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Keyboard input/Keypress check: Difference between revisions
Scala solution added
(→{{header|Perl}}: second possibility) |
(Scala solution added) |
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=={{header|Scala}}==
<lang Scala>import java.awt.event.{KeyAdapter, KeyEvent}
import javax.swing.{JFrame, SwingUtilities}
class KeypressCheck() extends JFrame {
addKeyListener(new KeyAdapter() {
override def keyPressed(e: KeyEvent): Unit = {
val keyCode = e.getKeyCode
if (keyCode == KeyEvent.VK_ENTER) {
dispose()
System.exit(0)
}
else
println(keyCode)
}
})
}
object KeypressCheck extends App {
println("Press any key to see its code or 'enter' to quit\n")
SwingUtilities.invokeLater(() => {
def foo() = {
val f = new KeypressCheck
f.setFocusable(true)
f.setVisible(true)
f.setSize(200, 200)
f.setEnabled(true)
}
foo()
})
}</lang>
=={{header|Seed7}}==
The library [http://seed7.sourceforge.net/libraries/keybd.htm keybd.s7i] defines
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