From 0cea62699d3aeee77d9c363028303ba6e591ae2c Mon Sep 17 00:00:00 2001
From: wisherhxl <wisherhxl@gmail.com>
Date: Mon, 23 May 2022 11:27:57 +0800
Subject: [PATCH] Linux-specific: workaround of clipboard issue with Ctrl+C+C

Closes #1420, closes #650, closes #858.
---
 mainwindow.cc | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/mainwindow.cc b/mainwindow.cc
index 4be02c6a..f06508cd 100644
--- a/mainwindow.cc
+++ b/mainwindow.cc
@@ -3095,7 +3095,19 @@ void MainWindow::hotKeyActivated( int hk )
     toggleMainWindow();
   else
   if ( scanPopup.get() )
+  {
+#ifdef HAVE_X11
+    // When the user requests translation with the Ctrl+C+C hotkey in certain apps
+    // on some GNU/Linux systems, GoldenDict appears to handle Ctrl+C+C before the
+    // active application finishes handling Ctrl+C. As a result, GoldenDict finds
+    // the clipboard empty, silently cancels the translation request, and users report
+    // that Ctrl+C+C is broken in these apps. Slightly delay handling the clipboard
+    // hotkey to give the active application more time and thus work around the issue.
+    QTimer::singleShot( 10, scanPopup.get(), SLOT( translateWordFromClipboard() ) );
+#else
     scanPopup->translateWordFromClipboard();
+#endif
+  }
 }
 
 void MainWindow::prepareNewReleaseChecks()