firePropertyChange(FLOATABLE_CHANGED_PROPERTY, ! floatable, floatable);
firePropertyChange("floatable", ! floatable, floatable);
  public void setFloatable(boolean floatable)  {    if (floatable != this.floatable)      {	this.floatable = floatable;	firePropertyChange(FLOATABLE_CHANGED_PROPERTY, ! floatable, floatable);      }	} // setFloatable()