require 'config.rb' c =TkCanvas.new.pack conf = TkdConfigure.new( c ) r = TkcRectangle.new(c, 100, 60, 200, 140, 'fill'=>'red') f = TkFrame.new.pack TkButton.new(f, 'text'=>'itemconfig', 'command'=>proc{ conf.dialog( r ) }).pack('side'=>'left') TkButton.new(f, 'text'=>'exit', 'command'=>proc{ exit }).pack('side'=>'left') Tk.mainloop