From 2e95667ec26fd32b6622e46aef9118f9e15c814d Mon Sep 17 00:00:00 2001
From: Stenzek <stenzek@gmail.com>
Date: Tue, 14 Jan 2025 20:46:31 +1000
Subject: [PATCH] Qt: Fix returning to desktop mode from Big Picture

---
 src/duckstation-qt/qthost.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/duckstation-qt/qthost.cpp b/src/duckstation-qt/qthost.cpp
index 1f753a599..6eaa30538 100644
--- a/src/duckstation-qt/qthost.cpp
+++ b/src/duckstation-qt/qthost.cpp
@@ -765,6 +765,11 @@ void EmuThread::stopFullscreenUI()
 
   if (m_is_fullscreen_ui_started)
   {
+    // Need to switch out of fullscreen before stopping the fullscreen UI, otherwise Qt
+    // terminates the applcation because briefly there are no windows remaining.
+    if (m_is_fullscreen)
+      setFullscreen(false, true);
+
     GPUThread::StopFullscreenUI();
     m_is_fullscreen_ui_started = false;
     emit fullscreenUIStartedOrStopped(false);