Check wx version for wxUpdateUIEvent::IsCheckable()

diff --git a/wxSources/MyApp.cpp b/wxSources/MyApp.cpp
index cf883ec..0fee285 100755 (executable)
--- a/wxSources/MyApp.cpp
+++ b/wxSources/MyApp.cpp
@@ -1170,7 +1170,11 @@ MyApp::OnUpdateUI(wxUpdateUIEvent& event)
                checked = -1;
                title = NULL;
                enabled = Ruby_UpdateUI(index, mol, &checked, &title);
-               if (checked >= 0 && event.IsCheckable())
+               if (checked >= 0
+#if wxCHECK_VERSION(3,2,0)
+            && event.IsCheckable()
+#endif
+            )
                        event.Check(checked != 0);
                if (title != NULL) {
                        wxString wtext(title, WX_DEFAULT_CONV);