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Codechange: Use company group statistics to test for vehicles for drop down list state.

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This avoids iterating full the vehicle pool to find out if a company has any vehicles of a particular type.
This commit is contained in:
Peter Nelson
2024-01-05 21:38:56 +00:00
parent 7a5106042f
commit fdf4b7e058
1 changed files with 3 additions and 3 deletions
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6
src/toolbar_gui.cpp
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@@ -728,10 +728,10 @@ static CallBackFunction MenuClickIndustry(int index)
static void ToolbarVehicleClick(Window *w, VehicleType veh) static void ToolbarVehicleClick(Window *w, VehicleType veh)
{ {
int dis = ~0; int dis = 0;
for (const Vehicle *v : Vehicle::Iterate()) { for (const Company *c : Company::Iterate()) {
if (v->type == veh && v->IsPrimaryVehicle()) ClrBit(dis, v->owner); if (c->group_all[veh].num_vehicle == 0) SetBit(dis, c->index);
} }
PopupMainCompanyToolbMenu(w, WID_TN_VEHICLE_START + veh, dis); PopupMainCompanyToolbMenu(w, WID_TN_VEHICLE_START + veh, dis);
} }