implement event loop for console applications (heavily modified patch 1715735)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@46029 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/utilsgtk.cpp

@@ -26,6 +26,7 @@
 #include "wx/unix/execute.h"
 
 #include "wx/gtk/private/timer.h"
+#include "wx/evtloop.h"
 
 #ifdef __WXDEBUG__
     #include "wx/gtk/assertdlg_gtk.h"
@@ -363,6 +364,12 @@ static wxString GetSM()
 // wxGUIAppTraits
 //-----------------------------------------------------------------------------
 
+wxEventLoop *wxGUIAppTraits::CreateEventLoop()
+{
+    return new wxEventLoop();
+}
+
+
 #if wxUSE_INTL
 void wxGUIAppTraits::SetLocale()
 {