#lang racket/gui (require mrlib/aligned-pasteboard) (define f (new frame% [label "test"] [width 400] [height 500])) (define pb1 (new vertical-pasteboard%)) (define ec (new aligned-editor-canvas% [parent f] [editor pb1] [style '(no-hscroll)])) (define pb2 (new vertical-pasteboard%)) (define es2 (new aligned-editor-snip% [editor pb2])) (define t (new text%)) (define es3 (new editor-snip% [editor t])) (send pb1 insert es2) (send pb2 insert es3) (send f show true)