GTK+ 3 Reference Manual: GTK+ 3 Reference ManualThis document is for the GTK+ 3 library, version 3.24.23 . The latest versions can be found online at https://developer.gnome.org/gtk3/. If you are looking for the older GTK+ 2 series of libraries, see https://developer.gnome.org/gtk2/. I. GTK+ Overview Getting Started with GTK+ Basics Packing Building user interfaces Building applications A trivial application Populating the window Opening files
http://www.gtk.org/tutorial/
