package {
  import flash.display.*;
  import flash.events.*;
  import flash.text.*;
  import flash.ui.*;
  
  // Displays the keycode and character code for any key pressed.
  public class actionscript_events_KeyViewer  extends Sprite {
    private var keyoutput:TextField;
    public function actionscript_events_KeyViewer () {
      keyoutput = new TextField();
      keyoutput.text = "Press any key...";
      keyoutput.autoSize = TextFieldAutoSize.LEFT;
      keyoutput.border     = true;
      keyoutput.background = true;
      addChild(keyoutput);
      
      stage.addEventListener(KeyboardEvent.KEY_DOWN, keyDownListener);
    }

    private function keyDownListener (e:KeyboardEvent):void {
      keyoutput.text = "The key code for the key you pressed is: " 
                       + e.keyCode + "\n";
      keyoutput.appendText("The character code for the key you pressed is: " 
                           + e.charCode + "\n");
      keyoutput.appendText("The character for the key you pressed is: " 
                           + String.fromCharCode(e.charCode));
    }
  }
}