scalafx hello world example / published by https://github.com/dacr/code-examples-manager #f4009b1c-4c4b-40e1-a075-636175f03c46/159d161f46857efa9ec72167727db507a9405999

ui-scalafx-hello-1.scala

// summary : scalafx hello world example
// keywords : scala, user-interface, javafx, scalafx, helloworld
// publish : gist
// authors : David Crosson
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : f4009b1c-4c4b-40e1-a075-636175f03c46
// created-on : 2023-11-02T14:57:23+01:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

// ---------------------
// To setup the right jdk with javafx enabled :
// nix-shell nix-shell-scalafx.nix (https://gist.github.com/dacr/f64acff9d7e128183f721038e7e0a94d)
// ---------------------
//> using scala "3.4.2"
//> using dep "org.scalafx::scalafx:21.0.0-R32"
// ---------------------

// inspired from a X post from @rumbletumblekid :
// https://twitter.com/rumbletumblekid/status/1719376674939101576

import scalafx.application.JFXApp3
import scalafx.scene.Scene
import scalafx.scene.layout.VBox
import scalafx.scene.control.Label
import scalafx.geometry.Pos.Center

object Main extends JFXApp3 {
  override def start(): Unit = {
    stage = new JFXApp3.PrimaryStage {
      width = 640
      height = 380
      scene = new Scene {
        root = new VBox {
          alignment = Center
          children = Label("Hello World")
        }
      }
    }
  }
}