From 12edb52d0c3411b841f087f9dbea60638acae2de Mon Sep 17 00:00:00 2001
From: NeoTheFox <soniczerops@gmail.com>
Date: Sat, 14 Mar 2015 18:28:57 +0300
Subject: [PATCH] Updated README.md More comments

---
 README.md      |  5 +++++
 main.cpp       |  2 ++
 mainwindow.cpp | 13 ++++++++++++-
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 7773cb7..c571682 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,11 @@ qmake RepRaptor.pro
 
 make
 ```
+And if you want to install system-wide
+```
+sudo make install
+```
+
 ## Links
 - [Binary release downloads (Windows, Linux)](https://github.com/NeoTheFox/RepRaptor/releases)
 - [RepRap wiki](http://reprap.org/wiki/RepRaptor)
diff --git a/main.cpp b/main.cpp
index 71e10c1..e91ad25 100644
--- a/main.cpp
+++ b/main.cpp
@@ -5,10 +5,12 @@ int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
 
+    //Set some props in order to fetch and save QSettings
     QCoreApplication::setOrganizationName("NeoTheFox");
     QCoreApplication::setOrganizationDomain("https://github.com/NeoTheFox");
     QCoreApplication::setApplicationName("RepRaptor");
 
+    //Set the priority, so the OS would not mess up serial communication
     QThread::currentThread()->setPriority(QThread::HighestPriority);
 
     MainWindow w;
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 6432271..2364dc8 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -38,13 +38,24 @@ MainWindow::MainWindow(QWidget *parent) :
     ui->baudbox->addItem(QString::number(500000));
 
     //Create objects
+    //Timers need parent to be set up
+    //in order to be tied to its thread
+    //and stop right
     statusTimer = new QTimer(this);
     progressSDTimer = new QTimer(this);
+    //QElapsedTimers have no parents
     sinceLastTemp = new QElapsedTimer();
     sinceLastSDStatus = new QElapsedTimer();
+    //Workers would be moved to ther thread,
+    //so we should not set their parents. Instead,
+    //we should connect QThread's finished() to
+    //worker's deleteLater()
     parserWorker = new Parser();
-    parserThread = new QThread(this);
     senderWorker = new Sender();
+    //Setting the parent of QThread lets
+    //threads to stop right, and also makes
+    //them inherit parent's priority
+    parserThread = new QThread(this);
     senderThread = new QThread(this);
 
     //Restore settings