common code of wxFrame class

[wxWidgets.git] / src / common / config.cpp

diff --git a/src/common/config.cpp b/src/common/config.cpp
index ddb5a9d71658bcb3fe50d5440a2898ad51521cf9..d2cc81d6c1e92d037d590781c531e13ddc3186ac 100644 (file)
--- a/src/common/config.cpp
+++ b/src/common/config.cpp
@@ -2,19 +2,23 @@
 // Name:        config.cpp
 // Purpose:     implementation of wxConfig class
 // Author:      Vadim Zeitlin
 // Name:        config.cpp
 // Purpose:     implementation of wxConfig class
 // Author:      Vadim Zeitlin

-// Modified by: 
+// Modified by:

 // Created:     07.04.98
 // RCS-ID:      $Id$
 // Created:     07.04.98
 // RCS-ID:      $Id$

-// Copyright:   (c) 1997 Karsten Ballüder   Ballueder@usa.net  
+// Copyright:   (c) 1997 Karsten Ballüder   Ballueder@usa.net

 //                       Vadim Zeitlin      <zeitlin@dptmaths.ens-cachan.fr>
 // Licence:     wxWindows license
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 //                       Vadim Zeitlin      <zeitlin@dptmaths.ens-cachan.fr>
 // Licence:     wxWindows license
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================

-// headers
+// declarations

 // ============================================================================
 // ============================================================================

+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------

 #ifdef __GNUG__
 #ifdef __GNUG__

-#pragma implementation "app.h"
+  #pragma implementation "config.h"

 #endif
 
 #include  "wx/wxprec.h"
 #endif
 
 #include  "wx/wxprec.h"


@@ -23,15 +27,26 @@
   #pragma hdrstop
 #endif  //__BORLANDC__
 
   #pragma hdrstop
 #endif  //__BORLANDC__
 

-#include  <wx/string.h>
-#include  <wx/intl.h>
+#ifndef WX_PRECOMP
+  #include  <wx/string.h>
+  #include  <wx/intl.h>
+#endif //WX_PRECOMP
+
+#include  <wx/app.h>

 #include  <wx/file.h>
 #include  <wx/log.h>
 #include  <wx/textfile.h>
 #include  <wx/config.h>
 #include  <wx/file.h>
 #include  <wx/log.h>
 #include  <wx/textfile.h>
 #include  <wx/config.h>

-
+#include  <wx/fileconf.h>

 #include <stdlib.h>
 #include <stdlib.h>

-#include <ctype.h>
+
+#include  <ctype.h>       // for isalnum()
+
+// ----------------------------------------------------------------------------
+// global and class static variables
+// ----------------------------------------------------------------------------
+
+wxConfig *wxConfig::ms_pConfig = NULL;

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -44,6 +59,65 @@ wxConfig::~wxConfig()
 {
 }
 
 {
 }
 

+wxConfig *wxConfig::Set(wxConfig *pConfig)
+{
+  wxConfig *pOld = ms_pConfig;
+  ms_pConfig = pConfig;
+  return pOld;
+}
+
+void wxConfig::Create()
+{
+  ms_pConfig = wxTheApp->CreateConfig();
+}
+
+const char *wxConfig::Read(const char *szKey, const char *szDefault) const
+{
+  static char s_szBuf[1024];
+  wxString s;
+  Read(&s, szKey, szDefault);
+  strncpy(s_szBuf, s, WXSIZEOF(s_szBuf));
+
+  return s_szBuf;
+}
+
+// ----------------------------------------------------------------------------
+// Config::PathChanger
+// ----------------------------------------------------------------------------
+
+wxConfig::PathChanger::PathChanger(const wxConfig *pContainer,
+                                 const wxString& strEntry)
+{
+  m_pContainer = (wxConfig *)pContainer;
+  wxString strPath = strEntry.Before(APPCONF_PATH_SEPARATOR);
+
+  // special case of "/keyname" when there is nothing before "/"
+  if ( strPath.IsEmpty() && strEntry[0] == APPCONF_PATH_SEPARATOR )
+    strPath = APPCONF_PATH_SEPARATOR;
+
+  if ( !strPath.IsEmpty() ) {
+    // do change the path
+    m_bChanged = TRUE;
+    m_strName = strEntry.Right(APPCONF_PATH_SEPARATOR);
+    m_strOldPath = m_pContainer->GetPath();
+    m_strOldPath += APPCONF_PATH_SEPARATOR;
+    m_pContainer->SetPath(strPath);
+  }
+  else {
+    // it's a name only, without path - nothing to do
+    m_bChanged = FALSE;
+    m_strName = strEntry;
+  }
+}
+
+wxConfig::PathChanger::~PathChanger()
+{
+  // only restore path if it was changed
+  if ( m_bChanged ) {
+    m_pContainer->SetPath(m_strOldPath);
+  }
+}
+

 // ----------------------------------------------------------------------------
 // static & global functions
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // static & global functions
 // ----------------------------------------------------------------------------


@@ -51,18 +125,19 @@ wxConfig::~wxConfig()
 // understands both Unix and Windows (but only under Windows) environment
 // variables expansion: i.e. $var, $(var) and ${var} are always understood
 // and in addition under Windows %var% is also.
 // understands both Unix and Windows (but only under Windows) environment
 // variables expansion: i.e. $var, $(var) and ${var} are always understood
 // and in addition under Windows %var% is also.

-wxString ExpandEnvVars(const wxString& str)
+wxString wxExpandEnvVars(const wxString& str)

 {
   wxString strResult;
 {
   wxString strResult;

+  strResult.Alloc(str.Len());

 
   // don't change the values the enum elements: they must be equal
   // to the matching [closing] delimiter.
   enum Bracket
 
   // don't change the values the enum elements: they must be equal
   // to the matching [closing] delimiter.
   enum Bracket

-  { 
-    Bracket_None, 
-    Bracket_Normal  = ')', 
+  {
+    Bracket_None,
+    Bracket_Normal  = ')',

     Bracket_Curly   = '}',
     Bracket_Curly   = '}',

-#ifdef  __WINDOWS__
+#ifdef  __WXMSW__

     Bracket_Windows = '%'     // yeah, Windows people are a bit strange ;-)
 #endif
   };
     Bracket_Windows = '%'     // yeah, Windows people are a bit strange ;-)
 #endif
   };


@@ -70,13 +145,13 @@ wxString ExpandEnvVars(const wxString& str)
   uint m;
   for ( uint n = 0; n < str.Len(); n++ ) {
     switch ( str[n] ) {
   uint m;
   for ( uint n = 0; n < str.Len(); n++ ) {
     switch ( str[n] ) {

-#ifdef  __WINDOWS__
+#ifdef  __WXMSW__

       case '%':
 #endif  //WINDOWS
       case '$':
         {
           Bracket bracket;
       case '%':
 #endif  //WINDOWS
       case '$':
         {
           Bracket bracket;

-          #ifdef  __WINDOWS__
+          #ifdef  __WXMSW__

             if ( str[n] == '%' )
               bracket = Bracket_Windows;
             else
             if ( str[n] == '%' )
               bracket = Bracket_Windows;
             else


@@ -86,8 +161,8 @@ wxString ExpandEnvVars(const wxString& str)
           }
           else {
             switch ( str[n + 1] ) {
           }
           else {
             switch ( str[n + 1] ) {

-              case '(': 
-                bracket = Bracket_Normal; 
+              case '(':
+                bracket = Bracket_Normal;

                 n++;                   // skip the bracket
                 break;
 
                 n++;                   // skip the bracket
                 break;
 


@@ -114,7 +189,7 @@ wxString ExpandEnvVars(const wxString& str)
           }
           else {
             // variable doesn't exist => don't change anything
           }
           else {
             // variable doesn't exist => don't change anything

-            #ifdef  __WINDOWS__
+            #ifdef  __WXMSW__

               if ( bracket != Bracket_Windows )
             #endif
                 if ( bracket != Bracket_None )
               if ( bracket != Bracket_Windows )
             #endif
                 if ( bracket != Bracket_None )


@@ -125,7 +200,7 @@ wxString ExpandEnvVars(const wxString& str)
           // check the closing bracket
           if ( bracket != Bracket_None ) {
             if ( m == str.Len() || str[m] != (char)bracket ) {
           // check the closing bracket
           if ( bracket != Bracket_None ) {
             if ( m == str.Len() || str[m] != (char)bracket ) {

-              wxLogWarning("missing '%c' at position %d in '%s'.",
+              wxLogWarning(_("missing '%c' at position %d in '%s'."),

                            (char)bracket, m + 1, str.c_str());
             }
             else {
                            (char)bracket, m + 1, str.c_str());
             }
             else {


@@ -140,10 +215,6 @@ wxString ExpandEnvVars(const wxString& str)
         }
         break;
 
         }
         break;
 

-      case '\\':
-        n++;
-        // fall through
-

       default:
         strResult += str[n];
     }
       default:
         strResult += str[n];
     }


@@ -151,3 +222,42 @@ wxString ExpandEnvVars(const wxString& str)
 
   return strResult;
 }
 
   return strResult;
 }

+
+// this function is used to properly interpret '..' in path
+void wxSplitPath(wxArrayString& aParts, const char *sz)
+{
+  aParts.Empty();
+
+  wxString strCurrent;
+  const char *pc = sz;
+  for ( ;; ) {
+    if ( *pc == '\0' || *pc == APPCONF_PATH_SEPARATOR ) {
+      if ( strCurrent == "." ) {
+        // ignore
+      }
+      else if ( strCurrent == ".." ) {
+        // go up one level
+        if ( aParts.IsEmpty() )
+          wxLogWarning(_("'%s' has extra '..', ignored."), sz);
+        else
+          aParts.Remove(aParts.Count() - 1);
+
+        strCurrent.Empty();
+      }
+      else if ( !strCurrent.IsEmpty() ) {
+        aParts.Add(strCurrent);
+        strCurrent.Empty();
+      }
+      //else:
+        // could log an error here, but we prefer to ignore extra '/'
+
+      if ( *pc == '\0' )
+        return;
+    }
+    else
+      strCurrent += *pc;
+
+    pc++;
+  }
+}
+