From acbc31e53107b42fdab0f8ef41349637d431cd55 Mon Sep 17 00:00:00 2001
From: ragnarok-clanker <ragnarok-clanker>
Date: Fri, 30 Oct 2026 00:19:56 +0000
Subject: [PATCH] Decompile fn_16126
 (CUIListBoxEx<ProbabilityTable::CUIItem,ProbabilityTable::CItemData>::SelectItem)

Batch #3953 by Yommy: 0 byte-identical, 1 confirmed by peer review.

- fn_16126 CUIListBoxEx<ProbabilityTable::CUIItem,ProbabilityTable::CItemData>::SelectItem: logic confirmed by peer review

Peer-reviewed-by: youko, tayoba
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
---
 Source/UI/Lists/UIListBoxTemplate.h           |  5 +++-
 .../ProbabilityTable/UIProbabilityTable.cpp   | 28 +++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/Source/UI/Lists/UIListBoxTemplate.h b/Source/UI/Lists/UIListBoxTemplate.h
index 0b3d9236..d3146323 100644
--- a/Source/UI/Lists/UIListBoxTemplate.h
+++ b/Source/UI/Lists/UIListBoxTemplate.h
@@ -171,6 +171,8 @@ public:
     this->selected = static_cast<unsigned int>(-1);
   }
 
+  void SelectItem(CUIListItem* item);
+
   // OFFSET: 0x00A04B30
   // FUNCTION: fn_14963
   int AddData(const D& value, bool refresh) {
@@ -295,7 +297,8 @@ public:
   /* 00B8 */ int rowHeight;
   /* 00BC */ int itemX;
   /* 00C0 */ int itemY;
-  /* 00C4 */ int unknown_00C4;
+  /* 00C4 */ unsigned char unknown_00C4;
+  /* 00C5 */ unsigned char unknown_00C5[0x03];
   /* 00C8 */ std::vector<T*> items;
   /* 00D4 */ std::list<D> data;
   /* 00DC */ unsigned int selected;
diff --git a/Source/UI/ProbabilityTable/UIProbabilityTable.cpp b/Source/UI/ProbabilityTable/UIProbabilityTable.cpp
index d0db8840..fee83e22 100644
--- a/Source/UI/ProbabilityTable/UIProbabilityTable.cpp
+++ b/Source/UI/ProbabilityTable/UIProbabilityTable.cpp
@@ -77,6 +77,34 @@ void CUIListBoxEx<ProbabilityTable::CUIItem, ProbabilityTable::CItemData>::OnScr
   }
 }
 
+// OFFSET: 0x00A4C780
+// FUNCTION: fn_16126
+template <>
+void CUIListBoxEx<ProbabilityTable::CUIItem, ProbabilityTable::CItemData>::SelectItem(CUIListItem* item) {
+  if (this->unknown_00C4) {
+    return;
+  }
+  for (ProbabilityTable::CUIItem* other : this->items) {
+    if (other != item) {
+      other->SetSelected(0);
+    }
+  }
+  item->SetSelected(1);
+  if (item->index == static_cast<int>(this->selected) && this->unknown_00E0) {
+    return;
+  }
+  ProbabilityTable::CUIItem* selectedItem = dynamic_cast<ProbabilityTable::CUIItem*>(item);
+  if (!selectedItem) {
+    return;
+  }
+  this->selected = selectedItem->index;
+  if (this->onSelect && static_cast<int>(this->selected) >= 0 && this->selected < this->data.size()) {
+    auto node = this->data.begin();
+    std::advance(node, static_cast<int>(this->selected));
+    this->onSelect(selectedItem, *node);
+  }
+}
+
 // OFFSET: 0x00A4DC90
 // FUNCTION: fn_16195
 void CUIProbabilityTable::OnButtonClick() {