There are only two mainstream solutions for building the graphical interface of Linux-based desktop applications, and GTK+ (GIMP Toolkit) is one of them. It is

Qt is one of the most influential graphical toolkits for the Linux operating system and is quickly being adopted on other platforms (Windows, Mac OS) as well. I

Learn how to develop portable GUI programs to run on multiple operating systems. Revised and updated from the popular original, with a full set of new examples

With this book, Linux programmers who want to move into the desktop market learn how to program the Graphical User Interface using the GNOME architecture. GNOME

GTK+ is one of the most influential graphical toolkits for the Linux operating system. It is the technology upon which the GNOME and XFCE desktop environments a