From c055ec3a159012979bdf05877fa74b837c7481e1 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 16 Nov 2018 08:33:26 +0530
Subject: [PATCH] Windows: Fix restarting calibre with system tray icon enabled
 causing duplicate defunct icons in the tray. Fixes #1803034 [Windows 7 - Icon
 duplicated in notification
 area](https://bugs.launchpad.net/calibre/+bug/1803034)

---
 src/calibre/gui2/ui.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/calibre/gui2/ui.py b/src/calibre/gui2/ui.py
index 0d58a3ce84..dd43eef419 100644
--- a/src/calibre/gui2/ui.py
+++ b/src/calibre/gui2/ui.py
@@ -916,6 +916,9 @@ class Main(MainWindow, MainWindowMixin, DeviceMixin, EmailMixin,  # {{{
             pass
         self.restart_after_quit = restart
         self.debug_on_restart = debug_on_restart
+        if self.system_tray_icon is not None and self.restart_after_quit:
+            # Needed on windows to prevent multiple systray icons
+            self.system_tray_icon.setVisible(False)
         QApplication.instance().quit()
 
     def donate(self, *args):