Berikut ini contoh kode untuk membuat scrollbar komponen fl.controls.TextArea otomatis bergerak ke bawah kalo ada penambahan teks sehingga baris-baris terbaru selalu kelihatan.
package {
import fl.controls.Button;
import fl.controls.TextArea;
import fl.controls.TextInput;
import fl.events.ComponentEvent;
import flash.display.MovieClip;
import flash.events.Event;
import flash.events.MouseEvent;
public class Main extends MovieClip {
public var console:TextArea;
public var input:TextInput
public function Main() {
console.text = "A\nB\nC\nD\nE\nF\nG\nH\nI\nJ\nK\n";
console.addEventListener(Event.RENDER, updateScrollPosition);
input.addEventListener(ComponentEvent.ENTER, addText);
}
private function updateScrollPosition(e:Event):void {
console.verticalScrollPosition = console.maxVerticalScrollPosition;
}
private function addText(e:Event):void {
if (input.length > 0 ) {
console.appendText(input.text + "\n");
}
}
}
}