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-rw-r--r--train_gui.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/train_gui.c b/train_gui.c
index 5f3e7b93f..9e5a6986f 100644
--- a/train_gui.c
+++ b/train_gui.c
@@ -564,12 +564,17 @@ static void TrainViewWndProc(Window *w, WindowEvent *e)
case WE_MOUSELOOP: {
const Vehicle *v = GetVehicle(w->window_number);
- uint32 h;
-
- assert(v->type == VEH_Train);
- h = CheckTrainStoppedInDepot(v) >= 0 ? (1 << 9)| (1 << 7) : (1 << 12) | (1 << 13);
- if (h != w->hidden_state) {
- w->hidden_state = h;
+ bool train_stopped = CheckTrainStoppedInDepot(v) >= 0;
+
+ /* Widget 7 (send to depot) must be hidden if the train is already stopped in hangar.
+ * Widget 13 (clone) should then be shown, since cloning is allowed only while in depot and stopped.
+ * This sytem allows to have two buttons, on top of each other.
+ * The same system applies to widget 9 and 12, reverse direction and refit*/
+ if (train_stopped != IsWindowWidgetHidden(w, 7) || train_stopped == IsWindowWidgetHidden(w, 13)) {
+ SetWindowWidgetHiddenState(w, 7, train_stopped); // send to depot
+ SetWindowWidgetHiddenState(w, 9, train_stopped); // reverse direction
+ SetWindowWidgetHiddenState(w, 12, !train_stopped); // refit
+ SetWindowWidgetHiddenState(w, 13, !train_stopped); // clone
SetWindowDirty(w);
}
break;