1.17 Lookup GUI: "lkup-gui.rkt"
(require htdp/lkup-gui) | package: htdp-lib |
The teachpack provides three functions:
reads out the indexth guess choice, starting with 0
displays its msg argument in the message panel
connects a controller (handler) with the Check button displays frame
Example:
This example simply mirrors what the user types in to the message field.