From ac14fd4de828924609e85c2cf8ee49a74d43a096 Mon Sep 17 00:00:00 2001
From: "Kim F. Storm" <storm@cua.dk>
Date: Sun, 17 Sep 2006 20:57:44 +0000
Subject: [PATCH 1/1] (update_text_area): Undo 2000-07-18 change. Always
 redrawing whole row if line has mouse-face in it causes excessive flickering
 of the mode line.

---
 src/dispnew.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/dispnew.c b/src/dispnew.c
index d048eadd5c..02a3aedaf1 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -4406,7 +4406,12 @@ update_text_area (w, vpos)
       || desired_row->phys_height != current_row->phys_height
       || desired_row->visible_height != current_row->visible_height
       || current_row->overlapped_p
+#if 0
+      /* This causes excessive flickering when mouse is moved across
+	 the mode line.  Luckily everything seems to work just fine
+	 without doing this.  KFS 2006-09-17.  */
       || current_row->mouse_face_p
+#endif
       || current_row->x != desired_row->x)
     {
       rif->cursor_to (vpos, 0, desired_row->y, desired_row->x);
-- 
2.39.2