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Swing定制Button

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内容图文

package themedemo;

import java.awt.BasicStroke;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.GridLayout;
import java.awt.RenderingHints;
import java.util.Map;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.Painter;
import javax.swing.SwingUtilities;
import javax.swing.UIDefaults;
import javax.swing.UIManager;
import javax.swing.WindowConstants;

public class ButtonSkinDemo {
	public static void main(String[] args) {
		SwingUtilities.invokeLater(new Runnable() {
			public void run() {
				for (UIManager.LookAndFeelInfo laf : UIManager
						.getInstalledLookAndFeels()) {
					if ("Nimbus".equals(laf.getName())) {
						try {
							UIManager.setLookAndFeel(laf.getClassName());
						} catch (Exception e) {
							e.printStackTrace();
						}
					}
				}

				for (Map.Entry<Object, Object> entry : UIManager
						.getLookAndFeelDefaults().entrySet()) {
					if ((entry.getKey().toString()).startsWith("Button")) {
						System.out.println(entry.getKey() + " = "
								+ entry.getValue());
					}
				}

				JFrame frame = new JFrame("Button Skining Demo");
				frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
				frame.getContentPane().setLayout(new BorderLayout());
				JPanel panel = new JPanel(new GridLayout(0, 1, 20, 20));
				panel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
				panel.setBackground(Color.darkGray);

				UIDefaults buttonDefaults = new UIDefaults();
				buttonDefaults.put("Button.backgroundPainter",
						new Painter<JComponent>() {
							public void paint(Graphics2D g, JComponent c,
									int w, int h) {
								g.setRenderingHint(
										RenderingHints.KEY_ANTIALIASING,
										RenderingHints.VALUE_ANTIALIAS_ON);
								g.setStroke(new BasicStroke(2f));
								g.setColor(Color.WHITE);
								g.fillRoundRect(0, 0, w - 2, h - 2, 8, 8);
								g.setColor(Color.LIGHT_GRAY);
								g.drawRoundRect(0, 0, w - 2, h - 2, 8, 8);
							}
						});
				buttonDefaults.put("Button[Pressed].backgroundPainter",
						new Painter<JComponent>() {
							public void paint(Graphics2D g, JComponent c,
									int w, int h) {
								g.setRenderingHint(
										RenderingHints.KEY_ANTIALIASING,
										RenderingHints.VALUE_ANTIALIAS_ON);
								g.setStroke(new BasicStroke(2f));
								g.setColor(Color.LIGHT_GRAY);
								g.fillRoundRect(0, 0, w - 2, h - 2, 8, 8);
							}
						});

				JButton button = new JButton("myButton");
				panel.add(button);
				button.putClientProperty("Nimbus.Overrides", buttonDefaults);
				button.putClientProperty("Nimbus.Overrides.InheritDefaults",
						false);

				// Add a normal themed slider for comparison
				JButton normalButton = new JButton("normalButton");
				panel.add(normalButton);

				frame.getContentPane().add(panel, BorderLayout.CENTER);
				frame.pack();
				frame.setLocationRelativeTo(null);
				frame.setVisible(true);
			}
		});
	}
}

原文：http://blog.csdn.net/gaowen_han/article/details/19754733

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