001package jmri.jmrit.symbolicprog.tabbedframe; 002 003import javax.swing.JComponent; 004import jmri.jmrit.symbolicprog.ArithmeticQualifier; 005import jmri.jmrit.symbolicprog.VariableValue; 006 007/** 008 * Qualify a JComponent on a numerical test by setting the JComponent's 009 * visibility. 010 * 011 * @author Bob Jacobsen Copyright (C) 2010, 2014 012 */ 013public class JComponentQualifier extends ArithmeticQualifier { 014 015 JComponent component; 016 017 public JComponentQualifier(JComponent component, VariableValue watchedVal, int value, String relation) { 018 super(watchedVal, value, relation); 019 020 this.component = component; 021 022 setWatchedAvailable(currentDesiredState()); 023 } 024 025 @Override 026 public void setWatchedAvailable(boolean enable) { 027 component.setVisible(enable); 028 } 029 030 @Override 031 protected boolean currentAvailableState() { 032 return component.isVisible(); 033 } 034 035}