From b95c0d247d1c89ca60c724c95201e3d410b5a318 Mon Sep 17 00:00:00 2001
From: Marcus Tillmanns <marcus.tillmanns@qt.io>
Date: Mon, 6 Mar 2023 18:16:28 +0100
Subject: Terminal: Fix "altscreen" handling

When "altscreen" is enabled ( e.g. when starting nano ), the terminal
switches into an alternate mode without scrollback buffer.

This was not correctly handled where the scrollback buffer would stay
active.

Change-Id: I443d26383d9cd908befcd24a837ecf84c0c1e849
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
---
 src/plugins/terminal/terminalwidget.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/plugins/terminal/terminalwidget.cpp')

diff --git a/src/plugins/terminal/terminalwidget.cpp b/src/plugins/terminal/terminalwidget.cpp
index 8df6e3c02a..b40110e653 100644
--- a/src/plugins/terminal/terminalwidget.cpp
+++ b/src/plugins/terminal/terminalwidget.cpp
@@ -278,6 +278,8 @@ void TerminalWidget::setupSurface()
                 configBlinkTimer();
             });
     connect(m_surface.get(), &Internal::TerminalSurface::altscreenChanged, this, [this] {
+        updateScrollBars();
+        updateViewport();
         setSelection(std::nullopt);
     });
     connect(m_surface.get(), &Internal::TerminalSurface::unscroll, this, [this] {
-- 
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