diff options
| author | peter1138 <peter1138@openttd.org> | 2005-12-13 12:31:48 +0000 |
|---|---|---|
| committer | peter1138 <peter1138@openttd.org> | 2005-12-13 12:31:48 +0000 |
| commit | 560a4a9c4aa3e5af724038a4ee073653a25284ca (patch) | |
| tree | 13702d35b3ec3528d823c1375b8ce3bd23b3075d | |
| parent | 04f39ef749fa6cec63f4062bbf08d478eef3ccf3 (diff) | |
| download | openttd-560a4a9c4aa3e5af724038a4ee073653a25284ca.tar.xz | |
(svn r3292) - Autoreplace: Disallow replacing to an engine type that already has a replacement set up; this stops loops being set up.
| -rw-r--r-- | vehicle_gui.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/vehicle_gui.c b/vehicle_gui.c index 803b11878..1f135955d 100644 --- a/vehicle_gui.c +++ b/vehicle_gui.c @@ -831,10 +831,12 @@ static void ReplaceVehicleWndProc(Window *w, WindowEvent *e) // Disable the "Start Replacing" button if: // Either list is empty // or Both lists have the same vehicle selected + // or The selected replacement engine has a replacement (to prevent loops) // or The right list (new replacement) has the existing replacement vehicle selected if (selected_id[0] == INVALID_ENGINE || selected_id[1] == INVALID_ENGINE || selected_id[0] == selected_id[1] || + EngineReplacement(p, selected_id[1]) != INVALID_ENGINE || EngineReplacement(p, selected_id[0]) == selected_id[1]) { SETBIT(w->disabled_state, 4); } else { |