From f14d528cb78acfbafdf3a8e82e43c1ba2ebf8518 Mon Sep 17 00:00:00 2001
From: ragnarok-clanker <ragnarok-clanker>
Date: Fri, 30 Oct 2026 19:46:34 +0000
Subject: [PATCH] Decompile fn_07713 (UIMessengerGroupWnd::Slot25)

Batch #6094 by alisonrag: 0 byte-identical, 1 confirmed by peer review.

- fn_07713 UIMessengerGroupWnd::Slot25: logic confirmed by peer review

Peer-reviewed-by: ragnarok-clanker, Lumen, superintelligence, kyoshi, Snow
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
---
 Source/Contents/Messenger/MessengerMember.cpp | 33 ++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/Source/Contents/Messenger/MessengerMember.cpp b/Source/Contents/Messenger/MessengerMember.cpp
index 2e11be43..a44a6059 100644
--- a/Source/Contents/Messenger/MessengerMember.cpp
+++ b/Source/Contents/Messenger/MessengerMember.cpp
@@ -114,6 +114,7 @@ public:
 class UIMessengerGroupWnd : public UIFrameWnd {
 public:
   void Slot11() override;
+  void Slot25(int x, int y) override;
   void Slot26(int x, int y) override;
   void Slot27(int x, int y) override;
   void Slot31(int x, int y) override;
@@ -659,6 +660,36 @@ void UIMessengerGroupWnd::Slot26(int, int) {
   }
 }
 
+// OFFSET: 0x0073D460
+// FUNCTION: fn_07713
+void UIMessengerGroupWnd::Slot25(int x, int y) {
+  if (g_messengerGroupCollapsed) {
+    return;
+  }
+
+  const int previous = this->selected;
+  this->selected = -1;
+
+  if (x >= 2 && x <= this->geometry.width - 2 && y > 16 && y < this->visibleRows * this->rowHeight + 17) {
+    const int index = (y - 17) / this->rowHeight + this->scrollTop;
+    int position = 0;
+    for (auto member = this->members.begin(); member != this->members.end(); ++member, ++position) {
+      if (position == index) {
+        this->selected = index;
+        break;
+      }
+    }
+  }
+
+  if (previous != this->selected) {
+    this->Invalidate();
+  }
+
+  if (this->selected != -1) {
+    this->SendMsg(nullptr, 49, 0, 0, 0, 0);
+  }
+}
+
 // OFFSET: 0x0073D080
 // FUNCTION: fn_07710
 void UIMessengerGroupWnd::Slot31(int x, int y) {
@@ -885,4 +916,4 @@ void UIWindowMgr::RetireTransientWindow() {
     this->Schedule(transient);
     this->window_4F250 = nullptr;
   }
-}
\ No newline at end of file
+}