Change themes using tray icon.
Everyone have Favourite Themes that used for their OS. But most of them have more than one favourite theme. For example a programmer who like to code on dark theme, but when he/she doing other thing he/she like using other theme. It will be easier to change theme instantly with tray icon in taskbar, and that is why this project is created
Just a little secret, this app can be an example for learning python Gtk+ 3 and D-Bus