From 5572e390c4c1d7195520b95c206fc80d25110c0e Mon Sep 17 00:00:00 2001
From: Kai Uwe Broulik <kde@privat.broulik.de>
Date: Tue, 29 Aug 2023 19:18:49 +0200
Subject: [PATCH] XdgToplevelWindow: Consider app responsive only if sent ping
 was received

> Pass the serial specified in the event back to the compositor by sending
> a "pong" request back with the specified serial.
---
 src/xdgshellwindow.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/xdgshellwindow.cpp b/src/xdgshellwindow.cpp
index 15f42f470a..ce672a6c6e 100644
--- a/src/xdgshellwindow.cpp
+++ b/src/xdgshellwindow.cpp
@@ -1126,8 +1126,9 @@ void XdgToplevelWindow::handlePingDelayed(quint32 serial)
 
 void XdgToplevelWindow::handlePongReceived(quint32 serial)
 {
-    m_pings.remove(serial);
-    setUnresponsive(false);
+    if (m_pings.remove(serial)) {
+        setUnresponsive(false);
+    }
 }
 
 void XdgToplevelWindow::handleMaximumSizeChanged()