From 1416e696b10d667ef28ddfe625e381e91c08b559 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Thu, 1 Feb 2024 15:50:48 +0900
Subject: Avoid full redraw on 'preview' action when preview window exists

---
 src/terminal.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/terminal.go b/src/terminal.go
index c82183d3..b38a0629 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -3490,7 +3490,9 @@ func (t *Terminal) Loop() {
 				t.prompt, t.promptLen = t.parsePrompt(a.a)
 				req(reqPrompt)
 			case actPreview:
-				updatePreviewWindow(true)
+				if !t.hasPreviewWindow() {
+					updatePreviewWindow(true)
+				}
 				refreshPreview(a.a)
 			case actRefreshPreview:
 				refreshPreview(t.previewOpts.command)
-- 
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