60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
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using namespace std;
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struct advmode_contained_hook : df::viewscreen_layer_unit_actionst {
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typedef df::viewscreen_layer_unit_actionst interpose_base;
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DEFINE_VMETHOD_INTERPOSE(void, feed, (set<df::interface_key> *input))
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{
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auto old_reaction = cur_reaction;
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auto old_reagent = reagent;
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INTERPOSE_NEXT(feed)(input);
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if (cur_reaction && (cur_reaction != old_reaction || reagent != old_reagent))
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{
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old_reagent = reagent;
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// Skip reagents already contained by others
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while (reagent < (int)cur_reaction->reagents.size()-1)
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{
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if (!cur_reaction->reagents[reagent]->flags.bits.IN_CONTAINER)
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break;
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reagent++;
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}
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if (old_reagent != reagent)
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{
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// Reproduces a tiny part of the orginal screen code
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choice_items.clear();
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auto preagent = cur_reaction->reagents[reagent];
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reagent_amnt_left = preagent->quantity;
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for (int i = held_items.size()-1; i >= 0; i--)
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{
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if (!preagent->matchesRoot(held_items[i], cur_reaction->index))
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continue;
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if (linear_index(sel_items, held_items[i]) >= 0)
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continue;
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choice_items.push_back(held_items[i]);
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}
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layer_objects[6]->setListLength(choice_items.size());
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if (!choice_items.empty())
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{
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layer_objects[4]->active = layer_objects[5]->active = false;
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layer_objects[6]->active = true;
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}
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else if (layer_objects[6]->active)
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{
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layer_objects[6]->active = false;
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layer_objects[5]->active = true;
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}
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}
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}
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}
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};
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IMPLEMENT_VMETHOD_INTERPOSE(advmode_contained_hook, feed);
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