From 04fac249f97d00ae385820e936b1fe9246cddee4 Mon Sep 17 00:00:00 2001
From: Jonathan White <support@dmapps.us>
Date: Wed, 24 Apr 2024 07:40:23 -0400
Subject: [PATCH] Force clear clipboard on Wayland

* Fixes #4498
---
 src/gui/Clipboard.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/gui/Clipboard.cpp b/src/gui/Clipboard.cpp
index f0fbf01ab..f43d7197b 100644
--- a/src/gui/Clipboard.cpp
+++ b/src/gui/Clipboard.cpp
@@ -21,6 +21,7 @@
 #include <QApplication>
 #include <QClipboard>
 #include <QMimeData>
+#include <QProcess>
 #include <QTimer>
 
 #include "core/Config.h"
@@ -101,6 +102,12 @@ void Clipboard::clearCopiedText()
         || m_lastCopied == clipboard->text(QClipboard::Selection)) {
         clipboard->clear(QClipboard::Clipboard);
         clipboard->clear(QClipboard::Selection);
+#ifdef Q_OS_UNIX
+        // Gnome Wayland doesn't let apps modify the clipboard when not in focus, so force clear
+        if (QProcessEnvironment::systemEnvironment().contains("WAYLAND_DISPLAY")) {
+            QProcess::startDetached("wl-copy", {"-c"});
+        }
+#endif
     }
 
     m_lastCopied.clear();