wxWindow::Freeze()/Thaw() can now be nested

[wxWidgets.git] / src / msw / regconf.cpp

diff --git a/src/msw/regconf.cpp b/src/msw/regconf.cpp
index d9c5fd5aaebfa04f3059c6deac8148220a9b4bbf..8428fb5341bdd5dd09d8f46c6f9e74e80ac047b1 100644 (file)
--- a/src/msw/regconf.cpp
+++ b/src/msw/regconf.cpp
@@ -6,10 +6,10 @@
 // Created:     27.04.98
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "regconf.h"
 #endif
 
@@ -124,7 +124,7 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName,
   m_keyLocal.ReserveMemoryForName(MEMORY_PREALLOC);
 
   m_keyLocalRoot.SetName(wxRegKey::HKCU, SOFTWARE_KEY + str);
-  m_keyLocal.SetName(m_keyLocalRoot, _T(""));
+  m_keyLocal.SetName(m_keyLocalRoot, wxEmptyString);
 
   if ( bDoUseGlobal )
   {
@@ -134,7 +134,7 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName,
     m_keyGlobal.ReserveMemoryForName(MEMORY_PREALLOC);
 
     m_keyGlobalRoot.SetName(wxRegKey::HKLM, SOFTWARE_KEY + str);
-    m_keyGlobal.SetName(m_keyGlobalRoot, _T(""));
+    m_keyGlobal.SetName(m_keyGlobalRoot, wxEmptyString);
   }
 
   // Create() will Open() if key already exists
@@ -245,7 +245,8 @@ void wxRegConfig::SetPath(const wxString& strPath)
         size_t len = strFullPath.length();
         const wxChar *end = src + len;
 
-        wxChar *dst = m_strPath.GetWriteBuf(len);
+        wxStringBufferLength buf(m_strPath, len);
+        wxChar *dst = buf;
         wxChar *start = dst;
 
         for ( ; src < end; src++, dst++ )
@@ -337,8 +338,7 @@ void wxRegConfig::SetPath(const wxString& strPath)
         }
 
         *dst = _T('\0');
-
-        m_strPath.UngetWriteBuf(dst - start);
+        buf.SetLength(dst - start);
     }
 
 #ifdef WX_DEBUG_SET_PATH
@@ -355,7 +355,8 @@ void wxRegConfig::SetPath(const wxString& strPath)
         size_t len = m_strPath.length();
 
         const wxChar *src = m_strPath.c_str();
-        wxChar *dst = strRegPath.GetWriteBuf(len);
+        wxStringBufferLength buf(strRegPath, len);
+        wxChar *dst = buf;
 
         const wxChar *end = src + len;
         for ( ; src < end; src++, dst++ )
@@ -366,7 +367,7 @@ void wxRegConfig::SetPath(const wxString& strPath)
                 *dst = *src;
         }
 
-        strRegPath.UngetWriteBuf(len);
+        buf.SetLength(len);
     }
 
     // this is not needed any longer as we don't create keys unnecessarily any
@@ -385,13 +386,14 @@ void wxRegConfig::SetPath(const wxString& strPath)
 
     // change current key(s)
     m_keyLocal.SetName(m_keyLocalRoot, strRegPath);
-    m_keyGlobal.SetName(m_keyGlobalRoot, strRegPath);
 
-    // don't create it right now, wait until it is accessed
-    //m_keyLocal.Create();
+    if ( GetStyle() & wxCONFIG_USE_GLOBAL_FILE )
+    {
+      m_keyGlobal.SetName(m_keyGlobalRoot, strRegPath);
 
-    wxLogNull nolog;
-    m_keyGlobal.Open();
+      wxLogNull nolog;
+      m_keyGlobal.Open();
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -686,7 +688,8 @@ bool wxRegConfig::RenameGroup(const wxString& oldName, const wxString& newName)
 // ----------------------------------------------------------------------------
 // deleting
 // ----------------------------------------------------------------------------
-bool wxRegConfig::DeleteEntry(const wxString& value, bool WXUNUSED(bGroupIfEmptyAlso))
+
+bool wxRegConfig::DeleteEntry(const wxString& value, bool bGroupIfEmptyAlso)
 {
   wxConfigPathChanger path(this, value);
 
@@ -694,7 +697,7 @@ bool wxRegConfig::DeleteEntry(const wxString& value, bool WXUNUSED(bGroupIfEmpty
     if ( !m_keyLocal.DeleteValue(path.Name()) )
       return FALSE;
 
-    if ( m_keyLocal.IsEmpty() ) {
+    if ( bGroupIfEmptyAlso && m_keyLocal.IsEmpty() ) {
       wxString strKey = GetPath().AfterLast(wxCONFIG_PATH_SEPARATOR);
       SetPath(_T(".."));  // changes m_keyLocal
       return LocalKey().DeleteKey(strKey);