src/demo/share/jfc/Metalworks/UISwitchListener.java

/*
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/*
 * This source code is provided to illustrate the usage of a given feature
 * or technique and has been deliberately simplified. Additional steps
 * required for a production-quality application, such as security checks,
 * input validation and proper error handling, might not be present in
 * this sample code.
 */



import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.JComponent;
import javax.swing.SwingUtilities;


/**
 * This class listens for UISwitches, and updates a given component.
 *
 * @author Steve Wilson
 * @author Alexander Kouznetsov
 */
public class UISwitchListener implements PropertyChangeListener {

    JComponent componentToSwitch;

    public UISwitchListener(JComponent c) {
        componentToSwitch = c;
    }

    public void propertyChange(PropertyChangeEvent e) {
        String name = e.getPropertyName();
        if (name.equals("lookAndFeel")) {
            SwingUtilities.updateComponentTreeUI(componentToSwitch);
            componentToSwitch.invalidate();
            componentToSwitch.validate();
            componentToSwitch.repaint();
        }
    }
}