From 638ea3111f0b069147880fc47b1843114f288d20 Mon Sep 17 00:00:00 2001
From: Ilya Fedin <fedin-ilja2010@ya.ru>
Date: Sun, 4 Oct 2020 06:02:15 +0400
Subject: [PATCH] Fallback to D-Bus methods if XCB-based LastUserInputTime
 failed

---
 Telegram/SourceFiles/platform/linux/specific_linux.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/platform/linux/specific_linux.cpp b/Telegram/SourceFiles/platform/linux/specific_linux.cpp
index 33c5e04a52..50e1dcdd5e 100644
--- a/Telegram/SourceFiles/platform/linux/specific_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/specific_linux.cpp
@@ -1013,7 +1013,10 @@ QImage GetImageFromClipboard() {
 
 std::optional<crl::time> LastUserInputTime() {
 	if (!IsWayland()) {
-		return XCBLastUserInputTime();
+		const auto xcbResult = XCBLastUserInputTime();
+		if (xcbResult.has_value()) {
+			return xcbResult;
+		}
 	}
 
 #ifndef DESKTOP_APP_DISABLE_DBUS_INTEGRATION