Provide help clicks on recently-used-engines menu items

The items for recently used engines in the Engine menu are now recognized
as such, and will look for help on "Recently Used Engines" rather than
on the item text (which is the engine name).

diff --git a/gtk/xoptions.c b/gtk/xoptions.c
index d84d425..3cf123e 100644 (file)
--- a/gtk/xoptions.c
+++ b/gtk/xoptions.c
@@ -503,7 +503,7 @@ CreateMenuPopup (Option *opt, int n, int def)
          } else
            entry = gtk_menu_item_new_with_label(msg);
          gtk_signal_connect_object (GTK_OBJECT (entry), "activate", GTK_SIGNAL_FUNC(MenuSelect), (gpointer) (intptr_t) ((n<<16)+i));
-         g_signal_connect(entry, "button-release-event", G_CALLBACK (HelpEvent), (gpointer) mb[i].string );
+         g_signal_connect(entry, "button-release-event", G_CALLBACK (HelpEvent), (gpointer) (mb[i].proc ? mb[i].string : "Recently Used Engines"));
          if(mb[i].accel) {
            guint accelerator_key;
            GdkModifierType accelerator_mods;