scalafx hello world example again / published by https://github.com/dacr/code-examples-manager #8ac3a4ce-b859-405a-be6b-e19fd86e6bdc/88e8bbfb122f025bdcd3b006a0250f28c6e9256d

ui-scalafx-hello-2.scala

// summary : scalafx hello world example again
// 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 : 8ac3a4ce-b859-405a-be6b-e19fd86e6bdc
// created-on : 2024-01-07T21:16:09+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"
// ---------------------

// coming from
// https://github.com/scalafx/scalafx/blob/master/scalafx-demos/src/main/scala/scalafx/JFXApp3Demo.scala

import scalafx.application.JFXApp3
import scalafx.application.JFXApp3.PrimaryStage
import scalafx.geometry.Insets
import scalafx.scene.Scene
import scalafx.scene.layout.HBox
import scalafx.scene.paint.Color._
import scalafx.scene.paint._
import scalafx.scene.text.Text


object JFXApp3Demo extends JFXApp3 {
  override def start(): Unit = {
    stage = new PrimaryStage {
      title = "ScalaFX Hello World!"
      scene = new Scene {
        fill = Color.rgb(38, 38, 38)
        content = new HBox {
          padding = Insets(50, 80, 50, 80)
          children = Seq(
            new Text {
              text = "Hello World!"
              style = "-fx-font: normal bold 100pt sans-serif"
              fill = new LinearGradient(endX = 0, stops = Stops(Red, DarkRed))
            }
          )
        }
      }
    }
  }
}