From 820df0f551adc056024ed1d927b31c72bcde262d Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Wed, 3 Dec 2025 07:38:46 +0000
Subject: [PATCH] Add check that the pane is not in alternate screen mode when
 in copy-mode. From Michael Grant in GitHub issue 4728.

---
 window.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/window.c b/window.c
index 16f1ecb3..80bc57c2 100644
--- a/window.c
+++ b/window.c
@@ -1769,7 +1769,7 @@ window_pane_mode(struct window_pane *wp)
 int
 window_pane_show_scrollbar(struct window_pane *wp, int sb_option)
 {
-	if (SCREEN_IS_ALTERNATE(wp->screen))
+	if (SCREEN_IS_ALTERNATE(&wp->base))
 		return (0);
 	if (sb_option == PANE_SCROLLBARS_ALWAYS ||
 	    (sb_option == PANE_SCROLLBARS_MODAL &&