diff options
Diffstat (limited to 'src/settings.cpp')
-rw-r--r-- | src/settings.cpp | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/settings.cpp b/src/settings.cpp index ecfc3403c..506ba8abf 100644 --- a/src/settings.cpp +++ b/src/settings.cpp @@ -1136,6 +1136,24 @@ static bool CheckFreeformEdges(int32 p1) return true; } +/** + * Changing the setting "allow multiple NewGRF sets" is not allowed + * if there are vehicles. + */ +static bool ChangeDynamicEngines(int32 p1) +{ + if (_game_mode == GM_MENU) return true; + + const Vehicle *v; + FOR_ALL_VEHICLES(v) { + if (IsCompanyBuildableVehicleType(v)) { + ShowErrorMessage(INVALID_STRING_ID, STR_CONFIG_SETTING_DYNAMIC_ENGINES_EXISTING_VEHICLES, 0, 0); + return false; + } + } + return true; +} + #ifdef ENABLE_NETWORK static bool UpdateMinActiveClients(int32 p1) @@ -1348,7 +1366,7 @@ const SettingDesc _settings[] = { SDT_CONDVAR(GameSettings, vehicle.freight_trains, SLE_UINT8, 39, SL_MAX_VERSION, 0,NN, 1, 1, 255, 1, STR_CONFIG_SETTING_FREIGHT_TRAINS, NULL), SDT_CONDBOOL(GameSettings, order.timetabling, 67, SL_MAX_VERSION, 0, 0, true, STR_CONFIG_SETTING_TIMETABLE_ALLOW, NULL), SDT_CONDVAR(GameSettings, vehicle.plane_speed, SLE_UINT8, 90, SL_MAX_VERSION, 0, 0, 4, 1, 4, 0, STR_CONFIG_SETTING_PLANE_SPEED, NULL), - SDT_CONDBOOL(GameSettings, vehicle.dynamic_engines, 95, SL_MAX_VERSION, 0,NN, false, STR_CONFIG_SETTING_DYNAMIC_ENGINES, NULL), + SDT_CONDBOOL(GameSettings, vehicle.dynamic_engines, 95, SL_MAX_VERSION, 0,NN, false, STR_CONFIG_SETTING_DYNAMIC_ENGINES, ChangeDynamicEngines), SDT_BOOL(GameSettings, station.join_stations, 0, 0, true, STR_CONFIG_SETTING_JOINSTATIONS, NULL), SDTC_CONDBOOL( gui.sg_full_load_any, 22, 92, 0, 0, true, STR_NULL, NULL), |