HelloWorld.fx

import javafx.stage.*;
import javafx.scene.*;
import javafx.scene.text.*;

class HelloWorldNode extends CustomNode {
  public var str:String;

  override function create():Node {
    Text {
      content: bind str
      x: 10
      y: 25
      font: Font {
        name: "Sans Serif"
        size: 24
      }
    }
  }
}

var helloWorld = HelloWorldNode{}
helloWorld.str = "Hello World!";

var stage = Stage {
  var str:String;
  visible: false
  title: "HelloWorld"
  width: 170
  height: 50
  scene: Scene {
    content: {
      helloWorld
    }
  }
}