From 8e5c8c96bd610c9e7b7c2af2767ce3528ad02ae5 Mon Sep 17 00:00:00 2001
From: Ilya Fedin <fedin-ilja2010@ya.ru>
Date: Thu, 23 Jun 2022 02:47:24 +0400
Subject: [PATCH] Fix a crash while setting FramelessWindowHint

---
 ui/platform/ui_platform_window.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ui/platform/ui_platform_window.cpp b/ui/platform/ui_platform_window.cpp
index cbdf4de..b11831f 100644
--- a/ui/platform/ui_platform_window.cpp
+++ b/ui/platform/ui_platform_window.cpp
@@ -267,7 +267,11 @@ void DefaultWindowHelper::init() {
 			bool shown,
 			bool titleShown,
 			Qt::WindowStates windowState) {
-		window()->windowHandle()->setFlag(Qt::FramelessWindowHint, titleShown);
+		if (const auto handle = window()->windowHandle()) {
+			handle->setFlag(Qt::FramelessWindowHint, titleShown);
+		} else {
+			window()->setWindowFlag(Qt::FramelessWindowHint, titleShown);
+		}
 		updateWindowExtents();
 	}, window()->lifetime());