Updating displayed spinbutton value from a text file

2018-07-05 Thread Roger Matthews via gtk-app-devel-list
I'm using gtk+3.10 on Ubuntu 14.04 and am writing an application in C, with the user interface constructed with a builder.ui file. I am using spinbuttons to create and change Cairo drawings of some mathematical functions. The spinbuttons’ adjustment value is initialised from the builder.ui

Copywrite protection and source-code distribution

2018-08-01 Thread Roger Matthews via gtk-app-devel-list
I have developed an application using GTK+3.10. What copy-write protection can you (GTK+) provide for me. I have been told that copywrite is free and automatic and that to protect the software from piracy I need sufficient money to prove prior usage in a court of law. I don't see how the requir