Index: src/sdk/cbeditor.cpp
===================================================================
--- src/sdk/cbeditor.cpp    (revision 2537)
+++ src/sdk/cbeditor.cpp    (working copy)
@@ -384,8 +384,10 @@
 //    Manager::Get()->GetMessageManager()->DebugLog(_T("ctor: Filename=%s\nShort=%s"), m_Filename.c_str(), m_Shortname.c_str());
 
     CreateEditor();
+    
+    SetEditorStyleBeforeFileOpen();
     m_IsOK = Open();
-    SetEditorStyle();
+    SetEditorStyleAfterFileOpen();
 
     // if !m_IsOK then it's a new file, so set the modified flag ON
     if (!m_IsOK && filename.IsEmpty())
@@ -563,6 +565,12 @@
 
 void cbEditor::SetEditorStyle()
 {
+    SetEditorStyleBeforeFileOpen();
+    SetEditorStyleAfterFileOpen();
+}
+
+void cbEditor::SetEditorStyleBeforeFileOpen()
+{
     ConfigManager* mgr = Manager::Get()->GetConfigManager(_T("editor"));
 
     wxFont font(8, wxMODERN, wxNORMAL, wxNORMAL);
@@ -610,14 +618,6 @@
 
     m_pControl->SetTabWidth(mgr->ReadInt(_T("/tab_size"), 4));
 
-    // line numbering
-    m_pControl->SetMarginType(0, wxSCI_MARGIN_NUMBER);
-       if (mgr->ReadBool(_T("/show_line_numbers"), true))
-        m_pData->SetLineNumberColWidth();
-
-    else
-        m_pControl->SetMarginWidth(0, 0);
-
     // margin for bookmarks, breakpoints etc.
     // FIXME: how to display a mark with an offset???
     m_pControl->SetMarginWidth(1, 16);
@@ -709,6 +709,18 @@
     SetLanguage( HL_AUTO );
 }
 
+void cbEditor::SetEditorStyleAfterFileOpen()
+{
+    ConfigManager* mgr = Manager::Get()->GetConfigManager(_T("editor"));
+    
+    // line numbering
+    m_pControl->SetMarginType(0, wxSCI_MARGIN_NUMBER);
+    if (mgr->ReadBool(_T("/show_line_numbers"), true))
+        m_pData->SetLineNumberColWidth();
+    else
+        m_pControl->SetMarginWidth(0, 0);
+}
+
 void cbEditor::SetColourSet(EditorColourSet* theme)
 {
     m_pTheme = theme;
Index: src/sdk/cbeditor.h
===================================================================
--- src/sdk/cbeditor.h    (revision 2537)
+++ src/sdk/cbeditor.h    (working copy)
@@ -220,6 +220,8 @@
         bool DoFoldLine(int line, int fold); // 0=unfold, 1=fold, 2=toggle
         void CreateEditor();
         void SetEditorStyle();
+        void SetEditorStyleBeforeFileOpen();
+        void SetEditorStyleAfterFileOpen();
         void DetectEncoding();
         bool Open(bool detectEncoding = true);
         void DoAskForCodeCompletion(); // relevant to code-completion plugins