1. disabled WS_EX_CONTROLPARENT as I don't know how to work around it otherwise

2. corrected assignments to non-const references


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@7281 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/textctrl.cpp

@@ -526,17 +526,8 @@ bool wxTextCtrl::CanPaste() const
 
 void wxTextCtrl::SetEditable(bool editable)
 {
-    bool isEditable = IsEditable();
-
     HWND hWnd = GetHwnd();
     SendMessage(hWnd, EM_SETREADONLY, (WPARAM)!editable, (LPARAM)0L);
-/*
-    if (editable != isEditable)
-    {
-       SetupColours();
-       Refresh();
-    }
-*/
 }
 
 void wxTextCtrl::SetInsertionPoint(long pos)
@@ -982,7 +973,7 @@ WXHBRUSH wxTextCtrl::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
     else
         SetBkMode(hdc, OPAQUE);
 
-    wxColour& colBack = GetBackgroundColour();
+    wxColour colBack = GetBackgroundColour();
 
     if (!IsEnabled() && (GetWindowStyle() & wxTE_MULTILINE) == 0)
         colBack = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);