From ddcab649408ac92c8add3befc357cc3f90338cdb Mon Sep 17 00:00:00 2001
From: leo <longshuang@msn.cn>
Date: Wed, 28 Aug 2024 13:19:44 +0800
Subject: [PATCH] enhance: do NOT redraw commit graph if vertical scroll of
 commit list not changed

---
 src/Views/Histories.axaml.cs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/Views/Histories.axaml.cs b/src/Views/Histories.axaml.cs
index f966caaa..e862a07a 100644
--- a/src/Views/Histories.axaml.cs
+++ b/src/Views/Histories.axaml.cs
@@ -647,7 +647,12 @@ namespace SourceGit.Views
 
         private void OnCommitListLayoutUpdated(object _1, EventArgs _2)
         {
-            CommitGraph.InvalidateVisual();
+            var y = CommitListContainer.Scroll?.Offset.Y ?? 0;
+            if (y != _lastScrollY)
+            {
+                _lastScrollY = y;
+                CommitGraph.InvalidateVisual();
+            }
         }
 
         private void OnCommitListSelectionChanged(object _, SelectionChangedEventArgs e)
@@ -695,5 +700,7 @@ namespace SourceGit.Views
                 e.Handled = true;
             }
         }
+
+        private double _lastScrollY = 0;
     }
 }