From c677aae7b12f5775401d1293c2502f0353241511 Mon Sep 17 00:00:00 2001
From: paxcut <paxcut@outlook.com>
Date: Fri, 20 Mar 2026 04:40:08 -0700
Subject: [PATCH] fixed choppy text rendering when dragging the scrollbar with
 mouse (credit goes to WerWolv) and top margin adjustment when find/replace
 popup window first appears if it is blocking the entry under the cursor.

---
 plugins/ui/source/ui/text_editor/render.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/plugins/ui/source/ui/text_editor/render.cpp b/plugins/ui/source/ui/text_editor/render.cpp
index fa9d2f868..06ddeba32 100644
--- a/plugins/ui/source/ui/text_editor/render.cpp
+++ b/plugins/ui/source/ui/text_editor/render.cpp
@@ -1146,10 +1146,6 @@ namespace hex::ui {
             m_scroll = ImVec2(scrollX, scrollY);
         }
 
-        if (m_lines.m_setTopRow)
-            m_lines.setFirstRow();
-        else
-            m_lines.m_topRow = std::max<float>(0.0F, (scrollY - m_lines.m_topMargin) / m_lines.m_charAdvance.y);
         m_topLineNumber = getTopLineNumber();
         float maxDisplayedRow = m_lines.getMaxDisplayedRow();
         float lineIndex = m_topLineNumber;
@@ -1207,6 +1203,10 @@ namespace hex::ui {
 
                 row = row + 1.0F;
             }
+            if (m_lines.m_setTopRow)
+                m_lines.setFirstRow();
+            else
+                m_lines.m_topRow = std::max<float>(0.0F, (scrollY - m_lines.m_topMargin) / m_lines.m_charAdvance.y);
         } else {
             m_lines.m_rowToLineIndex[0] = 1;
             m_topLineNumber = 1;
@@ -1662,6 +1662,8 @@ namespace hex::ui {
                     m_shiftedScrollY = oldScrollY - pixelCount;
                 ImGui::SetScrollY(m_shiftedScrollY);
                 m_lines.m_topMargin = m_newTopMargin;
+
+                m_lines.ensureCursorVisible();
             }
         }
     }