RosettaCodeData/Task/Simple-windowed-application/Nim/simple-windowed-application...

23 lines
526 B
Nim

import gtk2
var
win = windowNew WINDOW_TOPLEVEL
button = buttonNew "Click me"
label = labelNew "There have been no clicks yet"
vbox = vboxNew(true, 1)
counter = 0
proc clickedMe(o: var PButton, l: PLabel) =
inc counter
l.setText "You clicked me " & $counter & " times"
nim_init()
win.setTitle "Click me"
vbox.add label
vbox.add button
win.add vbox
discard win.signal_connect("delete-event", SignalFunc mainQuit, nil)
discard button.signal_connect("clicked", SignalFunc clickedMe, label)
win.showAll()
main()