]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/filename.cpp
don't annoy the user by repeating the question which had been already answered (and...
[wxWidgets.git] / src / common / filename.cpp
index 91318e43bf2bdfe9b481b5d58c8e8620f067be7d..aad2543db419971a8a13755a6a396fc417ee3af7 100644 (file)
 #include "wx/config.h"          // for wxExpandEnvVars
 #include "wx/utils.h"
 
+#if wxUSE_DYNLIB_CLASS
+#include "wx/dynlib.h"
+#endif
+
+// For GetShort/LongPathName
+#ifdef __WIN32__
+#include <windows.h>
+#include "wx/msw/winundef.h"
+#endif
+
 // ============================================================================
 // implementation
 // ============================================================================
@@ -142,6 +152,13 @@ bool wxFileName::DirExists( const wxString &dir )
     return ::wxDirExists( dir );
 }
 
+wxDateTime wxFileName::GetModificationTime()
+{
+    wxDateTime ret( wxFileModificationTime( GetFullPath() ) );
+
+    return ret;
+}
+
 // ----------------------------------------------------------------------------
 // CWD and HOME stuff
 // ----------------------------------------------------------------------------
@@ -194,14 +211,47 @@ 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()
@@ -316,6 +366,13 @@ bool wxFileName::Normalize(wxPathNormalize flags,
         m_ext.MakeLower();
     }
 
+#if defined(__WXMSW__) && defined(__WIN32__)
+    if (flags & wxPATH_NORM_LONG)
+    {
+        Assign(GetLongPath());
+    }
+#endif
+
     return TRUE;
 }
 
@@ -358,9 +415,15 @@ 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('~') );
 }
 
@@ -401,6 +464,7 @@ bool wxFileName::IsWild( wxPathFormat format )
 {
     // FIXME: this is probably false for Mac and this is surely wrong for most
     //        of Unix shells (think about "[...]")
+       (void)format;
     return m_name.find_first_of(_T("*?")) != wxString::npos;
 }
 
@@ -466,9 +530,151 @@ wxString wxFileName::GetPath( bool add_separator, wxPathFormat format ) const
 
 wxString wxFileName::GetFullPath( wxPathFormat format ) const
 {
+       (void)format;
     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;
+
+    if ( !s_triedToLoad )
+    {
+        s_triedToLoad = TRUE;
+#if 0
+        wxDllType dllKernel = wxDllLoader::LoadLibrary(_T("kernel32"));
+        if ( dllKernel )
+        {
+            // 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) 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;
+                    }
+                }
+            }
+        }
+#endif         
+    }
+    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)
@@ -476,7 +682,7 @@ 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
@@ -512,7 +718,10 @@ void wxFileName::SplitPath(const wxString& fullpath,
         }
     }
 
-    if ( (posLastDot != wxString::npos) && (posLastDot < posLastSlash) )
+    // 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;
@@ -535,9 +744,23 @@ void wxFileName::SplitPath(const wxString& fullpath,
 
     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 = posLastDot == wxString::npos ? wxString::npos
-                                                    : posLastDot - posLastSlash;
+        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);
     }