try to deal more gracefully (than simply not showing anything at all) with invalid UTF-8 strings (e.g. ISO-8859-1 strings inserted in controls with default (UTF-8) font

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40800 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/textctrl.cpp

@@ -846,7 +846,9 @@ void wxTextCtrl::SetValue( const wxString &value )
         const wxCharBuffer buffer(wxGTK_CONV_ENC(value, GetTextEncoding()));
         if ( !buffer )
         {
-            // what else can we do? at least don't crash...
+            // see comment in WriteText() as to why we must warn the user about
+            // this
+            wxLogWarning(_("Failed to set text in the text control."));
             return;
         }