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Enable vehicle list buttons in station GUI when list would be non-empty

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This commit is contained in:
Jonathan G Rennison
2019-05-12 04:25:52 +01:00
parent 512bb5ca4d
commit d0d3f1dece
1 changed files with 10 additions and 4 deletions
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14
src/station_gui.cpp
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@@ -1399,12 +1399,18 @@ struct StationViewWindow : public Window {
this->vscroll->SetCount(cargo.GetNumChildren()); // update scrollbar
byte have_veh_types = 0;
IterateOrderRefcountMapForDestinationID(st->index, [&](CompanyID cid, OrderType order_type, VehicleType veh_type, uint32 refcount) {
SetBit(have_veh_types, veh_type);
return true;
});
/* disable some buttons */
this->SetWidgetDisabledState(WID_SV_RENAME, st->owner != _local_company);
this->SetWidgetDisabledState(WID_SV_TRAINS, !(st->facilities & FACIL_TRAIN));
this->SetWidgetDisabledState(WID_SV_ROADVEHS, !(st->facilities & FACIL_TRUCK_STOP) && !(st->facilities & FACIL_BUS_STOP));
this->SetWidgetDisabledState(WID_SV_SHIPS, !(st->facilities & FACIL_DOCK));
this->SetWidgetDisabledState(WID_SV_PLANES, !(st->facilities & FACIL_AIRPORT));
this->SetWidgetDisabledState(WID_SV_TRAINS, !(st->facilities & FACIL_TRAIN) && !HasBit(have_veh_types, VEH_TRAIN));
this->SetWidgetDisabledState(WID_SV_ROADVEHS, !(st->facilities & FACIL_TRUCK_STOP) && !(st->facilities & FACIL_BUS_STOP) && !HasBit(have_veh_types, VEH_ROAD));
this->SetWidgetDisabledState(WID_SV_SHIPS, !(st->facilities & FACIL_DOCK) && !HasBit(have_veh_types, VEH_SHIP));
this->SetWidgetDisabledState(WID_SV_PLANES, !(st->facilities & FACIL_AIRPORT) && !HasBit(have_veh_types, VEH_AIRCRAFT));
this->SetWidgetDisabledState(WID_SV_CLOSE_AIRPORT, !(st->facilities & FACIL_AIRPORT) || st->owner != _local_company || st->owner == OWNER_NONE); // Also consider SE, where _local_company == OWNER_NONE
this->SetWidgetLoweredState(WID_SV_CLOSE_AIRPORT, (st->facilities & FACIL_AIRPORT) && (st->airport.flags & AIRPORT_CLOSED_block) != 0);