GlassButton.java

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package org.clothocore.util.buttons;

import java.awt.AlphaComposite;
import java.awt.Graphics;
import java.awt.Graphics2D;
import javax.swing.JButton;

/**
 *
 * @author jcanderson
 */
public class GlassButton  extends JButton {
	public GlassButton(String text) {
	    super(text);
	    setOpaque(false);

             /* To allow the search text field on the dashboard to regain focus, we must make all buttons unfocusable.
             Otherwise, the search text field on the dashboard does not regain focus on Linux, unless it is clicked.
             --sbhatia */

            setFocusable(false);
            
	}

	public GlassButton(float trans) {
	    super("");
            transparency = trans;
	    setOpaque(false);

            /* To allow the search text field on the dashboard to regain focus, we must make all buttons unfocusable.
             Otherwise, the search text field on the dashboard does not regain focus on Linux, unless it is clicked.
             --sbhatia */

            setFocusable(false);

	}

    @Override
    public void paint(Graphics g) {
        Graphics2D g2 = (Graphics2D) g.create();
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, transparency));
        super.paint(g2);
        g2.dispose();
    }

    private float transparency = 0.0f;

}