Forgot this one.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40758 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/tbargtk.cpp

@@ -606,6 +606,9 @@ void wxToolBar::SetToolShortHelp( int id, const wxString& helpString )
 
 void wxToolBar::OnInternalIdle()
 {
+    // Check if we have to show window now
+    if (GtkShowFromOnIdle()) return;
+    
     wxCursor cursor = m_cursor;
     if (g_globalCursor.Ok()) cursor = g_globalCursor;