#lang racket/base (require "loadlib.rkt" "main.rkt" ffi/unsafe) (provide gtk run) (define gtk (gi-ffi "Gtk" "2.0")) (define (run) (gtk 'init 0 #f) (define win (gtk 'Window 'new (gtk 'WindowType ':toplevel))) (g-signal-connect-data (win ':this) "destroy" (λ () (gtk 'main-quit)) #f #f) (define button (gtk 'Button 'new-with-label "Hello, world")) (button 'show) (win 'add button) (win 'show) (gtk 'main))