Dependencies: qtbase5-dev, qttools5-dev-tools, build-essential
If you want to install from source, open a terminal and change into this folder. To install type:
qmake
sudo make install distclean
To uninstall type:
qmake (if the Makefile has been removed)
sudo make deinstall
(please note that the users qprogram-starter settings file and the log files won't be removed)
For most systems using the Gnome Shell a certain DBus method has been removed, thus a shutdown dialog will be likely to appear if qshutdown's methods have been set to automatic or to Gnome session. If you do not want this shutdown dialog to appear, please use ConsoleKit or something else.