diff options
Diffstat (limited to 'roadveh_gui.c')
| -rw-r--r-- | roadveh_gui.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/roadveh_gui.c b/roadveh_gui.c index f55e1fef5..ab835ecf8 100644 --- a/roadveh_gui.c +++ b/roadveh_gui.c @@ -411,16 +411,14 @@ static void NewRoadVehWndProc(Window *w, WindowEvent *e) DoCommandP(w->window_number, sel_eng, 0, CcBuildRoadVeh, CMD_BUILD_ROAD_VEH | CMD_MSG(STR_9009_CAN_T_BUILD_ROAD_VEHICLE)); } break; - case 6: /* rename */ - WP(w,buildtrain_d).rename_engine = WP(w,buildtrain_d).sel_engine; - ShowQueryString( - GetCustomEngineName(WP(w,buildtrain_d).sel_engine), - STR_9036_RENAME_ROAD_VEHICLE_TYPE, - 31, - 160, - w->window_class, - w->window_number); - break; + case 6: { /* rename */ + int sel_eng = WP(w,buildtrain_d).sel_engine; + if (sel_eng != -1) { + WP(w,buildtrain_d).rename_engine = sel_eng; + ShowQueryString(GetCustomEngineName(sel_eng), + STR_9036_RENAME_ROAD_VEHICLE_TYPE, 31, 160, w->window_class, w->window_number); + } + } break; } break; |