X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7228ab483e3b0fc1d341d4cf1723e5c39096c63e..ebef72d60c1be253c399d6b7ac98848f7d97c6ff:/src/common/fileconf.cpp

diff --git a/src/common/fileconf.cpp b/src/common/fileconf.cpp
index 5ae5d75b8a..a90cad6a76 100644
--- a/src/common/fileconf.cpp
+++ b/src/common/fileconf.cpp
@@ -14,63 +14,243 @@
 #pragma implementation "fileconf.h"
 #endif
 
-// ============================================================================
-// declarations
-// ============================================================================
-
 // ----------------------------------------------------------------------------
 // headers
 // ----------------------------------------------------------------------------
+
 #include  "wx/wxprec.h"
 
 #ifdef    __BORLANDC__
   #pragma hdrstop
 #endif  //__BORLANDC__
 
+#if wxUSE_CONFIG
+
 #ifndef   WX_PRECOMP
-  #include  <wx/string.h>
-  #include  <wx/intl.h>
+  #include  "wx/string.h"
+  #include  "wx/intl.h"
 #endif  //WX_PRECOMP
 
-#include  <wx/dynarray.h>
-#include  <wx/file.h>
-#include  <wx/log.h>
-#include  <wx/textfile.h>
-#include  <wx/config.h>
-#include  <wx/fileconf.h>
+#include  "wx/app.h"
+#include  "wx/dynarray.h"
+#include  "wx/file.h"
+#include  "wx/log.h"
+#include  "wx/textfile.h"
+#include  "wx/memtext.h"
+#include  "wx/config.h"
+#include  "wx/fileconf.h"
+
+#if wxUSE_STREAMS
+    #include  "wx/stream.h"
+#endif // wxUSE_STREAMS
+
+#include  "wx/utils.h"    // for wxGetHomeDir
+
+#if defined(__WXMAC__)
+  #include  "wx/mac/private.h"  // includes mac headers
+#endif
 
 // _WINDOWS_ is defined when windows.h is included,
 // __WXMSW__ is defined for MS Windows compilation
 #if       defined(__WXMSW__) && !defined(_WINDOWS_)
   #include  <windows.h>
 #endif  //windows.h
+#if defined(__WXPM__)
+  #define INCL_DOS
+  #include <os2.h>
+#endif
 
 #include  <stdlib.h>
 #include  <ctype.h>
 
+// headers needed for umask()
+#ifdef __UNIX__
+    #include <sys/types.h>
+    #include <sys/stat.h>
+#endif // __UNIX__
+
 // ----------------------------------------------------------------------------
 // macros
 // ----------------------------------------------------------------------------
 #define CONST_CAST ((wxFileConfig *)this)->
 
 // ----------------------------------------------------------------------------
-// global functions declarations
+// constants
 // ----------------------------------------------------------------------------
 
-// is 'c' a valid character in group name?
-// NB: APPCONF_IMMUTABLE_PREFIX and APPCONF_PATH_SEPARATOR must be valid chars,
-//     but _not_ ']' (group name delimiter)
-inline bool IsValid(char c) { return isalnum(c) || strchr("@_/-!.*%", c); }
+#ifndef MAX_PATH
+  #define MAX_PATH 512
+#endif
+
+// ----------------------------------------------------------------------------
+// global functions declarations
+// ----------------------------------------------------------------------------
 
 // compare functions for sorting the arrays
-static int CompareEntries(wxFileConfig::ConfigEntry *p1,
-                          wxFileConfig::ConfigEntry *p2);
-static int CompareGroups(wxFileConfig::ConfigGroup *p1,
-                         wxFileConfig::ConfigGroup *p2);
+static int LINKAGEMODE CompareEntries(wxFileConfigEntry *p1, wxFileConfigEntry *p2);
+static int LINKAGEMODE CompareGroups(wxFileConfigGroup *p1, wxFileConfigGroup *p2);
 
 // filter strings
-static wxString FilterIn(const wxString& str);
-static wxString FilterOut(const wxString& str);
+static wxString FilterInValue(const wxString& str);
+static wxString FilterOutValue(const wxString& str);
+
+static wxString FilterInEntryName(const wxString& str);
+static wxString FilterOutEntryName(const wxString& str);
+
+// get the name to use in wxFileConfig ctor
+static wxString GetAppName(const wxString& appname);
+
+// ============================================================================
+// private classes
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// "template" array types
+// ----------------------------------------------------------------------------
+
+WX_DEFINE_SORTED_EXPORTED_ARRAY(wxFileConfigEntry *, ArrayEntries);
+WX_DEFINE_SORTED_EXPORTED_ARRAY(wxFileConfigGroup *, ArrayGroups);
+
+// ----------------------------------------------------------------------------
+// wxFileConfigLineList
+// ----------------------------------------------------------------------------
+
+// we store all lines of the local config file as a linked list in memory
+class wxFileConfigLineList
+{
+public:
+  void SetNext(wxFileConfigLineList *pNext)  { m_pNext = pNext; }
+  void SetPrev(wxFileConfigLineList *pPrev)  { m_pPrev = pPrev; }
+
+  // ctor
+  wxFileConfigLineList(const wxString& str,
+                       wxFileConfigLineList *pNext = NULL) : m_strLine(str)
+    { SetNext(pNext); SetPrev(NULL); }
+
+  // next/prev nodes in the linked list
+  wxFileConfigLineList *Next() const { return m_pNext;  }
+  wxFileConfigLineList *Prev() const { return m_pPrev;  }
+
+  // get/change lines text
+  void SetText(const wxString& str) { m_strLine = str;  }
+  const wxString& Text() const { return m_strLine; }
+
+private:
+  wxString  m_strLine;                  // line contents
+  wxFileConfigLineList *m_pNext,        // next node
+                       *m_pPrev;        // previous one
+};
+
+// ----------------------------------------------------------------------------
+// wxFileConfigEntry: a name/value pair
+// ----------------------------------------------------------------------------
+
+class wxFileConfigEntry
+{
+private:
+  wxFileConfigGroup *m_pParent; // group that contains us
+
+  wxString      m_strName,      // entry name
+                m_strValue;     //       value
+  bool          m_bDirty:1,     // changed since last read?
+                m_bImmutable:1, // can be overriden locally?
+                m_bHasValue:1;  // set after first call to SetValue()
+
+  int           m_nLine;        // used if m_pLine == NULL only
+
+  // pointer to our line in the linked list or NULL if it was found in global
+  // file (which we don't modify)
+  wxFileConfigLineList *m_pLine;
+
+public:
+  wxFileConfigEntry(wxFileConfigGroup *pParent,
+                    const wxString& strName, int nLine);
+
+  // simple accessors
+  const wxString& Name()        const { return m_strName;    }
+  const wxString& Value()       const { return m_strValue;   }
+  wxFileConfigGroup *Group()    const { return m_pParent;    }
+  bool            IsDirty()     const { return m_bDirty;     }
+  bool            IsImmutable() const { return m_bImmutable; }
+  bool            IsLocal()     const { return m_pLine != 0; }
+  int             Line()        const { return m_nLine;      }
+  wxFileConfigLineList *
+                  GetLine()     const { return m_pLine;      }
+
+  // modify entry attributes
+  void SetValue(const wxString& strValue, bool bUser = TRUE);
+  void SetDirty();
+  void SetLine(wxFileConfigLineList *pLine);
+};
+
+// ----------------------------------------------------------------------------
+// wxFileConfigGroup: container of entries and other groups
+// ----------------------------------------------------------------------------
+
+class wxFileConfigGroup
+{
+private:
+  wxFileConfig *m_pConfig;          // config object we belong to
+  wxFileConfigGroup  *m_pParent;    // parent group (NULL for root group)
+  ArrayEntries  m_aEntries;         // entries in this group
+  ArrayGroups   m_aSubgroups;       // subgroups
+  wxString      m_strName;          // group's name
+  bool          m_bDirty;           // if FALSE => all subgroups are not dirty
+  wxFileConfigLineList *m_pLine;    // pointer to our line in the linked list
+  wxFileConfigEntry *m_pLastEntry;  // last entry/subgroup of this group in the
+  wxFileConfigGroup *m_pLastGroup;  // local file (we insert new ones after it)
+
+  // DeleteSubgroupByName helper
+  bool DeleteSubgroup(wxFileConfigGroup *pGroup);
+
+public:
+  // ctor
+  wxFileConfigGroup(wxFileConfigGroup *pParent, const wxString& strName, wxFileConfig *);
+
+  // dtor deletes all entries and subgroups also
+  ~wxFileConfigGroup();
+
+  // simple accessors
+  const wxString& Name()    const { return m_strName; }
+  wxFileConfigGroup    *Parent()  const { return m_pParent; }
+  wxFileConfig   *Config()  const { return m_pConfig; }
+  bool            IsDirty() const { return m_bDirty;  }
+
+  const ArrayEntries& Entries() const { return m_aEntries;   }
+  const ArrayGroups&  Groups()  const { return m_aSubgroups; }
+  bool  IsEmpty() const { return Entries().IsEmpty() && Groups().IsEmpty(); }
+
+  // find entry/subgroup (NULL if not found)
+  wxFileConfigGroup *FindSubgroup(const wxChar *szName) const;
+  wxFileConfigEntry *FindEntry   (const wxChar *szName) const;
+
+  // delete entry/subgroup, return FALSE if doesn't exist
+  bool DeleteSubgroupByName(const wxChar *szName);
+  bool DeleteEntry(const wxChar *szName);
+
+  // create new entry/subgroup returning pointer to newly created element
+  wxFileConfigGroup *AddSubgroup(const wxString& strName);
+  wxFileConfigEntry *AddEntry   (const wxString& strName, int nLine = wxNOT_FOUND);
+
+  // will also recursively set parent's dirty flag
+  void SetDirty();
+  void SetLine(wxFileConfigLineList *pLine);
+
+  // rename: no checks are done to ensure that the name is unique!
+  void Rename(const wxString& newName);
+
+  //
+  wxString GetFullName() const;
+
+  // get the last line belonging to an entry/subgroup of this group
+  wxFileConfigLineList *GetGroupLine();     // line which contains [group]
+  wxFileConfigLineList *GetLastEntryLine(); // after which our subgroups start
+  wxFileConfigLineList *GetLastGroupLine(); // after which the next group starts
+
+  // called by entries/subgroups when they're created/deleted
+  void SetLastEntry(wxFileConfigEntry *pEntry) { m_pLastEntry = pEntry; }
+  void SetLastGroup(wxFileConfigGroup *pGroup) { m_pLastGroup = pGroup; }
+};
 
 // ============================================================================
 // implementation
@@ -79,60 +259,108 @@ static wxString FilterOut(const wxString& str);
 // ----------------------------------------------------------------------------
 // static functions
 // ----------------------------------------------------------------------------
-wxString wxFileConfig::GetGlobalFileName(const char *szFile)
+wxString wxFileConfig::GetGlobalDir()
 {
-  wxString str;
+  wxString strDir;
+
+  #ifdef __VMS__ // Note if __VMS is defined __UNIX is also defined
+    strDir = wxT("sys$manager:");
+  #elif defined(__WXMAC__)
+    strDir = wxMacFindFolder(  (short) kOnSystemDisk, kPreferencesFolderType, kDontCreateFolder ) ;
+  #elif defined( __UNIX__ )
+    strDir = wxT("/etc/");
+  #elif defined(__WXPM__)
+    ULONG                           aulSysInfo[QSV_MAX] = {0};
+    UINT                            drive;
+    APIRET                          rc;
+
+    rc = DosQuerySysInfo( 1L, QSV_MAX, (PVOID)aulSysInfo, sizeof(ULONG)*QSV_MAX);
+    if (rc == 0)
+    {
+        drive = aulSysInfo[QSV_BOOT_DRIVE - 1];
+        strDir.Printf(wxT("%c:\\OS2\\"), 'A'+drive-1);
+    }
+  #elif defined(__WXSTUBS__)
+    wxASSERT_MSG( FALSE, wxT("TODO") ) ;
+  #elif defined(__DOS__)
+    // There's no such thing as global cfg dir in MS-DOS, let's return
+    // current directory (FIXME_MGL?)
+    return wxT(".\\");
+  #else // Windows
+    wxChar szWinDir[MAX_PATH];
+    ::GetWindowsDirectory(szWinDir, MAX_PATH);
+
+    strDir = szWinDir;
+    strDir << wxT('\\');
+  #endif // Unix/Windows
+
+  return strDir;
+}
+
+wxString wxFileConfig::GetLocalDir()
+{
+  wxString strDir;
+
+#if defined(__WXMAC__) || defined(__DOS__)
+  // no local dir concept on Mac OS 9 or MS-DOS
+  return GetGlobalDir() ;
+#else
+  wxGetHomeDir(&strDir);
+
+#  ifdef  __UNIX__
+#  ifdef __VMS
+  if (strDir.Last() != wxT(']'))
+#  endif
+      if (strDir.Last() != wxT('/')) strDir << wxT('/');
+#  else
+  if (strDir.Last() != wxT('\\')) strDir << wxT('\\');
+#  endif
+#endif
 
-  bool bNoExt = strchr(szFile, '.') == NULL;
+  return strDir;
+}
 
-  #ifdef  __UNIX__
-    str << "/etc/" << szFile;
-    if ( bNoExt )
-      str << ".conf";
+wxString wxFileConfig::GetGlobalFileName(const wxChar *szFile)
+{
+  wxString str = GetGlobalDir();
+  str << szFile;
+
+  if ( wxStrchr(szFile, wxT('.')) == NULL )
+  #if defined( __WXMAC__ )
+     str << " Preferences";
+  #elif defined( __UNIX__ )
+    str << wxT(".conf");
   #else   // Windows
-    #ifndef _MAX_PATH
-      #define _MAX_PATH 512
-    #endif
-
-    char szWinDir[_MAX_PATH];
-    ::GetWindowsDirectory(szWinDir, _MAX_PATH);
-    str << szWinDir <<  "\\" << szFile;
-    if ( bNoExt )
-      str << ".ini";
+    str << wxT(".ini");
   #endif  // UNIX/Win
 
   return str;
 }
 
-wxString wxFileConfig::GetLocalFileName(const char *szFile)
+wxString wxFileConfig::GetLocalFileName(const wxChar *szFile)
 {
-  wxString str;
+#ifdef __VMS__ // On VMS I saw the problem that the home directory was appended
+   // twice for the configuration file. Does that also happen for other
+   // platforms?
+   wxString str = wxT( '.' ); 
+#else
+   wxString str = GetLocalDir();
+#endif
+   
+  #if defined( __UNIX__ ) && !defined( __VMS ) && !defined( __WXMAC__ )
+    str << wxT('.');
+  #endif
 
-  #ifdef  __UNIX__
-    const char *szHome = getenv("HOME");
-    if ( szHome == NULL ) {
-      // we're homeless...
-      wxLogWarning(_("can't find user's HOME, using current directory."));
-      szHome = ".";
-    }
-    str << szHome << "/." << szFile;
-  #else   // Windows
-    #ifdef  __WIN32__
-      const char *szHome = getenv("HOMEDRIVE");
-      if ( szHome != NULL )
-        str << szHome;
-      szHome = getenv("HOMEPATH");
-      if ( szHome != NULL )
-        str << szHome;
-      str << szFile;
-      if ( strchr(szFile, '.') == NULL )
-        str << ".ini";
-    #else   // Win16
-      // Win16 has no idea about home, so use the current directory instead
-      str << ".\\" << szFile;
-    #endif  // WIN16/32
-  #endif  // UNIX/Win
+  str << szFile;
+
+  #if defined(__WINDOWS__) || defined(__DOS__)
+    if ( wxStrchr(szFile, wxT('.')) == NULL )
+      str << wxT(".ini");
+  #endif
 
+  #ifdef __WXMAC__
+     str << " Preferences";
+  #endif
   return str;
 }
 
@@ -143,106 +371,224 @@ wxString wxFileConfig::GetLocalFileName(const char *szFile)
 void wxFileConfig::Init()
 {
   m_pCurrentGroup =
-  m_pRootGroup    = new ConfigGroup(NULL, "", this);
+  m_pRootGroup    = new wxFileConfigGroup(NULL, "", this);
 
   m_linesHead =
   m_linesTail = NULL;
 
-  m_strPath.Empty();
-}
-
-wxFileConfig::wxFileConfig(const wxString& strLocal, const wxString& strGlobal)
-            : m_strLocalFile(strLocal), m_strGlobalFile(strGlobal)
-{
-  Init();
-
   // it's not an error if (one of the) file(s) doesn't exist
 
   // parse the global file
-  if ( !strGlobal.IsEmpty() ) {
-    if ( wxFile::Exists(strGlobal) ) {
-      wxTextFile fileGlobal(strGlobal);
+  if ( !m_strGlobalFile.IsEmpty() && wxFile::Exists(m_strGlobalFile) ) {
+    wxTextFile fileGlobal(m_strGlobalFile);
 
-      if ( fileGlobal.Open() ) {
-        Parse(fileGlobal, FALSE /* global */);
-        SetRootPath();
-      }
-      else
-        wxLogWarning(_("can't open global configuration file '%s'."),
-                     strGlobal.c_str());
+    if ( fileGlobal.Open() ) {
+      Parse(fileGlobal, FALSE /* global */);
+      SetRootPath();
     }
+    else
+      wxLogWarning(_("can't open global configuration file '%s'."),
+                   m_strGlobalFile.c_str());
   }
 
   // parse the local file
-  if ( wxFile::Exists(strLocal) ) {
-    wxTextFile fileLocal(strLocal);
+  if ( !m_strLocalFile.IsEmpty() && wxFile::Exists(m_strLocalFile) ) {
+    wxTextFile fileLocal(m_strLocalFile);
     if ( fileLocal.Open() ) {
       Parse(fileLocal, TRUE /* local */);
       SetRootPath();
     }
     else
       wxLogWarning(_("can't open user configuration file '%s'."),
-                   strLocal.c_str());
+                   m_strLocalFile.c_str());
   }
 }
 
-wxFileConfig::~wxFileConfig()
+// constructor supports creation of wxFileConfig objects of any type
+wxFileConfig::wxFileConfig(const wxString& appName, const wxString& vendorName,
+                           const wxString& strLocal, const wxString& strGlobal,
+                           long style)
+            : wxConfigBase(::GetAppName(appName), vendorName,
+                           strLocal, strGlobal,
+                           style),
+              m_strLocalFile(strLocal), m_strGlobalFile(strGlobal)
+{
+  // Make up names for files if empty
+  if ( m_strLocalFile.IsEmpty() && (style & wxCONFIG_USE_LOCAL_FILE) )
+  {
+    m_strLocalFile = GetLocalFileName(GetAppName());
+  }
+
+  if ( m_strGlobalFile.IsEmpty() && (style & wxCONFIG_USE_GLOBAL_FILE) )
+  {
+    m_strGlobalFile = GetGlobalFileName(GetAppName());
+  }
+
+  // Check if styles are not supplied, but filenames are, in which case
+  // add the correct styles.
+  if ( !m_strLocalFile.IsEmpty() )
+    SetStyle(GetStyle() | wxCONFIG_USE_LOCAL_FILE);
+
+  if ( !m_strGlobalFile.IsEmpty() )
+    SetStyle(GetStyle() | wxCONFIG_USE_GLOBAL_FILE);
+
+  // if the path is not absolute, prepend the standard directory to it
+  // UNLESS wxCONFIG_USE_RELATIVE_PATH style is set
+  if ( !(style & wxCONFIG_USE_RELATIVE_PATH) )
+  {
+      if ( !m_strLocalFile.IsEmpty() && !wxIsAbsolutePath(m_strLocalFile) )
+      {
+          wxString strLocal = m_strLocalFile;
+          m_strLocalFile = GetLocalDir();
+          m_strLocalFile << strLocal;
+      }
+
+      if ( !m_strGlobalFile.IsEmpty() && !wxIsAbsolutePath(m_strGlobalFile) )
+      {
+          wxString strGlobal = m_strGlobalFile;
+          m_strGlobalFile = GetGlobalDir();
+          m_strGlobalFile << strGlobal;
+      }
+  }
+
+  SetUmask(-1);
+
+  Init();
+}
+
+#if wxUSE_STREAMS
+
+wxFileConfig::wxFileConfig(wxInputStream &inStream)
+{
+    // always local_file when this constructor is called (?)
+    SetStyle(GetStyle() | wxCONFIG_USE_LOCAL_FILE);
+
+    m_pCurrentGroup =
+    m_pRootGroup    = new wxFileConfigGroup(NULL, "", this);
+
+    m_linesHead =
+    m_linesTail = NULL;
+
+    // translate everything to the current (platform-dependent) line
+    // termination character
+    wxString strTrans;
+    {
+        wxString strTmp;
+
+        char buf[1024];
+        while ( !inStream.Read(buf, WXSIZEOF(buf)).Eof() )
+            strTmp.append(wxConvertMB2WX(buf), inStream.LastRead());
+
+        strTmp.append(wxConvertMB2WX(buf), inStream.LastRead());
+
+        strTrans = wxTextBuffer::Translate(strTmp);
+    }
+
+    wxMemoryText memText;
+
+    // Now we can add the text to the memory text. To do this we extract line
+    // by line from the translated string, until we've reached the end.
+    //
+    // VZ: all this is horribly inefficient, we should do the translation on
+    //     the fly in one pass saving both memory and time (TODO)
+
+    const wxChar *pEOL = wxTextBuffer::GetEOL(wxTextBuffer::typeDefault);
+    const size_t EOLLen = wxStrlen(pEOL);
+
+    int posLineStart = strTrans.Find(pEOL);
+    while ( posLineStart != -1 )
+    {
+        wxString line(strTrans.Left(posLineStart));
+
+        memText.AddLine(line);
+
+        strTrans = strTrans.Mid(posLineStart + EOLLen);
+
+        posLineStart = strTrans.Find(pEOL);
+    }
+
+    // also add whatever we have left in the translated string.
+    memText.AddLine(strTrans);
+
+    // Finally we can parse it all.
+    Parse(memText, TRUE /* local */);
+
+    SetRootPath();
+}
+
+#endif // wxUSE_STREAMS
+
+void wxFileConfig::CleanUp()
 {
-  Flush();
   delete m_pRootGroup;
 
-  LineList *pCur = m_linesHead;
+  wxFileConfigLineList *pCur = m_linesHead;
   while ( pCur != NULL ) {
-    LineList *pNext = pCur->Next();
+    wxFileConfigLineList *pNext = pCur->Next();
     delete pCur;
     pCur = pNext;
   }
 }
 
+wxFileConfig::~wxFileConfig()
+{
+  Flush();
+
+  CleanUp();
+}
+
 // ----------------------------------------------------------------------------
 // parse a config file
 // ----------------------------------------------------------------------------
 
-void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
+void wxFileConfig::Parse(wxTextBuffer& buffer, bool bLocal)
 {
-  const char *pStart;
-  const char *pEnd;
+  const wxChar *pStart;
+  const wxChar *pEnd;
   wxString strLine;
 
-  uint nLineCount = file.GetLineCount();
-  for ( uint n = 0; n < nLineCount; n++ ) {
-    strLine = file[n];
+  size_t nLineCount = buffer.GetLineCount();
+  for ( size_t n = 0; n < nLineCount; n++ ) {
+    strLine = buffer[n];
 
     // add the line to linked list
     if ( bLocal )
       LineListAppend(strLine);
 
     // skip leading spaces
-    for ( pStart = strLine; isspace(*pStart); pStart++ )
+    for ( pStart = strLine; wxIsspace(*pStart); pStart++ )
       ;
 
     // skip blank/comment lines
-    if ( *pStart == '\0'|| *pStart == ';' || *pStart == '#' )
+    if ( *pStart == wxT('\0')|| *pStart == wxT(';') || *pStart == wxT('#') )
       continue;
 
-    if ( *pStart == '[' ) {          // a new group
+    if ( *pStart == wxT('[') ) {          // a new group
       pEnd = pStart;
 
-      while ( *++pEnd != ']' ) {
-        if ( !IsValid(*pEnd) && *pEnd != ' ' )  // allow spaces in group names
-          break;
+      while ( *++pEnd != wxT(']') ) {
+        if ( *pEnd == wxT('\\') ) {
+            // the next char is escaped, so skip it even if it is ']'
+            pEnd++;
+        }
+
+        if ( *pEnd == wxT('\n') || *pEnd == wxT('\0') ) {
+            // we reached the end of line, break out of the loop
+            break;
+        }
       }
 
-      if ( *pEnd != ']' ) {
+      if ( *pEnd != wxT(']') ) {
         wxLogError(_("file '%s': unexpected character %c at line %d."),
-                   file.GetName(), *pEnd, n + 1);
+                   buffer.GetName(), *pEnd, n + 1);
         continue; // skip this line
       }
 
       // group name here is always considered as abs path
       wxString strGroup;
       pStart++;
-      strGroup << APPCONF_PATH_SEPARATOR << wxString(pStart, pEnd - pStart);
+      strGroup << wxCONFIG_PATH_SEPARATOR
+               << FilterInEntryName(wxString(pStart, pEnd - pStart));
 
       // will create it if doesn't yet exist
       SetPath(strGroup);
@@ -252,43 +598,53 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
 
       // check that there is nothing except comments left on this line
       bool bCont = TRUE;
-      while ( *++pEnd != '\0' && bCont ) {
+      while ( *++pEnd != wxT('\0') && bCont ) {
         switch ( *pEnd ) {
-          case '#':
-          case ';':
+          case wxT('#'):
+          case wxT(';'):
             bCont = FALSE;
             break;
 
-          case ' ':
-          case '\t':
+          case wxT(' '):
+          case wxT('\t'):
             // ignore whitespace ('\n' impossible here)
             break;
 
           default:
-            wxLogWarning(_("file '%s', line %d: '%s' "
-                           "ignored after group header."),
-                         file.GetName(), n + 1, pEnd);
+            wxLogWarning(_("file '%s', line %d: '%s' ignored after group header."),
+                         buffer.GetName(), n + 1, pEnd);
             bCont = FALSE;
         }
       }
     }
     else {                        // a key
-      const char *pEnd = pStart;
-      while ( IsValid(*pEnd) )
+      const wxChar *pEnd = pStart;
+      while ( *pEnd && *pEnd != wxT('=') && !wxIsspace(*pEnd) ) {
+        if ( *pEnd == wxT('\\') ) {
+          // next character may be space or not - still take it because it's
+          // quoted (unless there is nothing)
+          pEnd++;
+          if ( !*pEnd ) {
+            // the error message will be given below anyhow
+            break;
+          }
+        }
+
         pEnd++;
+      }
 
-      wxString strKey(pStart, pEnd);
+      wxString strKey(FilterInEntryName(wxString(pStart, pEnd)));
 
       // skip whitespace
-      while ( isspace(*pEnd) )
+      while ( wxIsspace(*pEnd) )
         pEnd++;
 
-      if ( *pEnd++ != '=' ) {
+      if ( *pEnd++ != wxT('=') ) {
         wxLogError(_("file '%s', line %d: '=' expected."),
-                   file.GetName(), n + 1);
+                   buffer.GetName(), n + 1);
       }
       else {
-        ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strKey);
+        wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strKey);
 
         if ( pEntry == NULL ) {
           // new entry
@@ -300,9 +656,8 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
         else {
           if ( bLocal && pEntry->IsImmutable() ) {
             // immutable keys can't be changed by user
-            wxLogWarning(_("file '%s', line %d: value for "
-                           "immutable key '%s' ignored."),
-                         file.GetName(), n + 1, strKey.c_str());
+            wxLogWarning(_("file '%s', line %d: value for immutable key '%s' ignored."),
+                         buffer.GetName(), n + 1, strKey.c_str());
             continue;
           }
           // the condition below catches the cases (a) and (b) but not (c):
@@ -311,9 +666,8 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
           //  (c) key from global file now found in local one
           // which is exactly what we want.
           else if ( !bLocal || pEntry->IsLocal() ) {
-            wxLogWarning(_("file '%s', line %d: key '%s' was first "
-                           "found at line %d."),
-                         file.GetName(), n + 1, strKey.c_str(), pEntry->Line());
+            wxLogWarning(_("file '%s', line %d: key '%s' was first found at line %d."),
+                         buffer.GetName(), n + 1, strKey.c_str(), pEntry->Line());
 
             if ( bLocal )
               pEntry->SetLine(m_linesTail);
@@ -321,10 +675,10 @@ void wxFileConfig::Parse(wxTextFile& file, bool bLocal)
         }
 
         // skip whitespace
-        while ( isspace(*pEnd) )
+        while ( wxIsspace(*pEnd) )
           pEnd++;
 
-        pEntry->SetValue(FilterIn(pEnd), FALSE /* read from file */);
+        pEntry->SetValue(FilterInValue(pEnd), FALSE /* read from file */);
       }
     }
   }
@@ -349,22 +703,22 @@ void wxFileConfig::SetPath(const wxString& strPath)
     return;
   }
 
-  if ( strPath[0] == APPCONF_PATH_SEPARATOR ) {
+  if ( strPath[0] == wxCONFIG_PATH_SEPARATOR ) {
     // absolute path
     wxSplitPath(aParts, strPath);
   }
   else {
     // relative path, combine with current one
     wxString strFullPath = m_strPath;
-    strFullPath << APPCONF_PATH_SEPARATOR << strPath;
+    strFullPath << wxCONFIG_PATH_SEPARATOR << strPath;
     wxSplitPath(aParts, strFullPath);
   }
 
   // change current group
-  uint n;
+  size_t n;
   m_pCurrentGroup = m_pRootGroup;
   for ( n = 0; n < aParts.Count(); n++ ) {
-    ConfigGroup *pNextGroup = m_pCurrentGroup->FindSubgroup(aParts[n]);
+    wxFileConfigGroup *pNextGroup = m_pCurrentGroup->FindSubgroup(aParts[n]);
     if ( pNextGroup == NULL )
       pNextGroup = m_pCurrentGroup->AddSubgroup(aParts[n]);
     m_pCurrentGroup = pNextGroup;
@@ -373,7 +727,7 @@ void wxFileConfig::SetPath(const wxString& strPath)
   // recombine path parts in one variable
   m_strPath.Empty();
   for ( n = 0; n < aParts.Count(); n++ ) {
-    m_strPath << APPCONF_PATH_SEPARATOR << aParts[n];
+    m_strPath << wxCONFIG_PATH_SEPARATOR << aParts[n];
   }
 }
 
@@ -381,45 +735,45 @@ void wxFileConfig::SetPath(const wxString& strPath)
 // enumeration
 // ----------------------------------------------------------------------------
 
-bool wxFileConfig::GetFirstGroup(wxString& str, long& lIndex)
+bool wxFileConfig::GetFirstGroup(wxString& str, long& lIndex) const
 {
   lIndex = 0;
   return GetNextGroup(str, lIndex);
 }
 
-bool wxFileConfig::GetNextGroup (wxString& str, long& lIndex)
+bool wxFileConfig::GetNextGroup (wxString& str, long& lIndex) const
 {
-  if ( uint(lIndex) < m_pCurrentGroup->Groups().Count() ) {
-    str = m_pCurrentGroup->Groups()[lIndex++]->Name();
+  if ( size_t(lIndex) < m_pCurrentGroup->Groups().Count() ) {
+    str = m_pCurrentGroup->Groups()[(size_t)lIndex++]->Name();
     return TRUE;
   }
   else
     return FALSE;
 }
 
-bool wxFileConfig::GetFirstEntry(wxString& str, long& lIndex)
+bool wxFileConfig::GetFirstEntry(wxString& str, long& lIndex) const
 {
   lIndex = 0;
   return GetNextEntry(str, lIndex);
 }
 
-bool wxFileConfig::GetNextEntry (wxString& str, long& lIndex)
+bool wxFileConfig::GetNextEntry (wxString& str, long& lIndex) const
 {
-  if ( uint(lIndex) < m_pCurrentGroup->Entries().Count() ) {
-    str = m_pCurrentGroup->Entries()[lIndex++]->Name();
+  if ( size_t(lIndex) < m_pCurrentGroup->Entries().Count() ) {
+    str = m_pCurrentGroup->Entries()[(size_t)lIndex++]->Name();
     return TRUE;
   }
   else
     return FALSE;
 }
 
-uint wxFileConfig::GetNumberOfEntries(bool bRecursive) const
+size_t wxFileConfig::GetNumberOfEntries(bool bRecursive) const
 {
-  uint n = m_pCurrentGroup->Entries().Count();
+  size_t n = m_pCurrentGroup->Entries().Count();
   if ( bRecursive ) {
-    ConfigGroup *pOldCurrentGroup = m_pCurrentGroup;
-    uint nSubgroups = m_pCurrentGroup->Groups().Count();
-    for ( uint nGroup = 0; nGroup < nSubgroups; nGroup++ ) {
+    wxFileConfigGroup *pOldCurrentGroup = m_pCurrentGroup;
+    size_t nSubgroups = m_pCurrentGroup->Groups().Count();
+    for ( size_t nGroup = 0; nGroup < nSubgroups; nGroup++ ) {
       CONST_CAST m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup];
       n += GetNumberOfEntries(TRUE);
       CONST_CAST m_pCurrentGroup = pOldCurrentGroup;
@@ -429,13 +783,13 @@ uint wxFileConfig::GetNumberOfEntries(bool bRecursive) const
   return n;
 }
 
-uint wxFileConfig::GetNumberOfGroups(bool bRecursive) const
+size_t wxFileConfig::GetNumberOfGroups(bool bRecursive) const
 {
-  uint n = m_pCurrentGroup->Groups().Count();
+  size_t n = m_pCurrentGroup->Groups().Count();
   if ( bRecursive ) {
-    ConfigGroup *pOldCurrentGroup = m_pCurrentGroup;
-    uint nSubgroups = m_pCurrentGroup->Groups().Count();
-    for ( uint nGroup = 0; nGroup < nSubgroups; nGroup++ ) {
+    wxFileConfigGroup *pOldCurrentGroup = m_pCurrentGroup;
+    size_t nSubgroups = m_pCurrentGroup->Groups().Count();
+    for ( size_t nGroup = 0; nGroup < nSubgroups; nGroup++ ) {
       CONST_CAST m_pCurrentGroup = m_pCurrentGroup->Groups()[nGroup];
       n += GetNumberOfGroups(TRUE);
       CONST_CAST m_pCurrentGroup = pOldCurrentGroup;
@@ -451,17 +805,17 @@ uint wxFileConfig::GetNumberOfGroups(bool bRecursive) const
 
 bool wxFileConfig::HasGroup(const wxString& strName) const
 {
-  PathChanger path(this, strName);
+  wxConfigPathChanger path(this, strName);
 
-  ConfigGroup *pGroup = m_pCurrentGroup->FindSubgroup(path.Name());
+  wxFileConfigGroup *pGroup = m_pCurrentGroup->FindSubgroup(path.Name());
   return pGroup != NULL;
 }
 
 bool wxFileConfig::HasEntry(const wxString& strName) const
 {
-  PathChanger path(this, strName);
+  wxConfigPathChanger path(this, strName);
 
-  ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name());
+  wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name());
   return pEntry != NULL;
 }
 
@@ -469,53 +823,39 @@ bool wxFileConfig::HasEntry(const wxString& strName) const
 // read/write values
 // ----------------------------------------------------------------------------
 
-bool wxFileConfig::Read(wxString   *pstr,
-                        const char *szKey,
-                        const char *szDefault) const
+bool wxFileConfig::DoReadString(const wxString& key, wxString* pStr) const
 {
-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);
 
-  ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name());
+  wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(path.Name());
   if (pEntry == NULL) {
-    *pstr = ExpandEnvVars(szDefault);
     return FALSE;
   }
-  else {
-    *pstr = ExpandEnvVars(pEntry->Value());
-    return TRUE;
-  }
-}
 
-const char *wxFileConfig::Read(const char *szKey,
-                               const char *szDefault) const
-{
-  static wxString s_str;
-  Read(&s_str, szKey, szDefault);
+  *pStr = pEntry->Value();
 
-  return s_str.c_str();
+  return TRUE;
 }
 
-bool wxFileConfig::Read(long *pl, const char *szKey, long lDefault) const
+bool wxFileConfig::DoReadLong(const wxString& key, long *pl) const
 {
   wxString str;
-  if ( Read(&str, szKey) ) {
-    *pl = atol(str);
-    return TRUE;
-  }
-  else {
-    *pl = lDefault;
+  if ( !Read(key, & str) )
+  {
     return FALSE;
   }
+
+  return str.ToLong(pl);
 }
 
-bool wxFileConfig::Write(const char *szKey, const char *szValue)
+bool wxFileConfig::DoWriteString(const wxString& key, const wxString& szValue)
 {
-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);
 
   wxString strName = path.Name();
   if ( strName.IsEmpty() ) {
     // setting the value of a group is an error
-    wxASSERT_MSG( IsEmpty(szValue), "can't set value of a group!" );
+    wxASSERT_MSG( wxIsEmpty(szValue), wxT("can't set value of a group!") );
 
     // ... except if it's empty in which case it's a way to force it's creation
     m_pCurrentGroup->SetDirty();
@@ -527,21 +867,13 @@ bool wxFileConfig::Write(const char *szKey, const char *szValue)
     // writing an entry
 
     // check that the name is reasonable
-    if ( strName[0u] == APPCONF_IMMUTABLE_PREFIX ) {
-      wxLogError(_("Entry name can't start with '%c'."),
-                 APPCONF_IMMUTABLE_PREFIX);
+    if ( strName[0u] == wxCONFIG_IMMUTABLE_PREFIX ) {
+      wxLogError(_("Config entry name cannot start with '%c'."),
+                 wxCONFIG_IMMUTABLE_PREFIX);
       return FALSE;
     }
 
-    for ( const char *pc = strName; *pc != '\0'; pc++ ) {
-      if ( !IsValid(*pc) ) {
-        wxLogError(_("Character '%c' is invalid in a config entry name."),
-                   *pc);
-        return FALSE;
-      }
-    }
-
-    ConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strName);
+    wxFileConfigEntry *pEntry = m_pCurrentGroup->FindEntry(strName);
     if ( pEntry == NULL )
       pEntry = m_pCurrentGroup->AddEntry(strName);
 
@@ -551,19 +883,25 @@ bool wxFileConfig::Write(const char *szKey, const char *szValue)
   return TRUE;
 }
 
-bool wxFileConfig::Write(const char *szKey, long lValue)
+bool wxFileConfig::DoWriteLong(const wxString& key, long lValue)
 {
-  // ltoa() is not ANSI :-(
-  char szBuf[40];   // should be good for sizeof(long) <= 16 (128 bits)
-  sprintf(szBuf, "%ld", lValue);
-  return Write(szKey, szBuf);
+  return Write(key, wxString::Format(_T("%ld"), lValue));
 }
 
 bool wxFileConfig::Flush(bool /* bCurrentOnly */)
 {
-  if ( LineListIsEmpty() || !m_pRootGroup->IsDirty() )
+  if ( LineListIsEmpty() || !m_pRootGroup->IsDirty() || !m_strLocalFile )
     return TRUE;
 
+#ifdef __UNIX__
+  // set the umask if needed
+  mode_t umaskOld = 0;
+  if ( m_umask != -1 )
+  {
+      umaskOld = umask((mode_t)m_umask);
+  }
+#endif // __UNIX__
+
   wxTempFile file(m_strLocalFile);
 
   if ( !file.IsOpened() ) {
@@ -572,32 +910,102 @@ bool wxFileConfig::Flush(bool /* bCurrentOnly */)
   }
 
   // write all strings to file
-  for ( LineList *p = m_linesHead; p != NULL; p = p->Next() ) {
+  for ( wxFileConfigLineList *p = m_linesHead; p != NULL; p = p->Next() ) {
     if ( !file.Write(p->Text() + wxTextFile::GetEOL()) ) {
       wxLogError(_("can't write user configuration file."));
       return FALSE;
     }
   }
 
-  return file.Commit();
+  bool ret = file.Commit();
+
+#if defined(__WXMAC__)
+  if ( ret )
+  {
+  	FSSpec spec ;
+  	
+  	wxMacFilename2FSSpec( m_strLocalFile , &spec ) ;
+  	FInfo finfo ;
+  	if ( FSpGetFInfo( &spec , &finfo ) == noErr )
+  	{
+  		finfo.fdType = 'TEXT' ;
+  		finfo.fdCreator = 'ttxt' ;
+  		FSpSetFInfo( &spec , &finfo ) ;
+  	}
+  }
+#endif // __WXMAC__
+
+#ifdef __UNIX__
+  // restore the old umask if we changed it
+  if ( m_umask != -1 )
+  {
+      (void)umask(umaskOld);
+  }
+#endif // __UNIX__
+
+  return ret;
+}
+
+// ----------------------------------------------------------------------------
+// renaming groups/entries
+// ----------------------------------------------------------------------------
+
+bool wxFileConfig::RenameEntry(const wxString& oldName,
+                               const wxString& newName)
+{
+    // check that the entry exists
+    wxFileConfigEntry *oldEntry = m_pCurrentGroup->FindEntry(oldName);
+    if ( !oldEntry )
+        return FALSE;
+
+    // check that the new entry doesn't already exist
+    if ( m_pCurrentGroup->FindEntry(newName) )
+        return FALSE;
+
+    // delete the old entry, create the new one
+    wxString value = oldEntry->Value();
+    if ( !m_pCurrentGroup->DeleteEntry(oldName) )
+        return FALSE;
+
+    wxFileConfigEntry *newEntry = m_pCurrentGroup->AddEntry(newName);
+    newEntry->SetValue(value);
+
+    return TRUE;
+}
+
+bool wxFileConfig::RenameGroup(const wxString& oldName,
+                               const wxString& newName)
+{
+    // check that the group exists
+    wxFileConfigGroup *group = m_pCurrentGroup->FindSubgroup(oldName);
+    if ( !group )
+        return FALSE;
+
+    // check that the new group doesn't already exist
+    if ( m_pCurrentGroup->FindSubgroup(newName) )
+        return FALSE;
+
+    group->Rename(newName);
+
+    return TRUE;
 }
 
 // ----------------------------------------------------------------------------
 // delete groups/entries
 // ----------------------------------------------------------------------------
 
-bool wxFileConfig::DeleteEntry(const char *szKey, bool bGroupIfEmptyAlso)
+bool wxFileConfig::DeleteEntry(const wxString& key, bool bGroupIfEmptyAlso)
 {
-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);
 
   if ( !m_pCurrentGroup->DeleteEntry(path.Name()) )
     return FALSE;
 
   if ( bGroupIfEmptyAlso && m_pCurrentGroup->IsEmpty() ) {
     if ( m_pCurrentGroup != m_pRootGroup ) {
-      ConfigGroup *pGroup = m_pCurrentGroup;
-      SetPath("..");  // changes m_pCurrentGroup!
-      m_pCurrentGroup->DeleteSubgroup(pGroup->Name());
+      wxFileConfigGroup *pGroup = m_pCurrentGroup;
+      SetPath(wxT(".."));  // changes m_pCurrentGroup!
+      m_pCurrentGroup->DeleteSubgroupByName(pGroup->Name());
     }
     //else: never delete the root group
   }
@@ -605,25 +1013,22 @@ bool wxFileConfig::DeleteEntry(const char *szKey, bool bGroupIfEmptyAlso)
   return TRUE;
 }
 
-bool wxFileConfig::DeleteGroup(const char *szKey)
+bool wxFileConfig::DeleteGroup(const wxString& key)
 {
-  PathChanger path(this, szKey);
+  wxConfigPathChanger path(this, key);
 
-  return m_pCurrentGroup->DeleteSubgroup(path.Name());
+  return m_pCurrentGroup->DeleteSubgroupByName(path.Name());
 }
 
 bool wxFileConfig::DeleteAll()
 {
-  const char *szFile = m_strLocalFile;
-  delete m_pRootGroup;
-  Init();
+  CleanUp();
 
-  if ( remove(szFile) == -1 )
-    wxLogSysError(_("can't delete user configuration file '%s'"), szFile);
+  if ( wxRemove(m_strLocalFile) == -1 )
+    wxLogSysError(_("can't delete user configuration file '%s'"), m_strLocalFile.c_str());
 
-  szFile = m_strGlobalFile;
-  if ( remove(szFile) )
-    wxLogSysError(_("can't delete system configuration file '%s'"), szFile);
+  m_strLocalFile = m_strGlobalFile = wxT("");
+  Init();
 
   return TRUE;
 }
@@ -633,9 +1038,9 @@ bool wxFileConfig::DeleteAll()
 // ----------------------------------------------------------------------------
 
 // append a new line to the end of the list
-wxFileConfig::LineList *wxFileConfig::LineListAppend(const wxString& str)
+wxFileConfigLineList *wxFileConfig::LineListAppend(const wxString& str)
 {
-  LineList *pLine = new LineList(str);
+  wxFileConfigLineList *pLine = new wxFileConfigLineList(str);
 
   if ( m_linesTail == NULL ) {
     // list is empty
@@ -652,13 +1057,13 @@ wxFileConfig::LineList *wxFileConfig::LineListAppend(const wxString& str)
 }
 
 // insert a new line after the given one or in the very beginning if !pLine
-wxFileConfig::LineList *wxFileConfig::LineListInsert(const wxString& str,
-                                                     LineList *pLine)
+wxFileConfigLineList *wxFileConfig::LineListInsert(const wxString& str,
+                                                     wxFileConfigLineList *pLine)
 {
   if ( pLine == m_linesTail )
     return LineListAppend(str);
 
-  LineList *pNewLine = new LineList(str);
+  wxFileConfigLineList *pNewLine = new wxFileConfigLineList(str);
   if ( pLine == NULL ) {
     // prepend to the list
     pNewLine->SetNext(m_linesHead);
@@ -667,7 +1072,7 @@ wxFileConfig::LineList *wxFileConfig::LineListInsert(const wxString& str,
   }
   else {
     // insert before pLine
-    LineList *pNext = pLine->Next();
+    wxFileConfigLineList *pNext = pLine->Next();
     pNewLine->SetNext(pNext);
     pNewLine->SetPrev(pLine);
     pNext->SetPrev(pNewLine);
@@ -677,9 +1082,9 @@ wxFileConfig::LineList *wxFileConfig::LineListInsert(const wxString& str,
   return pNewLine;
 }
 
-void wxFileConfig::LineListRemove(LineList *pLine)
+void wxFileConfig::LineListRemove(wxFileConfigLineList *pLine)
 {
-  LineList *pPrev = pLine->Prev(),
+  wxFileConfigLineList *pPrev = pLine->Prev(),
            *pNext = pLine->Next();
 
   // first entry?
@@ -691,7 +1096,7 @@ void wxFileConfig::LineListRemove(LineList *pLine)
   // last entry?
   if ( pNext == NULL )
     m_linesTail = pPrev;
-  else    
+  else
     pNext->SetPrev(pPrev);
 
   delete pLine;
@@ -703,7 +1108,7 @@ bool wxFileConfig::LineListIsEmpty()
 }
 
 // ============================================================================
-// wxFileConfig::ConfigGroup
+// wxFileConfig::wxFileConfigGroup
 // ============================================================================
 
 // ----------------------------------------------------------------------------
@@ -711,7 +1116,7 @@ bool wxFileConfig::LineListIsEmpty()
 // ----------------------------------------------------------------------------
 
 // ctor
-wxFileConfig::ConfigGroup::ConfigGroup(wxFileConfig::ConfigGroup *pParent,
+wxFileConfigGroup::wxFileConfigGroup(wxFileConfigGroup *pParent,
                                        const wxString& strName,
                                        wxFileConfig *pConfig)
                          : m_aEntries(CompareEntries),
@@ -728,10 +1133,10 @@ wxFileConfig::ConfigGroup::ConfigGroup(wxFileConfig::ConfigGroup *pParent,
 }
 
 // dtor deletes all children
-wxFileConfig::ConfigGroup::~ConfigGroup()
+wxFileConfigGroup::~wxFileConfigGroup()
 {
   // entries
-  uint n, nCount = m_aEntries.Count();
+  size_t n, nCount = m_aEntries.Count();
   for ( n = 0; n < nCount; n++ )
     delete m_aEntries[n];
 
@@ -745,7 +1150,7 @@ wxFileConfig::ConfigGroup::~ConfigGroup()
 // line
 // ----------------------------------------------------------------------------
 
-void wxFileConfig::ConfigGroup::SetLine(LineList *pLine)
+void wxFileConfigGroup::SetLine(wxFileConfigLineList *pLine)
 {
   wxASSERT( m_pLine == NULL ); // shouldn't be called twice
 
@@ -781,20 +1186,23 @@ void wxFileConfig::ConfigGroup::SetLine(LineList *pLine)
       backwards in the config file (OTOH, it's not that important) and as we
       would still need to do it for the subgroups the code wouldn't have been
       significantly less complicated.
- */
+*/
 
 // Return the line which contains "[our name]". If we're still not in the list,
 // add our line to it immediately after the last line of our parent group if we
 // have it or in the very beginning if we're the root group.
-wxFileConfig::LineList *wxFileConfig::ConfigGroup::GetGroupLine()
+wxFileConfigLineList *wxFileConfigGroup::GetGroupLine()
 {
   if ( m_pLine == NULL ) {
-    ConfigGroup *pParent = Parent();
+    wxFileConfigGroup *pParent = Parent();
 
     // this group wasn't present in local config file, add it now
     if ( pParent != NULL ) {
       wxString strFullName;
-      strFullName << "[" << GetFullName().c_str() + 1 << "]"; // +1: no '/'
+      strFullName << wxT("[")
+                  // +1: no '/'
+                  << FilterOutEntryName(GetFullName().c_str() + 1)
+                  << wxT("]");
       m_pLine = m_pConfig->LineListInsert(strFullName,
                                           pParent->GetLastGroupLine());
       pParent->SetLastGroup(this);  // we're surely after all the others
@@ -811,12 +1219,12 @@ wxFileConfig::LineList *wxFileConfig::ConfigGroup::GetGroupLine()
 // Return the last line belonging to the subgroups of this group (after which
 // we can add a new subgroup), if we don't have any subgroups or entries our
 // last line is the group line (m_pLine) itself.
-wxFileConfig::LineList *wxFileConfig::ConfigGroup::GetLastGroupLine()
+wxFileConfigLineList *wxFileConfigGroup::GetLastGroupLine()
 {
   // if we have any subgroups, our last line is the last line of the last
   // subgroup
   if ( m_pLastGroup != NULL ) {
-    wxFileConfig::LineList *pLine = m_pLastGroup->GetLastGroupLine();
+    wxFileConfigLineList *pLine = m_pLastGroup->GetLastGroupLine();
 
     wxASSERT( pLine != NULL );  // last group must have !NULL associated line
     return pLine;
@@ -829,10 +1237,10 @@ wxFileConfig::LineList *wxFileConfig::ConfigGroup::GetLastGroupLine()
 // return the last line belonging to the entries of this group (after which
 // we can add a new entry), if we don't have any entries we will add the new
 // one immediately after the group line itself.
-wxFileConfig::LineList *wxFileConfig::ConfigGroup::GetLastEntryLine()
+wxFileConfigLineList *wxFileConfigGroup::GetLastEntryLine()
 {
   if ( m_pLastEntry != NULL ) {
-    wxFileConfig::LineList *pLine = m_pLastEntry->GetLine();
+    wxFileConfigLineList *pLine = m_pLastEntry->GetLine();
 
     wxASSERT( pLine != NULL );  // last entry must have !NULL associated line
     return pLine;
@@ -846,12 +1254,24 @@ wxFileConfig::LineList *wxFileConfig::ConfigGroup::GetLastEntryLine()
 // group name
 // ----------------------------------------------------------------------------
 
-wxString wxFileConfig::ConfigGroup::GetFullName() const
+void wxFileConfigGroup::Rename(const wxString& newName)
+{
+    m_strName = newName;
+
+    wxFileConfigLineList *line = GetGroupLine();
+    wxString strFullName;
+    strFullName << wxT("[") << (GetFullName().c_str() + 1) << wxT("]"); // +1: no '/'
+    line->SetText(strFullName);
+
+    SetDirty();
+}
+
+wxString wxFileConfigGroup::GetFullName() const
 {
   if ( Parent() )
-    return Parent()->GetFullName() + APPCONF_PATH_SEPARATOR + Name();
+    return Parent()->GetFullName() + wxCONFIG_PATH_SEPARATOR + Name();
   else
-    return "";
+    return wxT("");
 }
 
 // ----------------------------------------------------------------------------
@@ -859,23 +1279,23 @@ wxString wxFileConfig::ConfigGroup::GetFullName() const
 // ----------------------------------------------------------------------------
 
 // use binary search because the array is sorted
-wxFileConfig::ConfigEntry *
-wxFileConfig::ConfigGroup::FindEntry(const char *szName) const
+wxFileConfigEntry *
+wxFileConfigGroup::FindEntry(const wxChar *szName) const
 {
-  uint i,
+  size_t i,
        lo = 0,
        hi = m_aEntries.Count();
   int res;
-  wxFileConfig::ConfigEntry *pEntry;
+  wxFileConfigEntry *pEntry;
 
   while ( lo < hi ) {
     i = (lo + hi)/2;
     pEntry = m_aEntries[i];
 
-    #if APPCONF_CASE_SENSITIVE
-      res = strcmp(pEntry->Name(), szName);
+    #if wxCONFIG_CASE_SENSITIVE
+      res = wxStrcmp(pEntry->Name(), szName);
     #else
-      res = Stricmp(pEntry->Name(), szName);
+      res = wxStricmp(pEntry->Name(), szName);
     #endif
 
     if ( res > 0 )
@@ -889,23 +1309,23 @@ wxFileConfig::ConfigGroup::FindEntry(const char *szName) const
   return NULL;
 }
 
-wxFileConfig::ConfigGroup *
-wxFileConfig::ConfigGroup::FindSubgroup(const char *szName) const
+wxFileConfigGroup *
+wxFileConfigGroup::FindSubgroup(const wxChar *szName) const
 {
-  uint i,
+  size_t i,
        lo = 0,
        hi = m_aSubgroups.Count();
   int res;
-  wxFileConfig::ConfigGroup *pGroup;
+  wxFileConfigGroup *pGroup;
 
   while ( lo < hi ) {
     i = (lo + hi)/2;
     pGroup = m_aSubgroups[i];
 
-    #if APPCONF_CASE_SENSITIVE
-      res = strcmp(pGroup->Name(), szName);
+    #if wxCONFIG_CASE_SENSITIVE
+      res = wxStrcmp(pGroup->Name(), szName);
     #else
-      res = Stricmp(pGroup->Name(), szName);
+      res = wxStricmp(pGroup->Name(), szName);
     #endif
 
     if ( res > 0 )
@@ -924,24 +1344,24 @@ wxFileConfig::ConfigGroup::FindSubgroup(const char *szName) const
 // ----------------------------------------------------------------------------
 
 // create a new entry and add it to the current group
-wxFileConfig::ConfigEntry *
-wxFileConfig::ConfigGroup::AddEntry(const wxString& strName, int nLine)
+wxFileConfigEntry *
+wxFileConfigGroup::AddEntry(const wxString& strName, int nLine)
 {
   wxASSERT( FindEntry(strName) == NULL );
 
-  ConfigEntry *pEntry = new ConfigEntry(this, strName, nLine);
+  wxFileConfigEntry *pEntry = new wxFileConfigEntry(this, strName, nLine);
   m_aEntries.Add(pEntry);
 
   return pEntry;
 }
 
 // create a new group and add it to the current group
-wxFileConfig::ConfigGroup *
-wxFileConfig::ConfigGroup::AddSubgroup(const wxString& strName)
+wxFileConfigGroup *
+wxFileConfigGroup::AddSubgroup(const wxString& strName)
 {
   wxASSERT( FindSubgroup(strName) == NULL );
 
-  ConfigGroup *pGroup = new ConfigGroup(this, strName, m_pConfig);
+  wxFileConfigGroup *pGroup = new wxFileConfigGroup(this, strName, m_pConfig);
   m_aSubgroups.Add(pGroup);
 
   return pGroup;
@@ -958,20 +1378,33 @@ wxFileConfig::ConfigGroup::AddSubgroup(const wxString& strName)
   delete several of them.
  */
 
-bool wxFileConfig::ConfigGroup::DeleteSubgroup(const char *szName)
+bool wxFileConfigGroup::DeleteSubgroupByName(const wxChar *szName)
+{
+  return DeleteSubgroup(FindSubgroup(szName));
+}
+
+// doesn't delete the subgroup itself, but does remove references to it from
+// all other data structures (and normally the returned pointer should be
+// deleted a.s.a.p. because there is nothing much to be done with it anyhow)
+bool wxFileConfigGroup::DeleteSubgroup(wxFileConfigGroup *pGroup)
 {
-  ConfigGroup *pGroup = FindSubgroup(szName);
   wxCHECK( pGroup != NULL, FALSE ); // deleting non existing group?
 
   // delete all entries
-  uint nCount = pGroup->m_aEntries.Count();
-  for ( uint nEntry = 0; nEntry < nCount; nEntry++ ) {
-    LineList *pLine = pGroup->m_aEntries[nEntry]->GetLine();
+  size_t nCount = pGroup->m_aEntries.Count();
+  for ( size_t nEntry = 0; nEntry < nCount; nEntry++ ) {
+    wxFileConfigLineList *pLine = pGroup->m_aEntries[nEntry]->GetLine();
     if ( pLine != NULL )
       m_pConfig->LineListRemove(pLine);
   }
 
-  LineList *pLine = pGroup->m_pLine;
+  // and subgroups of this sungroup
+  nCount = pGroup->m_aSubgroups.Count();
+  for ( size_t nGroup = 0; nGroup < nCount; nGroup++ ) {
+    pGroup->DeleteSubgroup(pGroup->m_aSubgroups[0]);
+  }
+
+  wxFileConfigLineList *pLine = pGroup->m_pLine;
   if ( pLine != NULL ) {
     // notice that we may do this test inside the previous "if" because the
     // last entry's line is surely !NULL
@@ -980,9 +1413,9 @@ bool wxFileConfig::ConfigGroup::DeleteSubgroup(const char *szName)
       wxASSERT( m_pLine != NULL );  // we have a subgroup with !NULL pLine...
 
       // go back until we find a subgroup or reach the group's line
-      ConfigGroup *pNewLast = NULL;
-      uint n, nSubgroups = m_aSubgroups.Count();
-      LineList *pl;
+      wxFileConfigGroup *pNewLast = NULL;
+      size_t n, nSubgroups = m_aSubgroups.Count();
+      wxFileConfigLineList *pl;
       for ( pl = pLine->Prev(); pl != m_pLine; pl = pl->Prev() ) {
         // is it our subgroup?
         for ( n = 0; (pNewLast == NULL) && (n < nSubgroups); n++ ) {
@@ -1017,12 +1450,12 @@ bool wxFileConfig::ConfigGroup::DeleteSubgroup(const char *szName)
   return TRUE;
 }
 
-bool wxFileConfig::ConfigGroup::DeleteEntry(const char *szName)
+bool wxFileConfigGroup::DeleteEntry(const wxChar *szName)
 {
-  ConfigEntry *pEntry = FindEntry(szName);
+  wxFileConfigEntry *pEntry = FindEntry(szName);
   wxCHECK( pEntry != NULL, FALSE );  // deleting non existing item?
 
-  LineList *pLine = pEntry->GetLine();
+  wxFileConfigLineList *pLine = pEntry->GetLine();
   if ( pLine != NULL ) {
     // notice that we may do this test inside the previous "if" because the
     // last entry's line is surely !NULL
@@ -1031,9 +1464,9 @@ bool wxFileConfig::ConfigGroup::DeleteEntry(const char *szName)
       wxASSERT( m_pLine != NULL );  // if we have an entry with !NULL pLine...
 
       // go back until we find another entry or reach the group's line
-      ConfigEntry *pNewLast = NULL;
-      uint n, nEntries = m_aEntries.Count();
-      LineList *pl;
+      wxFileConfigEntry *pNewLast = NULL;
+      size_t n, nEntries = m_aEntries.Count();
+      wxFileConfigLineList *pl;
       for ( pl = pLine->Prev(); pl != m_pLine; pl = pl->Prev() ) {
         // is it our subgroup?
         for ( n = 0; (pNewLast == NULL) && (n < nEntries); n++ ) {
@@ -1070,7 +1503,7 @@ bool wxFileConfig::ConfigGroup::DeleteEntry(const char *szName)
 // ----------------------------------------------------------------------------
 //
 // ----------------------------------------------------------------------------
-void wxFileConfig::ConfigGroup::SetDirty()
+void wxFileConfigGroup::SetDirty()
 {
   m_bDirty = TRUE;
   if ( Parent() != NULL )             // propagate upwards
@@ -1078,13 +1511,13 @@ void wxFileConfig::ConfigGroup::SetDirty()
 }
 
 // ============================================================================
-// wxFileConfig::ConfigEntry
+// wxFileConfig::wxFileConfigEntry
 // ============================================================================
 
 // ----------------------------------------------------------------------------
 // ctor
 // ----------------------------------------------------------------------------
-wxFileConfig::ConfigEntry::ConfigEntry(wxFileConfig::ConfigGroup *pParent,
+wxFileConfigEntry::wxFileConfigEntry(wxFileConfigGroup *pParent,
                                        const wxString& strName,
                                        int nLine)
                          : m_strName(strName)
@@ -1095,9 +1528,10 @@ wxFileConfig::ConfigEntry::ConfigEntry(wxFileConfig::ConfigGroup *pParent,
   m_nLine   = nLine;
   m_pLine   = NULL;
 
-  m_bDirty  = FALSE;
+  m_bDirty =
+  m_bHasValue = FALSE;
 
-  m_bImmutable = strName[0] == APPCONF_IMMUTABLE_PREFIX;
+  m_bImmutable = strName[0] == wxCONFIG_IMMUTABLE_PREFIX;
   if ( m_bImmutable )
     m_strName.erase(0, 1);  // remove first character
 }
@@ -1106,7 +1540,7 @@ wxFileConfig::ConfigEntry::ConfigEntry(wxFileConfig::ConfigGroup *pParent,
 // set value
 // ----------------------------------------------------------------------------
 
-void wxFileConfig::ConfigEntry::SetLine(LineList *pLine)
+void wxFileConfigEntry::SetLine(wxFileConfigLineList *pLine)
 {
   if ( m_pLine != NULL ) {
     wxLogWarning(_("entry '%s' appears more than once in group '%s'"),
@@ -1119,7 +1553,7 @@ void wxFileConfig::ConfigEntry::SetLine(LineList *pLine)
 
 // second parameter is FALSE if we read the value from file and prevents the
 // entry from being marked as 'dirty'
-void wxFileConfig::ConfigEntry::SetValue(const wxString& strValue, bool bUser)
+void wxFileConfigEntry::SetValue(const wxString& strValue, bool bUser)
 {
   if ( bUser && IsImmutable() ) {
     wxLogWarning(_("attempt to change immutable key '%s' ignored."),
@@ -1127,16 +1561,18 @@ void wxFileConfig::ConfigEntry::SetValue(const wxString& strValue, bool bUser)
     return;
   }
 
-  // do nothing if it's the same value
-  if ( strValue == m_strValue )
+  // do nothing if it's the same value: but don't test for it if m_bHasValue
+  // hadn't been set yet or we'd never write empty values to the file
+  if ( m_bHasValue && strValue == m_strValue )
     return;
 
+  m_bHasValue = TRUE;
   m_strValue = strValue;
 
   if ( bUser ) {
-    wxString strVal = FilterOut(strValue);
+    wxString strVal = FilterOutValue(strValue);
     wxString strLine;
-    strLine << m_strName << " = " << strVal;
+    strLine << FilterOutEntryName(m_strName) << wxT('=') << strVal;
 
     if ( m_pLine != NULL ) {
       // entry was read from the local config file, just modify the line
@@ -1144,7 +1580,7 @@ void wxFileConfig::ConfigEntry::SetValue(const wxString& strValue, bool bUser)
     }
     else {
       // add a new line to the file
-      wxASSERT( m_nLine == NOT_FOUND );   // consistency check
+      wxASSERT( m_nLine == wxNOT_FOUND );   // consistency check
 
       m_pLine = Group()->Config()->LineListInsert(strLine,
                                                   Group()->GetLastEntryLine());
@@ -1155,7 +1591,7 @@ void wxFileConfig::ConfigEntry::SetValue(const wxString& strValue, bool bUser)
   }
 }
 
-void wxFileConfig::ConfigEntry::SetDirty()
+void wxFileConfigEntry::SetDirty()
 {
   m_bDirty = TRUE;
   Group()->SetDirty();
@@ -1169,23 +1605,21 @@ void wxFileConfig::ConfigEntry::SetDirty()
 // compare functions for array sorting
 // ----------------------------------------------------------------------------
 
-int CompareEntries(wxFileConfig::ConfigEntry *p1,
-                   wxFileConfig::ConfigEntry *p2)
+int CompareEntries(wxFileConfigEntry *p1, wxFileConfigEntry *p2)
 {
-  #if APPCONF_CASE_SENSITIVE
-    return strcmp(p1->Name(), p2->Name());
+  #if wxCONFIG_CASE_SENSITIVE
+    return wxStrcmp(p1->Name(), p2->Name());
   #else
-    return Stricmp(p1->Name(), p2->Name());
+    return wxStricmp(p1->Name(), p2->Name());
   #endif
 }
 
-int CompareGroups(wxFileConfig::ConfigGroup *p1,
-                  wxFileConfig::ConfigGroup *p2)
+int CompareGroups(wxFileConfigGroup *p1, wxFileConfigGroup *p2)
 {
-  #if APPCONF_CASE_SENSITIVE
-    return strcmp(p1->Name(), p2->Name());
+  #if wxCONFIG_CASE_SENSITIVE
+    return wxStrcmp(p1->Name(), p2->Name());
   #else
-    return Stricmp(p1->Name(), p2->Name());
+    return wxStricmp(p1->Name(), p2->Name());
   #endif
 }
 
@@ -1193,40 +1627,40 @@ int CompareGroups(wxFileConfig::ConfigGroup *p1,
 // filter functions
 // ----------------------------------------------------------------------------
 
-// undo FilterOut
-wxString FilterIn(const wxString& str)
+// undo FilterOutValue
+static wxString FilterInValue(const wxString& str)
 {
   wxString strResult;
   strResult.Alloc(str.Len());
 
   bool bQuoted = !str.IsEmpty() && str[0] == '"';
 
-  for ( uint n = bQuoted ? 1 : 0; n < str.Len(); n++ ) {
-    if ( str[n] == '\\' ) {
+  for ( size_t n = bQuoted ? 1 : 0; n < str.Len(); n++ ) {
+    if ( str[n] == wxT('\\') ) {
       switch ( str[++n] ) {
-        case 'n':
-          strResult += '\n';
+        case wxT('n'):
+          strResult += wxT('\n');
           break;
 
-        case 'r':
-          strResult += '\r';
+        case wxT('r'):
+          strResult += wxT('\r');
           break;
 
-        case 't':
-          strResult += '\t';
+        case wxT('t'):
+          strResult += wxT('\t');
           break;
 
-        case '\\':
-          strResult += '\\';
+        case wxT('\\'):
+          strResult += wxT('\\');
           break;
 
-        case '"':
-          strResult += '"';
+        case wxT('"'):
+          strResult += wxT('"');
           break;
       }
     }
     else {
-      if ( str[n] != '"' || !bQuoted )
+      if ( str[n] != wxT('"') || !bQuoted )
         strResult += str[n];
       else if ( n != str.Len() - 1 ) {
         wxLogWarning(_("unexpected \" at position %d in '%s'."),
@@ -1240,39 +1674,44 @@ wxString FilterIn(const wxString& str)
 }
 
 // quote the string before writing it to file
-wxString FilterOut(const wxString& str)
+static wxString FilterOutValue(const wxString& str)
 {
+   if ( !str )
+      return str;
+
   wxString strResult;
   strResult.Alloc(str.Len());
 
   // quoting is necessary to preserve spaces in the beginning of the string
-  bool bQuote = isspace(str[0]) || str[0] == '"';
+  bool bQuote = wxIsspace(str[0]) || str[0] == wxT('"');
 
   if ( bQuote )
-    strResult += '"';
+    strResult += wxT('"');
 
-  char c;
-  for ( uint n = 0; n < str.Len(); n++ ) {
+  wxChar c;
+  for ( size_t n = 0; n < str.Len(); n++ ) {
     switch ( str[n] ) {
-      case '\n':
-        c = 'n';
+      case wxT('\n'):
+        c = wxT('n');
         break;
 
-      case '\r':
-        c = 'r';
+      case wxT('\r'):
+        c = wxT('r');
         break;
 
-      case '\t':
-        c = 't';
+      case wxT('\t'):
+        c = wxT('t');
         break;
 
-      case '\\':
-        c = '\\';
+      case wxT('\\'):
+        c = wxT('\\');
         break;
 
-      case '"':
-        if ( bQuote )
-          c = '"';
+      case wxT('"'):
+        if ( bQuote ) {
+          c = wxT('"');
+          break;
+        }
         //else: fall through
 
       default:
@@ -1281,11 +1720,62 @@ wxString FilterOut(const wxString& str)
     }
 
     // we get here only for special characters
-    strResult << '\\' << c;
+    strResult << wxT('\\') << c;
   }
 
   if ( bQuote )
-    strResult += '"';
+    strResult += wxT('"');
 
   return strResult;
 }
+
+// undo FilterOutEntryName
+static wxString FilterInEntryName(const wxString& str)
+{
+  wxString strResult;
+  strResult.Alloc(str.Len());
+
+  for ( const wxChar *pc = str.c_str(); *pc != '\0'; pc++ ) {
+    if ( *pc == wxT('\\') )
+      pc++;
+
+    strResult += *pc;
+  }
+
+  return strResult;
+}
+
+// sanitize entry or group name: insert '\\' before any special characters
+static wxString FilterOutEntryName(const wxString& str)
+{
+  wxString strResult;
+  strResult.Alloc(str.Len());
+
+  for ( const wxChar *pc = str.c_str(); *pc != wxT('\0'); pc++ ) {
+    wxChar c = *pc;
+
+    // we explicitly allow some of "safe" chars and 8bit ASCII characters
+    // which will probably never have special meaning
+    // NB: note that wxCONFIG_IMMUTABLE_PREFIX and wxCONFIG_PATH_SEPARATOR
+    //     should *not* be quoted
+    if ( !wxIsalnum(c) && !wxStrchr(wxT("@_/-!.*%"), c) && ((c & 0x80) == 0) )
+      strResult += wxT('\\');
+
+    strResult += c;
+  }
+
+  return strResult;
+}
+
+// we can't put ?: in the ctor initializer list because it confuses some
+// broken compilers (Borland C++)
+static wxString GetAppName(const wxString& appName)
+{
+    if ( !appName && wxTheApp )
+        return wxTheApp->GetAppName();
+    else
+        return appName;
+}
+
+#endif // wxUSE_CONFIG
+