From f96482ffef29103312fa563dcdd72468bc007a35 Mon Sep 17 00:00:00 2001
From: Ximi1970 <ximi.github@gmail.com>
Date: Mon, 24 Feb 2020 22:02:57 +0100
Subject: [PATCH] New shutdown detect

---
 app/SysTray-X/SysTray-X.pro    |  4 ----
 app/SysTray-X/systrayxlink.cpp | 31 +++++++++++++++++++++++++++++++
 app/SysTray-X/systrayxlink.h   | 10 ++++++++++
 3 files changed, 41 insertions(+), 4 deletions(-)

diff --git a/app/SysTray-X/SysTray-X.pro b/app/SysTray-X/SysTray-X.pro
index b84bfc4..49b2bef 100644
--- a/app/SysTray-X/SysTray-X.pro
+++ b/app/SysTray-X/SysTray-X.pro
@@ -6,10 +6,6 @@
 
 QT       += core gui
 
-unix: {
-    QT  += x11extras
-}
-
 greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
 
 TARGET = SysTray-X
diff --git a/app/SysTray-X/systrayxlink.cpp b/app/SysTray-X/systrayxlink.cpp
index cd0450c..326b7ab 100644
--- a/app/SysTray-X/systrayxlink.cpp
+++ b/app/SysTray-X/systrayxlink.cpp
@@ -104,6 +104,8 @@ void    SysTrayXLinkReader::stopThread()
  */
 void    SysTrayXLinkReader::slotWorker()
 {
+    int error_count = 0;
+
     while( m_doWork )
     {
         qint32 data_len;
@@ -122,6 +124,25 @@ void    SysTrayXLinkReader::slotWorker()
              *  Send the data to my parent
              */
             emit signalReceivedMessage( data );
+
+            /*
+             *  Send the data to my parent
+             */
+            if( data.at( 0 ) == '{' )
+            {
+                emit signalReceivedMessage( data );
+
+                error_count = 0;
+            }
+            else
+            {
+                error_count++;
+
+                if( error_count > 20 )
+                {
+                    emit signalShutdown();
+                }
+            }
         }
     }
 
@@ -165,6 +186,7 @@ SysTrayXLink::SysTrayXLink( Preferences* pref )
 
     connect( m_reader_thread, &QThread::finished, reader, &QObject::deleteLater );
     connect( reader, &SysTrayXLinkReader::signalReceivedMessage, this, &SysTrayXLink::slotLinkRead );
+    connect( reader, &SysTrayXLinkReader::signalShutdown, this, &SysTrayXLink::slotShutdown );
 
     connect( reader, &SysTrayXLinkReader::signalDebugMessage, this, &SysTrayXLink::slotDebugMessage );
 
@@ -440,6 +462,15 @@ void    SysTrayXLink::slotReceivedData( QByteArray data )
 }
 
 
+/*
+ *  Relay shutdown signal
+ */
+void    SysTrayXLink::slotShutdown()
+{
+    emit signalShutdown();
+}
+
+
 /*
  *  Read the input
  */
diff --git a/app/SysTray-X/systrayxlink.h b/app/SysTray-X/systrayxlink.h
index a16d490..64a4b8d 100644
--- a/app/SysTray-X/systrayxlink.h
+++ b/app/SysTray-X/systrayxlink.h
@@ -85,6 +85,11 @@ class SysTrayXLinkReader : public QObject
          */
         void    signalReceivedMessage( QByteArray message );
 
+        /**
+         * @brief signalShutdown. Signal to shutdown the app.
+         */
+        void    signalShutdown();
+
     private:
 
         /**
@@ -277,6 +282,11 @@ class SysTrayXLink : public QObject
          */
         void    slotLinkRead( QByteArray message );
 
+        /**
+         * @brief slotShutdown. Handle sahutdown signal from reader thread.
+         */
+        void    slotShutdown();
+
     private:
 
         /**