source: sans/utils/bt5/icpgui/test2 @ 120

#!/usr/bin/expectk

#log_user 0
eval spawn -noecho "/usr/local/icp/bin/icp"
set icpid $spawn_id
#canvas .icp -relief sunken -bd 1 -width 600
#set icptext [.icp create text 0 0 -anchor w -font Fixed -width 0]
text .icp
entry .input -relief sunken -bd 1
button .howlongbut -text "Howlong i1-6" -command {exp_send -i $icpid "howlong i1-6\r"}

pack .icp -fill x -anchor nw -expand true
pack .input -fill x
pack .howlongbut 


expect_background {
        -i $icpid -re "\[^\x0d]+" {
                #.icp insert $icptext end $expect_out(0,string)
                .icp insert end $expect_out(0,string)
        }
        -i $any_spawn_id "\x0d" {
        }
        -i $any_spawn_id "exit" { exit 0 }
}

foreach event {<KeyPress> <<PasteSelection>>} {bind .icp $event break}
bind .input <Any-Enter> {focus %W}
bind .input <Key-Return> {exp_send -i $icpid [ .input get]; exp_send -i $icpid "\r"; .input delete 0 end }