MyCustomButton.java

public class MyCustomButton extends Button {
  
  private static PseudoClass EXPLODING_PSEUDO_CLASS = PseudoClass.getPseudoClass("exploding");
  
  BooleanProperty exploding = new BooleanPropertyBase(false) {
    public void invalidated() {
      pseudoClassStateChanged(EXPLODING_PSEUDO_CLASS, get());
    }
    
    @Override public Object getBean() {
      return MyControl.this;
    }
    
    @Override public String getName() {
      return "exploding";
    }
  };
  
  public void setExploding(boolean exploding) {
    this.exploding.set(exploding);
  }
}