *hasExt = true; } } @@ -1823,6 +1904,8 @@ bool wxFileName::SetTimes(const wxDateTime *dtAccess, } } #elif defined(__UNIX_LIKE__) || (defined(__DOS__) && defined(__WATCOMC__)) + wxUnusedVar(dtCreate); + if ( !dtAccess && !dtMod ) { // can't modify the creation time anyhow, don't try @@ -1839,6 +1922,9 @@ bool wxFileName::SetTimes(const wxDateTime *dtAccess, return true; } #else // other platform + wxUnusedVar(dtAccess); + wxUnusedVar(dtMod); + wxUnusedVar(dtCreate); #endif // platforms wxLogSysError(_("Failed to modify file times for '%s'"), @@ -1915,7 +2001,7 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, return true; } -#elif defined(__UNIX_LIKE__) || defined(__WXMAC__) || (defined(__DOS__) && defined(__WATCOMC__)) +#elif defined(__UNIX_LIKE__) || defined(__WXMAC__) || defined(__OS2__) || (defined(__DOS__) && defined(__WATCOMC__)) wxStructStat stBuf; if ( wxStat( GetFullPath().c_str(), &stBuf) == 0 ) { @@ -1929,6 +2015,9 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, return true; } #else // other platform + wxUnusedVar(dtAccess); + wxUnusedVar(dtMod); + wxUnusedVar(dtCreate); #endif // platforms wxLogSysError(_("Failed to retrieve file times for '%s'"), @@ -1939,6 +2028,87 @@ bool wxFileName::GetTimes(wxDateTime *dtAccess, #endif // wxUSE_DATETIME + +// ---------------------------------------------------------------------------- +// file size functions +// ---------------------------------------------------------------------------- + +/* static */ +wxULongLong wxFileName::GetSize(const wxString &filename) +{ + if (!wxFileExists(filename)) + return wxInvalidSize; + +#if defined(__WXPALMOS__) + // TODO + return wxInvalidSize; +#elif defined(__WIN32__) + wxFileHandle f(filename, wxFileHandle::Read); + if (!f.IsOk()) + return wxInvalidSize; + + DWORD lpFileSizeHigh; + DWORD ret = GetFileSize(f, &lpFileSizeHigh); + if (ret == INVALID_FILE_SIZE) + return wxInvalidSize; + + // compose the low-order and high-order byte sizes + return wxULongLong(ret | (lpFileSizeHigh << sizeof(WORD)*2)); + +#else // ! __WIN32__ + + wxStructStat st; +#ifndef wxNEED_WX_UNISTD_H + if (wxStat( filename.fn_str() , &st) != 0) +#else + if (wxStat( filename, &st) != 0) +#endif + return wxInvalidSize; + return wxULongLong(st.st_size); +#endif +} + +/* static */ +wxString wxFileName::GetHumanReadableSize(const wxULongLong &bs, + const wxString &nullsize, + int precision) +{ + static const double KILOBYTESIZE = 1024.0; + static const double MEGABYTESIZE = 1024.0*KILOBYTESIZE; + static const double GIGABYTESIZE = 1024.0*MEGABYTESIZE; + static const double TERABYTESIZE = 1024.0*GIGABYTESIZE; + + if (bs == 0 || bs == wxInvalidSize) + return nullsize; + + double bytesize = bs.ToDouble(); + if (bytesize < KILOBYTESIZE) + return wxString::Format(_("%s B"), bs.ToString().c_str()); + if (bytesize < MEGABYTESIZE) + return wxString::Format(_("%.*f kB"), precision, bytesize/KILOBYTESIZE); + if (bytesize < GIGABYTESIZE) + return wxString::Format(_("%.*f MB"), precision, bytesize/MEGABYTESIZE); + if (bytesize < TERABYTESIZE) + return wxString::Format(_("%.*f GB"), precision, bytesize/GIGABYTESIZE); + + return wxString::Format(_("%.*f TB"), precision, bytesize/TERABYTESIZE); +} + +wxULongLong wxFileName::GetSize() const +{ + return GetSize(GetFullPath()); +} + +wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision) const +{ + return GetHumanReadableSize(GetSize(), failmsg, precision); +} + + +// ---------------------------------------------------------------------------- +// Mac-specific functions +// ---------------------------------------------------------------------------- + #ifdef __WXMAC__ const short kMacExtensionMaxLength = 16 ; @@ -1948,7 +2118,7 @@ public : MacDefaultExtensionRecord() { m_ext[0] = 0 ; - m_type = m_creator = NULL ; + m_type = m_creator = 0 ; } MacDefaultExtensionRecord( const MacDefaultExtensionRecord& from ) { @@ -1968,7 +2138,6 @@ public : OSType m_creator ; } ; -#include "wx/dynarray.h" WX_DECLARE_OBJARRAY(MacDefaultExtensionRecord, MacDefaultExtensionArray) ; bool gMacDefaultExtensionsInited = false ; @@ -1999,31 +2168,44 @@ static void MacEnsureDefaultExtensionsLoaded() gMacDefaultExtensionsInited = true ; } } + bool wxFileName::MacSetTypeAndCreator( wxUint32 type , wxUint32 creator ) { - FInfo fndrInfo ; - FSSpec spec ; - wxMacFilename2FSSpec(GetFullPath(),&spec) ; - OSErr err = FSpGetFInfo( &spec , &fndrInfo ) ; - wxCHECK( err == noErr , false ) ; + FSRef fsRef ; + FSCatalogInfo catInfo; + FileInfo *finfo ; - fndrInfo.fdType = type ; - fndrInfo.fdCreator = creator ; - FSpSetFInfo( &spec , &fndrInfo ) ; - return true ; + if ( wxMacPathToFSRef( GetFullPath() , &fsRef ) == noErr ) + { + if ( FSGetCatalogInfo (&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr ) + { + finfo = (FileInfo*)&catInfo.finderInfo; + finfo->fileType = type ; + finfo->fileCreator = creator ; + FSSetCatalogInfo( &fsRef, kFSCatInfoFinderInfo, &catInfo ) ; + return true ; + } + } + return false ; } bool wxFileName::MacGetTypeAndCreator( wxUint32 *type , wxUint32 *creator ) { - FInfo fndrInfo ; - FSSpec spec ; - wxMacFilename2FSSpec(GetFullPath(),&spec) ; - OSErr err = FSpGetFInfo( &spec , &fndrInfo ) ; - wxCHECK( err == noErr , false ) ; + FSRef fsRef ; + FSCatalogInfo catInfo; + FileInfo *finfo ; - *type = fndrInfo.fdType ; - *creator = fndrInfo.fdCreator ; - return true ; + if ( wxMacPathToFSRef( GetFullPath() , &fsRef ) == noErr ) + { + if ( FSGetCatalogInfo (&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL) == noErr ) + { + finfo = (FileInfo*)&catInfo.finderInfo; + *type = finfo->fileType ; + *creator = finfo->fileCreator ; + return true ; + } + } + return false ; } bool wxFileName::MacSetDefaultTypeAndCreator()